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Here are the technical service bulletins we have for the 2018 GMC SIERRA 3500. If you have any questions, do not hesitate to Contact Us:
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 118000 ELECTRICAL SYSTEM: SOFTWARE
20170612
118000 ELECTRICAL SYSTEM: SOFTWARE
This Preliminary Information communication provides information to the technician on the programming and activation of the OnStar system. For many 2008 and prior model year GM vehicles, the programming is performed using the Tech 2 and the
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 080000 FUEL SYSTEM, DIESEL
20171002
080000 FUEL SYSTEM, DIESEL
This Preliminary Information communication advises the technician that the 6.6L Diesel Engine exchange program will be in effect for 2017 and 2018 model yearsthrough the General Motors Product Quality Center. Dealer will need to contact Gen
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 020000 SUSPENSION
20171002
020000 SUSPENSION
This Preliminary Information communication provides information to the technician about vehicles that have a creak, click, pop, and or crack type noise from the front suspension or front frame area while making tight turns. Technician will
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 118000 ELECTRICAL SYSTEM: SOFTWARE
20171002
118000 ELECTRICAL SYSTEM: SOFTWARE
This Preliminary Information communication provides information to the technician about vehicles that may have a radio backlighting will stay on even after the ignition has been turned off and the key has been removed for several minutes, e
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
20171002
353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
This Preliminary Information communication provides information to the technician about vehicles that may have a radio backlighting will stay on even after the ignition has been turned off and the key has been removed for several minutes, e
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 111000 ELECTRICAL SYSTEM:BATTERY
20171002
111000 ELECTRICAL SYSTEM:BATTERY
This Preliminary Information communication provides information to the technician the steps to diagnose and repair the concern of the display is showing 32° F (0° C) after a battery or reprogramming a module. The outside temperature
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20171002
110000 ELECTRICAL SYSTEM
This Preliminary Information communication provides information to the technician with the steps on diagnosing and repairing vehicles that may have unwanted grade braking, reduced engine power with no Driver Information Center messages &ldq
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20171003
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This Preliminary Information communication provides information to the technician about vehicles that have a check engine light on. Technician may find Diagnostic Trouble Codes P0101, P0299, P0712, P11CC, P11DC, P20EE, P2002, P2463, P2627,
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20171003
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This Preliminary information communicates to the dealer technicians aprocedure to determine if the vehicle'sSCR system is healthy.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 118000 ELECTRICAL SYSTEM: SOFTWARE
20171005
118000 ELECTRICAL SYSTEM: SOFTWARE
This Preliminary Information communication provides information to the technician about vehicles that have a Diagnostic Trouble Code B101D-37 history in the Vehicle Communication Interface Module or telematics communication interface contro
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20171006
110000 ELECTRICAL SYSTEM
This Preliminary Information communication advises the technician that the 6.6L Diesel engine Regular Production Option Code (L5P) E41Engine Control Module part number 12683624 will be placed on a parts restriction through the General Motor
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 080000 FUEL SYSTEM, DIESEL
20171006
080000 FUEL SYSTEM, DIESEL
This Preliminary Information communication advises the technician that the 6.6L Diesel engine Regular Production Option Code (L5P) E41Engine Control Module part number 12683624 will be placed on a parts restriction through the General Motor
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20171009
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This Preliminary Information communication provides information to the technician about vehicles that have a check engine light on. Technician may find Diagnostic Trouble Codes P0101, P0299, P0712, P11CC, P11DC, P2002, P2463, P2627, P2A00,
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 350000 EQUIPMENT
20171016
350000 EQUIPMENT
This Preliminary Information communication provides the technician with weight capacity for the tailgate and cargo loops in the bed.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 162500 STRUCTURE:BODY:TAILGATE
20171016
162500 STRUCTURE:BODY:TAILGATE
This Preliminary Information communication provides the technician with weight capacity for the tailgate and cargo loops in the bed.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 350000 EQUIPMENT
20171016
350000 EQUIPMENT
This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicles that may have rattle or ticking noise that is louder inside the vehicle than outside. The noise may also sound like a l
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 160000 STRUCTURE
20171016
160000 STRUCTURE
This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicles that may have rattle or ticking noise that is louder inside the vehicle than outside. The noise may also sound like a l
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 118000 ELECTRICAL SYSTEM: SOFTWARE
20171016
118000 ELECTRICAL SYSTEM: SOFTWARE
This Preliminary Information communication advises the technician that the Product Quality Center has a part restriction for the T87A Transmission Control Module. The dealer technician is advised to call the GM Product Quality Center for fu
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 100000 POWER TRAIN
20171016
100000 POWER TRAIN
This Preliminary Information communication advises the technician that the Product Quality Center has a part restriction for the T87A Transmission Control Module. The dealer technician is advised to call the GM Product Quality Center for fu
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 281000 BACK OVER PREVENTION: BACK-UP ALARM
20171016
281000 BACK OVER PREVENTION: BACK-UP ALARM
This Preliminary Information communication provides information to the technician about vehicles that are found to have a back-up alarm inoperative during the Pre-Delivery Inspection. On trucks equipped with the Back Up Alarm (RPO 8S3), the
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 280000 BACK OVER PREVENTION
20171016
280000 BACK OVER PREVENTION
This Preliminary Information communication provides information to the technician about vehicles that are found to have a back-up alarm inoperative during the Pre-Delivery Inspection. On trucks equipped with the Back Up Alarm (RPO 8S3), the
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20171016
110000 ELECTRICAL SYSTEM
This Preliminary Information communication provides information to the technician about vehicles that are found to have a back-up alarm inoperative during the Pre-Delivery Inspection. On trucks equipped with the Back Up Alarm (RPO 8S3), the
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 353100 EQUIPMENT:ELECTRICAL:ANTI-THEFT DEVICES
20171013
353100 EQUIPMENT:ELECTRICAL:ANTI-THEFT DEVICES
This Preliminary information communicatesContent Theft Deterrent RPO UTJ is included and only available with Remote Vehicle Start RPO BTV. If the vehicle is not equipped with Remote Vehicle Start RPO BTV the vehicle will not have Content Th
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 350000 EQUIPMENT
20171013
350000 EQUIPMENT
This Preliminary information communicatesContent Theft Deterrent RPO UTJ is included and only available with Remote Vehicle Start RPO BTV. If the vehicle is not equipped with Remote Vehicle Start RPO BTV the vehicle will not have Content Th
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 350000 EQUIPMENT
20171013
350000 EQUIPMENT
This Preliminary Information communication provides information to the technician on installing Regular Production Option Code 9L7 Up-fitter Auxiliary Switches. Technician will need to reference the latest version of General Motors Up-fitte
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20171013
110000 ELECTRICAL SYSTEM
This Preliminary Information communication provides information to the technician on installing Regular Production Option Code 9L7 Up-fitter Auxiliary Switches. Technician will need to reference the latest version of General Motors Up-fitte
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 350000 EQUIPMENT
20171013
350000 EQUIPMENT
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 3500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20171013
110000 ELECTRICAL SYSTEM
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 3500 Technical Service Bulletin affects the 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
20171003
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 3500 Technical Service Bulletin affects the 350000 EQUIPMENT
20171003
350000 EQUIPMENT
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 3500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20171003
110000 ELECTRICAL SYSTEM
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 3500 Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20171020
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This Preliminary Information communication advises the technician that the Product Quality Center has a part restriction for the 8L45 and 8L90 park actuator rod. The dealer technician is advised to call the GM Product Quality Center for fur
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 350000 EQUIPMENT
20171024
350000 EQUIPMENT
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 3500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20171024
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 3500 Technical Service Bulletin affects the 264000 FORWARD COLLISION AVOIDANCE: SENSING SYSTEM
20171024
264000 FORWARD COLLISION AVOIDANCE: SENSING SYSTEM
This Preliminary information communicatesa "Forward Collision System Reduced" message displayed on the DIC when theForward Automatic Braking has been set to the "Alert" setting. This is normal when theFAB has been set to "Alert".
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20171030
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This Preliminary Information communicates an issues with the headliner sagging and how to reattachthe velcrousing Hardman Double Bubble Epoxy part number 04001.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 350000 EQUIPMENT
20171030
350000 EQUIPMENT
This Preliminary Information communicates an issues with the headliner sagging and how to reattachthe velcrousing Hardman Double Bubble Epoxy part number 04001.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 070000 FUEL SYSTEM, GASOLINE
20171030
070000 FUEL SYSTEM, GASOLINE
This Preliminary Information communication provides information to the technician about vehicles that may have a bump feel or clunk noise at a stop or on launch. Dealer should communicate to the customer this condition is a normal operating
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 272000 LANE DEPARTURE: ASSIST
20171030
272000 LANE DEPARTURE: ASSIST
This Preliminary Information communication provides information to the technician about vehicles that show a "Take Steering" message on the Driver Information Center along with a warning chime/alert. Dealer should be advised the purpose of
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 353000 EQUIPMENT:ELECTRICAL
20171107
353000 EQUIPMENT:ELECTRICAL
This Preliminary information communicates a normal DIC message after learning keys/fobs which indicates the drivers memory position.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 060000 ENGINE (PWS)
20171113
060000 ENGINE (PWS)
This Preliminary Information communication provides information to the technician about vehicles that are equipped with 6L80 Regular Production Option Code (MYC), 6L90 Regular Production Option Code (MYD) or 8L90 Regular Production Option C
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 100000 POWER TRAIN
20171113
100000 POWER TRAIN
This Preliminary Information communication provides information to the technician about vehicles that are equipped with 6L80 Regular Production Option Code (MYC), 6L90 Regular Production Option Code (MYD) or 8L90 Regular Production Option C
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
20171114
353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
This Preliminary Information communication provides information to the technician about vehicles that in the radio settings some of the vehicle personalization selections within the Comfort and Convenience menu are missing at times. Technic
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20171114
110000 ELECTRICAL SYSTEM
This Preliminary Information communication provides information to the technician about vehicles that in the radio settings some of the vehicle personalization selections within the Comfort and Convenience menu are missing at times. Technic
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 118000 ELECTRICAL SYSTEM: SOFTWARE
20171120
118000 ELECTRICAL SYSTEM: SOFTWARE
This Preliminary information communicates a false setting of DTCU0121 in the FVCM due to a FVCM software anomaly. Code U0121 will set and be moved to history in the FVCM with each ignition cycle.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20171120
110000 ELECTRICAL SYSTEM
This Preliminary information communicates a false setting of DTCU0121 in the FVCM due to a FVCM software anomaly. Code U0121 will set and be moved to history in the FVCM with each ignition cycle.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 190000 TIRES
20171121
190000 TIRES
This Preliminary Information communication provides information to the technician about vehicles with tire sidewall irregularities. This is a visual condition that will not affect durability, reliability or performance of the tires. Dealer
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 220000 SEATS
20171130
220000 SEATS
This Preliminary Information communication advises the technician that vehicles with front seat Regular Production Option Codes A52, AZ3, or B3F may comment about low treble, or excessive bass from the front door speakers. This is a normal
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
20171120
353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
This Preliminary Information communication provides information to the technician about vehicles that in the radio settings some of the vehicle personalization selections within the Comfort and Convenience menu are missing at times. Technic
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20171120
110000 ELECTRICAL SYSTEM
This Preliminary Information communication provides information to the technician about vehicles that in the radio settings some of the vehicle personalization selections within the Comfort and Convenience menu are missing at times. Technic
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 118000 ELECTRICAL SYSTEM: SOFTWARE
20171120
118000 ELECTRICAL SYSTEM: SOFTWARE
This Preliminary Information communication provides information to the technician how to repair vehicles that Instrument Panel Cluster, Radio, and Heater-Vent-Air Conditioning display blanks out, Bluetooth phone or Pandora connection droppe
