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Here are the technical service bulletins we have for the 2018 GMC SIERRA DENALI. If you have any questions, do not hesitate to Contact Us:
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 070000 FUEL SYSTEM, GASOLINE
20180228
070000 FUEL SYSTEM, GASOLINE
18026 - Emissions Recall. General Motors has decided to conduct a Voluntary Emission Recall on certain vehicles equipped with a 6.0L gasoline (L96) engine and dual fuel tanks (N2N). There is a potential that the rear fuel tank inlet check
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 284100 BACK OVER PREVENTION: SENSING SYSTEM: CAMERA
20171017
284100 BACK OVER PREVENTION: SENSING SYSTEM: CAMERA
This informational bulletin provides information to the customer about the rear camera guidelines not being present at times due to the VBM taking over the rear camera option.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
20171023
353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
This informational bulletin provides information to the customer on the radio display "info pages" being blank and to make sure to select in the "active info pages" menu.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 116300 ELECTRICAL SYSTEM:IGNITION:ANTI-THEFT CONTROLLER
20171023
116300 ELECTRICAL SYSTEM:IGNITION:ANTI-THEFT CONTROLLER
The information in this bulletin details the proper configurations for the ignition key, fob, key tags, key rings, key ring sizes and applying a QR code sticker or barcode sticker to a key fob.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 116000 ELECTRICAL SYSTEM:IGNITION
20171023
116000 ELECTRICAL SYSTEM:IGNITION
The information in this bulletin details the proper configurations for the ignition key, fob, key tags, key rings, key ring sizes and applying a QR code sticker or barcode sticker to a key fob.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20171011
350000 EQUIPMENT
This informational bulletin provides technicians with updated information to help identify the differences between what is considered a fluid leak, and what is considered seepage.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE (PWS)
20171025
060000 ENGINE (PWS)
This warranty administration bulletin provides dealership personnel with policy and procedure requirements for essential tools that include consumable parts (U.S. Only).
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20171025
350000 EQUIPMENT
This warranty administration bulletin provides dealership personnel with policy and procedure requirements for essential tools that include consumable parts (U.S. Only).
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20171003
350000 EQUIPMENT
This informational bulletin provides information on approved warranty part numbers for original equipment batteries
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 111000 ELECTRICAL SYSTEM:BATTERY
20171003
111000 ELECTRICAL SYSTEM:BATTERY
This informational bulletin provides information on approved warranty part numbers for original equipment batteries
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 135200 VISIBILITY:REARVIEW MIRRORS/DEVICES:EXTERIOR
20171023
135200 VISIBILITY:REARVIEW MIRRORS/DEVICES:EXTERIOR
This preliminary informational bulletin contains recommendations of what needs to be done to swap/install camper outside rearview mirrors on a vehicle not originally equipped with them.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 126000 EXTERIOR LIGHTING:TURN SIGNAL
20171005
126000 EXTERIOR LIGHTING:TURN SIGNAL
This engineering informational bulletin is requesting information from the field on vehicles that have the condition of Both Front Low Beam, High Beam, Day Time Running Lamps (DRL) and Turn Signals Inoperative.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 121000 EXTERIOR LIGHTING:HEADLIGHTS
20171005
121000 EXTERIOR LIGHTING:HEADLIGHTS
This engineering informational bulletin is requesting information from the field on vehicles that have the condition of Both Front Low Beam, High Beam, Day Time Running Lamps (DRL) and Turn Signals Inoperative.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 103700 POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER
20171004
103700 POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER
This engineering informational bulletin is requesting information from the field on vehicles that have the condition of a Torque Converter Shudder.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20171024
350000 EQUIPMENT
This informational bulletin provides information for the IPC odometer programming method quick reference guide.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20171212
110000 ELECTRICAL SYSTEM
17337 01 Phase 2 - Product Emission. General Motors has decided to conduct a Voluntary Emission Recall involving certain vehicles, equipped with a diesel engine. The engine control module in these vehicles may not properly diagnose a fault
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 080000 FUEL SYSTEM, DIESEL
20171212
080000 FUEL SYSTEM, DIESEL
17337 01 Phase 2 - Product Emission. General Motors has decided to conduct a Voluntary Emission Recall involving certain vehicles, equipped with a diesel engine. The engine control module in these vehicles may not properly diagnose a fault
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 280000 BACK OVER PREVENTION
20171213
280000 BACK OVER PREVENTION
17447 - Service Update -.Some vehicles without a rear camera were produced with the calibration for a rear camera. The infotainment screen attempts to display an image that does not exist (dark screen). Reprogram the radio with the intend
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20190730
350000 EQUIPMENT
This Preliminary information communicates additional information on how a LIN bus operates and diagnostic tips when working on a LIN bus.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 353000 EQUIPMENT:ELECTRICAL
20190731
353000 EQUIPMENT:ELECTRICAL
This Preliminary information communicates AFM / DFM usage Information. providing additional information on the AFM and DFM systems
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20170802
350000 EQUIPMENT
This warranty administration bulletin provide policy information on warranty and policy exchange program for electronic products for U.S. and Canada dealers only.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 353000 EQUIPMENT:ELECTRICAL
20170830
353000 EQUIPMENT:ELECTRICAL
The intent of this technical bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for causing multiple customer concerns that do not have other diagnostic methods to identify them.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20170823
350000 EQUIPMENT
Thins informational bulletin provides information on Paint-less Dent Repair Process.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 160000 STRUCTURE
20170823
160000 STRUCTURE
Thins informational bulletin provides information on Paint-less Dent Repair Process.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20170831
060000 ENGINE AND ENGINE COOLING
This informational bulletin provides information on Intake Manifold Inspection/Replacement After Severe Internal Engine Damage.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20170822
110000 ELECTRICAL SYSTEM
This informational bulletin provides information on OnStar® VCIM is currently restricted parts. By working closely with our dealers and technicians, through the part restriction process, the General Motors team will gain a better understand
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20170803
110000 ELECTRICAL SYSTEM
This technical bulletin provides a procedure to perform diagnosis before just replacing the battery sensor module.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE (PWS)
20170831
060000 ENGINE (PWS)
This informational bulletin provides information on common diesel engine tick noises and how they are considered part of normal operation and no parts should be replaced for these conditions.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20170807
350000 EQUIPMENT
This warranty administration bulletin provide policy information on required operating procedures.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
20171128
353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
This preliminary information bulletin provides a procedure on how to check for the customer concern of a blank radio with/without audio, by checking the the wiring harness, ECU and reprograming the HMI software update, if the wiring or ECU
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 355100 EQUIPMENT:OTHER:LABELS
20170809
355100 EQUIPMENT:OTHER:LABELS
This informational bulletin provides information for the service parts identification (SPID) label replacement.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM
20170831
063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM
This technical bulletin provides to the technician a possible issue with the NOx sensor wiring harness and what to do if corrosion is found.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 111000 ELECTRICAL SYSTEM:BATTERY
20170811
111000 ELECTRICAL SYSTEM:BATTERY
This informational Bulletin provides some Diagnostic Tips for preventing unnecessary HV Battery Pack replacement.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE (PWS)
20170831
060000 ENGINE (PWS)
This informational bulletin provides information for specification with the engine oil for the Duramax 6.6L engine.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 284100 BACK OVER PREVENTION: SENSING SYSTEM: CAMERA
20170822
284100 BACK OVER PREVENTION: SENSING SYSTEM: CAMERA
This informational bulletin provides information on new software to correct the rear camera display being to bright.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 118000 ELECTRICAL SYSTEM: SOFTWARE
20170822
118000 ELECTRICAL SYSTEM: SOFTWARE
This informational bulletin provides information on new software to correct the rear camera display being to bright.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 190000 TIRES
20180326
190000 TIRES
This bulletin contains information for the new tires that the vehicle is equipped with and that they are covered by General Motors against defects in material or workmanship under the New Vehicle Warranty (in Canada, the Base Warranty Cover
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20180307
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This informational bulletin provides the dealership with how to prep a vehicle for delivery to the customer to aid in higher CSi scores.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE (PWS)
20180328
060000 ENGINE (PWS)
This informational bulletin provides information on OEM and Remanufactured Engine and Automatic Transmission/Transaxle Identification.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
20180328
103000 POWER TRAIN:AUTOMATIC TRANSMISSION
This informational bulletin provides information on OEM and Remanufactured Engine and Automatic Transmission/Transaxle Identification.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE (PWS)
20180227
060000 ENGINE (PWS)
This Bulletin provides guidelines for Dealers required to contact the PQC for engine or transmission assembly replacement and explains the PQC process, GWM Transaction submission, vehicle service record retention and proper handling of asse
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
20180227
103000 POWER TRAIN:AUTOMATIC TRANSMISSION
This Bulletin provides guidelines for Dealers required to contact the PQC for engine or transmission assembly replacement and explains the PQC process, GWM Transaction submission, vehicle service record retention and proper handling of asse
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20180309
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This informational bulletin was created to inform that any accessories that are installed from the GM factory will be covered under the standard vehicle warranty and dealer installed accessories will be covered for a full year (12 months).
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE (PWS)
20180308
060000 ENGINE (PWS)
This Bulletin provides graphics, information and guidelines for engine component wear that require repair and not engine replacement.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20180308
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This Bulletin provides graphics, information and guidelines for engine component wear that require repair and not engine replacement.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 026000 TRACTION CONTROL SYSTEM
20180307
026000 TRACTION CONTROL SYSTEM
This engineering informational bulletin is requesting information from the field on vehicles that have the condition of Service Stabiltak, ABS, Service Trailer Brake Light, and/or Service Traction Control Indicator Illuminated with DTC C004
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20180307
110000 ELECTRICAL SYSTEM
This engineering informational bulletin is requesting information from the field on vehicles that have the condition of Service Stabiltak, ABS, Service Trailer Brake Light, and/or Service Traction Control Indicator Illuminated with DTC C004
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 046000 SERVICE BRAKES, AIR:ANTILOCK
20180307
046000 SERVICE BRAKES, AIR:ANTILOCK
This engineering informational bulletin is requesting information from the field on vehicles that have the condition of Service Stabiltak, ABS, Service Trailer Brake Light, and/or Service Traction Control Indicator Illuminated with DTC C004
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 030000 BRAKES (PWS)
20180301
030000 BRAKES (PWS)
This informational bulletin provides information for cleaning brake dust off of aluminum or chrome wheels.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 200000 WHEELS
20180301
200000 WHEELS
This informational bulletin provides information for cleaning brake dust off of aluminum or chrome wheels.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 061200 ENGINE AND ENGINE COOLING:ENGINE:DIESEL
20180309
061200 ENGINE AND ENGINE COOLING:ENGINE:DIESEL
This informational bulletin provides information on common diesel engine tick noises and how they are considered part of normal operation and no parts should be replaced for these conditions.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 200000 WHEELS
20180302
200000 WHEELS
This preliminary bulletin provides additional guidance for diagnosing vibrations or disturbances that may occur on full size pickups and how to correct and repair.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 190000 TIRES
20180302
190000 TIRES
This preliminary bulletin provides additional guidance for diagnosing vibrations or disturbances that may occur on full size pickups and how to correct and repair.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 161000 STRUCTURE:FRAME AND MEMBERS
20180302
161000 STRUCTURE:FRAME AND MEMBERS
This preliminary bulletin provides additional guidance for diagnosing vibrations or disturbances that may occur on full size pickups and how to correct and repair.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 200000 WHEELS
20180322
200000 WHEELS
This preliminary bulletin provides additional guidance for diagnosing vibrations or disturbances that may occur on full size pickups and how to correct and repair.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 190000 TIRES
20180322
190000 TIRES
This preliminary bulletin provides additional guidance for diagnosing vibrations or disturbances that may occur on full size pickups and how to correct and repair.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 161000 STRUCTURE:FRAME AND MEMBERS
20180322
161000 STRUCTURE:FRAME AND MEMBERS
This preliminary bulletin provides additional guidance for diagnosing vibrations or disturbances that may occur on full size pickups and how to correct and repair.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 162300 STRUCTURE:BODY:DOOR
20180309
162300 STRUCTURE:BODY:DOOR
This technical bulletin provides a procedure to replace the drivers front door window regulator motor and door wiring harness if water and/or corrosion is found in the connectors.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 133000 VISIBILITY:POWER WINDOW DEVICES AND CONTROLS
20180309
133000 VISIBILITY:POWER WINDOW DEVICES AND CONTROLS
This technical bulletin provides a procedure to replace the drivers front door window regulator motor and door wiring harness if water and/or corrosion is found in the connectors.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 114000 ELECTRICAL SYSTEM:WIRING
20180309
114000 ELECTRICAL SYSTEM:WIRING
This technical bulletin provides a procedure to replace the drivers front door window regulator motor and door wiring harness if water and/or corrosion is found in the connectors.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE (PWS)
20180205
060000 ENGINE (PWS)
This Bulletin provides ECM reprogramming information to Correct DTC P2101.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 118000 ELECTRICAL SYSTEM: SOFTWARE
20180205
118000 ELECTRICAL SYSTEM: SOFTWARE
This Bulletin provides ECM reprogramming information to Correct DTC P2101.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 063100 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL
20180321
063100 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL
This informational bulletin advises the technician of how the Soot information has changed from grams to percentage.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20180316
356000 EQUIPMENT ADAPTIVE
This informational bulletin provides information to dealership personnel on properly eliminating unwanted odors in vehicles.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 020000 SUSPENSION
20170329
020000 SUSPENSION
This informational bulletin provides information on Driveline Clunk Noise and what is acceptable and what is considered normal operations.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 161100 STRUCTURE: FRAME AND MEMBERS:UNDERBODY SHIELDS
20180406
161100 STRUCTURE: FRAME AND MEMBERS:UNDERBODY SHIELDS
This preliminary informational bulletin provides information to dealership personnel which may be helpful when addressing underbody component corrosion with customers.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 160000 STRUCTURE
20180404
160000 STRUCTURE
This preliminary informational bulletin provides frame coating repair information to correct a customer concern of wax coating on frame peeling, metal shows corrosion/rusting (U.S. and Canada Only).
