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Here are the technical service bulletins we have for the 2019 CHEVROLET SILVERADO 4500HD. If you have any questions, do not hesitate to Contact Us:
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 190000 TIRES
20190710
190000 TIRES
N192224350 - Customer Satisfaction Program - Certain 2019 model year Chevrolet Silverado MD 4500/5500/6500 vehicles, which should be equipped with rear traction blackwall tires (RPO YAN or YAO), may have been built with incorrect tires. Th
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 010000 STEERING
20190711
010000 STEERING
N192220610 - Customer Satisfaction Program - Certain 2019 model year Chevrolet Silverado MD 4500/5500/6500 vehicles may have a condition in which the intermediate shaft pinch bolt may have been over-torqued. This could cause ?lumpy? steeri
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 070000 FUEL SYSTEM, GASOLINE
20190715
070000 FUEL SYSTEM, GASOLINE
N192213530 - Service Update - Certain vehicles may have a condition in which the rear fuel tank pump may fail to transfer fuel to the front fuel tank. If the fuel transfer fails, P-codes will set, and the fuel gage will default to ?E?, the
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20190730
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
N192220480 - Customer Satisfaction Program - Certain 2019 model year Chevrolet Silverado 4500/5500/6500 HD vehicles may have an owner?s manual with incorrect part numbers or descriptions in the following sections: Air Suspension; Rear Air S
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 353000 EQUIPMENT:ELECTRICAL
20190731
353000 EQUIPMENT:ELECTRICAL
This Preliminary information communicates AFM / DFM usage Information. providing additional information on the AFM and DFM systems
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20180425
356000 EQUIPMENT ADAPTIVE
This engineering informational bulletin is requesting information from the filed on vehicles that have the condition of Trailer Electrical Not Working as Intended and/or Trailer Message Displayed.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 353000 EQUIPMENT:ELECTRICAL
20180425
353000 EQUIPMENT:ELECTRICAL
This engineering informational bulletin is requesting information from the filed on vehicles that have the condition of Trailer Electrical Not Working as Intended and/or Trailer Message Displayed.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20180425
110000 ELECTRICAL SYSTEM
This engineering informational bulletin is requesting information from the filed on vehicles that have the condition of Trailer Electrical Not Working as Intended and/or Trailer Message Displayed.
This 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 030000 BRAKES (PWS)
20180913
030000 BRAKES (PWS)
This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that may have issues were the customer will need increased effort to depress the brake pedal. Technician may find
This 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 081100 FUEL SYSTEM, DIESEL:STORAGE:TANK ASSEMBLY
20180605
081100 FUEL SYSTEM, DIESEL:STORAGE:TANK ASSEMBLY
18157 - Customer Satisfaction Program. Certain Low Cab Forward vehicles, equipped with diesel engines, may have a condition in which the Fuel Tank Sub Unit float arm in the rear-mounted fuel tank may become disconnected causing the fuel gau
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 080000 FUEL SYSTEM, DIESEL
20180605
080000 FUEL SYSTEM, DIESEL
18157 - Customer Satisfaction Program. Certain Low Cab Forward vehicles, equipped with diesel engines, may have a condition in which the Fuel Tank Sub Unit float arm in the rear-mounted fuel tank may become disconnected causing the fuel gau
This 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 022520 SUSPENSION:REAR:AXLE:NON-POWERED AXLE ASSEMBLY
20180808
022520 SUSPENSION:REAR:AXLE:NON-POWERED AXLE ASSEMBLY
This Preliminary information communicates that the front and rear axle assemblies are restricted from dealer ordering or replacing to assist engineering in identifying any issues.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 022000 SUSPENSION:REAR
20180808
022000 SUSPENSION:REAR
This Preliminary information communicates that the front and rear axle assemblies are restricted from dealer ordering or replacing to assist engineering in identifying any issues.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 021000 SUSPENSION:FRONT
20180808
021000 SUSPENSION:FRONT
This Preliminary information communicates that the front and rear axle assemblies are restricted from dealer ordering or replacing to assist engineering in identifying any issues.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 350000 EQUIPMENT
20190226
350000 EQUIPMENT
This informational bulletin provides the dealer with information on what to do when requesting a new key code for the customer.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 060000 ENGINE (PWS)
20190305
060000 ENGINE (PWS)
This Preliminary Information communication advises the technician that the 6.6L Duramax Diesel Regular Production Option Code L5D has been placed on Engine Exchange program. Dealer will need to contact General Motors Product Quality Center
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 350000 EQUIPMENT
20190305
350000 EQUIPMENT
This Preliminary Information communication advises the technician that the 6.6L Duramax Diesel Regular Production Option Code L5D has been placed on Engine Exchange program. Dealer will need to contact General Motors Product Quality Center
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 060000 ENGINE (PWS)
20190307
060000 ENGINE (PWS)
This Preliminary information communicates A vehicle may have a concern of no oil pressure and/or P0521 set. the releif valve in the pump is sticking or the number 1 main bearing is damaged. Drop oil pan and confirm #1 main is spun or not.