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
20171120
353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
This Preliminary Information communication provides information to the technician how to repair vehicles that Instrument Panel Cluster, Radio, and Heater-Vent-Air Conditioning display blanks out, Bluetooth phone or Pandora connection droppe
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 160000 STRUCTURE
20171121
160000 STRUCTURE
This Preliminary Information communication provides information to the technician about vehicles that have water or dust from the openings under the bed rails near the stake pockets. Dealer should communicate to the customer this condition
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 118000 ELECTRICAL SYSTEM: SOFTWARE
20171103
118000 ELECTRICAL SYSTEM: SOFTWARE
This Preliminary information communicates to the dealer technicians to refer to campaign 17337 for calibration updates for P20EE.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 060000 ENGINE (PWS)
20171103
060000 ENGINE (PWS)
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 3500 Technical Service Bulletin affects the 100000 POWER TRAIN
20171103
100000 POWER TRAIN
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 3500 Technical Service Bulletin affects the 117000 DIGITAL INSTRUMENT PANEL
20171107
117000 DIGITAL INSTRUMENT PANEL
This Preliminary Information communication provides information to the technician about vehicle's odometer appears to be inaccurate relative to a known distance traveled. Technician should obtain a hand-held GPS unit to test the odomete
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 162810 STRUCTURE:BODY:HOOD:HINGE AND ATTACHMENTS
20171221
162810 STRUCTURE:BODY:HOOD:HINGE AND ATTACHMENTS
This Preliminary information communicates and issue with the hood ajar message being displayed when the hood is not ajar. Inspect the body ground strap to insure it is connected in the proper locations and the strap eyelets are tight and do
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 162800 STRUCTURE:BODY:HOOD
20171221
162800 STRUCTURE:BODY:HOOD
This Preliminary information communicates and issue with the hood ajar message being displayed when the hood is not ajar. Inspect the body ground strap to insure it is connected in the proper locations and the strap eyelets are tight and do
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 200000 WHEELS
20180108
200000 WHEELS
This Preliminary Information communication provides information to the technician about vehicles that have a vibration at highway speed. Technician will need to replace the wheel for a rolled lip of aluminum in the hub opening.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 020000 SUSPENSION
20180108
020000 SUSPENSION
This Preliminary Information communication provides information to the technician about vehicles that have a vibration at highway speed. Technician will need to replace the wheel for a rolled lip of aluminum in the hub opening.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 340000 COMMUNICATION
20180109
340000 COMMUNICATION
This Preliminary information communicates repair information for therear vision camera or surround vision camera image being: - Yellow - Blurry -Distorted - Image scrolling - Image with NO gridlines - Screen is blue with gridlines
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 284000 BACK OVER PREVENTION: CAMERA SYSTEM
20180109
284000 BACK OVER PREVENTION: CAMERA SYSTEM
This Preliminary information communicates repair information for therear vision camera or surround vision camera image being: - Yellow - Blurry -Distorted - Image scrolling - Image with NO gridlines - Screen is blue with gridlines
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 100000 POWER TRAIN
20180117
100000 POWER TRAIN
This Preliminary Information communication provides information and definitionsto the technician about vehicles that have fishbite, chuggle, misfire,AFM disturbances or torque converter shudder/vibrationconcerns. Technician are advised to u
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 340000 COMMUNICATION
20180109
340000 COMMUNICATION
This Preliminary Information communication provides information to the technician about vehicles that have an oil leak shortly after a cold start when extremely low ambient temperatures are present. Technician will need to clean the area of
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 092200 FUEL SYSTEM, OTHER:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS
20180109
092200 FUEL SYSTEM, OTHER:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS
This Preliminary Information communication provides information to the technician about vehicles that have an oil leak shortly after a cold start when extremely low ambient temperatures are present. Technician will need to clean the area of
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 280000 BACK OVER PREVENTION
20180110
280000 BACK OVER PREVENTION
This Preliminary information communicates to dealer technicians a repair direction for a whine or siren type noise coming from the in tank fuel pump in cold weather areas due to possible diesel fuel waxing or gelling issues.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 081100 FUEL SYSTEM, DIESEL:STORAGE:TANK ASSEMBLY
20180110
081100 FUEL SYSTEM, DIESEL:STORAGE:TANK ASSEMBLY
This Preliminary information communicates to dealer technicians a repair direction for a whine or siren type noise coming from the in tank fuel pump in cold weather areas due to possible diesel fuel waxing or gelling issues.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 080000 FUEL SYSTEM, DIESEL
20180110
080000 FUEL SYSTEM, DIESEL
This Preliminary information communicates to dealer technicians a repair direction for a whine or siren type noise coming from the in tank fuel pump in cold weather areas due to possible diesel fuel waxing or gelling issues.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 070000 FUEL SYSTEM, GASOLINE
20180110
070000 FUEL SYSTEM, GASOLINE
This Preliminary information communicates to dealer technicians a repair direction for a whine or siren type noise coming from the in tank fuel pump in cold weather areas due to possible diesel fuel waxing or gelling issues.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 060000 ENGINE (PWS)
20180112
060000 ENGINE (PWS)
This Preliminary Information communication provides information to the technician how to diagnose and repair a vehicle with an engine that runs with an intermittent crank no start with a Diagnostic Trouble Code P0011 or P00C6 current or his
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 340000 COMMUNICATION
20180112
340000 COMMUNICATION
This Preliminary Information communication provides information to the technician about vehicles that the blower motor may be noisy or vibrate when running. This concern will only occur when the temperatures is below 32 degrees Fahrenheit a
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20180112
060000 ENGINE AND ENGINE COOLING
This Preliminary Information communication provides information to the technician about vehicles that the blower motor may be noisy or vibrate when running. This concern will only occur when the temperatures is below 32 degrees Fahrenheit a
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 060000 ENGINE (PWS)
20180115
060000 ENGINE (PWS)
This Preliminary Information communication provides information to the technician about vehicles with the Service Engine Soon Malfunction Indicator Lamp on. Technician should follow published Service Information diagnostics that will lead t
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 120000 EXTERIOR LIGHTING
20180115
120000 EXTERIOR LIGHTING
This Preliminary Information communication provides information to the technician about vehicles with the Service Engine Soon Malfunction Indicator Lamp on. Technician should follow published Service Information diagnostics that will lead t
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 070000 FUEL SYSTEM, GASOLINE
20180115
070000 FUEL SYSTEM, GASOLINE
This Preliminary Information communication provides information to the technician about vehicles with the Service Engine Soon Malfunction Indicator Lamp on. Technician should follow published Service Information diagnostics that will lead t
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 350000 EQUIPMENT
20180104
350000 EQUIPMENT
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 3500 Technical Service Bulletin affects the 060000 ENGINE (PWS)
20180105
060000 ENGINE (PWS)
This Preliminary information communicates to the dealer technician using the PICO scope will aid in determining if the if the engine or transmission is root cause of a vibration or shudder concern.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 100000 POWER TRAIN
20180105
100000 POWER TRAIN
This Preliminary information communicates to the dealer technician using the PICO scope will aid in determining if the if the engine or transmission is root cause of a vibration or shudder concern.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 020000 SUSPENSION
20180105
020000 SUSPENSION
This Preliminary information communicates to the dealer technician using the PICO scope will aid in determining if the if the engine or transmission is root cause of a vibration or shudder concern.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 280000 BACK OVER PREVENTION
20180116
280000 BACK OVER PREVENTION
This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that may have a no crank concern. Technician will need to check the valve train for movement when the engine is c
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 106200 POWER TRAIN:AXLE ASSEMBLY:AXLE SHAFT
20180116
106200 POWER TRAIN:AXLE ASSEMBLY:AXLE SHAFT
This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that may have a no crank concern. Technician will need to check the valve train for movement when the engine is c
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 070000 FUEL SYSTEM, GASOLINE
20180116
070000 FUEL SYSTEM, GASOLINE
This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that may have a no crank concern. Technician will need to check the valve train for movement when the engine is c
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20180116
060000 ENGINE AND ENGINE COOLING
This Preliminary Information communication provides information to the technician about vehicles that have a coolant loss and/or coolant odor after driving the vehicle. Technician will need to test the cooling system looking for leaks at th
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 060000 ENGINE (PWS)
20180118
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 3500 Technical Service Bulletin affects the 060000 ENGINE (PWS)
20180125
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 3500 Technical Service Bulletin affects the 160000 STRUCTURE
20180119
160000 STRUCTURE
This Preliminary Information communication provides information to the technician about vehicles that have either the truck or the snowplow's headlights are flickering or inoperative. There may be a diagnostic trouble code B2575 and or
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 121200 EXTERIOR LIGHTING:HEADLIGHTS:SWITCH
20180119
121200 EXTERIOR LIGHTING:HEADLIGHTS:SWITCH
This Preliminary Information communication provides information to the technician about vehicles that have either the truck or the snowplow's headlights are flickering or inoperative. There may be a diagnostic trouble code B2575 and or
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 121000 EXTERIOR LIGHTING:HEADLIGHTS
20180119
121000 EXTERIOR LIGHTING:HEADLIGHTS
This Preliminary Information communication provides information to the technician about vehicles that have either the truck or the snowplow's headlights are flickering or inoperative. There may be a diagnostic trouble code B2575 and or
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 200000 WHEELS
20180119
200000 WHEELS
This Preliminary Information communication provides information to the technician about vehicles that may have hard or unable to rotate ignition key concern. When the concern is present the steering wheel will need to be rotated in either d
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 150000 SEAT BELTS
20180119
150000 SEAT BELTS
This Preliminary Information communication provides information to the technician about vehicles that may have hard or unable to rotate ignition key concern. When the concern is present the steering wheel will need to be rotated in either d
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 116000 ELECTRICAL SYSTEM:IGNITION
20180119
116000 ELECTRICAL SYSTEM:IGNITION
This Preliminary Information communication provides information to the technician about vehicles that may have hard or unable to rotate ignition key concern. When the concern is present the steering wheel will need to be rotated in either d
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20180119
110000 ELECTRICAL SYSTEM
This Preliminary Information communication provides information to the technician about vehicles that may have hard or unable to rotate ignition key concern. When the concern is present the steering wheel will need to be rotated in either d
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 030000 SERVICE BRAKES, HYDRAULIC
20180119
030000 SERVICE BRAKES, HYDRAULIC
This Preliminary Information communication provides information to the technician about vehicles that may have hard or unable to rotate ignition key concern. When the concern is present the steering wheel will need to be rotated in either d
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 010000 STEERING
20180119
010000 STEERING
This Preliminary Information communication provides information to the technician about vehicles that may have hard or unable to rotate ignition key concern. When the concern is present the steering wheel will need to be rotated in either d
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 270000 LANE DEPARTURE
20180119
270000 LANE DEPARTURE
This Preliminary Information communication provides information to the technician with additional information on the functionality of Lane Keep Assist.Starting with2016 model year Lane Keep Assist Regular Production Option Code (UHX) replac
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 140000 AIR BAGS
20180119
140000 AIR BAGS
This Preliminary Information communication provides information to the technician with additional information on the functionality of Lane Keep Assist.Starting with2016 model year Lane Keep Assist Regular Production Option Code (UHX) replac
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 100000 POWER TRAIN
20180119
100000 POWER TRAIN
This Preliminary Information communication provides information to the technician with additional information on the functionality of Lane Keep Assist.Starting with2016 model year Lane Keep Assist Regular Production Option Code (UHX) replac
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 081100 FUEL SYSTEM, DIESEL:STORAGE:TANK ASSEMBLY
20180119
081100 FUEL SYSTEM, DIESEL:STORAGE:TANK ASSEMBLY
This Preliminary Information communication provides information to the technician with additional information on the functionality of Lane Keep Assist.Starting with2016 model year Lane Keep Assist Regular Production Option Code (UHX) replac
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 251000 ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC)
20180119
251000 ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC)