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 132000 VISIBILITY:GLASS, SIDE/REAR
20180413
132000 VISIBILITY:GLASS, SIDE/REAR
This PI bulletin provides information on Rear and Side Tempered Glass Spots (Quench Marks) and they are normal characteristic.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 010000 STEERING
20170317
010000 STEERING
This preliminary information bulletin provides information for diagnosing a power steering fluid leak at the fluid reservoir.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 353000 EQUIPMENT:ELECTRICAL
20170809
353000 EQUIPMENT:ELECTRICAL
This Preliminary Information communication provides information to the technician about customers that may complain of various concerns when using Bluetooth components. Technician should use the Preliminary Information to gather information
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20171127
110000 ELECTRICAL SYSTEM
This informational bulletin provides information on Wireless Charging Module Diagnosis and cell phone compatibility.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 353000 EQUIPMENT:ELECTRICAL
20170816
353000 EQUIPMENT:ELECTRICAL
The PI was created to advise of an engineering investigation for a concern of unable to connect toOnStar Virtual Advisor when selecting "New Destination" in the OnStar menu.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 010000 STEERING
20171103
010000 STEERING
This technical bulletin provides a procedure to reprogram the power steering control module to correct a condition of Loss of Steering Assist due to a software abnormality.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20171117
350000 EQUIPMENT
This informational bulletin provides a listing of the parts availability for coax repair procedures and what is needed to complete some repairs.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 353000 EQUIPMENT:ELECTRICAL
20171120
353000 EQUIPMENT:ELECTRICAL
This technical bulletin provides repair information to correct customer concerns of OnStar, XM, GPS or antenna malfunction ? may set DTC B2462, B2470 or B125C - and/or water leak on headliner at sun visor or overhead console areas, possible
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20171120
350000 EQUIPMENT
This technical bulletin provides repair information to correct customer concerns of OnStar, XM, GPS or antenna malfunction ? may set DTC B2462, B2470 or B125C - and/or water leak on headliner at sun visor or overhead console areas, possible
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 162300 STRUCTURE:BODY:DOOR
20171130
162300 STRUCTURE:BODY:DOOR
This technical bulletin provides repair information to correct a customer concern of hearing excessive wind noise from front side door glass area.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 100000 POWER TRAIN
20171212
100000 POWER TRAIN
This informational bulletin provides information on Some vehicles may rock or move slightly forward or rearward while in Park at start up after cold soak. This condition may be accompanied by a clunk noise. This is a slight movement that is
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20171130
350000 EQUIPMENT
This technical bulletin provides a procedure to clear the codes and re-evaluate the XM radio channels to correct a condition of audio muting when listening to some Sirius XM channels but if they change channels they will find others that e
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 200000 WHEELS
20171109
200000 WHEELS
This informational bulletin provides information for 22" accessory wheel/tire usages.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 118000 ELECTRICAL SYSTEM: SOFTWARE
20171122
118000 ELECTRICAL SYSTEM: SOFTWARE
This Technical bulletin provides information on new software to correct the rear camera display being too bright.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 353000 EQUIPMENT:ELECTRICAL
20171128
353000 EQUIPMENT:ELECTRICAL
This informational bulletin provides information for the technician when looking up the P/N for the 3.5 mm audio jack for the USB, to make sure and enter the VIN# to ensure the correct part is being ordered.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE (PWS)
20170821
060000 ENGINE (PWS)
This Preliminary Information communication provides information to the technician about engine block of possible cylinder bore damage, scoring or out of round as the possible cause of engine oil consumption, misfire, cylinder leakage or blo
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20171207
350000 EQUIPMENT
This informational bulletin provides information on dealer responsibility for cargo carrying capacity labeling and the part numbers for the labels.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 010000 STEERING
20171211
010000 STEERING
This technical bulletin provides a procedure to flush and bleed power steering system to correct a power steering noise or fluid leak concern that is caused during extremely low temperatures.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20171207
110000 ELECTRICAL SYSTEM
This informational bulletin provides information to diagnose batteries that have set for a long period of time and/or cold weather climates and testing those batteries.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20171201
110000 ELECTRICAL SYSTEM
This informational bulletin provides information on approved warranty part numbers for original equipment batteries
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20171212
060000 ENGINE AND ENGINE COOLING
This technical bulletin provides a procedure to repair the valve lifter oil manifold and/or lifters to correct the customers concern of engine misfire, ticking noise and/or MIL on.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 111000 ELECTRICAL SYSTEM:BATTERY
20171205
111000 ELECTRICAL SYSTEM:BATTERY
This informational bulletin provides information on approved warranty part numbers for original equipment batteries
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20180405
060000 ENGINE AND ENGINE COOLING
This informational bulletin provides information for the technicians on where to look on the Duramax engine for coolant leaks.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 284100 BACK OVER PREVENTION: SENSING SYSTEM: CAMERA
20171122
284100 BACK OVER PREVENTION: SENSING SYSTEM: CAMERA
This informational bulletin provides a diagnostic tip for rear vision camera image that is grainy, distorted and/or pixelated
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20171211
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This warranty administration bulletin provide policy information for courtesy transportation and roadside assistance programs.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20171211
350000 EQUIPMENT
This warranty administration bulletin provide policy information for courtesy transportation and roadside assistance programs.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 135200 VISIBILITY:REARVIEW MIRRORS/DEVICES:EXTERIOR
20171215
135200 VISIBILITY:REARVIEW MIRRORS/DEVICES:EXTERIOR
This Bulletin provides procedures to correct a condition of Power Foldaway Mirror Glass Shake, Flutter at Normal Driving Speeds
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 133000 VISIBILITY:POWER WINDOW DEVICES AND CONTROLS
20171215
133000 VISIBILITY:POWER WINDOW DEVICES AND CONTROLS
This Bulletin provides procedures to correct a condition of Power Foldaway Mirror Glass Shake, Flutter at Normal Driving Speeds
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 130000 VISIBILITY
20171215
130000 VISIBILITY
This Bulletin provides procedures to correct a condition of Power Foldaway Mirror Glass Shake, Flutter at Normal Driving Speeds
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
20171213
103000 POWER TRAIN:AUTOMATIC TRANSMISSION
This technical bulletin provides a procedure to flush and drain fluids for the transmission to eliminate a shake and/or shudder during a light throttle acceleration between 40 and 128 KM/H (25 and 80 MPH) at a steady state.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 353000 EQUIPMENT:ELECTRICAL
20171204
353000 EQUIPMENT:ELECTRICAL
This Bulletin provides a procedure to activate/enable 4G LTE Wi-Fi Hotspot on New vehicle.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20171204
350000 EQUIPMENT
This Bulletin provides a procedure to activate/enable 4G LTE Wi-Fi Hotspot on New vehicle.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20171222
350000 EQUIPMENT
This informational bulletin provides information and Tips for Customers Having Difficulty Launching Android Auto or Apple CarPlay.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20171222
110000 ELECTRICAL SYSTEM
This informational bulletin provides information and Tips for Customers Having Difficulty Launching Android Auto or Apple CarPlay.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20171204
060000 ENGINE AND ENGINE COOLING
This technical bulletin provides a procedure to Add 1 quart of coolant to the upper chamber of the surge tank in order to bring the level up to the bottom of the fill neck to correct a condition of the coolant surge tank appears low and/or
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 160000 STRUCTURE
20171208
160000 STRUCTURE
This technical bulletin provides repair information to correct a customer concern of a rattling noise coming from the rear passenger side floor of the cab.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM
20171208
063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM
This informational bulletin explains how to check the NOx Catalyst Reductant-Load Adaptive Values using GSD2.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 100000 HYBRID POWERTRAIN
20171211
100000 HYBRID POWERTRAIN
This technical bulletin provides a procedure to diagnose and repair possible valve body issue or software issue.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 062000 ENGINE AND ENGINE COOLING:COOLING SYSTEM
20180125
062000 ENGINE AND ENGINE COOLING:COOLING SYSTEM
The technical bulletin provides a procedure for inspecting and performing a cooling system purge if the cooling system has been found low on coolant.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20180125
060000 ENGINE AND ENGINE COOLING
The technical bulletin provides a procedure for inspecting and performing a cooling system purge if the cooling system has been found low on coolant.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 204000 WHEELS:CAP/COVER/HUB
20180129
204000 WHEELS:CAP/COVER/HUB
17456 - Customer Satisfaction Program. Certain vehicles may have a condition in which the rear wheel hub nut could become loose due to the rear wheel hub nut retainer not being formed properly. If the hub nut loosens, the StabiliTrak mess
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 010000 STEERING
20170313
010000 STEERING
This technical bulletin provides a procedure inspecting for excess grease or Sealant on the Exterior of the steering gear due to seeing grease or sealant on certain locations on the gear.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20170307
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This information bulletin explains the labor operation numbers used for submitting warranty claims and how to setup, and reprogram modules.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 100000 POWER TRAIN
20170309
100000 POWER TRAIN
This warranty administration bulletin provide policy information for automatic transmission Oil Cooler Flush and flow test.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20171101
110000 ELECTRICAL SYSTEM
17337 - Emission Recall. General Motors has decided to conduct a Voluntary Emission Recall involving certain vehicles, equipped with a diesel engine. The engine control module in these vehicles may not properly diagnose a fault in the exhau
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20171101
060000 ENGINE AND ENGINE COOLING
17337 - Emission Recall. General Motors has decided to conduct a Voluntary Emission Recall involving certain vehicles, equipped with a diesel engine. The engine control module in these vehicles may not properly diagnose a fault in the exhau
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 100000 POWER TRAIN
20171101
100000 POWER TRAIN
17419-Service Update. Certain vehicles, equipped with 6.6L diesel engine (RPO L5P) and Allison transmission (RPO MW7), may have a condition in which the automatic transmission has rough upshifts. Dealers will reprogram the transmission cont
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20171101
060000 ENGINE AND ENGINE COOLING
17419-Service Update. Certain vehicles, equipped with 6.6L diesel engine (RPO L5P) and Allison transmission (RPO MW7), may have a condition in which the automatic transmission has rough upshifts. Dealers will reprogram the transmission cont
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 140000 AIR BAGS
20171106
140000 AIR BAGS
17367-Customer Satisfaction. The driver?s and front passenger?s seat belt retractors in certain vehicles may have been built with different torsion bars than were used in testing the vehicles for the Government 5-Star Safety Ratings listed
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 140000 AIR BAGS
20171106
140000 AIR BAGS
17367-01 - Customer Satisfaction. The driver?s and front passenger?s seat belt retractors in certain vehicles may have been built with different torsion bars than were used in testing the vehicles for the Government 5-Star Safety Ratings li
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20171109
060000 ENGINE AND ENGINE COOLING
17337 - Emission Recall. 17419 - Service Update. Updated instructions for warranty labor code submission.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 284000 BACK OVER PREVENTION: CAMERA SYSTEM
20171116
284000 BACK OVER PREVENTION: CAMERA SYSTEM
17435 - Service Update. Certain vehicles, equipped with BYOM2 Radio with camera ON option (RPO 5F9, IOB), may have been built with the rearview camera OFF due to an incorrect calibration received during production. When the vehicle is shif
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
20171116
353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
17435 - Service Update. Certain vehicles, equipped with BYOM2 Radio with camera ON option (RPO 5F9, IOB), may have been built with the rearview camera OFF due to an incorrect calibration received during production. When the vehicle is shif
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20171116
060000 ENGINE AND ENGINE COOLING
17337 01 - Product Emission. General Motors has decided to conduct a Voluntary Emission Recall involving certain vehicles, equipped with a diesel engine. The engine control module in these vehicles may not properly diagnose a fault in the
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20170310
110000 ELECTRICAL SYSTEM
This informational bulletin provides information on On rare occasions, a security code input message with SPS error code E5659, M5304, and/or M5530 may be displayed in TIS2web when the technician is programming any module. If this concern i
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 111000 ELECTRICAL SYSTEM:BATTERY
20180129
111000 ELECTRICAL SYSTEM:BATTERY
This informational bulletin provides information to diagnose batteries that have set for a long period of time and/or cold weather climates and testing those batteries.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20180131
350000 EQUIPMENT
This informational bulletin provides information on approved warranty part numbers for original equipment batteries
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 111000 ELECTRICAL SYSTEM:BATTERY
20180131
111000 ELECTRICAL SYSTEM:BATTERY
This informational bulletin provides information on approved warranty part numbers for original equipment batteries
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 250000 ELECTRONIC STABILITY CONTROL
20180108
250000 ELECTRONIC STABILITY CONTROL
This warranty bulletin provides labor operation numbers for customer concerns that cant be duplicated.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 162300 STRUCTURE:BODY:DOOR
20180108
162300 STRUCTURE:BODY:DOOR
This warranty bulletin provides labor operation numbers for customer concerns that cant be duplicated.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 134000 VISIBILITY:SUN ROOF ASSEMBLY
20180108
134000 VISIBILITY:SUN ROOF ASSEMBLY
This warranty bulletin provides labor operation numbers for customer concerns that cant be duplicated.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 131000 VISIBILITY:WINDSHIELD
20180108
131000 VISIBILITY:WINDSHIELD
This warranty bulletin provides labor operation numbers for customer concerns that cant be duplicated.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20180108
110000 ELECTRICAL SYSTEM
This warranty bulletin provides labor operation numbers for customer concerns that cant be duplicated.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 104000 POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE)
20180108
104000 POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE)
This warranty bulletin provides labor operation numbers for customer concerns that cant be duplicated.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 061120 ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO-CHARGER
20180112
061120 ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO-CHARGER
This preliminary informational bulletin provides information on Damaged, Disassembled or Improperly Packaged Turbochargers Returned to Warranty Part Center.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 111000 ELECTRICAL SYSTEM:BATTERY
20180309
111000 ELECTRICAL SYSTEM:BATTERY
18075 - Service Update. Certain vehicles equipped with an auxiliary battery (RPO K4B) may have the ?buddy clip? to the high-pressure power steering hose and two other clips for the auxiliary negative battery cable not attached consistentl
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 015200 STEERING:HYDRAULIC POWER ASSIST:HOSE, PIPING, AND CONNECTIONS
20180309
015200 STEERING:HYDRAULIC POWER ASSIST:HOSE, PIPING, AND CONNECTIONS
18075 - Service Update. Certain vehicles equipped with an auxiliary battery (RPO K4B) may have the ?buddy clip? to the high-pressure power steering hose and two other clips for the auxiliary negative battery cable not attached consistentl
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE (PWS)
20180329
060000 ENGINE (PWS)
17337 - Product Emission Recall. General Motors has decided to conduct a Voluntary Emission Recall involving certain 2016 model year Chevrolet Colorado, GMC Canyon; 2017 model year Chevrolet Express, GMC Savana; 2017-2018 model year Chevr
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 103100 POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM, PCM)
20180329
103100 POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM, PCM)
17337 - Product Emission Recall. General Motors has decided to conduct a Voluntary Emission Recall involving certain 2016 model year Chevrolet Colorado, GMC Canyon; 2017 model year Chevrolet Express, GMC Savana; 2017-2018 model year Chevr
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM
20180329
063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM
17337 - Product Emission Recall. General Motors has decided to conduct a Voluntary Emission Recall involving certain 2016 model year Chevrolet Colorado, GMC Canyon; 2017 model year Chevrolet Express, GMC Savana; 2017-2018 model year Chevr
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20171122
350000 EQUIPMENT