This 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 118000 ELECTRICAL SYSTEM: SOFTWARE
20190221
118000 ELECTRICAL SYSTEM: SOFTWARE
This informational bulletin provides information on Loss of Phone Pairing or Favorites, Last Setting of Volume, Station, App, and Audio Settings Change When Vehicle Shuts Down in Demo Mode and that this is considered a normal characteristic
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 111000 ELECTRICAL SYSTEM:BATTERY
20190208
111000 ELECTRICAL SYSTEM:BATTERY
This technical bulletin provides information on Transport Mode On Message Displayed in Driver Information Center (DIC) and/or Battery Light is Flashing and the procedures to turn the Transport Mode message On and Off.
This 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 353000 EQUIPMENT:ELECTRICAL
20181204
353000 EQUIPMENT:ELECTRICAL
This informational bulletin provides information for the customer to pair their phone in order for the push to talk button on the steering wheel control to work.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 010000 STEERING
20181204
010000 STEERING
This informational bulletin provides information for the customer to pair their phone in order for the push to talk button on the steering wheel control to work.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20181214
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This warranty administration bulletin provide policy information for automatic transmission Oil Cooler Flush and flow test.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 100000 POWER TRAIN
20181214
100000 POWER TRAIN
This warranty administration bulletin provide policy information for automatic transmission Oil Cooler Flush and flow test.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 020000 SUSPENSION
20190322
020000 SUSPENSION
This Preliminary Information communication provides information to the technician about vehicles that have a lean to the left or right. Technician will need to measure fender wheel-opening heights, front and rear, to quantify vehicle lean.
This 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 100000 POWER TRAIN
20190228
100000 POWER TRAIN
This Bulletin provides guidelines for Dealers Not Required and for Dealers Required to Contact the PQC for engine or transmission assembly replacement and explains the PQC process, GWM Transaction submission, vehicle service record retentio
This 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 350000 EQUIPMENT
20190215
350000 EQUIPMENT
This warranty administration bulletin provides information regarding the field action courtesy transportation policy.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 120000 EXTERIOR LIGHTING
20181213
120000 EXTERIOR LIGHTING
This informational bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Replacement Guidelines.
This 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 350000 EQUIPMENT
20181221
350000 EQUIPMENT
This warranty bulletin provides labor operation numbers for customer concerns Not duplicated (CCND).
This 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 350000 EQUIPMENT
20181218
350000 EQUIPMENT
This New Model Features Bulletin provides General Information and other Topics to help the Service Personnel become familiar with features specific to the new Medium Duty 2019 Chevrolet Silverado 4500HD, 5500HD and 6500HD.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20181220
356000 EQUIPMENT ADAPTIVE
This technical bulletin provides a procedure to program the DEF Control Module to correct the customers concern.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20181220
110000 ELECTRICAL SYSTEM
This technical bulletin provides a procedure to program the DEF Control Module to correct the customers concern.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20181205
356000 EQUIPMENT ADAPTIVE
This informational bulletin provides information for information on passenger presence sensing system (PPS or PSS) concerns with custom upholstery, accessory seat heaters or other comfort enhancing devices.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 220000 SEATS
20181205
220000 SEATS
This informational bulletin provides information for information on passenger presence sensing system (PPS or PSS) concerns with custom upholstery, accessory seat heaters or other comfort enhancing devices.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 350000 EQUIPMENT
20190228
350000 EQUIPMENT
This Informational bulletin provides important instructions for contacting the Fleet Action Center for repair authorization prior to replacement of certain parts.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20181205
110000 ELECTRICAL SYSTEM
This bulletin explains the labor operation numbers used for submitting warranty claims for module reprogramming and not when replacing a module.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 350000 EQUIPMENT
20181105
350000 EQUIPMENT
This bulletin provides information for use on a Product Assistance Claim (PAC), which is formally known as a Product Allegation Resolution (PAR) claim.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 160000 STRUCTURE
20190214
160000 STRUCTURE
This preliminary informational bulletin provides frame coating repair information to correct a customer concern of wax coating on frame peeling, metal shows corrosion/rusting (U.S. and Canada Only).