This Preliminary Information communication provides information to the technician with additional information on the functionality of Lane Keep Assist.Starting with2016 model year Lane Keep Assist Regular Production Option Code (UHX) replac
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 010000 STEERING
20180119
010000 STEERING
This Preliminary Information communication provides information to the technician with additional information on the functionality of Lane Keep Assist.Starting with2016 model year Lane Keep Assist Regular Production Option Code (UHX) replac
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 120000 EXTERIOR LIGHTING
20180124
120000 EXTERIOR LIGHTING
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 3500 Technical Service Bulletin affects the 030000 BRAKES (PWS)
20180123
030000 BRAKES (PWS)
This Preliminary Information communication advises the technician that the Hydro-Boost is not serviceable and will need to be replaced if the brake pedal moves or applies on its own at a full turn.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 200000 WHEELS
20180123
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 3500 Technical Service Bulletin affects the 353000 EQUIPMENT:ELECTRICAL
20171206
353000 EQUIPMENT:ELECTRICAL
This Preliminary Information communication provides information to the technician about vehicles that may have a clock that is slow to update while driving when the clock auto set feature enabled. Dealer should communicate to the customer t
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20171218
060000 ENGINE AND ENGINE COOLING
This PI was superseded to update model years and add information concerning idle surge, reduced engine power mode, and/or DTCs P0068, P0121, P1516, P2101, P2119, and/or P2176 that may be experienced on high mileage vehicles. Please discard
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 162300 STRUCTURE:BODY:DOOR
20171207
162300 STRUCTURE:BODY:DOOR
This Preliminary Information communication provides information to the technician about owners that want the auto door lock disabled. There is no avalible setting or Body Control Module calibration to turn off the auto door locks.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 100000 POWER TRAIN
20171211
100000 POWER TRAIN
This Preliminary Information communication provides information to the technician on how to diagnose vehicles with various noises associated with four wheel drive operation. Before beginning any diagnosis it is imperative to review the Symp
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20171218
110000 ELECTRICAL SYSTEM
This Preliminary Information communication provides information to the technician about vehicles that have an OnStar system that will not power up. Technician should turn off the ignition and cancel retained accessory power. After the vehic
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20171219
110000 ELECTRICAL SYSTEM
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 3500 Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20171219
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 3500 Technical Service Bulletin affects the 350000 EQUIPMENT
20171220
350000 EQUIPMENT
This Preliminary Information communication provides information to the technician about vehicles that have a check engine light on. Technician may find Diagnostic Trouble Code P026A. The owner's manual advises not to drive above 45 MPH
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 125000 EXTERIOR LIGHTING:BRAKE LIGHTS
20171220
125000 EXTERIOR LIGHTING:BRAKE LIGHTS
This Preliminary Information communication provides information to the technician about vehicles that have installed an aftermarket bed cap or topper may question where they can wire in the center high mounted stop light for the cap or topp
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 100000 POWER TRAIN
20171220
100000 POWER TRAIN
This Preliminary information communicates to the dealer technician how to diagnose for a possible damaged or broken pushrod.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 118500 ELECTRICAL SYSTEM: INTEGRATED TRAILER BRAKE CONTROL
20171221
118500 ELECTRICAL SYSTEM: INTEGRATED TRAILER BRAKE CONTROL
This Preliminary Information communication provides information to the technician about vehicles that have Trailer connection not recognized or “Check Trailer wiring” or “Service Trailer Brake” message. Technician ma
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 060000 ENGINE (PWS)
20171215
060000 ENGINE (PWS)
This Preliminary Information communication advises the technician that the 6.6L Diesel Engine exchange program has ended.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 080000 FUEL SYSTEM, DIESEL
20171215
080000 FUEL SYSTEM, DIESEL
This Preliminary Information communication advises the technician that the 6.6L Diesel Engine exchange program has ended.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 100000 POWER TRAIN
20171215
100000 POWER TRAIN
This Preliminary information communicates to the dealer technician how to diagnose for a possible damaged or broken pushrod.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 353000 EQUIPMENT:ELECTRICAL
20171218
353000 EQUIPMENT:ELECTRICAL
This Preliminary Information communication advises the technician how to determine if the vehicle is equipped with wireless fidelity. Technician should check the Regular Production Option Code list for (VV4).
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20171206
110000 ELECTRICAL SYSTEM
This Preliminary Information communication provides information to the technician about the Upfitters questions about installing aftermarket electrical accessories. Dealer should reference the latest version of General Motors Upfitter Integ
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 111000 ELECTRICAL SYSTEM:BATTERY
20170714
111000 ELECTRICAL SYSTEM:BATTERY
This informational Bulletin provides some Diagnostic Tips for preventing unnecessary HV Battery Pack replacement.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 200000 WHEELS
20170717
200000 WHEELS
This informational bulletin provides information on mcgard wheel locks and if the key ever fractures that they will replace it via the website provided.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20170725
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This warranty administration bulletin provide policy information on required operating procedures.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 118000 ELECTRICAL SYSTEM: SOFTWARE
20170724
118000 ELECTRICAL SYSTEM: SOFTWARE
This informational bulletin provides to the tech the new version of SPS that will prompt warnings when trying to reprogram modules that have been already reprogrammed.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 118000 ELECTRICAL SYSTEM: SOFTWARE
20170725
118000 ELECTRICAL SYSTEM: SOFTWARE
This informational bulletin provides information on Information on How to Prevent Inadvertent Vehicle Starting from Key Fob or OnStar Mobile Application and where to locate the information for future use.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20170731
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This informational bulletin explains the Road Force balancers and what they can do for customer concerns.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 353000 EQUIPMENT:ELECTRICAL
20171027
353000 EQUIPMENT:ELECTRICAL
This engineering information is requesting information from the field on vehicles that have the condition of Speaker Rattle, Speaker Crackle, Poor Sound Quality, Speaker Pop, or Speaker Distortion.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 350000 EQUIPMENT
20171027
350000 EQUIPMENT
This engineering information is requesting information from the field on vehicles that have the condition of Speaker Rattle, Speaker Crackle, Poor Sound Quality, Speaker Pop, or Speaker Distortion.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20180205
110000 ELECTRICAL SYSTEM
This Preliminary Information communication provides information to the technician about a no start or another concern after swapping an Engine Control Module or other modules from one vehicle to another. The Global Architecture electrical s
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
20180206
353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
This Preliminary Information communication advises the technician that the Human Machine Interface, Radio or Tuner, radio controls, Integrated Center Stack, display, and Media Disc Players are placed on restriction through the General Motor
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 070000 FUEL SYSTEM, GASOLINE
20180208
070000 FUEL SYSTEM, GASOLINE
This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicles that may have rattle or ticking noise that is louder inside the vehicle than outside. The noise may also sound like a l
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20180209
110000 ELECTRICAL SYSTEM
This Preliminary Information communication provides information to the technician with the correct way to remove the front shock electrical connector terminals. Technician will need to slightly bend the end of the J-38125-12A release tool.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 021300 SUSPENSION:FRONT:SHOCK ABSORBER
20180209
021300 SUSPENSION:FRONT:SHOCK ABSORBER
This Preliminary Information communication provides information to the technician with the correct way to remove the front shock electrical connector terminals. Technician will need to slightly bend the end of the J-38125-12A release tool.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 162000 STRUCTURE:BODY
20180213
162000 STRUCTURE:BODY
This Preliminary information communicates to dealer technicians that snow and ice build up is possible if the air filter box is not properly sealed. Aftermarket bumpers may also allow water intrusion.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 160000 STRUCTURE
20180213
160000 STRUCTURE
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 3500 Technical Service Bulletin affects the 113000 ELECTRICAL SYSTEM:STARTER ASSEMBLY
20180202
113000 ELECTRICAL SYSTEM:STARTER ASSEMBLY
This Preliminary information communicatesThe vehicle may have an ses lamp with any of the following DTC P06DA, P06DB, P06DC, P06B6, P06B7, P250A, P0300, P0340, P0341, P0335, P0336, P0641, P0011, P0010, P2088, P2089, and/or P2230. Possible c
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 022400 SUSPENSION:REAR:SHOCK ABSORBER
20180209
022400 SUSPENSION:REAR:SHOCK ABSORBER
This Preliminary Information communication provides information to the technician on the steps to help diagnose and repair vehicles with a rattle, squeak, clunk, thump, or bump. If published Service Information diagnostics do not lead to a
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 021300 SUSPENSION:FRONT:SHOCK ABSORBER
20180209
021300 SUSPENSION:FRONT:SHOCK ABSORBER
This Preliminary Information communication provides information to the technician on the steps to help diagnose and repair vehicles with a rattle, squeak, clunk, thump, or bump. If published Service Information diagnostics do not lead to a
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 350000 EQUIPMENT
20180209
350000 EQUIPMENT
This Preliminary Information communication advises the technician that some vehicles may have a dim Driver Information Center when the interior of the vehicle is hot from a sun load or extended heater operation. The Driver Information Cente
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 353000 EQUIPMENT:ELECTRICAL
20180209
353000 EQUIPMENT:ELECTRICAL
This Preliminary information communicatesOperational Tips/Support For GM Accessory Three Camera Trailering System Package By EchoMaster.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 284100 BACK OVER PREVENTION: SENSING SYSTEM: CAMERA
20180209
284100 BACK OVER PREVENTION: SENSING SYSTEM: CAMERA
This Preliminary information communicates repair information for therear vision camera or surround vision camera image being: - Yellow - Blurry -Distorted - Image scrolling - Image with NO gridlines - Screen is blue with gridlines
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 080000 FUEL SYSTEM, DIESEL
20180405
080000 FUEL SYSTEM, DIESEL
This Preliminary information communicates to dealer technicians a repair direction for a whine or siren type noise coming from the in tank fuel pump in cold weather areas due to possible diesel fuel waxing or gelling issues.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 353000 EQUIPMENT:ELECTRICAL
20180409
353000 EQUIPMENT:ELECTRICAL
This Preliminary Information communication provides information to the technician about vehicles that when a phone does not charge properly or charging cycles is on and off rapidly when connected to the single port USB hub of the vehicle. T
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
20180410
353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
This Preliminary Information communication advises the technician that the Human Machine Interface, Radio or Tuner, radio controls, Integrated Center Stack, and displays are placed on restriction through the General Motors Technical Assista
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20180420
110000 ELECTRICAL SYSTEM
This Preliminary Information communication advises the technician that the 6.6L Diesel engine Regular Production Option Code (L5P) E41Engine Control Module part number 12683624 restriction has ended.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 080000 FUEL SYSTEM, DIESEL
20180420
080000 FUEL SYSTEM, DIESEL
This Preliminary Information communication advises the technician that the 6.6L Diesel engine Regular Production Option Code (L5P) E41Engine Control Module part number 12683624 restriction has ended.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 350000 EQUIPMENT
20180420
350000 EQUIPMENT
This Preliminary Information communication provides information to the technician about vehicles that when a phone does not charge properly or charging cycles is on and off rapidly when connected to the single port USB hub of the vehicle. T
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20180427
110000 ELECTRICAL SYSTEM
This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that have remote start is inoperative, power lift gate Regular Production Option Code (TB5) is inoperative with t
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 100000 POWER TRAIN
20180427
100000 POWER TRAIN
This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that have remote start is inoperative, power lift gate Regular Production Option Code (TB5) is inoperative with t
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 080000 FUEL SYSTEM, DIESEL
20180427
080000 FUEL SYSTEM, DIESEL
This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that have remote start is inoperative, power lift gate Regular Production Option Code (TB5) is inoperative with t
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20180427
060000 ENGINE AND ENGINE COOLING
This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that have remote start is inoperative, power lift gate Regular Production Option Code (TB5) is inoperative with t
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20180427
110000 ELECTRICAL SYSTEM
This Preliminary Information communication advises the technician that the Technical Assistance Center TAC has a part restriction for theGenerator Control Module (GCM). The dealer technician is advised to call the GMTechnical AssistanceCent
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 350000 EQUIPMENT
20180427
350000 EQUIPMENT
This Preliminary information communicates that GM engineering is investigating the root cause of DTC P140B setting.