This bulletin describes the Dealer special tool loan program process.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 063140 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR
20180131
063140 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR
This informational bulletin explains how the catalytic converters may need an inspection, cleaning or replacement if debris have entered the exhaust system.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20171130
060000 ENGINE AND ENGINE COOLING
This informational bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 135200 VISIBILITY:REARVIEW MIRRORS/DEVICES:EXTERIOR
20180117
135200 VISIBILITY:REARVIEW MIRRORS/DEVICES:EXTERIOR
This warranty bulletin explains how to determine if an outside mirrior was damaged by the customer and what is considered warranty and non-warranty.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20180119
356000 EQUIPMENT ADAPTIVE
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This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20180119
350000 EQUIPMENT
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This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 190000 TIRES
20180104
190000 TIRES
This bulletin contains information for the new tires that the vehicle is equipped with and that they are covered by General Motors against defects in material or workmanship under the New Vehicle Warranty (Base Warranty Coverage). For vehic
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 100000 POWER TRAIN
20171122
100000 POWER TRAIN
This informational bulletin provides information to dealership personnel on automatic transmission shift and engine drivability concerns and/or MIL ON due to aftermarket oil bath air filter use.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20171117
110000 ELECTRICAL SYSTEM
This technical bulletin provides repair information for repairing the IP to body harness connector to correct a customer concern for intermittent Malfunction Indicator Lamp (MIL) illuminated with Reduced Engine Power displayed and DTC P2138
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20180112
350000 EQUIPMENT
This information bulletin provides a procedure on how to remove the paint stain that may present itself under the shipping film.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20170515
350000 EQUIPMENT
This informational bulletin provides information on General Motors Dealership Critical Equipment Requirements and Recommendations.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 125000 EXTERIOR LIGHTING:BRAKE LIGHTS
20180410
125000 EXTERIOR LIGHTING:BRAKE LIGHTS
This engineering informational bulletin is requesting information from the field on vehicles that have the condition of Service Stabiltak, ABS, Service Trailer Brake Light, and/or Service Traction Control Indicator Illuminated with DTC C004
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 036000 SERVICE BRAKES, HYDRAULIC:ANTILOCK
20180410
036000 SERVICE BRAKES, HYDRAULIC:ANTILOCK
This engineering informational bulletin is requesting information from the field on vehicles that have the condition of Service Stabiltak, ABS, Service Trailer Brake Light, and/or Service Traction Control Indicator Illuminated with DTC C004
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
20170510
103000 POWER TRAIN:AUTOMATIC TRANSMISSION
This warranty administration bulletin provide policy information for automatic transmission Oil Cooler Flush and flow test.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20170505
350000 EQUIPMENT
This preliminary informational bulletin provides technicians with information on the normal condition of white, milky or cloudy appearance of front differential fluid.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 200000 WHEELS
20170522
200000 WHEELS
This informational bulletin provides information on Chemical Staining, Pitting, Corrosion and/or Spotted Appearance of Chromed Aluminum Wheels.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20170523
350000 EQUIPMENT
This informational bulletin explains the Road Force balancers and what they can do for customer concerns.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 050000 PARKING BRAKE
20170519
050000 PARKING BRAKE
This preliminary informational bulletin provides information regarding the normal characteristic of instrument panel red brake light intermittently comes on.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 354000 EQUIPMENT:MECHANICAL
20170512
354000 EQUIPMENT:MECHANICAL
This informational bulletin provides information for dealers/technicians on the availability of a new spring replacement tonneau latch to replace an original quarter turn latch that has broken.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE (PWS)
20170517
060000 ENGINE (PWS)
This informational bulletin advises the possible issues that may occur using a scotch brite pad or highly abrasive disk on engine surfaces.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 353000 EQUIPMENT:ELECTRICAL
20180427
353000 EQUIPMENT:ELECTRICAL
This informational bulletin provides information on Audio Volume Stuck High or Low with No DTCs and that this is a normal characteristic.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20170504
350000 EQUIPMENT
This informational bulletin provides the dealership with how to prep a vehicle for delivery to the customer to aid in higher CSi scores.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20170502
350000 EQUIPMENT
This warranty administration bulletin provide policy information on required operating procedures.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20170510
350000 EQUIPMENT
This informational bulletin advises of a new fuel injection kit used for decarbonizing the intake valves, and explains how toptier fuels should be used to reduce carbon build up.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 073200 FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS
20170510
073200 FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS
This informational bulletin advises of a new fuel injection kit used for decarbonizing the intake valves, and explains how toptier fuels should be used to reduce carbon build up.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 113100 ELECTRICAL SYSTEM:STARTER ASSEMBLY:SOLENOID
20180116
113100 ELECTRICAL SYSTEM:STARTER ASSEMBLY:SOLENOID
This technical bulletin provides a procedure to replace the trans control solenoid assembly if found the cause of the vehicle unable to crank the engine over.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 117000 DIGITAL INSTRUMENT PANEL
20180122
117000 DIGITAL INSTRUMENT PANEL
This technical bulletin provides a procedure to reprogram the instrument panel to correct a condition of Instrument Cluster Goes Blank or Tell Tale Indicators Remain On due to a software issue.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 103700 POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER
20180129
103700 POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER
This engineering informational bulletin is requesting information from the field on vehicles that have the condition of a Torque Converter Shudder.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20180126
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This informational bulletin provides information retaining to the fact that Service Manuals will now be available on USB.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20171215
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This warranty administration bulletin provide policy information on required operating procedures.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20171215
350000 EQUIPMENT
This warranty administration bulletin provide policy information on required operating procedures.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20171204
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This informational bulletin provides information to dealership personnel on enhancing field product reports with digital pictures.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20171204
350000 EQUIPMENT
This informational bulletin provides information to dealership personnel on enhancing field product reports with digital pictures.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 080000 FUEL SYSTEM, DIESEL
20171221
080000 FUEL SYSTEM, DIESEL
This informational bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel Licensed Brands that are recommended for use in all GM vehicles.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 070000 FUEL SYSTEM, GASOLINE
20171221
070000 FUEL SYSTEM, GASOLINE
This informational bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel Licensed Brands that are recommended for use in all GM vehicles.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 091200 FUEL SYSTEM, OTHER:STORAGE:FUEL GAUGE SYSTEM
20180126
091200 FUEL SYSTEM, OTHER:STORAGE:FUEL GAUGE SYSTEM
This technical bulletin provides a procedure to replace the fuel tank and internal parts if found expanding and contacting the drive shaft.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 070000 FUEL SYSTEM, GASOLINE
20180126
070000 FUEL SYSTEM, GASOLINE
This technical bulletin provides a procedure to replace the fuel tank and internal parts if found expanding and contacting the drive shaft.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 102000 POWER TRAIN:MANUAL TRANSMISSION
20180109
102000 POWER TRAIN:MANUAL TRANSMISSION
This informational bulletin provides information on Click or Tick Noise on 3-4 Shift that it should be considered a normal characteristic.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20180111
350000 EQUIPMENT
This informational bulletin provides information on availability for a locking gas cap for trucks are operated in high amount of dirt or dust which can migrate to the filler cap area.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 071110 FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY:FILLER PIPE AND CAP
20180111
071110 FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY:FILLER PIPE AND CAP
This informational bulletin provides information on availability for a locking gas cap for trucks are operated in high amount of dirt or dust which can migrate to the filler cap area.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 070000 FUEL SYSTEM, GASOLINE
20180111
070000 FUEL SYSTEM, GASOLINE
This informational bulletin provides information on availability for a locking gas cap for trucks are operated in high amount of dirt or dust which can migrate to the filler cap area.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20180420
110000 ELECTRICAL SYSTEM
This informational bulletin explains to the dealer how to cover a possible customers mistake when a fuse has been blown.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20180404
350000 EQUIPMENT
This informational bulletin provides information for use on a Product Assistance Claim (PAC), which is formally known as a Product Allegation Resolution (PAR) claim.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 070000 FUEL SYSTEM, GASOLINE
20180405
070000 FUEL SYSTEM, GASOLINE
This Technical Bulletin provides information to correct a customer concern of a siren or whine noise from the in-tank fuel pump at temperatures below -6C or 20F, accompanied by start and stall, no start, loss of power and MIL illuminated. T
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20180403
350000 EQUIPMENT
This informational bulletin provides information to dealership personnel on policies regarding a Product Assistance Claim (PAC) within the Courtesy Transportation Assistance Program.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20180425
350000 EQUIPMENT
This bulletin provides information on approved warranty part numbers for original equipment batteries.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 280000 BACK OVER PREVENTION
20180418
280000 BACK OVER PREVENTION
This Technical bulletin provides information on new software to correct the rear camera display being too bright.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20180419
110000 ELECTRICAL SYSTEM
This technical bulletin provides a procedure to reprogram the memory set module to correct a condition of Personalization Selections Intermittently Missing from Comfort and Convenience Menu due to a calibration concern.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20180409
350000 EQUIPMENT
This informational bulletin provides information on approved warranty part numbers for original equipment batteries
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
20180426
353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
This technical bulletin provides a procedure to test the radios receiver if certain XM channels cut out (mutes) depending on location of the vehicle.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 073200 FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS
20180425
073200 FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS
This Bulletin provides information for rebuilding fuel injectors in the event of an underhood fuel odor and/or extended cranking condition.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
20180426
353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
This technical bulletin provides a procedure to replace the HMI module to correct a condition of Radio Control (ICS) Display Does Not Remain Off at Times after it Has Been Turned Off in the Radio Settings Menu due to a software concern.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20180426
110000 ELECTRICAL SYSTEM
This technical bulletin provides a procedure to replace the HMI module to correct a condition of Radio Control (ICS) Display Does Not Remain Off at Times after it Has Been Turned Off in the Radio Settings Menu due to a software concern.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20180419
060000 ENGINE AND ENGINE COOLING
This informational bulletin provides information for engine oil life monitor operation calculation.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 100000 POWER TRAIN
20180409
100000 POWER TRAIN
This bulletin provides information on the harmful effects of water or ethylene glycol in transmission fluid.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 121000 EXTERIOR LIGHTING:HEADLIGHTS
20180104
121000 EXTERIOR LIGHTING:HEADLIGHTS
This informational bulletin explains normal operation of HID bulbs when driving over road irregularities.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 063100 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL
20180122
063100 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL
17337 02 Phase 3 - Product Emission. General Motors has decided to conduct a Voluntary Emission Recall involving certain vehicles, equipped with a diesel engine. The engine control module in these vehicles may not properly diagnose a fault
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20180201
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This warranty administration bulletin provides policy information on the requirements for battery testing and warranty replacements.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 111000 ELECTRICAL SYSTEM:BATTERY
20180201
111000 ELECTRICAL SYSTEM:BATTERY
This warranty administration bulletin provides policy information on the requirements for battery testing and warranty replacements.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 118000 ELECTRICAL SYSTEM: SOFTWARE
20180202
118000 ELECTRICAL SYSTEM: SOFTWARE
This informational bulletin provides technicians with information on available BCM calibrations to restore bulb outage detection on vehicles produced by a second stage manufacturer (Upfitter), and/or turn signals flash fast after factory bo
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 353000 EQUIPMENT:ELECTRICAL
20180202
353000 EQUIPMENT:ELECTRICAL
This informational bulletin provides technicians with information on available BCM calibrations to restore bulb outage detection on vehicles produced by a second stage manufacturer (Upfitter), and/or turn signals flash fast after factory bo
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE (PWS)
20180227
060000 ENGINE (PWS)
This informational bulletin provides a revision for 09-06-04-015B (Vehicles Sitting Outside on Dealer Lots for Extended Periods with Hard Start/No Start Condition) to add the 2015-2018 model years.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20180213
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This warranty administration bulletin provides information on Dealer Empowerment Labor Operations and Customer Enthusiasm.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE (PWS)
20180215
060000 ENGINE (PWS)
This informational bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2 9U.S. and Canada
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 118000 ELECTRICAL SYSTEM: SOFTWARE
20180215
118000 ELECTRICAL SYSTEM: SOFTWARE
This informational bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2 9U.S. and Canada
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20180206
356000 EQUIPMENT ADAPTIVE
This preliminary information bulletin provides a procedure for installing a aftermarket tool or utility box.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20180214
356000 EQUIPMENT ADAPTIVE
This technical bulletin provides repair information to correct customer concerns of OnStar, XM, GPS or antenna malfunction ? may set DTC B2462, B2470 or B125C - and/or water leak on headliner at sun visor or overhead console areas, possible
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20180214
350000 EQUIPMENT
This technical bulletin provides repair information to correct customer concerns of OnStar, XM, GPS or antenna malfunction ? may set DTC B2462, B2470 or B125C - and/or water leak on headliner at sun visor or overhead console areas, possible
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 161000 STRUCTURE:FRAME AND MEMBERS
20180214
161000 STRUCTURE:FRAME AND MEMBERS
This technical bulletin provides repair information to correct customer concerns of OnStar, XM, GPS or antenna malfunction ? may set DTC B2462, B2470 or B125C - and/or water leak on headliner at sun visor or overhead console areas, possible
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20180214
110000 ELECTRICAL SYSTEM
This technical bulletin provides repair information to correct customer concerns of OnStar, XM, GPS or antenna malfunction ? may set DTC B2462, B2470 or B125C - and/or water leak on headliner at sun visor or overhead console areas, possible
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 118000 ELECTRICAL SYSTEM: SOFTWARE
20180207
118000 ELECTRICAL SYSTEM: SOFTWARE
This technical bulletin provides a procedure to reprogram the memory set module to correct a condition of Personalization Selections Intermittently Missing from Comfort and Convenience Menu due to a calibration concern.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20180207
110000 ELECTRICAL SYSTEM
This technical bulletin provides a procedure to reprogram the memory set module to correct a condition of Personalization Selections Intermittently Missing from Comfort and Convenience Menu due to a calibration concern.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20180228
110000 ELECTRICAL SYSTEM
This technical bulletin provides a procedure to properly reprogram an onstar module to correct a condition of Red LED, No WiFi Operation, and/or Limited OnStar® Module Functionality After OnStar Module Replacement for Another Condition.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20170315