This 2018 GMC SIERRA 3500 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 3500 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 3500 Technical Service Bulletin affects the 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
20170810
103000 POWER TRAIN:AUTOMATIC TRANSMISSION
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 3500 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 3500 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 3500 Technical Service Bulletin affects the 091130 FUEL SYSTEM, OTHER:STORAGE:TANK ASSEMBLY:PRESSURE RELIEF DEVICES
20170816
091130 FUEL SYSTEM, OTHER:STORAGE:TANK ASSEMBLY:PRESSURE RELIEF DEVICES
This Preliminary Information communication provides information to the technician about vehicle that may have a Service Engine Soon Malfunction Indicator Lamp on. Technician may find Diagnostic Trouble Codes P2635, U0074 and or U18A2. Techn
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 210000 TRAILER HITCHES
20171107
210000 TRAILER HITCHES
This informational bulletin provides explanation of a normal condition of a loose fitting ball receiver in the gooseneck.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 100000 POWER TRAIN
20171108
100000 POWER TRAIN
This informational bulletin provides information for the technicians to refer to SI for additional diagnostics to correct anomaly in the ECM and TCM.
This 2018 GMC SIERRA 3500 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 3500 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 3500 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 3500 Technical Service Bulletin affects the 063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM
20171122
063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM
This informational bulletin advises the technician of how the Soot information has changed from grams to percentage.
This 2018 GMC SIERRA 3500 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 3500 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 3500 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 3500 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 3500 Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20170823
060000 ENGINE AND ENGINE COOLING
This Preliminary Information communication provides information to the technician about vehicles that have a check engine light on. Technician may find Diagnostic Trouble Codes P0101, P0299, P0712, P11CC, P11DC, P20EE, P2002, P2463, P2627,
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
20170822
353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
This Preliminary Information communication advises the technician that the Human Machine Interface, Radio or Tuner, radio controls, Integrated Center Stack, display, and Media Disc Players are placed on restriction through the General Motor
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 354000 EQUIPMENT:MECHANICAL
20170803
354000 EQUIPMENT:MECHANICAL
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 3500 Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20170803
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 3500 Technical Service Bulletin affects the 063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM
20170825
063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM
This Preliminary information communicates to the dealer technicians aprocedure to determine if the vehicle'sSCR system is healthy.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 061200 ENGINE AND ENGINE COOLING:ENGINE:DIESEL
20170825
061200 ENGINE AND ENGINE COOLING:ENGINE:DIESEL
This Preliminary information communicates to the dealer technicians aprocedure to determine if the vehicle'sSCR system is healthy.
This 2018 GMC SIERRA 3500 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 3500 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 3500 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 3500 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 3500 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 3500 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 3500 Technical Service Bulletin affects the 353000 EQUIPMENT:ELECTRICAL
20170829
353000 EQUIPMENT:ELECTRICAL
This Preliminary Information communication provides information to the technician that when scanning a vehicle for Diagnostic Trouble Codes, may find a temporary loss of Human Machine Interface communication with Global Diagnostic System 2.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 350000 EQUIPMENT
20170829
350000 EQUIPMENT
This Preliminary Information communication provides information to the technician that when scanning a vehicle for Diagnostic Trouble Codes, may find a temporary loss of Human Machine Interface communication with Global Diagnostic System 2.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 060000 ENGINE (PWS)
20170829
060000 ENGINE (PWS)
This Preliminary Information communication provides information to the technician on vehicles that may have an intermittent high idle. If a technician has duplicated, or the customer description aligns with the speeds mentioned in the idle
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM
20170830
063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM
This Preliminary information communicates to dealer technicians that snow and ice build up is possible if the air filter box is not properly sealed. Aftermarket bumpers may also allow water intrusion.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 121300 EXTERIOR LIGHTING:HEADLIGHTS:HIGH/LOW BEAM DIMMER SWITCH
20180427
121300 EXTERIOR LIGHTING:HEADLIGHTS:HIGH/LOW BEAM DIMMER SWITCH
This Preliminary Information communicates to techniciansthat the Daytime Running Lamps (DRL's) or the auto headlamps will not shut off when using the daytime running lamp disable switch (Which is part of the headlamp switch), if the veh
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20180430
110000 ELECTRICAL SYSTEM
This Preliminary Information communication advises the technician that the Technical Assistance Center TAC has a part restriction for the hybrid/EV battery Pack, Hybrid/EV Powertrain Control Module (HPCM2), High Voltage Battery Interface Co
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20180430
060000 ENGINE AND ENGINE COOLING
This Preliminary Information communication advises the technician that the Technical Assistance Center TAC has a part restriction for the hybrid/EV battery Pack, Hybrid/EV Powertrain Control Module (HPCM2), High Voltage Battery Interface Co
This 2018 GMC SIERRA 3500 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 3500 Technical Service Bulletin affects the 118500 ELECTRICAL SYSTEM: INTEGRATED TRAILER BRAKE CONTROL
20180301
118500 ELECTRICAL SYSTEM: INTEGRATED TRAILER BRAKE CONTROL
This Preliminary Information communication provides information to the technician that a customer may request the factory Integrated Trailer Brake Control be bypassed and their aftermarket trailer brake controller be installed instead. Tech
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 063200 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE
20180312
063200 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE
This Preliminary Information communication provides information to the technician of a complaint of a sag or hesitation when accelerating. The concern is present when coasting at low speeds of less than 15 miles per hour and then aggressive
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
20180313
353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
This Preliminary Information communication advises the technician that the Human Machine Interface, Radio or Tuner, radio controls, Integrated Center Stack, and displays are placed on restriction through the General Motors Technical Assista
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 060000 ENGINE (PWS)
20180315
060000 ENGINE (PWS)
This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicles that have a no crank or a start and then immediate stall, Service Engine Soon Malfunction Indicator lamp may not be on
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 060000 ENGINE (PWS)
20180320
060000 ENGINE (PWS)
This Preliminary information communicates to the dealer technicain a concern with the GPCM service parts(12687698 and 12671083) for 2017 – 2018 vehicles with the 6.6 L5P diesel.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20180320
110000 ELECTRICAL SYSTEM
This Preliminary information communicates to the dealer technicain a concern with the GPCM service parts(12687698 and 12671083) for 2017 – 2018 vehicles with the 6.6 L5P diesel.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 118500 ELECTRICAL SYSTEM: INTEGRATED TRAILER BRAKE CONTROL
20180326
118500 ELECTRICAL SYSTEM: INTEGRATED TRAILER BRAKE CONTROL
This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that may have an intermittent "Check Trailer Wiring" or "Service Trailer Brake" message on the Driver Information
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 117000 DIGITAL INSTRUMENT PANEL
20180327
117000 DIGITAL INSTRUMENT PANEL
This Preliminary Information communication provides information to the technician about vehicles that the speedometer needle appears to be inaccurate. Dealer should advise the customer the specification for speedometer needle accuracy is +/
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 060000 ENGINE (PWS)
20180327
060000 ENGINE (PWS)
This Preliminary Information communication provides information to the technician about vehicles that have extended or long crank time during cold ambient air temperatures. Direct Injection systems run at higher pressures, and the mechanica
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 073000 FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM
20180327
073000 FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM
This Preliminary Information communication provides information to the technician about vehicles that have extended or long crank time during cold ambient air temperatures. Direct Injection systems run at higher pressures, and the mechanica
This 2018 GMC SIERRA 3500 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 3500 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 3500 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 3500 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 3500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20170802
110000 ELECTRICAL SYSTEM
This Preliminary Information communication provides information to the technician that when scanning a vehicle for Diagnostic Trouble Codes, may find a temporary loss of Human Machine Interface communication with Global Diagnostic System 2.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 190000 TIRES
20171214
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 3500 Technical Service Bulletin affects the 060000 ENGINE (PWS)
20180327
060000 ENGINE (PWS)
This Preliminary information communicates a customer concern ofIPC gauges inoperative or fluctuate, No Start,No Crank,SIR Light / Service Airbag Message, Service Suspension Message,Radio display blank, Steering Wheel Controls (SWC) not illu
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
20180327
353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
This Preliminary information communicates a customer concern ofIPC gauges inoperative or fluctuate, No Start,No Crank,SIR Light / Service Airbag Message, Service Suspension Message,Radio display blank, Steering Wheel Controls (SWC) not illu
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 020000 SUSPENSION
20180327
020000 SUSPENSION
This Preliminary information communicates a customer concern ofIPC gauges inoperative or fluctuate, No Start,No Crank,SIR Light / Service Airbag Message, Service Suspension Message,Radio display blank, Steering Wheel Controls (SWC) not illu
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 010000 STEERING
20180327
010000 STEERING
This Preliminary information communicates a customer concern ofIPC gauges inoperative or fluctuate, No Start,No Crank,SIR Light / Service Airbag Message, Service Suspension Message,Radio display blank, Steering Wheel Controls (SWC) not illu
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 070000 FUEL SYSTEM, GASOLINE
20180730
070000 FUEL SYSTEM, GASOLINE
This Preliminary Information communication provides information to the technician about vehicles that may have a hard start, no start, rough running, or low fuel pressure. Technician may find Diagnostic Trouble Codes P0087, P0088, P0191 and
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 200000 WHEELS
20180731
200000 WHEELS
This Preliminary Information communication provides information to the technician about vehicles that have raised dents or ripple appearance in the side outer panel of the cargo box around the perimeter of the wheel house opening. Technicia
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 220000 SEATS
20180723
220000 SEATS
This Preliminary information communicates a diagnostic tip for an issues with the heated and/or vented seats turning off and setting DTCU1524 because of a loss of voltage to the Seat Heating Control Module.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20180725
060000 ENGINE AND ENGINE COOLING
This Preliminary Information communication advises the technician on the steps to diagnosing the concern and the repair. Customer has Warning Lamps and/Or coolant leaks present.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20180730
110000 ELECTRICAL SYSTEM
This Preliminary Information communication advises the technician that the Technical Assistance Center TAC has a part restriction for the hybrid/EV battery Pack, Hybrid/EV Powertrain Control Module (HPCM2), High Voltage Battery Interface Co
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 100000 POWER TRAIN
20180730
100000 POWER TRAIN
This Preliminary Information communication advises the technician that the Technical Assistance Center TAC has a part restriction for the hybrid/EV battery Pack, Hybrid/EV Powertrain Control Module (HPCM2), High Voltage Battery Interface Co
This 2018 GMC SIERRA 3500 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 3500 Technical Service Bulletin affects the 274200 LANE DEPARTURE: LANE KEEP: STEERING ASSIST
20180706
274200 LANE DEPARTURE: LANE KEEP: STEERING ASSIST
This Preliminary Information communication provides information to the technician about vehicles thatmay have Service Front Camera, Service Lane Departure Warning, and Service Lane Keep Assist Message. Technician may find Diagnostic Trouble
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 275100 LANE DEPARTURE: SENSING SYSTEM: CAMERA
20180706
275100 LANE DEPARTURE: SENSING SYSTEM: CAMERA
This Preliminary Information communication provides information to the technician about vehicles thatmay have Service Front Camera, Service Lane Departure Warning, and Service Lane Keep Assist Message. Technician may find Diagnostic Trouble
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 271000 LANE DEPARTURE: WARNING
20180706
271000 LANE DEPARTURE: WARNING
This Preliminary Information communication provides information to the technician about vehicles thatmay have Service Front Camera, Service Lane Departure Warning, and Service Lane Keep Assist Message. Technician may find Diagnostic Trouble
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 104000 POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE)
20180709
104000 POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE)
This Preliminary information communicates to the dealer technician thatLight Duty Trucks equipped with automatic transmissions and 4 wheel drive may exhibit a condition of grinding/ratcheting type noise when shifting the automatic transmiss
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
20180709
103000 POWER TRAIN:AUTOMATIC TRANSMISSION
This Preliminary information communicates to the dealer technician thatLight Duty Trucks equipped with automatic transmissions and 4 wheel drive may exhibit a condition of grinding/ratcheting type noise when shifting the automatic transmiss
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 353600 EQUIPMENT:AIR CONDITIONER
20180718
353600 EQUIPMENT:AIR CONDITIONER
This Preliminary Information communication provides information to the technician how to repair vehicles that Instrument Panel Cluster, Radio, and Heater-Vent-Air Conditioning display blanks out, Bluetooth phone or Pandora connection droppe
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
20180718
353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
This Preliminary Information communication provides information to the technician how to repair vehicles that Instrument Panel Cluster, Radio, and Heater-Vent-Air Conditioning display blanks out, Bluetooth phone or Pandora connection droppe
This 2018 GMC SIERRA 3500 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 3500 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 3500 Technical Service Bulletin affects the 353600 EQUIPMENT:AIR CONDITIONER
20180530
353600 EQUIPMENT:AIR CONDITIONER
18185 - Service Update - In certain vehicles, the concentration of dex-cool coolant to water may be too high and may cause degradation of cooling performance. The driver may see a DIC message at 125 degrees Celsius that the air-conditioning
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20180530
060000 ENGINE AND ENGINE COOLING
18185 - Service Update - In certain vehicles, the concentration of dex-cool coolant to water may be too high and may cause degradation of cooling performance. The driver may see a DIC message at 125 degrees Celsius that the air-conditioning
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20180905
060000 ENGINE AND ENGINE COOLING
This Preliminary information communicates to the dealer technicians that DTC P0300 with engine misfires on paired cylinders may be caused by an internal ECM fault.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20180906
110000 ELECTRICAL SYSTEM
This Preliminary Information communication advises the technician that the Technical Assistance Center TAC has a part restriction for the hybrid/EV battery Pack, Hybrid/EV Powertrain Control Module (HPCM2), High Voltage Battery Interface Co
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 210000 TRAILER HITCHES
20180910
210000 TRAILER HITCHES
This Preliminary Information communication provides information to the technician about customers that may request the factory Integrated Trailer Brake Controller Regular Production Option Code (JL1) be installed on their Full-Size Pickup o
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 160000 STRUCTURE
20180914
160000 STRUCTURE
This Preliminary information communicates and issue with the hood ajar message being displayed when the hood is not ajar. Inspect the body ground strap to insure it is connected in the proper locations and the strap eyelets are tight and do
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 020000 SUSPENSION
20180914
020000 SUSPENSION
This Preliminary Information communication provides information to the technician with the steps to diagnosis and repair vehicles with various handling, vehicle dynamics concerns, noises from the suspension or underbody, or issues related t
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20180911
110000 ELECTRICAL SYSTEM
This Preliminary information communicatesThe vehicle may have an ses lamp with any of the following DTC P06DA, P06DB, P06DC, P250A, P0300, P0340, P0341, P0335, P0336, P0641, P0011, P0010, P2088, P2089, and/or P2230. Possible crank no start
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 250000 ELECTRONIC STABILITY CONTROL
20180919
250000 ELECTRONIC STABILITY CONTROL
This Preliminary Information communication provides information to the technician about vehicles that have an unwanted Stability Activation and/or a Service Stability message on the Driver Information Center. Technician may find a Diagnosti
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
20181012
353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
This Preliminary Information communication provides information to the technician about vehicles that may have a radio backlighting will stay on even after the ignition has been turned off and the key has been removed for several minutes, e
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20181012
110000 ELECTRICAL SYSTEM
This Preliminary Information communication provides information to the technician about vehicles that may have a radio backlighting will stay on even after the ignition has been turned off and the key has been removed for several minutes, e
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 350000 EQUIPMENT
20181012
350000 EQUIPMENT
This Preliminary Information communication provides information to the technician on installing Regular Production Option Code 9L7 Up-fitter Auxiliary Switches. Technician will need to reference the latest version of General Motors Up-fitte
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20181012
060000 ENGINE AND ENGINE COOLING
This Preliminary information communicates to the dealer technician that there may be a possibleMis-build of the Diesel Exhaust Fluid (DEF) Injector if it was built before provided break point.
This 2018 GMC SIERRA 3500 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 3500 Technical Service Bulletin affects the 013200 STEERING:GEAR BOX:SHAFT PITMAN
20181004
013200 STEERING:GEAR BOX:SHAFT PITMAN
This Preliminary information communicates to the dealer a conditionwhere a tick noise may be present inside a vehicle while driving. This may be the result of a deformed or improperly seated steering shaft seal allowing engine compartment
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 013100 STEERING:GEAR BOX:SHAFT SECTOR
20181004
013100 STEERING:GEAR BOX:SHAFT SECTOR
This Preliminary information communicates to the dealer a conditionwhere a tick noise may be present inside a vehicle while driving. This may be the result of a deformed or improperly seated steering shaft seal allowing engine compartment
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 160000 STRUCTURE
20181009
160000 STRUCTURE
This Preliminary information communicates to the technician when diagnosing intermittent circuit concerns to look at the connector for missing weather pack seals that could allow water intrusion into the connector and lead to corrosion on t
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20181009
110000 ELECTRICAL SYSTEM
This Preliminary information communicates to the technician when diagnosing intermittent circuit concerns to look at the connector for missing weather pack seals that could allow water intrusion into the connector and lead to corrosion on t
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 350000 EQUIPMENT
20180608
350000 EQUIPMENT
This Preliminary Information communication advises the technician that the Human Machine Interface, Radio or Tuner, radio controls, Integrated Center Stack, and displays are placed on restriction through the General Motors Technical Assista
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 100000 POWER TRAIN
20180615
100000 POWER TRAIN
This Preliminary Information communication advises the technician that the Product Quality Center has ended the part restriction for the T87A Transmission Control Module.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 114000 ELECTRICAL SYSTEM:WIRING
20180612
114000 ELECTRICAL SYSTEM:WIRING
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 3500 Technical Service Bulletin affects the 070000 FUEL SYSTEM, GASOLINE
20180618
070000 FUEL SYSTEM, GASOLINE
This Preliminary Information communication provides information to the technician about vehicles that may have a hard start, no start, rough running, or low fuel pressure. Technician may find Diagnostic Trouble Codes P0087, P0088, P0191 and
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20180618
060000 ENGINE AND ENGINE COOLING
This Preliminary Information communication provides information to the technician about vehicles that may have a hard start, no start, rough running, or low fuel pressure. Technician may find Diagnostic Trouble Codes P0087, P0088, P0191 and
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 080000 FUEL SYSTEM, DIESEL
20180619
080000 FUEL SYSTEM, DIESEL
This Preliminary Information communication provides information to the technician that some vehicle may have an “Exhaust Fluid Quality Poor” on the Driver Information Center or a diesel exhaust fluid warning lamp on or other exh
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM
20180619
063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM
This Preliminary Information communication provides information to the technician that some vehicle may have an “Exhaust Fluid Quality Poor” on the Driver Information Center or a diesel exhaust fluid warning lamp on or other exh
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 026000 TRACTION CONTROL SYSTEM
20180612
026000 TRACTION CONTROL SYSTEM
This Preliminary Information communication provides information to the technician about vehicle with Service ABS and/or Traction control lights/message on, Service Power Steering System, Service Suspension System, and or Loss of communicati
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 353000 EQUIPMENT:ELECTRICAL
20180612
353000 EQUIPMENT:ELECTRICAL
This Preliminary Information communication provides information to the technician about vehicle with Service ABS and/or Traction control lights/message on, Service Power Steering System, Service Suspension System, and or Loss of communicati
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 140000 AIR BAGS
20180612
140000 AIR BAGS
This Preliminary Information communication provides information to the technician about vehicle with Service ABS and/or Traction control lights/message on, Service Power Steering System, Service Suspension System, and or Loss of communicati
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 100000 POWER TRAIN
20180612
100000 POWER TRAIN
This Preliminary Information communication provides information to the technician about vehicle with Service ABS and/or Traction control lights/message on, Service Power Steering System, Service Suspension System, and or Loss of communicati
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 020000 SUSPENSION
20180612
020000 SUSPENSION
This Preliminary Information communication provides information to the technician about vehicle with Service ABS and/or Traction control lights/message on, Service Power Steering System, Service Suspension System, and or Loss of communicati
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 010000 STEERING
20180612
010000 STEERING
This Preliminary Information communication provides information to the technician about vehicle with Service ABS and/or Traction control lights/message on, Service Power Steering System, Service Suspension System, and or Loss of communicati
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 350000 EQUIPMENT
20180626
350000 EQUIPMENT
This Preliminary Information communication provides information to the technician the steps to diagnose and repair the concern of the display is showing 32° F (0° C) after a battery or reprogramming a module. The outside temperature
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20180626
110000 ELECTRICAL SYSTEM
This Preliminary Information communication provides information to the technician the steps to diagnose and repair the concern of the display is showing 32° F (0° C) after a battery or reprogramming a module. The outside temperature
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 350000 EQUIPMENT
20180626
350000 EQUIPMENT
This Preliminary information communicates to the dealer technicians that injector timing related DTCs are being investigated and to not replace injectors for DTCs.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 070000 FUEL SYSTEM, GASOLINE
20180626
070000 FUEL SYSTEM, GASOLINE
This Preliminary information communicates to the dealer technicians that injector timing related DTCs are being investigated and to not replace injectors for DTCs.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 350000 EQUIPMENT
20180522
350000 EQUIPMENT
This Preliminary Information communication provides information to the technician about vehicles that have a Shudder, bounce, bucking from the rear of the truck while braking when towing a gooseneck or fifth wheel trailer. Technician will n
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 211000 TRAILER HITCHES:FIFTH WHEEL ASSEMBLY
20180522
211000 TRAILER HITCHES:FIFTH WHEEL ASSEMBLY
This Preliminary Information communication provides information to the technician about vehicles that have a Shudder, bounce, bucking from the rear of the truck while braking when towing a gooseneck or fifth wheel trailer. Technician will n
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 353600 EQUIPMENT:AIR CONDITIONER
20180530
353600 EQUIPMENT:AIR CONDITIONER
18185 - Service Update - In certain vehicles, the concentration of dex-cool coolant to water may be too high and may cause degradation of cooling performance. The driver may see a DIC message at 125 degrees Celsius that the air-conditioning
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20180530
060000 ENGINE AND ENGINE COOLING
18185 - Service Update - In certain vehicles, the concentration of dex-cool coolant to water may be too high and may cause degradation of cooling performance. The driver may see a DIC message at 125 degrees Celsius that the air-conditioning
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 033000 SERVICE BRAKES, HYDRAULIC:POWER ASSIST
20180618
033000 SERVICE BRAKES, HYDRAULIC:POWER ASSIST
18187 - Customer Satisfaction Program. Certain vehicles may have been built with a BAS (Brake Apply Sensor) pin that was installed incorrectly which may enable the pin to come loose. If the pin comes loose, the power brake system would f
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 031000 SERVICE BRAKES, HYDRAULIC:PEDALS AND LINKAGES
20180618
031000 SERVICE BRAKES, HYDRAULIC:PEDALS AND LINKAGES
18187 - Customer Satisfaction Program. Certain vehicles may have been built with a BAS (Brake Apply Sensor) pin that was installed incorrectly which may enable the pin to come loose. If the pin comes loose, the power brake system would f
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 030000 SERVICE BRAKES, HYDRAULIC
20180618
030000 SERVICE BRAKES, HYDRAULIC
18187 - Customer Satisfaction Program. Certain vehicles may have been built with a BAS (Brake Apply Sensor) pin that was installed incorrectly which may enable the pin to come loose. If the pin comes loose, the power brake system would f
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 353000 EQUIPMENT:ELECTRICAL
20180814
353000 EQUIPMENT:ELECTRICAL
This Preliminary Information communication provides information to the technician about vehicles that have a “Service 4WD Message” displayed in the Driver Information Center. Technician may find Diagnostic Trouble Codes C0392 or
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 350000 EQUIPMENT
20180814
350000 EQUIPMENT