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This warranty administration bulletin provides policy information with the field action courtesy transportation policy.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 134000 VISIBILITY:SUN ROOF ASSEMBLY
20180703
134000 VISIBILITY:SUN ROOF ASSEMBLY
This Preliminary Information communication advises the technician the steps on diagnosing the concern. Customer's sunroof operation intermittent, bind, noise, auto-reverse, and/or water leaks.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
20180709
353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
This Preliminary Information communication provides information to the technician on how to tell the difference between the integrated center stack, the radio, the human machine interface, and the vehicle communication interface module. The
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 353000 EQUIPMENT:ELECTRICAL
20180709
353000 EQUIPMENT:ELECTRICAL
This Preliminary Information communication provides information to the technician on how to tell the difference between the integrated center stack, the radio, the human machine interface, and the vehicle communication interface module. The
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20180709
350000 EQUIPMENT
This Preliminary Information communication provides information to the technician on how to tell the difference between the integrated center stack, the radio, the human machine interface, and the vehicle communication interface module. The
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 103700 POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER
20180723
103700 POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER
This Preliminary Information communication provides information to the technician about vehicles that have a random bump, chuggle, or fishbite sensation when crowding the throttle slightly with the Torque Converter Clutch on while cruising
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20181023
350000 EQUIPMENT
This Preliminary information communicates
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 130000 VISIBILITY
20171117
130000 VISIBILITY
This informational bulletin provides information for assisting the customer in setting the position for the memory mirror and the reverse tilt
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 353000 EQUIPMENT:ELECTRICAL
20171204
353000 EQUIPMENT:ELECTRICAL
This informational bulletin provides information for the technicians on multi-media infotainment tester (MIT), does not function properly when diagnosing infotainment complaints, which may lead to mis-diagnosis.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 015300 STEERING:HYDRAULIC POWER ASSIST:POWER STEERING FLUID
20170831
015300 STEERING:HYDRAULIC POWER ASSIST:POWER STEERING FLUID
This engineering informational bulletin is requesting information from the field on vehicles that have the condition of a service power steering message displayed and or a power steering fluid leak.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 353600 EQUIPMENT:AIR CONDITIONER
20181010
353600 EQUIPMENT:AIR CONDITIONER
This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air. Before calling General Motors Technical Assistance Center technician will need to have hi
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20181016
060000 ENGINE AND ENGINE COOLING
This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp on, engine misfire, and/or engine noise. Technician may find Diagnostic Trouble Code
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 072200 FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS
20181003
072200 FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS
This Preliminary information communicates that when removing the fuel line jumper hose care should be taken to be sure the line is reinstalled correctly to avoid a no/low fuel pressure situation.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 072100 FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP
20181003
072100 FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP
This Preliminary information communicates that when removing the fuel line jumper hose care should be taken to be sure the line is reinstalled correctly to avoid a no/low fuel pressure situation.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 070000 FUEL SYSTEM, GASOLINE
20181003
070000 FUEL SYSTEM, GASOLINE
This Preliminary information communicates that when removing the fuel line jumper hose care should be taken to be sure the line is reinstalled correctly to avoid a no/low fuel pressure situation.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20180614
356000 EQUIPMENT ADAPTIVE
This Preliminary Information communication provides information to the technician about vehicles that may have an issue when using Bluetooth voice recognition with an iPhone. Technician should work with the customer to insure the phone cont
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 353000 EQUIPMENT:ELECTRICAL
20180614
353000 EQUIPMENT:ELECTRICAL
This Preliminary Information communication provides information to the technician about vehicles that may have an issue when using Bluetooth voice recognition with an iPhone. Technician should work with the customer to insure the phone cont
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE (PWS)
20180611
060000 ENGINE (PWS)
This Preliminary Information communication provides the technician with steps on how to program an Engine Control Module when getting a Service Programming System error code E4491 or E4423. In some cases Techline Customer Support Center may
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20180611
110000 ELECTRICAL SYSTEM
This Preliminary Information communication provides the technician with steps on how to program an Engine Control Module when getting a Service Programming System error code E4491 or E4423. In some cases Techline Customer Support Center may
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 353600 EQUIPMENT:AIR CONDITIONER
20180620
353600 EQUIPMENT:AIR CONDITIONER
This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air. Before calling General Motors Technical Assistance Center technician will need to have hi
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM
20170831
063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM
This Technical bulletin provides a procedure on how to perform a quick test to check if the DPF is the cause of excessive soot from the tailpipe.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20180523
350000 EQUIPMENT
This Preliminary Information communication provides information to the technician about connectivity concerns when connecting an Apple device via USB cord. Technician should insure the customer is using an original equipment manufacturer Ap
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20180523
110000 ELECTRICAL SYSTEM
This Preliminary Information communication provides information to the technician about connectivity concerns when connecting an Apple device via USB cord. Technician should insure the customer is using an original equipment manufacturer Ap
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20180828
356000 EQUIPMENT ADAPTIVE
This Preliminary Information communication provides information to the technician that General Motors Technical Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to sen
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20180828
350000 EQUIPMENT
This Preliminary Information communication provides information to the technician that General Motors Technical Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to sen
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE (PWS)
20180808
060000 ENGINE (PWS)
This Preliminary Information communication provides information to the technician about engine block of possible cylinder bore damage, scoring or out of round as the possible cause of engine oil consumption, misfire, cylinder leakage or blo
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20190226
350000 EQUIPMENT
This informational bulletin provides the dealer with information on what to do when requesting a new key code for the customer.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20170911
356000 EQUIPMENT ADAPTIVE
This Preliminary Information communication provides information to the technician about vehicle that may have an OnStar system that has progression tones when pressing the blue or red button. Technician will need to call General Motors Tech
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 353000 EQUIPMENT:ELECTRICAL
20170911
353000 EQUIPMENT:ELECTRICAL
This Preliminary Information communication provides information to the technician about vehicle that may have an OnStar system that has progression tones when pressing the blue or red button. Technician will need to call General Motors Tech
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20170911
350000 EQUIPMENT
This Preliminary Information communication provides information to the technician about vehicle that may have an OnStar system that has progression tones when pressing the blue or red button. Technician will need to call General Motors Tech
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE (PWS)
20190206
060000 ENGINE (PWS)
This informational bulletin provides information on Perceived Longer Crank, Misfire, Hesitation Feel and/or Surge conditions of the new L5P 6.6L Diesel Engine.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
20181121
353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
This Preliminary Information communication provides information to the technician about what XM offerings are available for vehicles. A dealer or customer can access the website listed below for vehicle specific XM offerings and availabilit
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20190308
350000 EQUIPMENT
This Preliminary Information communication provides information to the technician that General Motors Technical Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to sen
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20170906
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This Preliminary Information communication provides information to the technician about installing General Motors Accessory parts/kits. Technicians should refer to Service Information for information regarding most accessories. Technicians
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 353000 EQUIPMENT:ELECTRICAL
20190313
353000 EQUIPMENT:ELECTRICAL
This Preliminary Information communication provides information to the technician that General Motors Technical Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to sen
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 353000 EQUIPMENT:ELECTRICAL
20190319
353000 EQUIPMENT:ELECTRICAL
This Preliminary Information communication provides information to the technician that General Motors Technical Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to sen
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 111000 ELECTRICAL SYSTEM:BATTERY
20190208
111000 ELECTRICAL SYSTEM:BATTERY
This technical bulletin provides information on Transport Mode On Message Displayed in Driver Information Center (DIC) and/or Battery Light is Flashing and the procedures to turn the Transport Mode message On and Off.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20181214
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This warranty administration bulletin provide policy information for automatic transmission Oil Cooler Flush and flow test.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 100000 POWER TRAIN
20181214
100000 POWER TRAIN
This warranty administration bulletin provide policy information for automatic transmission Oil Cooler Flush and flow test.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 020000 SUSPENSION
20190322
020000 SUSPENSION
This Preliminary Information communication provides information to the technician about vehicles that have a lean to the left or right. Technician will need to measure fender wheel-opening heights, front and rear, to quantify vehicle lean.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 284100 BACK OVER PREVENTION: SENSING SYSTEM: CAMERA
20190225
284100 BACK OVER PREVENTION: SENSING SYSTEM: CAMERA
This Preliminary information communicates repair information for the rear vision camera or surround vision camera image being: - Yellow - Blurry - Distorted - Image scrolling - Image with NO gridlines - Screen is blue with gri
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 030000 BRAKES (PWS)
20181213
030000 BRAKES (PWS)
This Preliminary Information communication provides information to the technician about fluid leaking from the brake caliper piston area found during a service of the vehicle. The substance is actually excess assembly grease from the calipe
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20181217
060000 ENGINE AND ENGINE COOLING
This Preliminary Information communication provides information to the technician about vehicles that have an intermittent no crank, no start, or start stall concern with the security light coming on. Technician may find Diagnostic Trouble
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 162500 STRUCTURE:BODY:TAILGATE
20181217
162500 STRUCTURE:BODY:TAILGATE
This Preliminary Information communication provides information to the technician about vehicles that may have slack in one of the tailgate cables. Technician should not replace any parts for this concern. Please communicate to the customer
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20190218
060000 ENGINE AND ENGINE COOLING
This Preliminary information communicates information that will need to be provided to TAC to aid in diagnosing if a vehicle comes in with misfire and DTC Codes P0300 - P0308 and/or P050D
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20190219
060000 ENGINE AND ENGINE COOLING
This Preliminary information communicates to the technician the need to inspect the induction system for potential icing issues in very cold ambient temperatures. To allow the ice to melt so that it can be drained from the related component
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 063100 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL
20181203
063100 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL
This preliminary information document communicates a tip on the way to diagnose possible induction or exhaust air leaks using the evaporative emission cart smoke machine and ultrasonic leak detector tools.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 063100 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL
20181204
063100 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL
This Preliminary information communicates to dealer technicians to refer to service update bulletin N182179090 for 2018 model vehicles and to use labor operation 4029959 Emissions - Customer Concern Not Duplicated (CCND) for 2017 model year
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 063100 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL
20181204
063100 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL
This Preliminary information communicates to dealer technicians to refer to service update bulletin N182179090 for 2018 model vehicles and to use labor operation 4029959 Emissions - Customer Concern Not Duplicated (CCND) for 2017 model year
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20181213
060000 ENGINE AND ENGINE COOLING
This Preliminary Information communication provides information to the technician about vehicles that have run hot and or has a tick noise. Technician should inspect the head gaskets to ensure are not installed backwards. Technician should
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20181206
060000 ENGINE AND ENGINE COOLING
This Preliminary information communicates to the technician the need to inspect the induction system for potential icing issues in very cold ambient temperatures. To allow the ice to melt so that it can be drained from the related component
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20181211
060000 ENGINE AND ENGINE COOLING
This Preliminary information communicates to the dealer additional information on checking for the engne crankcase being overfull on oil causing an engine vibration concern. The technician is advised to inspect for contaminnants and adjust
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 114000 ELECTRICAL SYSTEM:WIRING
20190118
114000 ELECTRICAL SYSTEM:WIRING
This warranty admin bulletin explains to the technician additional information may be needed when submitting transactions when doing wiring repairs.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20190122
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This informational bulletin provides technicians and dealership personnel with spray-in bed liner general information and repair procedures.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 190000 TIRES
20181205
190000 TIRES
This warranty administration bulletin provides information on The tires supplied with a new vehicle are covered by General Motors against defects in material or workmanship under the Bumper-to-Bumper New Vehicle Limited Warranty.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20190131
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This informational bulletin provides information on comebacks prevention information and using customer concern verification sheets (CCVS).
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 100000 POWER TRAIN
20190228
100000 POWER TRAIN
This Bulletin provides guidelines for Dealers Not Required and for Dealers Required to Contact the PQC for engine or transmission assembly replacement and explains the PQC process, GWM Transaction submission, vehicle service record retentio
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 120000 EXTERIOR LIGHTING
20181210
120000 EXTERIOR LIGHTING
This informational bulletin provides technicians with information on available BCM calibrations to restore bulb outage detection on vehicles produced by a second stage manufacturer (Upfitter), and/or turn signals flash fast after factory bo
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 120000 EXTERIOR LIGHTING
20181213
120000 EXTERIOR LIGHTING
This informational bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Replacement Guidelines.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 353000 EQUIPMENT:ELECTRICAL
20190124
353000 EQUIPMENT:ELECTRICAL
This warranty administration bulletin provides policy information on the requirements for battery testing and warranty replacements.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20190215
350000 EQUIPMENT
This warranty administration bulletin provides information regarding the field action courtesy transportation policy.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20190114
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This warranty administration bulletin provides policy information on required operating procedures.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 020000 SUSPENSION
20181217
020000 SUSPENSION
This Preliminary Information communication provides information to the technician about vehicles that have had multiple repair attempts that are being performed on customer?s vehicles that exhibit vibration conditions without utilizing the
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20190131
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This informational bulletin provides information for dealers/technicians on Use of Dealer Case Management (DCM) and Being Prepared for Contacting U.S. Technical Assistance (TAC).
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20190129
060000 ENGINE AND ENGINE COOLING
This technical bulletin provides a procedure to program the ECM if found to be the cause of the customers concern.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20181205
356000 EQUIPMENT ADAPTIVE
This informational bulletin provides information for information on passenger presence sensing system (PPS or PSS) concerns with custom upholstery, accessory seat heaters or other comfort enhancing devices.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 220000 SEATS
20181205
220000 SEATS
This informational bulletin provides information for information on passenger presence sensing system (PPS or PSS) concerns with custom upholstery, accessory seat heaters or other comfort enhancing devices.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 353000 EQUIPMENT:ELECTRICAL
20181217
353000 EQUIPMENT:ELECTRICAL
This Preliminary Information communication provides information to the technician about the Media Oriented Systems Transport Bus Diagnostic Tool Kit (EL-51578) has been released to help diagnose any of the Media Oriented Systems Transport b
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 100000 POWER TRAIN
20190208
100000 POWER TRAIN
This technical bulletin provides a procedure to flush and drain fluids for the transmission to eliminate a shake and/or shudder during a light throttle acceleration between 40 and 128 KM/H (25 and 80 MPH) at a steady state.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20181205
110000 ELECTRICAL SYSTEM
This bulletin explains the labor operation numbers used for submitting warranty claims for module reprogramming and not when replacing a module.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20181105
350000 EQUIPMENT
This bulletin provides information for use on a Product Assistance Claim (PAC), which is formally known as a Product Allegation Resolution (PAR) claim.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 160000 STRUCTURE
20190214
160000 STRUCTURE
This preliminary informational bulletin provides frame coating repair information to correct a customer concern of wax coating on frame peeling, metal shows corrosion/rusting (U.S. and Canada Only).
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 200000 WHEELS
20190207
200000 WHEELS
This preliminary bulletin provides additional guidance for diagnosing vibrations or disturbances that may occur on full size pickups and how to correct and repair.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 190000 TIRES
20190207
190000 TIRES
This preliminary bulletin provides additional guidance for diagnosing vibrations or disturbances that may occur on full size pickups and how to correct and repair.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20170920
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This Preliminary Information communication provides information to the technician about the use of J-35616-64B terminal test probe, replacement terminals, and terminated leads. The J-35616-64B is the latest test probe released for checking
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20170920
350000 EQUIPMENT
This Preliminary Information communication provides information to the technician about the use of J-35616-64B terminal test probe, replacement terminals, and terminated leads. The J-35616-64B is the latest test probe released for checking
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20170920
110000 ELECTRICAL SYSTEM
This Preliminary Information communication provides information to the technician about the use of J-35616-64B terminal test probe, replacement terminals, and terminated leads. The J-35616-64B is the latest test probe released for checking
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20170927
060000 ENGINE AND ENGINE COOLING
This Preliminary information communicatesA vehicle may have a concern of engine noise and/or a misfire. This may be caused by a broken rocker arm.Abroken rocker arms that could result in the valve dropping to the cylinder, causing a catastr
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 118000 ELECTRICAL SYSTEM: SOFTWARE
20170928
118000 ELECTRICAL SYSTEM: SOFTWARE
This Preliminary Information communication provides information to the technician about vehicles that have a Diagnostic Trouble Code B101D stored in Telematics Communication Interface Control Module. Technician will use Global Diagnostic Sy
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 080000 FUEL SYSTEM, DIESEL
20170905
080000 FUEL SYSTEM, DIESEL
This Informational Bulletin provides information on availability of Diesel Fuel additives.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20190502
350000 EQUIPMENT
This informational bulletin provides information for dealers/technicians on Use of Dealer Case Management (DCM) and Being Prepared for Contacting U.S. Technical Assistance (TAC).
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE (PWS)
20190418
060000 ENGINE (PWS)
This technical bulletin provides a procedure to measure vibration and install engine mounts to correct a Rough Idle in Drive concern.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20190418
350000 EQUIPMENT
This technical bulletin provides a procedure to measure vibration and install engine mounts to correct a Rough Idle in Drive concern.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20190322
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This informational bulletin provides information for the dealer technician to gather as much information to help aid Engineers by completely filling out requested reports.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 070000 FUEL SYSTEM, GASOLINE
20190624
070000 FUEL SYSTEM, GASOLINE
This technical bulletin provides a procedure to flush the cooler lines to validate if there is excessive debris in the fuel system caused by a failed part.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20190315
356000 EQUIPMENT ADAPTIVE
This bulletin provides information for electrical ground repairs using new replacement fasteners with "conductive finish".
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20190315
350000 EQUIPMENT
This bulletin provides information for electrical ground repairs using new replacement fasteners with "conductive finish".
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20190315
110000 ELECTRICAL SYSTEM
This bulletin provides information for electrical ground repairs using new replacement fasteners with "conductive finish".
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 030000 BRAKES (PWS)
20190530
030000 BRAKES (PWS)
This technical bulletin provides repair information to correct a customer concern of pulsing, grinding, scraping noise from brakes, uneven front brake pad wear.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 151000 SEAT BELTS:FRONT
20170914
151000 SEAT BELTS:FRONT
17366 Stop Delivery. Effective immediately, stop the delivery of certain vehicles in new vehicle inventory. The GM field action number is 17366. The driver?s and front passenger?s seat belt retractors in these vehicles may have been built
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 150000 SEAT BELTS
20170914
150000 SEAT BELTS
17366 Stop Delivery. Effective immediately, stop the delivery of certain vehicles in new vehicle inventory. The GM field action number is 17366. The driver?s and front passenger?s seat belt retractors in these vehicles may have been built
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 070000 FUEL SYSTEM, GASOLINE
20190206
070000 FUEL SYSTEM, GASOLINE
This informational bulletin provides information on Perceived Longer Crank, Misfire, Hesitation Feel and/or Surge conditions of the new L5P 6.6L Diesel Engine.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE (PWS)
20190320
060000 ENGINE (PWS)
This informational bulletin provides diagnostic/inspection information for the air box and air filter seal to correct a MIL and DTCs P0420 and P0430 setting.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20190320
350000 EQUIPMENT
This informational bulletin provides diagnostic/inspection information for the air box and air filter seal to correct a MIL and DTCs P0420 and P0430 setting.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE (PWS)
20170905
060000 ENGINE (PWS)
This informational bulletin provides information on Internal Engine Noise or Damage After Oil Filter Replacement.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 100000 POWER TRAIN
20190301
100000 POWER TRAIN
This technical bulletin provides information for new transmission oil to use and a procedure for exchanging the old fluid and adding the new fluid to correct a shake/shudder during light throttle acceleration condition.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20190326
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This warranty administration bulletin provides information on Dealer Empowerment Labor Operations and Customer Enthusiasm.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20170914
350000 EQUIPMENT
This informational bulletin explains the importance of maintaining the vehicle.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 190000 TIRES
20190509
190000 TIRES
This informational bulletin provides information for dealers/technicians on Tire Radial Force Variation (RFV).
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 100000 POWER TRAIN
20190314
100000 POWER TRAIN
This technical bulletin provides a procedure to validate if the parking pawl actuator is not working as attended causing the parking pawl to engage while driving.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20190307
356000 EQUIPMENT ADAPTIVE
This bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel Licensed Brands that are recommended for use in all GM vehicles and the TOP TIER FUELS website URL.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 080000 FUEL SYSTEM, DIESEL
20190307
080000 FUEL SYSTEM, DIESEL
This bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel Licensed Brands that are recommended for use in all GM vehicles and the TOP TIER FUELS website URL.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 070000 FUEL SYSTEM, GASOLINE
20190307
070000 FUEL SYSTEM, GASOLINE
This bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel Licensed Brands that are recommended for use in all GM vehicles and the TOP TIER FUELS website URL.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20190311
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This bulletin provides information on the Transport Mode On Message Being Displayed in the Driver Information Center (DIC) and/or Battery Light is Flashing and the procedures to turn the Transport Mode message ON and OFF.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 111000 ELECTRICAL SYSTEM:BATTERY
20190311
111000 ELECTRICAL SYSTEM:BATTERY
This bulletin provides information on the Transport Mode On Message Being Displayed in the Driver Information Center (DIC) and/or Battery Light is Flashing and the procedures to turn the Transport Mode message ON and OFF.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20190625
350000 EQUIPMENT
This bulletin provides information on Engine Concerns that could result from lack of scheduled maintenance, improper service or aftermarket calibrations.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE (PWS)
20190304
060000 ENGINE (PWS)
This technical bulletin provides a procedure to repair the valve lifter oil manifold and/or lifters to correct the customers concern of engine misfire, ticking noise and/or MIL on.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20190304
356000 EQUIPMENT ADAPTIVE
This technical bulletin provides a procedure to repair the valve lifter oil manifold and/or lifters to correct the customers concern of engine misfire, ticking noise and/or MIL on.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20190304
350000 EQUIPMENT
This technical bulletin provides a procedure to repair the valve lifter oil manifold and/or lifters to correct the customers concern of engine misfire, ticking noise and/or MIL on.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20190325
356000 EQUIPMENT ADAPTIVE
This informational bulletin provides information on interior cleaning products and what is offered to clean the interiors of GM vehicles.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20190325
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This informational bulletin provides information on interior cleaning products and what is offered to clean the interiors of GM vehicles.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20190325
350000 EQUIPMENT
This informational bulletin provides information on interior cleaning products and what is offered to clean the interiors of GM vehicles.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 100000 POWER TRAIN
20190328
100000 POWER TRAIN
N182188930-01 - Special Coverage (Added Customer Reimbursement Labor Codes). Some vehicles, equipped with a Duramax Diesel engine, the transmission cooler lines may be rubbing on the front frame/bumper mount bracket. This condition could c
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20190531
350000 EQUIPMENT
This informational bulletin provides technicians and dealership personnel with spray-in bed liner general information and repair procedures.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 160000 STRUCTURE
20190531
160000 STRUCTURE
This informational bulletin provides technicians and dealership personnel with spray-in bed liner general information and repair procedures.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 135200 VISIBILITY:REARVIEW MIRRORS/DEVICES:EXTERIOR
20190502
135200 VISIBILITY:REARVIEW MIRRORS/DEVICES:EXTERIOR
This preliminary informational bulletin contains recommendations of what needs to be done to swap/install camper outside rearview mirrors on a vehicle not originally equipped with them.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE (PWS)
20190301
060000 ENGINE (PWS)
This informational bulletin provides information on a normal engine operating condition for faster emission warm up time.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20190322
356000 EQUIPMENT ADAPTIVE
This informational bulletin provides information on proper use of floor mats.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20190322
350000 EQUIPMENT
This informational bulletin provides information on proper use of floor mats.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20190318
110000 ELECTRICAL SYSTEM
This Bulletin provides ECM reprogramming information to Correct DTC P2101.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 160000 STRUCTURE
20190328
160000 STRUCTURE
This technical bulletin provides a procedure to locate possible chassis wiring damage from areas along the frame and repair them if found.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20190328
110000 ELECTRICAL SYSTEM
This technical bulletin provides a procedure to locate possible chassis wiring damage from areas along the frame and repair them if found.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20170907
350000 EQUIPMENT
This informational bulletin provides information on Clean Exhaust Filter See Owners Manual Now or Cleaning Exhaust Filter Keep Driving Until Message is Cleared Message Displayed on DIC, DTC P2463 May Be Set.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM
20170907
063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM
This informational bulletin provides information on Clean Exhaust Filter See Owners Manual Now or Cleaning Exhaust Filter Keep Driving Until Message is Cleared Message Displayed on DIC, DTC P2463 May Be Set.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20170907
350000 EQUIPMENT
This informational bulletin provides technicians and dealership personnel with spray-in bed liner general information and repair procedures.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE (PWS)
20190516
060000 ENGINE (PWS)
This technical bulletin provides a procedure to replace the head gaskets if found doubled stacked.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20190305
350000 EQUIPMENT
This informational bulletin explains the normal characteristics of exhaust noise during active fuel management when in Three or Four Cylinder Mode.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM
20190305
063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM
This informational bulletin explains the normal characteristics of exhaust noise during active fuel management when in Three or Four Cylinder Mode.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20170912
350000 EQUIPMENT
This informational bulletin advises the possible issues that may occur using a scotch brite pad or highly abrasive disk on gasket sealing surfaces or reused parts.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20170912
060000 ENGINE AND ENGINE COOLING
This informational bulletin advises the possible issues that may occur using a scotch brite pad or highly abrasive disk on gasket sealing surfaces or reused parts.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 114000 ELECTRICAL SYSTEM:WIRING
20170914
114000 ELECTRICAL SYSTEM:WIRING
This warranty admin bulletin explains to the technician additional information may be needed when submitting transactions when doing wiring repairs.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20170907
350000 EQUIPMENT
This informational bulletin provides information on approved warranty part numbers for original equipment batteries
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 111000 ELECTRICAL SYSTEM:BATTERY
20170907
111000 ELECTRICAL SYSTEM:BATTERY
This informational bulletin provides information on approved warranty part numbers for original equipment batteries
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 100000 POWER TRAIN