This Preliminary Information communication provides information to the technician about vehicles that have a “Service 4WD Message” displayed in the Driver Information Center. Technician may find Diagnostic Trouble Codes C0392 or
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20180814
110000 ELECTRICAL SYSTEM
This Preliminary Information communication provides information to the technician about vehicles that have a “Service 4WD Message” displayed in the Driver Information Center. Technician may find Diagnostic Trouble Codes C0392 or
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 353000 EQUIPMENT:ELECTRICAL
20180820
353000 EQUIPMENT:ELECTRICAL
This Preliminary Information communication provides information to the technician about vehicles that are found to have a back-up alarm inoperative during the Pre-Delivery Inspection. On trucks equipped with the Back Up Alarm (RPO 8S3), the
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20180820
110000 ELECTRICAL SYSTEM
This Preliminary Information communication provides information to the technician about vehicles that are found to have a back-up alarm inoperative during the Pre-Delivery Inspection. On trucks equipped with the Back Up Alarm (RPO 8S3), the
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 270000 LANE DEPARTURE
20180820
270000 LANE DEPARTURE
This Preliminary Information communication provides information to the technician with additional information on the functionality of Lane Keep Assist.Starting with2016 model year Lane Keep Assist Regular Production Option Code (UHX) replac
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20180823
356000 EQUIPMENT ADAPTIVE
This Preliminary information communicates to dealer technicians that snow and ice build up is possible if the air filter box is not properly sealed. Aftermarket bumpers may also allow water intrusion.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 350000 EQUIPMENT
20180823
350000 EQUIPMENT
This Preliminary information communicates to dealer technicians that snow and ice build up is possible if the air filter box is not properly sealed. Aftermarket bumpers may also allow water intrusion.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 060000 ENGINE (PWS)
20180827
060000 ENGINE (PWS)
This Preliminary information communicates a customer concern ofIPC gauges inoperative or fluctuate, No Start,No Crank,SIR Light / Service Airbag Message, Service Suspension Message,Radio display blank, Steering Wheel Controls (SWC) not illu
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20180827
356000 EQUIPMENT ADAPTIVE
This Preliminary information communicates a customer concern ofIPC gauges inoperative or fluctuate, No Start,No Crank,SIR Light / Service Airbag Message, Service Suspension Message,Radio display blank, Steering Wheel Controls (SWC) not illu
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 350000 EQUIPMENT
20180827
350000 EQUIPMENT
This Preliminary information communicates a customer concern ofIPC gauges inoperative or fluctuate, No Start,No Crank,SIR Light / Service Airbag Message, Service Suspension Message,Radio display blank, Steering Wheel Controls (SWC) not illu
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM
20180808
063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM
This Preliminary Information communication provides information to the technician that some vehicle may have an “Exhaust Fluid Quality Poor” on the Driver Information Center or a diesel exhaust fluid warning lamp on or other exh
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 060000 ENGINE (PWS)
20180808
060000 ENGINE (PWS)
This Preliminary Information communication provides information to the technician about vehicles that have a check engine light on. Technician may find Diagnostic Trouble Codes P0101, P0299, P0712, P11CC, P11DC, P2002, P2463, P2627, P2A00,
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 062000 ENGINE AND ENGINE COOLING:COOLING SYSTEM
20180808
062000 ENGINE AND ENGINE COOLING:COOLING SYSTEM
This Preliminary Information communication provides information to the technician about vehicles that have a check engine light on. Technician may find Diagnostic Trouble Codes P0101, P0299, P0712, P11CC, P11DC, P2002, P2463, P2627, P2A00,
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20180808
060000 ENGINE AND ENGINE COOLING
This Preliminary Information communication provides information to the technician about vehicles that have a check engine light on. Technician may find Diagnostic Trouble Codes P0101, P0299, P0712, P11CC, P11DC, P2002, P2463, P2627, P2A00,
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 251000 ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC)
20170915
251000 ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC)
This Preliminary Information communication provides information to the technician about vehicles that have an unwanted Stability Activation and/or a Service Stability message on the Driver Information Center. Technician may find a Diagnosti
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 118500 ELECTRICAL SYSTEM: INTEGRATED TRAILER BRAKE CONTROL
20170915
118500 ELECTRICAL SYSTEM: INTEGRATED TRAILER BRAKE CONTROL
This Preliminary Information communication provides information to the technician about customers that may request the factory Integrated Trailer Brake Controller Regular Production Option Code (JL1) be installed on their Full-Size Pickup o
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20170915
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This Preliminary Information communication provides information to the technician about customers that may request the factory Integrated Trailer Brake Controller Regular Production Option Code (JL1) be installed on their Full-Size Pickup o
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 160000 STRUCTURE
20181113
160000 STRUCTURE
This Preliminary Information communication provides information to the technician about vehicles that may have a whistle noise in the vehicle from the driver or passenger side. Technician will need to inspect for voids in the body sealer on
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 138000 VISIBILITY:DEFROSTER/DEFOGGER SYSTEM
20181113
138000 VISIBILITY:DEFROSTER/DEFOGGER SYSTEM
This Preliminary Information communication provides information to the technician about vehicles that may have a whistle noise in the vehicle from the driver or passenger side. Technician will need to inspect for voids in the body sealer on
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20170918
356000 EQUIPMENT ADAPTIVE
This Preliminary Information communication provides information to the technician with the steps to diagnosis and repair vehicles with various handling, vehicle dynamics concerns, noises from the suspension or underbody, or issues related t
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 350000 EQUIPMENT
20170918
350000 EQUIPMENT
This Preliminary Information communication provides information to the technician with the steps to diagnosis and repair vehicles with various handling, vehicle dynamics concerns, noises from the suspension or underbody, or issues related t
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 020000 SUSPENSION
20170918
020000 SUSPENSION
This Preliminary Information communication provides information to the technician with the steps to diagnosis and repair vehicles with various handling, vehicle dynamics concerns, noises from the suspension or underbody, or issues related t
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 060000 ENGINE (PWS)
20170918
060000 ENGINE (PWS)
This Preliminary Information communication provides information to the technician about vehicles that have a check engine light on. Technician may find Diagnostic Trouble Code P026A. The owner's manual advises not to drive above 45 MPH
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20170918
110000 ELECTRICAL SYSTEM
This Preliminary Information communication provides information to the technician about vehicles that have a check engine light on. Technician may find Diagnostic Trouble Code P026A. The owner's manual advises not to drive above 45 MPH
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 060000 ENGINE (PWS)
20170918
060000 ENGINE (PWS)
This Preliminary Information communication provides information to the technician about vehicles that may have a hard start, no start, rough running, or low fuel pressure. Technician may find Diagnostic Trouble Codes P0087, P0088, P0191 and
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 070000 FUEL SYSTEM, GASOLINE
20170918
070000 FUEL SYSTEM, GASOLINE
This Preliminary Information communication provides information to the technician about vehicles that may have a hard start, no start, rough running, or low fuel pressure. Technician may find Diagnostic Trouble Codes P0087, P0088, P0191 and
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 060000 ENGINE (PWS)
20190327
060000 ENGINE (PWS)
This Preliminary information communicates to the dealer technician using the PICO scope will aid in determining if the if the engine or transmission is root cause of a vibration or shudder concern.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 350000 EQUIPMENT
20190327
350000 EQUIPMENT
This Preliminary information communicates to the dealer technician using the PICO scope will aid in determining if the if the engine or transmission is root cause of a vibration or shudder concern.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 100000 POWER TRAIN
20190327
100000 POWER TRAIN
This Preliminary information communicates to the dealer technician using the PICO scope will aid in determining if the if the engine or transmission is root cause of a vibration or shudder concern.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 060000 ENGINE (PWS)
20190306
060000 ENGINE (PWS)
This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that may have a Service Engine Soon Malfunction Indicator Lamp on at low mileage. Technician may find Diagnostic
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 063140 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR
20190306
063140 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR
This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that may have a Service Engine Soon Malfunction Indicator Lamp on at low mileage. Technician may find Diagnostic
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 060000 ENGINE (PWS)
20190306
060000 ENGINE (PWS)
This Preliminary Information communication provides information to the technician about vehicle that may have a Service Engine Soon Malfunction Indicator Lamp on. Technician may find Diagnostic Trouble Codes P2635, U0074 and or U18A2. Techn
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 091130 FUEL SYSTEM, OTHER:STORAGE:TANK ASSEMBLY:PRESSURE RELIEF DEVICES
20190306
091130 FUEL SYSTEM, OTHER:STORAGE:TANK ASSEMBLY:PRESSURE RELIEF DEVICES
This Preliminary Information communication provides information to the technician about vehicle that may have a Service Engine Soon Malfunction Indicator Lamp on. Technician may find Diagnostic Trouble Codes P2635, U0074 and or U18A2. Techn
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 280000 BACK OVER PREVENTION
20190313
280000 BACK OVER PREVENTION
This Preliminary Information communication provides information to the technician about vehicles that are found to have a back-up alarm inoperative during the Pre-Delivery Inspection. On trucks equipped with the Back Up Alarm (RPO 8S3), the
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20190313
110000 ELECTRICAL SYSTEM
This Preliminary Information communication provides information to the technician about vehicles that are found to have a back-up alarm inoperative during the Pre-Delivery Inspection. On trucks equipped with the Back Up Alarm (RPO 8S3), the
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20190315
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This Preliminary Information communication advises the technician that the Product Quality Center part restriction has ended for the 8L45 and 8L90 park actuator rod.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 080000 FUEL SYSTEM, DIESEL
20170906
080000 FUEL SYSTEM, DIESEL
This Preliminary Information communication provides information to the technician that some vehicle may have an “ Exhaust Fluid Quality Poor ” on the Driver Information Center or a diesel exhaust fluid warning lamp on or other e
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 061200 ENGINE AND ENGINE COOLING:ENGINE:DIESEL
20170906
061200 ENGINE AND ENGINE COOLING:ENGINE:DIESEL
This Preliminary Information communication provides information to the technician that some vehicle may have an “ Exhaust Fluid Quality Poor ” on the Driver Information Center or a diesel exhaust fluid warning lamp on or other e
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20170906
356000 EQUIPMENT ADAPTIVE
This Preliminary Information communication advises the technician on the steps to diagnosing the concern and the repair. Customer has Warning Lamps and/Or coolant leaks present.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20170906
060000 ENGINE AND ENGINE COOLING
This Preliminary Information communication advises the technician on the steps to diagnosing the concern and the repair. Customer has Warning Lamps and/Or coolant leaks present.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 353000 EQUIPMENT:ELECTRICAL
20190315
353000 EQUIPMENT:ELECTRICAL
This Preliminary Information communication advises the technician that some vehicles may have a dim Driver Information Center when the interior of the vehicle is hot from a sun load or extended heater operation. The Driver Information Cente
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20190325
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This Preliminary Information communication advises the technician that the Technical Assistance Center TAC has ended the part restriction for the A15, Starter Generator (MGU). The dealer technician is advised to call the GM Technical Assis
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20190325
110000 ELECTRICAL SYSTEM
This Preliminary Information communication advises the technician that the Technical Assistance Center TAC has ended the part restriction for the A15, Starter Generator (MGU). The dealer technician is advised to call the GM Technical Assis
This 2018 GMC SIERRA 3500 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 3500 Technical Service Bulletin affects the 200000 WHEELS
20190225
200000 WHEELS
This Preliminary Information communication provides information to the technician about vehicles that have a vibration at highway speed. Technician will need to replace the wheel for a rolled lip of aluminum in the hub opening.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 118000 ELECTRICAL SYSTEM: SOFTWARE
20190208
118000 ELECTRICAL SYSTEM: SOFTWARE
This Preliminary Information communication provides information to the technician about the text messaging feature on some newer General Motors infotainment systems. Pair the iPhone to the system then enter the Bluetooth settings menu, sele
This 2018 GMC SIERRA 3500 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 3500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20190215
110000 ELECTRICAL SYSTEM
This Preliminary Information communication provides information to the technician with the correct way to remove the front shock electrical connector terminals. Technician will need to slightly bend the end of the J-38125-12A release tool.