20190606
100000 POWER TRAIN
This Bulletin provides guidelines for Dealers Not Required and for Dealers Required to Contact the PQC for engine or transmission assembly replacement and explains the PQC process, GWM Transaction submission, vehicle service record retentio
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE (PWS)
20190627
060000 ENGINE (PWS)
This informational bulletin provides information on higher than expected oil consumption.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20190627
350000 EQUIPMENT
This informational bulletin provides information on higher than expected oil consumption.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20190314
356000 EQUIPMENT ADAPTIVE
This informational bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before sold (prepping) to the customer.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20190314
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This informational bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before sold (prepping) to the customer.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20190314
350000 EQUIPMENT
This informational bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before sold (prepping) to the customer.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20190314
110000 ELECTRICAL SYSTEM
This informational bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before sold (prepping) to the customer.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 100000 POWER TRAIN
20190520
100000 POWER TRAIN
This bulletin provides information on the harmful effects of water or ethylene glycol in transmission fluid.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE (PWS)
20190627
060000 ENGINE (PWS)
This informational bulletin advises the technician of how the Soot information has changed from grams to percentage.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20190624
060000 ENGINE AND ENGINE COOLING
This informational bulletin provides information for the technicians on where to look on the Duramax engine for coolant leaks.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20190325
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This informational bulletin provides the dealership with how to prep a vehicle for delivery to the customer to aid in higher CSi scores.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 111000 ELECTRICAL SYSTEM:BATTERY
20170920
111000 ELECTRICAL SYSTEM:BATTERY
This warranty administration bulletin provides policy information on the requirements for battery testing and warranty replacements.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 100000 POWER TRAIN
20190521
100000 POWER TRAIN
This technical bulletin provides information for new transmission oil to use and a procedure for exchanging the old fluid and adding the new fluid to correct a shake/shudder during light throttle acceleration condition.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20190508
350000 EQUIPMENT
This warranty administration bulletin provide policy information to cover GM's policy on performing GM covered vehicle services and maintenance on vehicles originating/sold in Canada.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 030000 BRAKES (PWS)
20190530
030000 BRAKES (PWS)
This technical bulletin provides repair information to correct a customer concern of pulsing, grinding, scraping noise from brakes, uneven front brake pad wear.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 063200 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE
20190507
063200 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE
This informational bulletin provides a procedure on how to perform a quick test to check if the DPF is the cause of excessive soot from the tailpipe.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20190626
356000 EQUIPMENT ADAPTIVE
This bulletin provides information for electrical ground repairs using new General Motors replacement fasteners with conductive finish.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20190626
110000 ELECTRICAL SYSTEM
This bulletin provides information for electrical ground repairs using new General Motors replacement fasteners with conductive finish.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE (PWS)
20190528
060000 ENGINE (PWS)
This Preliminary Information communication provides information to the technician for a Service Engine Soon light with a Diagnostic Trouble code P0300 set. There may be a rough running engine associated with this concern. If service informa
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 026000 TRACTION CONTROL SYSTEM
20190528
026000 TRACTION CONTROL SYSTEM
This Preliminary Information communication provides information to the technician for a Service Engine Soon light with a Diagnostic Trouble code P0300 set. There may be a rough running engine associated with this concern. If service informa
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20190528
110000 ELECTRICAL SYSTEM
This Preliminary Information communication provides information to the technician for a Service Engine Soon light with a Diagnostic Trouble code P0300 set. There may be a rough running engine associated with this concern. If service informa
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 080000 FUEL SYSTEM, DIESEL
20170906
080000 FUEL SYSTEM, DIESEL
This informational bulletin provides information on Diesel Exhaust Fluid (DEF) and the proper use of the DEF system.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 061200 ENGINE AND ENGINE COOLING:ENGINE:DIESEL
20170906
061200 ENGINE AND ENGINE COOLING:ENGINE:DIESEL
This informational bulletin provides information on Diesel Exhaust Fluid (DEF) and the proper use of the DEF system.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20190304
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This engineering informational bulletin is requesting information and document the exact location of the wire chafing by taking a photo of the flex fuel pigtail as it appears BEFORE repairs are made.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 114000 ELECTRICAL SYSTEM:WIRING
20190304
114000 ELECTRICAL SYSTEM:WIRING
This engineering informational bulletin is requesting information and document the exact location of the wire chafing by taking a photo of the flex fuel pigtail as it appears BEFORE repairs are made.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 091000 FUEL SYSTEM, OTHER:STORAGE
20190304
091000 FUEL SYSTEM, OTHER:STORAGE
This engineering informational bulletin is requesting information and document the exact location of the wire chafing by taking a photo of the flex fuel pigtail as it appears BEFORE repairs are made.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20190318
356000 EQUIPMENT ADAPTIVE
This engineering informational bulletin is requesting information to check the shutters through the grille opening of the vehicle. If snow and/or ice is present on the active grille air shutters, take pictures and submit through the Field R
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20190318
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This engineering informational bulletin is requesting information to check the shutters through the grille opening of the vehicle. If snow and/or ice is present on the active grille air shutters, take pictures and submit through the Field R
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20190318
350000 EQUIPMENT
This engineering informational bulletin is requesting information to check the shutters through the grille opening of the vehicle. If snow and/or ice is present on the active grille air shutters, take pictures and submit through the Field R
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20190611
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This bulletin explains the labor operation numbers used for submitting warranty claims for module reprogramming and not when replacing a module.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20190611
110000 ELECTRICAL SYSTEM
This bulletin explains the labor operation numbers used for submitting warranty claims for module reprogramming and not when replacing a module.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM
20190521
063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM
This informational bulletin advises of a new fuel injection kit used for decarbonizing the intake valves, and explains how toptier fuels should be used to reduce carbon build up.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 070000 FUEL SYSTEM, GASOLINE
20190624
070000 FUEL SYSTEM, GASOLINE
This Bulletin provides information to correct a customer concern of a siren or whine noise from the in-tank fuel pump at temperatures below -6C or 20F, accompanied by start and stall, no start, loss of power and MIL illuminated. Technicians
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE (PWS)
20190624
060000 ENGINE (PWS)
This informational bulletin provides information on 6.6L Duramax Possible Oil Leak Path Information.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY
20190610
062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY
This informational bulletin provides information for dealers/technicians and customers on steam/vapor coming from the front grille or radiator area.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 100000 POWER TRAIN
20190716
100000 POWER TRAIN
This preliminary informational bulletin adds the 2016 model year to diagnostic tips and repair information to correct a customer concern of reduced acceleration at low speed and/or transmission slipping from a launch, DTC P0751 set.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE (PWS)
20190625
060000 ENGINE (PWS)
This informational bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20190625
350000 EQUIPMENT
This informational bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE (PWS)
20190625
060000 ENGINE (PWS)
This technical bulletin provides a procedure to replace the head gaskets if found doubled stacked.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20190610
350000 EQUIPMENT
This informational bulletin provides information for dealers/technicians and customers on possible carpet color mismatch.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20190625
356000 EQUIPMENT ADAPTIVE
This informational bulletin advises about the possible issues that may occur when using a scotch brite pad or highly abrasive disk on gasket sealing surfaces or reused parts.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20190625
350000 EQUIPMENT
This informational bulletin advises about the possible issues that may occur when using a scotch brite pad or highly abrasive disk on gasket sealing surfaces or reused parts.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20190528
350000 EQUIPMENT
This Preliminary Information communication provides information to the technician that General Motors Technical Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to sen
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20190819
350000 EQUIPMENT
This bulleting provides Wiring, Terminal and Connector Repair Information including how to determine the Service Part Number in eSI and how to locate the part(s) in the EPC.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20190415
110000 ELECTRICAL SYSTEM
This Preliminary Information communication provides information to the technician that First Responder Guides for General Motors vehicles can be accessed via the web at http://www.gmstc.com. or http://www.nfpa.org/
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE (PWS)
20190507
060000 ENGINE (PWS)
This Preliminary Information communication provides information to the technician to not remove the torque converter bolts and start the engine as this may cause damage to the torque converter of the crankshaft on vehicles equipped with an
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 100000 POWER TRAIN
20190806
100000 POWER TRAIN
This engineering information bulletin is requesting information from the field to validate a field fix. Before contacting engineers, remove the transmission oil pan and inspect for nickel to quarter size pieces of aluminum debris in the oil
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 134000 VISIBILITY:SUN ROOF ASSEMBLY
20190423
134000 VISIBILITY:SUN ROOF ASSEMBLY
This Preliminary Information communication advises the technician the steps on diagnosing the concern. Customer's sunroof operation intermittent, bind, noise, auto-reverse, and/or water leaks.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20190726
350000 EQUIPMENT
This informational bulletin provides process information for the (GWM) and (WPC) parts return program.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE (PWS)
20190506
060000 ENGINE (PWS)
This Preliminary Information communication provides information to the technician about finding needle bearings during an oil change. Technician will gain access to the roller rockers to inspect them. Only replace the roller rocker that is
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20190506
350000 EQUIPMENT
This Preliminary Information communication provides information to the technician about finding needle bearings during an oil change. Technician will gain access to the roller rockers to inspect them. Only replace the roller rocker that is
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20190402
350000 EQUIPMENT
This informational bulletin provides normal operating characteristics and diagnostic information on Manual transmissions.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 102000 POWER TRAIN:MANUAL TRANSMISSION
20190402
102000 POWER TRAIN:MANUAL TRANSMISSION
This informational bulletin provides normal operating characteristics and diagnostic information on Manual transmissions.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20190603
110000 ELECTRICAL SYSTEM
This Preliminary Information communication provides information to the technician about the use of J-35616-64B terminal test probe, replacement terminals, and terminated leads. The J-35616-64B is the latest test probe released for checking
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20190823
350000 EQUIPMENT
This warranty administration bulletin provides policy information, proper labor operation selection and causal part identification for warranty transactions (U.S. Only).
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 021240 SUSPENSION:FRONT:SPRINGS:LEAF SPRING ASSEMBLY
20190806
021240 SUSPENSION:FRONT:SPRINGS:LEAF SPRING ASSEMBLY
This technical bulletin provides a procedure to check and repair the rear shackle and/or add lube to the leaf springs to correct the noise.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE (PWS)
20190430
060000 ENGINE (PWS)
This informational bulletin explains the normal noises an engine may make when the ambient temperature outside is cold or the vehicle has sat for a few hours.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
20190812
103000 POWER TRAIN:AUTOMATIC TRANSMISSION
This informational bulletin provides information on Some vehicles may rock or move slightly forward or rearward while in Park at start up after cold soak. This condition may be accompanied by a clunk noise. This is a slight movement that is
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20190821
060000 ENGINE AND ENGINE COOLING
This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 200000 WHEELS
20190829
200000 WHEELS
This informational bulletin provides information on Wheel Balancer Mounting Instructions.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20190401
350000 EQUIPMENT
This informational bulletin provides information on proper use of floor mats.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 185000 VEHICLE SPEED CONTROL:CRUISE CONTROL
20190506
185000 VEHICLE SPEED CONTROL:CRUISE CONTROL
This technical bulletin provides a procedure to locate and repair a possible short in the 5294 circuit and correct the customers concern.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20190506
110000 ELECTRICAL SYSTEM
This technical bulletin provides a procedure to locate and repair a possible short in the 5294 circuit and correct the customers concern.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20190710
350000 EQUIPMENT
This Preliminary Information communication provides information to the technician about installing General Motors Accessory parts/kits. Technicians should refer to Service Information for information regarding most accessories. Technician
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20190619
060000 ENGINE AND ENGINE COOLING
This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp on. Technician will find Diagnostic Trouble Codes P0340 and P0341 setting at times.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 200000 WHEELS
20190716
200000 WHEELS
This Preliminary information communicates direction and examples when diagnosing multiple DTCs, one of which includes U**** Byte 71 DTC.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 180000 VEHICLE SPEED CONTROL
20190716
180000 VEHICLE SPEED CONTROL
This Preliminary information communicates direction and examples when diagnosing multiple DTCs, one of which includes U**** Byte 71 DTC.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20190729
350000 EQUIPMENT
This Preliminary information communicates that when a customer or technician attempts to add a new transmitter to a vehicle following the adding transmitters without Service Programming System procedure the procedure will not complete and a
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20190823
110000 ELECTRICAL SYSTEM
This preliminary information bulletin provides information om Service Programming System (SPS) Error Codes E4398, E4399, E4403, M4404, M4413, E4414, E4423, E4491 or E6961).
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 070000 FUEL SYSTEM, GASOLINE
20190814
070000 FUEL SYSTEM, GASOLINE
This technical bulletin provides a procedure to flush the cooler lines to validate if there is excessive debris in the fuel system caused by a failed part.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 100000 POWER TRAIN
20190807
100000 POWER TRAIN
This technical bulletin provides a procedure to replace the torque converter and inspect the front pump and the TEHCM for metal.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20190813
350000 EQUIPMENT
This informational bulletin provides information for dealers/technicians on Mandatory VECI Label Replacement for (5W7) Performance Air Intake Kits.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20190823
060000 ENGINE AND ENGINE COOLING
This bulletin provides additional information on how to graph a cylinder misfire and a possible diagnostic cause.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20190830
350000 EQUIPMENT
This technical bulletin provides repair information to correct a customer concern of Phone Charging Cycles On and Off When Connected to the Single Port USB Hub.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 130000 VISIBILITY
20190808
130000 VISIBILITY
This Preliminary Information communication provides information to the technician about vehicles that may have any of these concerns remote keyless entry, passive Entry and Start Inoperative, No Fob detect message on driver information cent
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20190808
110000 ELECTRICAL SYSTEM
This Preliminary Information communication provides information to the technician about vehicles that may have any of these concerns remote keyless entry, passive Entry and Start Inoperative, No Fob detect message on driver information cent
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 010000 STEERING
20190808
010000 STEERING
This Preliminary Information communication provides information to the technician about vehicles that may have any of these concerns remote keyless entry, passive Entry and Start Inoperative, No Fob detect message on driver information cent
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20190917
060000 ENGINE AND ENGINE COOLING
This Preliminary information communicates A vehicle may have a concern of engine noise and/or a misfire. This may be caused by a broken rocker arm. A broken rocker arms that could result in the valve dropping to the cylinder, causing a cata
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 111000 ELECTRICAL SYSTEM:BATTERY
20190401
111000 ELECTRICAL SYSTEM:BATTERY
This warranty administration bulletin provides policy information on the requirements for battery testing and warranty replacements.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 353000 EQUIPMENT:ELECTRICAL
20190905
353000 EQUIPMENT:ELECTRICAL
This Preliminary Information communication provides information to the technician about installing General Motors Accessory parts/kits. Technicians should refer to Service Information for information regarding most accessories. Technician
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20190820
060000 ENGINE AND ENGINE COOLING
This Preliminary information communicates A vehicle may have a concern of engine noise and/or a misfire. This may be caused by a broken rocker arm. A broken rocker arms that could result in the valve dropping to the cylinder, causing a cata
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 010000 STEERING
20190805
010000 STEERING
This technical bulletin provides a procedure inspecting for excess grease or Sealant on the Exterior of the steering gear due to seeing grease or sealant on certain locations on the gear.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20190813
060000 ENGINE AND ENGINE COOLING
This informational bulletin provides information on Internal Engine Noise or Damage After Oil Filter Replacement.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20190906
110000 ELECTRICAL SYSTEM
This Preliminary Information communication provides information to the technician that General Motors Technical Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to sen
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 063200 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE
20190826
063200 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE
This informational bulletin provides a procedure on how to perform a quick test to check if the DPF is the cause of excessive soot from the tailpipe.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20190815
060000 ENGINE AND ENGINE COOLING
This informational bulletin provides information on replacing the intake manifold when the engine is replaced after severe internal engine damage.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20200228
356000 EQUIPMENT ADAPTIVE
This informational bulletin provides information for dealers/technicians and customers on steam/vapor coming from the front grille or radiator area.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20200228
350000 EQUIPMENT
This informational bulletin provides information for dealers/technicians and customers on steam/vapor coming from the front grille or radiator area.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 162000 STRUCTURE:BODY
20200228
162000 STRUCTURE:BODY
This informational bulletin provides information for dealers/technicians and customers on steam/vapor coming from the front grille or radiator area.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE (PWS)
20191115
060000 ENGINE (PWS)
This Bulletin provides information for rebuilding fuel injectors in the event of an underhood fuel odor and/or extended cranking condition.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 070000 FUEL SYSTEM, GASOLINE
20191115
070000 FUEL SYSTEM, GASOLINE
This Bulletin provides information for rebuilding fuel injectors in the event of an underhood fuel odor and/or extended cranking condition.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE (PWS)
20191014
060000 ENGINE (PWS)
This Preliminary information communicates to the technician the need to inspect the induction system for potential icing issues in very cold ambient temperatures. To allow the ice to melt so that it can be drained from the related component
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 100000 POWER TRAIN
20191008
100000 POWER TRAIN
This informational bulletin explains possible normal condition of a flare from 1st to 2nd, even if the trans had been repaired for the flare and its still noticed.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20191001
060000 ENGINE AND ENGINE COOLING
This bulletin provides information on common diesel engine tick noises and how they are considered part of normal operation and no parts should be replaced for these normal operating conditions.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 080000 FUEL SYSTEM, DIESEL
20191017
080000 FUEL SYSTEM, DIESEL
This informational bulletin explains how to identify possible DEF contamination.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM
20191014
063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM
This informational bulletin provides information on Clean Exhaust Filter See Owners Manual Now or Cleaning Exhaust Filter Keep Driving Until Message is Cleared messages Displayed on DIC, DTC P2463 May Be Set.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE (PWS)
20200228
060000 ENGINE (PWS)
This diagnostic tip provides additional information on how to diagnose a possible valve, lifter or camshaft issue.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20200228
350000 EQUIPMENT
This diagnostic tip provides additional information on how to diagnose a possible valve, lifter or camshaft issue.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20191002
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This informational bulletin provides information on comebacks prevention information and using customer concern verification sheets (CCVS).
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20191009
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This informational bulletin provides information on key code security and information on GM key code look up applications.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20190918
350000 EQUIPMENT
This warranty administration bulletin provides information regarding the field action courtesy transportation policy.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20191022
350000 EQUIPMENT
This Preliminary information communicates the use of air leak diagnostic test tool CH-52250 in addition to the information found in the service manual.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20200127
350000 EQUIPMENT
This informational bulletin provides retail, wholesale and fleet personnel with General Motors recommendations for customer concerns related to wheel alignment.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 200000 WHEELS
20200127
200000 WHEELS
This informational bulletin provides retail, wholesale and fleet personnel with General Motors recommendations for customer concerns related to wheel alignment.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20191009
060000 ENGINE AND ENGINE COOLING
This informational bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20191030
350000 EQUIPMENT
This informational bulletin provides technicians and dealership personnel with spray-in bed liner general information and repair procedures.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20191003
110000 ELECTRICAL SYSTEM
This Preliminary Information communication provides information and definitions to the technician about vehicles that have fishbite, chuggle, misfire, AFM disturbances or torque converter shudder/vibration concerns. Technician are advised t
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 100000 POWER TRAIN
20191029
100000 POWER TRAIN
This informational bulletin provides information on Driveline Clunk Noise and what is acceptable and what is considered normal operations.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20191025
110000 ELECTRICAL SYSTEM
This Preliminary Information communication provides information to the technician about vehicles that may have any of these concerns remote keyless entry, passive Entry and Start Inoperative, No Fob detect message on driver information cent
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20190911
060000 ENGINE AND ENGINE COOLING
This technical bulletin provides a procedure to measure vibration and install engine mounts to correct a Rough Idle in Drive concern.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20191016
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This informational bulletin provides information for dealers how to submit a product information report (PIR) (Canada Only).
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 100000 POWER TRAIN
20191014
100000 POWER TRAIN
This Bulletin provides guidelines for Dealers Not Required and for Dealers Required to Contact the PQC for engine or transmission assembly replacement and explains the PQC process, GWM Transaction submission, vehicle service record retentio
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20191010
110000 ELECTRICAL SYSTEM
This Preliminary Information communication provides information to the technician about vibration complaints that are one of the most challenging complaints to accurately diagnose and repair. Technician will need to use Pico Oscilloscope Di
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20190920
060000 ENGINE AND ENGINE COOLING
This diagnostic tip provides additional information on how to diagnose a possible valve, lifter or camshaft issue.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20191002
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This Warranty Administration bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA) (US dealers only).
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 021240 SUSPENSION:FRONT:SPRINGS:LEAF SPRING ASSEMBLY
20191031
021240 SUSPENSION:FRONT:SPRINGS:LEAF SPRING ASSEMBLY
This technical bulletin provides a procedure to apply grease to the leaf springs to correct a condition of a squeak noise from the metals making contact.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 080000 FUEL SYSTEM, DIESEL
20190930
080000 FUEL SYSTEM, DIESEL
This Informational Bulletin provides information on availability of Diesel Fuel additives.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 111000 ELECTRICAL SYSTEM:BATTERY
20191011
111000 ELECTRICAL SYSTEM:BATTERY
This technical bulletin provides a procedure for testing the battery cables for voltage drop, Checking for a bad ground at g218, Inspecting for a short at the starter B+ to shield and testing for a faulty battery.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20200204
350000 EQUIPMENT
This Preliminary Information communication provides information to the technician about installing General Motors Accessory parts/kits. Technicians should refer to Service Information for information regarding most accessories. Technician
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 120000 EXTERIOR LIGHTING
20200212
120000 EXTERIOR LIGHTING
Emission - General Motors has decided to conduct a voluntary emissions recall involving certain 2018-2019 model year diesel engine vehicles. The engine control module (ECM) in these vehicles may not adequately diagnose or illuminate the ma
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200212
110000 ELECTRICAL SYSTEM
Emission - General Motors has decided to conduct a voluntary emissions recall involving certain 2018-2019 model year diesel engine vehicles. The engine control module (ECM) in these vehicles may not adequately diagnose or illuminate the ma
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 080000 FUEL SYSTEM, DIESEL
20200212
080000 FUEL SYSTEM, DIESEL
Emission - General Motors has decided to conduct a voluntary emissions recall involving certain 2018-2019 model year diesel engine vehicles. The engine control module (ECM) in these vehicles may not adequately diagnose or illuminate the ma
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 070000 FUEL SYSTEM, GASOLINE
20200212
070000 FUEL SYSTEM, GASOLINE
Emission - General Motors has decided to conduct a voluntary emissions recall involving certain 2018-2019 model year diesel engine vehicles. The engine control module (ECM) in these vehicles may not adequately diagnose or illuminate the ma
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 120000 EXTERIOR LIGHTING
20200213
120000 EXTERIOR LIGHTING
Emission - General Motors has decided to conduct a voluntary emissions recall involving certain 2018 model year diesel engine vehicles. The engine control module (ECM) in these vehicles may not adequately diagnose or illuminate the malfunc
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200213
110000 ELECTRICAL SYSTEM
Emission - General Motors has decided to conduct a voluntary emissions recall involving certain 2018 model year diesel engine vehicles. The engine control module (ECM) in these vehicles may not adequately diagnose or illuminate the malfunc
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 080000 FUEL SYSTEM, DIESEL
20200213
080000 FUEL SYSTEM, DIESEL
Emission - General Motors has decided to conduct a voluntary emissions recall involving certain 2018 model year diesel engine vehicles. The engine control module (ECM) in these vehicles may not adequately diagnose or illuminate the malfunc
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 070000 FUEL SYSTEM, GASOLINE
20200213
070000 FUEL SYSTEM, GASOLINE
Emission - General Motors has decided to conduct a voluntary emissions recall involving certain 2018 model year diesel engine vehicles. The engine control module (ECM) in these vehicles may not adequately diagnose or illuminate the malfunc
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20200227
356000 EQUIPMENT ADAPTIVE
Customer Satisfaction Program - Certain vehicles that had the front passenger seat cushion frame previously replaced, may not have had the adjuster stops transferred and are missing on the replacement part. The front passenger seat may be
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 220000 SEATS
20200227
220000 SEATS
Customer Satisfaction Program - Certain vehicles that had the front passenger seat cushion frame previously replaced, may not have had the adjuster stops transferred and are missing on the replacement part. The front passenger seat may be
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20200107
060000 ENGINE AND ENGINE COOLING
This Preliminary Information communication provides information to the technician on the steps need to diagnose and repair vehicles that may have stalling shudder and/or hard shifting into 1st gear or reverse vibration on launch (with exces
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 071100 FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY
20200108
071100 FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY
This technical bulletin provides a procedure to replace the fuel tank, sending unit and install a piece of fuel hose to the vent and route down the fuel feed line and secure with zip ties.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 070000 FUEL SYSTEM, GASOLINE
20200108
070000 FUEL SYSTEM, GASOLINE
This technical bulletin provides a procedure to replace the fuel tank, sending unit and install a piece of fuel hose to the vent and route down the fuel feed line and secure with zip ties.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE (PWS)
20200226
060000 ENGINE (PWS)
This informational bulletin explains the difference in AFM and DFM engines and what is and is not activated during this occurrence.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 080000 FUEL SYSTEM, DIESEL
20200226
080000 FUEL SYSTEM, DIESEL
This informational bulletin explains the difference in AFM and DFM engines and what is and is not activated during this occurrence.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 280000 BACK OVER PREVENTION
20200226
280000 BACK OVER PREVENTION
This informational bulletin advises the technician to not replace the TMAP sensor, clean it using air or harsh chemicals but allow time for the sensor to thaw.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20200214
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This warranty administration bulletin provide policy information to cover GMs policy on performing GM covered vehicle services and maintenance on vehicles originating/sold in Canada.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE (PWS)
20200207
060000 ENGINE (PWS)
This Bulletin provides graphics, information and guidelines for engine component wear to assist service personnel as a guideline to perform necessary engine repairs and prevent unnecessary engine replacement.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20200207
350000 EQUIPMENT
This Bulletin provides graphics, information and guidelines for engine component wear to assist service personnel as a guideline to perform necessary engine repairs and prevent unnecessary engine replacement.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200107
110000 ELECTRICAL SYSTEM
Customer Satisfaction Program - Certain 2014-2019 model year Chevrolet Silverado and GMC Sierra vehicles equipped with a power sliding rear window (RPO A48) may have areas of high electrical resistance on the rear defroster circuit. This
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 100000 POWER TRAIN
20200107
100000 POWER TRAIN
Customer Satisfaction Program - Certain 2014-2019 model year Chevrolet Silverado and GMC Sierra vehicles equipped with a power sliding rear window (RPO A48) may have areas of high electrical resistance on the rear defroster circuit. This
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE (PWS)
20200228
060000 ENGINE (PWS)
This informational bulletin explains Unscheduled Supplemental Services (including Flushing Services and Additives) and the Proper use of GM Simplified Maintenance Schedules.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20200228
356000 EQUIPMENT ADAPTIVE
This informational bulletin explains Unscheduled Supplemental Services (including Flushing Services and Additives) and the Proper use of GM Simplified Maintenance Schedules.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20200228
350000 EQUIPMENT
This informational bulletin explains Unscheduled Supplemental Services (including Flushing Services and Additives) and the Proper use of GM Simplified Maintenance Schedules.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE (PWS)
20200128
060000 ENGINE (PWS)
This diagnostic tip provides a procedure to aid in performing a diagnostic test to verify if the camshaft alignment pin has been sheared away to correct a crank/No Start condition.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 063100 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL
20200123
063100 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL
This informational bulletin provides information to dealership personnel for new vehicles with less than 1,000 miles that may not pass California smog inspection or smog inspection in other states.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 070000 FUEL SYSTEM, GASOLINE
20191212
070000 FUEL SYSTEM, GASOLINE
This informational bulletin provides information on availability for a locking gas cap for trucks are operated in high amount of dirt or dust which can migrate to the filler cap area.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20200214
350000 EQUIPMENT
This informational bulletin provides information on Wheel Alignment Specifications, Requirements and Recommendations for GM Vehicles.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 200000 WHEELS
20200214
200000 WHEELS
This informational bulletin provides information on Wheel Alignment Specifications, Requirements and Recommendations for GM Vehicles.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20200226
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This warranty administration bulletin provides information on the tires supplied with a new vehicle are covered by General Motors against defects in material or workmanship under the Bumper-to-Bumper New Vehicle Limited Warranty.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 190000 TIRES
20200226
190000 TIRES
This warranty administration bulletin provides information on the tires supplied with a new vehicle are covered by General Motors against defects in material or workmanship under the Bumper-to-Bumper New Vehicle Limited Warranty.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20200214
356000 EQUIPMENT ADAPTIVE
This Warranty Administration bulletin provides information on Essential Tools that include Consumable Parts (U.S. Only).
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20200214
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This Warranty Administration bulletin provides information on Essential Tools that include Consumable Parts (U.S. Only).