This 2018 GMC SIERRA 3500 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 3500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20181217
110000 ELECTRICAL SYSTEM
This Preliminary Information communication provides information to the technician about the Upfitters questions about installing aftermarket electrical accessories. Dealer should reference the latest version of General Motors Upfitter Integ
This 2018 GMC SIERRA 3500 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 3500 Technical Service Bulletin affects the 010000 STEERING
20190218
010000 STEERING
This Preliminary Information communication provides information to the technician about vehicles that show a "Take Steering" message on the Driver Information Center along with a warning chime/alert. Dealer should be advised the purpose of
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 210000 TRAILER HITCHES
20190218
210000 TRAILER HITCHES
This Preliminary Information communication provides information to the technician that a customer may request the factory Integrated Trailer Brake Control be bypassed and their aftermarket trailer brake controller be installed instead. Tech
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20190218
110000 ELECTRICAL SYSTEM
This Preliminary Information communication provides information to the technician that a customer may request the factory Integrated Trailer Brake Control be bypassed and their aftermarket trailer brake controller be installed instead. Tech
This 2018 GMC SIERRA 3500 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 3500 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 3500 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 3500 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 3500 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 3500 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 3500 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 3500 Technical Service Bulletin affects the 353100 EQUIPMENT:ELECTRICAL:ANTI-THEFT DEVICES
20190220
353100 EQUIPMENT:ELECTRICAL:ANTI-THEFT DEVICES
This Preliminary information communicates Content Theft Deterrent RPO UTJ is included and only available with Remote Vehicle Start RPO BTV. If the vehicle is not equipped with Remote Vehicle Start RPO BTV the vehicle will not have Content T
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 100000 POWER TRAIN
20190221
100000 POWER TRAIN
This Preliminary Information communication provides information to the technician that a whine noise heard from the automatic transmission fluid pan hear with the the key on and engine off, or for up to one minute after the vehicle has been
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 100000 HYBRID POWERTRAIN
20190222
100000 HYBRID POWERTRAIN
This Preliminary Information communication advises the technician that the Technical Assistance Center TAC has a part restriction that has ended for the hybrid/EV battery Pack, Hybrid/EV Powertrain Control Module (HPCM2), High Voltage Bat
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 353000 EQUIPMENT:ELECTRICAL
20190225
353000 EQUIPMENT:ELECTRICAL
This Preliminary information communicates Operational Tips/Support For GM Accessory Three Camera Trailering System Package By EchoMaster.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 118000 ELECTRICAL SYSTEM: SOFTWARE
20181210
118000 ELECTRICAL SYSTEM: SOFTWARE
This Preliminary information communicates to the dealer technicians that DTCs P0046, P113B and P206B may be caused by a software anamoly. The anamoly should be corrected by updating the engine control module (ECM).
This 2018 GMC SIERRA 3500 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 3500 Technical Service Bulletin affects the 060000 ENGINE (PWS)
20190208
060000 ENGINE (PWS)
This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicles that have a no crank or a start and then immediate stall, Service Engine Soon Malfunction Indicator lamp may not be on
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20190208
110000 ELECTRICAL SYSTEM
This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicles that have a no crank or a start and then immediate stall, Service Engine Soon Malfunction Indicator lamp may not be on
This 2018 GMC SIERRA 3500 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 3500 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 3500 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 3500 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 3500 Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20180801
060000 ENGINE AND ENGINE COOLING
This Preliminary Information communication advises the technician on the steps to diagnosing the concern and the repair. Customer has Warning Lamps and/Or coolant leaks present.
This 2018 GMC SIERRA 3500 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 3500 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 3500 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 3500 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 3500 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 3500 Technical Service Bulletin affects the 072200 FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS
20181029
072200 FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS
This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicles that may have rattle or ticking noise that is louder inside the vehicle than outside. The noise may also sound like a l
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 117000 DIGITAL INSTRUMENT PANEL
20181029
117000 DIGITAL INSTRUMENT PANEL
This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicles that have a click, rattle or a squeak nose coming from the dash. Technician will use Service Information to locate the
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 200000 WHEELS
20170920
200000 WHEELS
This Preliminary Information communication provides information to the technician about vehicles that have raised dents or ripple appearance in the side outer panel of the cargo box around the perimeter of the wheel house opening. Technicia
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 162000 STRUCTURE:BODY
20170920
162000 STRUCTURE:BODY
This Preliminary Information communication provides information to the technician about vehicles that have raised dents or ripple appearance in the side outer panel of the cargo box around the perimeter of the wheel house opening. Technicia
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 161000 STRUCTURE:FRAME AND MEMBERS
20170920
161000 STRUCTURE:FRAME AND MEMBERS
This Preliminary Information communication provides information to the technician about vehicles that have raised dents or ripple appearance in the side outer panel of the cargo box around the perimeter of the wheel house opening. Technicia
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 060000 ENGINE (PWS)
20170920
060000 ENGINE (PWS)
This Preliminary Information communication advises the technician that there have been some reports that the current engine hours are not correct and display 0.0. Technician will need to program the Instrument Panel Cluster using Service Pr
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 118000 ELECTRICAL SYSTEM: SOFTWARE
20170920
118000 ELECTRICAL SYSTEM: SOFTWARE
This Preliminary Information communication advises the technician that there have been some reports that the current engine hours are not correct and display 0.0. Technician will need to program the Instrument Panel Cluster using Service Pr
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 060000 ENGINE (PWS)
20170925
060000 ENGINE (PWS)
This preliminary information communicates a Diagnostic Tip for a Service Trailer Brake Message with DTC C111B C1112 C1113 C1114 advising to address any battery issues first before any in depth diagnostics are done.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 118500 ELECTRICAL SYSTEM: INTEGRATED TRAILER BRAKE CONTROL
20170925
118500 ELECTRICAL SYSTEM: INTEGRATED TRAILER BRAKE CONTROL
This preliminary information communicates a Diagnostic Tip for a Service Trailer Brake Message with DTC C111B C1112 C1113 C1114 advising to address any battery issues first before any in depth diagnostics are done.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 111000 ELECTRICAL SYSTEM:BATTERY
20170925
111000 ELECTRICAL SYSTEM:BATTERY
This preliminary information communicates a Diagnostic Tip for a Service Trailer Brake Message with DTC C111B C1112 C1113 C1114 advising to address any battery issues first before any in depth diagnostics are done.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20170925
356000 EQUIPMENT ADAPTIVE
This Preliminary Information communication provides information to the technician of additional information when diagnosing a service driver assist message with a diagnostic trouble code B172E and or a B172F. The haptic seat motor has a pig
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20170925
110000 ELECTRICAL SYSTEM
This Preliminary Information communication provides information to the technician of additional information when diagnosing a service driver assist message with a diagnostic trouble code B172E and or a B172F. The haptic seat motor has a pig
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20170925
060000 ENGINE AND ENGINE COOLING
This Preliminary Information communication provides information to the technician of additional information when diagnosing a service driver assist message with a diagnostic trouble code B172E and or a B172F. The haptic seat motor has a pig
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 350000 EQUIPMENT
20170925
350000 EQUIPMENT
This Preliminary Information communication provides information to the technician about vehicles that may have an EZ Lift and Lower tailgate opens too quickly. Technician will ensure nothing was added to the tailgate. If the tailgate opens
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 162610 STRUCTURE:BODY:HATCHBACK/LIFTGATE:HINGE AND ATTACHMENTS
20170925
162610 STRUCTURE:BODY:HATCHBACK/LIFTGATE:HINGE AND ATTACHMENTS
This Preliminary Information communication provides information to the technician about vehicles that may have an EZ Lift and Lower tailgate opens too quickly. Technician will ensure nothing was added to the tailgate. If the tailgate opens
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 162600 STRUCTURE:BODY:HATCHBACK/LIFTGATE
20170925
162600 STRUCTURE:BODY:HATCHBACK/LIFTGATE
This Preliminary Information communication provides information to the technician about vehicles that may have an EZ Lift and Lower tailgate opens too quickly. Technician will ensure nothing was added to the tailgate. If the tailgate opens
This 2018 GMC SIERRA 3500 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 3500 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 3500 Technical Service Bulletin affects the 060000 ENGINE (PWS)
20181029
060000 ENGINE (PWS)
This Preliminary Information communication provides information to the technician about vehicles that may have a Service Engine Soon Malfunction Indicator Lamp on and Diagnostic Trouble Code P0300 - P0308 may set. Technician will inspect f
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20181029
110000 ELECTRICAL SYSTEM
This Preliminary Information communication provides information to the technician about vehicles that may have a Service Engine Soon Malfunction Indicator Lamp on and Diagnostic Trouble Code P0300 - P0308 may set. Technician will inspect f
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 350000 EQUIPMENT
20170914
350000 EQUIPMENT
N172118130 Stop Delivery population revision. On September 1, 2017, GM ordered a stop delivery of certain vehicles in new vehicle inventory. Additional vehicles have been added and some vehicles have been removed from this stop delivery or
This 2018 GMC SIERRA 3500 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 3500 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 3500 Technical Service Bulletin affects the 350000 EQUIPMENT
20170919
350000 EQUIPMENT
17366 Stop Delivery Population Revision. On September 14, 2017, GM ordered a stop delivery of certain vehicles. Some vehicles have been removed from this stop delivery order because they were repaired at the plant, or had been sold prior t
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 150000 SEAT BELTS
20170922
150000 SEAT BELTS
17366 Service Update. 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. Dealers will replace seat belt retractors for driver a
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 355100 EQUIPMENT:OTHER:LABELS
20170929
355100 EQUIPMENT:OTHER:LABELS
17357 and 17366 - Service update. General Motors has released four field actions related to a condition in which certain vehicles may have an incorrect torsion bar built into the front seat belt retractors. Vehicles in dealer new inventory
This 2018 GMC SIERRA 3500 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 3500 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 3500 Technical Service Bulletin affects the 052310 PARKING BRAKE:DRIVELINE:HYDRAULIC:ACTUATOR
20190408
052310 PARKING BRAKE:DRIVELINE:HYDRAULIC:ACTUATOR
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 3500 Technical Service Bulletin affects the 050000 PARKING BRAKE
20190408
050000 PARKING BRAKE
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 3500 Technical Service Bulletin affects the 080000 FUEL SYSTEM, DIESEL
20170920
080000 FUEL SYSTEM, 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 3500 Technical Service Bulletin affects the 061200 ENGINE AND ENGINE COOLING:ENGINE:DIESEL
20170920
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 3500 Technical Service Bulletin affects the 060000 ENGINE (PWS)
20170907
060000 ENGINE (PWS)
This informational bulletin provides information on higher than expected oil consumption.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 063100 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL
20170906
063100 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL
This informational bulletin provides information on a Service Emission System Message and/or a Malfunction Indicator Lamp illuminated. This usually occurs after recently filling the DEF tank with the ignition in the on position due to some
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 350000 EQUIPMENT
20170906
350000 EQUIPMENT
This informational bulletin explains to the technician how to validate software calibrations have been tampered with by means of using aftermarket mods.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 284100 BACK OVER PREVENTION: SENSING SYSTEM: CAMERA
20170913
284100 BACK OVER PREVENTION: SENSING SYSTEM: CAMERA
This Technical bulletin provides information on new software to correct the rear camera display being too bright.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 280000 BACK OVER PREVENTION
20170913
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 3500 Technical Service Bulletin affects the 355100 EQUIPMENT:OTHER:LABELS
20170901
355100 EQUIPMENT:OTHER:LABELS
N172118130 Stop Delivery. Effective immediately, stop the delivery of certain vehicles in new vehicle inventory. We are investigating an issue relating to the accuracy of the New Car Assessment Program (NCAP) ratings on the Monroney label f
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 350000 EQUIPMENT
20170901
350000 EQUIPMENT
N172118130 Stop Delivery. Effective immediately, stop the delivery of certain vehicles in new vehicle inventory. We are investigating an issue relating to the accuracy of the New Car Assessment Program (NCAP) ratings on the Monroney label f
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 350000 EQUIPMENT
20170906
350000 EQUIPMENT
N172118130 Stop Delivery. On September 1, 2017, GM ordered a stop delivery of certain vehicles in new vehicle inventory. Additional vehicles have been added to this stop delivery order. Until further instructions are received, involved vehi
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 350000 EQUIPMENT
20170912
350000 EQUIPMENT
N172118130 Stop Delivery population revision. On September 1, 2017, GM ordered a stop delivery of certain vehicles in new vehicle inventory. Additional vehicles have been added to this stop delivery order. The revised list provides the Ve
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 030000 BRAKES (PWS)
20190624
030000 BRAKES (PWS)
This Preliminary Information communication advises the technician that the Hydro-Boost is not serviceable and will need to be replaced if the brake pedal moves or applies on its own at a full turn.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 353000 EQUIPMENT:ELECTRICAL
20190416
353000 EQUIPMENT:ELECTRICAL
This Preliminary Information communication provides information to the technician about vehicles that the Navigation radio does not have a global positioning system location but OnStar is able to accurately locate the vehicle. Technician sh
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 350000 EQUIPMENT
20190416
350000 EQUIPMENT
This Preliminary Information communication provides information to the technician about vehicles that the Navigation radio does not have a global positioning system location but OnStar is able to accurately locate the vehicle. Technician sh
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 350000 EQUIPMENT
20190716
350000 EQUIPMENT
This SKU is a Tire Hoist Assembly. The customer communication requested return of unsold inventory to inspect for the shape of the centerpiece of the tire hoist being round when it should be square. If the centerpiece is the incorrect sha
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 060000 ENGINE (PWS)
20190507
060000 ENGINE (PWS)
This Preliminary information communicates Check Engine Light on and vehicle runs rough. This condidtion will occur within the first 5 minutes after the vehicle is started. his condition may be caused by a software anomaly that allows all
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20190807
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This preliminary information explains that there are differences between the Elevated Idle, PTO and High Idle options.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20190507
060000 ENGINE AND ENGINE COOLING
This Preliminary information communicates A vehicle may have a concern of DTC P050D setting along with a P0300 after a cold start up. White smoke and/or coolant odor may come from exhaust for an extended period of time at cold start as wel
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 030000 BRAKES (PWS)
20190513
030000 BRAKES (PWS)
This Preliminary Information communication advises the technician that the Hydro-Boost is not serviceable and will need to be replaced if the brake pedal moves or applies on its own at a full turn.
This 2018 GMC SIERRA 3500 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 3500 Technical Service Bulletin affects the 121000 EXTERIOR LIGHTING:HEADLIGHTS
20190513
121000 EXTERIOR LIGHTING:HEADLIGHTS
This Preliminary Information communication provides information to the technician about vehicles that have either the truck or the snowplow's headlights are flickering or inoperative. There may be a diagnostic trouble code B2575 and or a B2
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 121000 EXTERIOR LIGHTING:HEADLIGHTS
20190513
121000 EXTERIOR LIGHTING:HEADLIGHTS
This Preliminary Information communicates to technicians that the Daytime Running Lamps (DRL's) or the auto headlamps will not shut off when using the daytime running lamp disable switch (Which is part of the headlamp switch), if the vehicl
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20190513
110000 ELECTRICAL SYSTEM
This Preliminary Information communicates to technicians that the Daytime Running Lamps (DRL's) or the auto headlamps will not shut off when using the daytime running lamp disable switch (Which is part of the headlamp switch), if the vehicl
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 260000 FORWARD COLLISION AVOIDANCE
20190515
260000 FORWARD COLLISION AVOIDANCE
This Preliminary information communicates a "Forward Collision System Reduced" message displayed on the DIC when the Forward Automatic Braking has been set to the "Alert" setting. This is normal when the FAB has been set to "Alert".
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 070000 FUEL SYSTEM, GASOLINE
20190517
070000 FUEL SYSTEM, GASOLINE
This Preliminary information communicates the location that dealers can find information to remove / delete the rear fuel tank from Chassis Cab trucks with RPO N2N dual fuel tanks.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 060000 ENGINE (PWS)
20190425
060000 ENGINE (PWS)
This Preliminary information communicates A vehicle may have a concern of a misfire P0300 on bank 1 that may or may not be felt driving. The Cause may be the HPFP lifter
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20190408
110000 ELECTRICAL SYSTEM
This Preliminary Information communication provides information to the technician about vehicles that have a low voltage reading on the volt gauge during the first several minutes after a cold start. Dealer should communicate to the custome
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 100000 POWER TRAIN
20190604
100000 POWER TRAIN
This Preliminary Information communication provides information to the technician about vehicles that are equipped with 6L80 Regular Production Option Code (MYC), 6L90 Regular Production Option Code (MYD) or 8L90 Regular Production Option C
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20190613
110000 ELECTRICAL SYSTEM
This Preliminary Information communication provides information to the technician about a no start or another concern after swapping an Engine Control Module or other modules from one vehicle to another. The Global Architecture electrical s
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 020000 SUSPENSION
20190614
020000 SUSPENSION
This Preliminary Information communication provides information to the technician about vehicle with Service ABS and/or Traction control lights/message on, Service Power Steering System, Service Suspension System, and or Loss of communicati
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 070000 FUEL SYSTEM, GASOLINE
20190617
070000 FUEL SYSTEM, GASOLINE
This Preliminary Information communication provides information to the technician for a vehicle setting both a P2635 and P018B diagnostic trouble codes. The following steps may help to determine if this is caused by a fuel pressure sensor n
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 353000 EQUIPMENT:ELECTRICAL
20190624
353000 EQUIPMENT:ELECTRICAL
This Preliminary information communicates a customer concern of IPC gauges inoperative or fluctuate, No Start, No Crank, SIR Light / Service Airbag Message, Service Suspension Message, Radio display blank, Steering Wheel Controls (SWC) not
This 2018 GMC SIERRA 3500 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 3500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20190925
110000 ELECTRICAL SYSTEM
This Preliminary Information communication provides information to the technician about a no start or another concern after swapping an Engine Control Module or other modules from one vehicle to another. The Global Architecture electrical s
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 160000 STRUCTURE
20190926
160000 STRUCTURE
This Preliminary information communicates and issue with the hood ajar message being displayed when the hood is not ajar. Inspect the body ground strap to insure it is connected in the proper locations and the strap eyelets are tight and
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20190930
060000 ENGINE AND ENGINE COOLING
This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicles that may have Diagnostic Trouble Code P06DD or no or low oil pressure. Technician will replace timing chain tensioner g
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 260000 FORWARD COLLISION AVOIDANCE
20190618
260000 FORWARD COLLISION AVOIDANCE
Certain vehicles, may have incorrect language in the Forward Auto Braking (FAB) section of the owner manual which states, ?If the vehicle has Forward Collision Alert (FCA), it also has FAB which includes Intelligent Brake Assist (IBA)?. Th
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 350000 EQUIPMENT
20190618
350000 EQUIPMENT
Certain vehicles, may have incorrect language in the Forward Auto Braking (FAB) section of the owner manual which states, ?If the vehicle has Forward Collision Alert (FCA), it also has FAB which includes Intelligent Brake Assist (IBA)?. Th
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 270000 LANE DEPARTURE
20190709
270000 LANE DEPARTURE
This Preliminary Information communication provides information to the technician about vehicles that may have Service Front Camera, Service Lane Departure Warning, and Service Lane Keep Assist Message. Technician may find Diagnostic Troubl
This 2018 GMC SIERRA 3500 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 3500 Technical Service Bulletin affects the 260000 FORWARD COLLISION AVOIDANCE
20190905
260000 FORWARD COLLISION AVOIDANCE
This Preliminary information communicates a "Forward Collision System Reduced" message displayed on the DIC when the Forward Automatic Braking has been set to the "Alert" setting. This is normal when the FAB has been set to "Alert".
This 2018 GMC SIERRA 3500 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 3500 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 3500 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 3500 Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20191014
060000 ENGINE AND ENGINE COOLING
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 3500 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 3500 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 3500 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 3500 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 3500 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 3500 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 3500 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 3500 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 3500 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 3500 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 3500 Technical Service Bulletin affects the 160000 STRUCTURE
20200212
160000 STRUCTURE
This technical bulletin provides a procedure to add washers on the lower column mounting bracket locations due to the shaft laying on the metal support at the bottom of the column.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20191014
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This informational bulletin provides tips for showing a way to confirm if its a mechanical engine issue or not.
This 2018 GMC SIERRA 3500 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 3500 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 3500 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 3500 Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20200224
356000 EQUIPMENT ADAPTIVE
This informational bulletin explains there is another steering hose that can be used for cold weather drivers that experience a steering hose leak.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 350000 EQUIPMENT
20200224
350000 EQUIPMENT
This informational bulletin explains there is another steering hose that can be used for cold weather drivers that experience a steering hose leak.
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 010000 STEERING
20200224
010000 STEERING
This informational bulletin explains there is another steering hose that can be used for cold weather drivers that experience a steering hose leak.
This 2018 GMC SIERRA 3500 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 3500 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 3500 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 3500 Technical Service Bulletin affects the 133000 VISIBILITY:POWER WINDOW DEVICES AND CONTROLS
20200131
133000 VISIBILITY:POWER WINDOW DEVICES AND CONTROLS
This SKU is a Power Window Regulator and Motor Assembly. The customer communication requested return of unsold inventory to inspect the software. The software may be too sensitive to the position of a locating magnet in the assembly causi
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200131
110000 ELECTRICAL SYSTEM
This SKU is a Power Window Regulator and Motor Assembly. The customer communication requested return of unsold inventory to inspect the software. The software may be too sensitive to the position of a locating magnet in the assembly causi
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 133000 VISIBILITY:POWER WINDOW DEVICES AND CONTROLS
20200131
133000 VISIBILITY:POWER WINDOW DEVICES AND CONTROLS
This SKU is a Power Window Regulator and Motor Assembly. The customer communication requested return of unsold inventory to inspect the software. The software may be too sensitive to the position of a locating magnet in the assembly causi
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200131
110000 ELECTRICAL SYSTEM
This SKU is a Power Window Regulator and Motor Assembly. The customer communication requested return of unsold inventory to inspect the software. The software may be too sensitive to the position of a locating magnet in the assembly causi
This 2018 GMC SIERRA 3500 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 3500 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 3500 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 3500 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 3500 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 3500 Technical Service Bulletin affects the 100000 POWER TRAIN
20191024
100000 POWER TRAIN
This engineering information bulletin ends the need for information from the field on an Intermittent No Forward and/or No Reverse While Driving condition. If this condition is encountered, refer to SI for further diagnosis.
This 2018 GMC SIERRA 3500 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 3500 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 3500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200427
110000 ELECTRICAL SYSTEM
This Preliminary Information communication provides information to the technician about vehicles that the speedometer needle appears to be inaccurate. Dealer should advise the customer the specification for speedometer needle accuracy is +/
This 2018 GMC SIERRA 3500 Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20200427
060000 ENGINE AND ENGINE COOLING
This Preliminary information communicates the possibility of dtc P12A6 with the possibility of a crank no start or extended crank concern.
This 2018 GMC SIERRA 3500 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 3500 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 3500 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200311
110000 ELECTRICAL SYSTEM
Emission - General Motors has decided to conduct a voluntary emissions recall involving certain 2017-2018 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 3500 Technical Service Bulletin affects the 070000 FUEL SYSTEM, GASOLINE
20200311
070000 FUEL SYSTEM, GASOLINE
Emission - General Motors has decided to conduct a voluntary emissions recall involving certain 2017-2018 model year diesel engine vehicles. The engine control module (ECM) in these vehicles may not adequately diagnose or illuminate the ma
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