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20200102
356000 EQUIPMENT ADAPTIVE
This informational bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier fuels
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20200102
350000 EQUIPMENT
This informational bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier fuels
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 073000 FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM
20200102
073000 FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM
This informational bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier fuels
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20200227
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This bulletin provides information on Warranty Administration ? Required Operating Procedures - 8 Points (U.S. Only).
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20200117
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This Warranty Administration bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA) (US dealers only).
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 100000 POWER TRAIN
20191122
100000 POWER TRAIN
This Preliminary information communicates to the dealer technician that TAC recommends the utilization of the GDS2 software to aid in diagnosing automatic transmission concerns. TAC is requesting the GDS2 session logs be sent in before the
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20200114
060000 ENGINE AND ENGINE COOLING
This Preliminary information communicates to the technician the need to inspect the induction system for potential icing issues in very cold ambient temperatures. To allow the ice to melt so that it can be drained from the related component
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200131
110000 ELECTRICAL SYSTEM
This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8 starting/charging tester and
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20191112
356000 EQUIPMENT ADAPTIVE
This technical bulletin provides a procedure on how to clean and resurface aluminum wheel bead seats for vehicles that have the condition of Tire Slowly Goes Flat, Tire Air Loss, Low Tire Pressure Warning Light Illuminated, Aluminum Wheel B
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20191112
350000 EQUIPMENT
This technical bulletin provides a procedure on how to clean and resurface aluminum wheel bead seats for vehicles that have the condition of Tire Slowly Goes Flat, Tire Air Loss, Low Tire Pressure Warning Light Illuminated, Aluminum Wheel B
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 200000 WHEELS
20191112
200000 WHEELS
This technical bulletin provides a procedure on how to clean and resurface aluminum wheel bead seats for vehicles that have the condition of Tire Slowly Goes Flat, Tire Air Loss, Low Tire Pressure Warning Light Illuminated, Aluminum Wheel B
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 190000 TIRES
20191112
190000 TIRES
This technical bulletin provides a procedure on how to clean and resurface aluminum wheel bead seats for vehicles that have the condition of Tire Slowly Goes Flat, Tire Air Loss, Low Tire Pressure Warning Light Illuminated, Aluminum Wheel B
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20190916
060000 ENGINE AND ENGINE COOLING
This diagnostic tip provides information to the tech to aid in performing a diagnostic test to verify if the camshaft alignment pin has been sheared away.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 100000 POWER TRAIN
20191113
100000 POWER TRAIN
Information on Transmission Adaptive Functions and Correcting Low Mileage Harsh Shifts, Slips, or Flares.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20191126
110000 ELECTRICAL SYSTEM
This technical bulletin provides a procedure to replace the torque converter and inspect the front pump and the TEHCM for metal.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 100000 POWER TRAIN
20191126
100000 POWER TRAIN
This technical bulletin provides a procedure to replace the torque converter and inspect the front pump and the TEHCM for metal.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE (PWS)
20191118
060000 ENGINE (PWS)
This diagnostic tip provides a procedure to aid in performing a diagnostic test to verify if the camshaft alignment pin has been sheared away.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20191105
110000 ELECTRICAL SYSTEM
This Preliminary Information communication provides information to the technician about the use of J-35616-64B terminal test probe, replacement terminals, and terminated leads. The J-35616-64B is the latest test probe released for checking
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20191107
060000 ENGINE AND ENGINE COOLING
This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp on. Technician will find Diagnostic Trouble Codes P0340 and P0341 setting at times.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 120000 LIGHTING (PWS)
20191112
120000 LIGHTING (PWS)
This informational bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Replacement Guidelines.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20191112
356000 EQUIPMENT ADAPTIVE
This informational bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Replacement Guidelines.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20191112
350000 EQUIPMENT
This informational bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Replacement Guidelines.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20191126
356000 EQUIPMENT ADAPTIVE
This informational bulletin provides information on key code security rules and information on GM keycode look-up applications.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20191126
350000 EQUIPMENT
This informational bulletin provides information on key code security rules and information on GM keycode look-up applications.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 100000 POWER TRAIN
20200117
100000 POWER TRAIN
This Preliminary Information communication provides information and definitions to the technician about vehicles that have fishbite, chuggle, misfire, AFM disturbances or torque converter shudder/vibration concerns. Technician are advised t
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 200000 WHEELS
20191112
200000 WHEELS
This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles. General Motors will only support a tire calibration for tires that have been sized, tested and designed fo
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 046000 SERVICE BRAKES, AIR:ANTILOCK
20191112
046000 SERVICE BRAKES, AIR:ANTILOCK
This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles. General Motors will only support a tire calibration for tires that have been sized, tested and designed fo
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20191212
350000 EQUIPMENT
This preliminary information bulletin provides information om Service Programming System (SPS) Error Codes (E4398, E4399, E4403, M4404, M4413, M6954, M6955, E4414, E4423, E4491 or E6961).
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20191125
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This informational bulletin provides information for dealers/technicians on Use of Dealer Case Management (DCM) and Being Prepared for Contacting U.S. Technical Assistance (TAC).
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20191125
350000 EQUIPMENT
This informational bulletin provides information for dealers/technicians on Use of Dealer Case Management (DCM) and Being Prepared for Contacting U.S. Technical Assistance (TAC).
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20200414
356000 EQUIPMENT ADAPTIVE
This preliminary informational bulletin provides information to dealership personnel which may be helpful when addressing underbody component corrosion with customers.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 162000 STRUCTURE:BODY
20200414
162000 STRUCTURE:BODY
This preliminary informational bulletin provides information to dealership personnel which may be helpful when addressing underbody component corrosion with customers.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20200427
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This Preliminary Information communication provides information to the technician about vehicles that have an intermittent no crank, no start, or start stall concern with the security light coming on. Technician may find Diagnostic Trouble
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20200427
060000 ENGINE AND ENGINE COOLING
This Preliminary Information communication provides information to the technician about vehicles that have an intermittent no crank, no start, or start stall concern with the security light coming on. Technician may find Diagnostic Trouble
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20200429
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S. Dealers Only).
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 190000 TIRES
20200429
190000 TIRES
This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S. Dealers Only).
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20200403
356000 EQUIPMENT ADAPTIVE
This informational bulletin provides information on interior cleaning products and what is offered to clean the interiors of GM vehicles.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20200403
350000 EQUIPMENT
This informational bulletin provides information on interior cleaning products and what is offered to clean the interiors of GM vehicles.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE (PWS)
20200508
060000 ENGINE (PWS)
This technical bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier fuels shou
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20200508
356000 EQUIPMENT ADAPTIVE
This technical bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier fuels shou
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 073000 FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM
20200508
073000 FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM
This technical bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier fuels shou
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20200430
356000 EQUIPMENT ADAPTIVE
This informational bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before sold (prepping) to the customer.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20200430
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This informational bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before sold (prepping) to the customer.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20200428
356000 EQUIPMENT ADAPTIVE
This informational bulletin includes information on Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20200428
350000 EQUIPMENT
This informational bulletin includes information on Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200508
110000 ELECTRICAL SYSTEM
This Preliminary Information communication advises the technician that the customer may experience a 2-3 slip or flare after the vehicle has been sitting for a period of time. Technician can update the Transmission Control Module if working
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 100000 POWER TRAIN
20200508
100000 POWER TRAIN
This Preliminary Information communication advises the technician that the customer may experience a 2-3 slip or flare after the vehicle has been sitting for a period of time. Technician can update the Transmission Control Module if working
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 117000 DIGITAL INSTRUMENT PANEL
20200506
117000 DIGITAL INSTRUMENT PANEL
This informational bulletin includes information on Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20200506
350000 EQUIPMENT
This informational bulletin includes information on Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE (PWS)
20200527
060000 ENGINE (PWS)
This informational bulletin explains the normal noises an engine may make when the ambient temperature outside is cold or the vehicle has sat for a few hours.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE (PWS)
20200504
060000 ENGINE (PWS)
This technical bulletin provides a procedure to repair the valve lifter oil manifold and/or lifters to correct the customers concern of engine misfire, ticking noise and/or MIL Illuminated.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE (PWS)
20200521
060000 ENGINE (PWS)
This Preliminary information communicates information that will need to be provided to TAC to aid in diagnosing if a vehicle comes in with misfire and DTC Codes P0300 - P0308 and/or P050D
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 117000 DIGITAL INSTRUMENT PANEL
20200527
117000 DIGITAL INSTRUMENT PANEL
This informational bulletin includes information on Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20200527
350000 EQUIPMENT
This informational bulletin includes information on Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 070000 FUEL SYSTEM, GASOLINE
20200508
070000 FUEL SYSTEM, GASOLINE
This Preliminary information communicates the use of Winter grade fuel during the warm months of 2020 and the potential rivability issues that it can cause. The ongoing Coronavirus (COVID-19) pandemic has caused significant reductions in
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20200428
350000 EQUIPMENT
This Warranty Administration Bulletin Provides High Voltage Battery Exchange Process Information.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200428
110000 ELECTRICAL SYSTEM
This Warranty Administration Bulletin Provides High Voltage Battery Exchange Process Information.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20200505
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This Preliminary information communicates the use of air leak diagnostic test tool CH-52250 in addition to the information found in the service manual.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20200505
060000 ENGINE AND ENGINE COOLING
This Preliminary information communicates the use of air leak diagnostic test tool CH-52250 in addition to the information found in the service manual.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20200507
350000 EQUIPMENT
This informational bulletin provides the dealership with how to prep a vehicle for delivery to the customer to aid in higher CSi scores.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200520
110000 ELECTRICAL SYSTEM
This informational bulletin provides information for the IPC odometer programming method quick reference guide.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20200506
060000 ENGINE AND ENGINE COOLING
This Preliminary Information communication provides information and definitions to the technician about vehicles that have fishbite, chuggle, misfire, AFM disturbances or torque converter shudder/vibration concerns. Technician are advised t
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE (PWS)
20200528
060000 ENGINE (PWS)
This information bulletin explains how to measure for oil consumption and possible reasons for loss of oil.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE (PWS)
20200504
060000 ENGINE (PWS)
This technical bulletin provides a procedure to replace the torque converter and inspect the front pump and the TEHCM for metal.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20200504
350000 EQUIPMENT
This technical bulletin provides a procedure to replace the torque converter and inspect the front pump and the TEHCM for metal.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 070000 FUEL SYSTEM, GASOLINE
20200504
070000 FUEL SYSTEM, GASOLINE
This technical bulletin provides a procedure to replace the torque converter and inspect the front pump and the TEHCM for metal.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 030000 BRAKES (PWS)
20200529
030000 BRAKES (PWS)
This technical bulletin provides a procedure for pad replacement due to on premature and/or uneven brake pad wear.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200528
110000 ELECTRICAL SYSTEM
This technical bulletin provides repair information to correct a customer concern of Action Required Steering Assist is Reduced Drive with Care Or Service Power Steering Message And Or Current Power Steering Control Module DTCs.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 010000 STEERING
20200528
010000 STEERING
This technical bulletin provides repair information to correct a customer concern of Action Required Steering Assist is Reduced Drive with Care Or Service Power Steering Message And Or Current Power Steering Control Module DTCs.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 073200 FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS
20200505
073200 FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS
This informational bulletin explains to the tech on how to order a new fuel injector by matching the part number on the part and ordering it from the EPC.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20200320
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This informational bulletin provides information on interior cleaning products and what is offered to clean the interiors of GM vehicles.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20200312
356000 EQUIPMENT ADAPTIVE
Emission - General Motors has decided to conduct a voluntary emissions recall involving certain 2016-2019 model year diesel engine vehicles. The engine control module (ECM) in these vehicles may not adequately diagnose or illuminate the ma
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200312
110000 ELECTRICAL SYSTEM
Emission - General Motors has decided to conduct a voluntary emissions recall involving certain 2016-2019 model year diesel engine vehicles. The engine control module (ECM) in these vehicles may not adequately diagnose or illuminate the ma
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE (PWS)
20200330
060000 ENGINE (PWS)
This technical bulletin provides information for new transmission oil to use and a procedure for exchanging the old fluid and adding the new fluid to correct a shake/shudder during light throttle acceleration condition.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 100000 POWER TRAIN
20200330
100000 POWER TRAIN
This technical bulletin provides information for new transmission oil to use and a procedure for exchanging the old fluid and adding the new fluid to correct a shake/shudder during light throttle acceleration condition.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20200318
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This warranty administration bulletin provides policy information for courtesy transportation and roadside assistance programs.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 100000 POWER TRAIN
20200401
100000 POWER TRAIN
This technical bulletin provides a procedure to validate if the parking pawl actuator is not working as intended, causing the parking pawl to engage while driving.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 350000 EQUIPMENT
20200306
350000 EQUIPMENT
This informational bulletin provides information for dealers/technicians on When and How to Submit a Field Product Report (FPR) (U.S. Dealers Only).
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 190000 TIRES
20200304
190000 TIRES
This informational bulletin provides information for dealers/technicians on Use of Nitrogen Gas in Tires.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 353000 EQUIPMENT:ELECTRICAL
20200331
353000 EQUIPMENT:ELECTRICAL
This warranty administration bulletin explains to the technician that when using wiring repair labor operations, additional information may be needed when submitting Global Warranty transactions when doing wiring repairs.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20200317
060000 ENGINE AND ENGINE COOLING
This informational bulletin explains the normal noises an engine may make when the ambient temperature outside is cold or the vehicle has sat for a few hours.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20200303
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This warranty administration bulletin provides information on Warranty Administration ? Customer Concern Not Duplicated (CCND) Labor Operation Numbers.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 280000 BACK OVER PREVENTION
20200309
280000 BACK OVER PREVENTION
This technical bulletin provides a procedure to repair the valve lifter oil manifold and/or lifters to correct the customers concern of engine misfire, ticking noise and/or MIL Illuminated.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 060000 ENGINE (PWS)
20200309
060000 ENGINE (PWS)
This technical bulletin provides a procedure to repair the valve lifter oil manifold and/or lifters to correct the customers concern of engine misfire, ticking noise and/or MIL Illuminated.
This 2018 GMC SIERRA DENALI Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20200302
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This warranty administration bulletin provides information on Global Warranty Management (GWM) Warranty Parts Center (WPC) Parts Return Program Information.
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