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 200000 WHEELS
20190207
200000 WHEELS
This preliminary bulletin provides additional guidance for diagnosing vibrations or disturbances that may occur on full size pickups and how to correct and repair.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 190000 TIRES
20190207
190000 TIRES
This preliminary bulletin provides additional guidance for diagnosing vibrations or disturbances that may occur on full size pickups and how to correct and repair.
This 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20190322
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This informational bulletin provides information for the dealer technician to gather as much information to help aid Engineers by completely filling out requested reports.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20190315
356000 EQUIPMENT ADAPTIVE
This bulletin provides information for electrical ground repairs using new replacement fasteners with "conductive finish".
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 350000 EQUIPMENT
20190315
350000 EQUIPMENT
This bulletin provides information for electrical ground repairs using new replacement fasteners with "conductive finish".
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20190315
110000 ELECTRICAL SYSTEM
This bulletin provides information for electrical ground repairs using new replacement fasteners with "conductive finish".
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 030000 BRAKES (PWS)
20190530
030000 BRAKES (PWS)
This technical bulletin provides repair information to correct a customer concern of pulsing, grinding, scraping noise from brakes, uneven front brake pad wear.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20190326
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This warranty administration bulletin provides information on Dealer Empowerment Labor Operations and Customer Enthusiasm.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 190000 TIRES
20190509
190000 TIRES
This informational bulletin provides information for dealers/technicians on Tire Radial Force Variation (RFV).
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 100000 POWER TRAIN
20190314
100000 POWER TRAIN
This technical bulletin provides a procedure to validate if the parking pawl actuator is not working as attended causing the parking pawl to engage while driving.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20190307
356000 EQUIPMENT ADAPTIVE
This bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel Licensed Brands that are recommended for use in all GM vehicles and the TOP TIER FUELS website URL.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 080000 FUEL SYSTEM, DIESEL
20190307
080000 FUEL SYSTEM, DIESEL
This bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel Licensed Brands that are recommended for use in all GM vehicles and the TOP TIER FUELS website URL.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 070000 FUEL SYSTEM, GASOLINE
20190307
070000 FUEL SYSTEM, GASOLINE
This bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel Licensed Brands that are recommended for use in all GM vehicles and the TOP TIER FUELS website URL.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20190311
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This bulletin provides information on the Transport Mode On Message Being Displayed in the Driver Information Center (DIC) and/or Battery Light is Flashing and the procedures to turn the Transport Mode message ON and OFF.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 111000 ELECTRICAL SYSTEM:BATTERY
20190311
111000 ELECTRICAL SYSTEM:BATTERY
This bulletin provides information on the Transport Mode On Message Being Displayed in the Driver Information Center (DIC) and/or Battery Light is Flashing and the procedures to turn the Transport Mode message ON and OFF.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 350000 EQUIPMENT
20190625
350000 EQUIPMENT
This bulletin provides information on Engine Concerns that could result from lack of scheduled maintenance, improper service or aftermarket calibrations.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 060000 ENGINE (PWS)
20190304
060000 ENGINE (PWS)
This technical bulletin provides a procedure to repair the valve lifter oil manifold and/or lifters to correct the customers concern of engine misfire, ticking noise and/or MIL on.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20190304
356000 EQUIPMENT ADAPTIVE
This technical bulletin provides a procedure to repair the valve lifter oil manifold and/or lifters to correct the customers concern of engine misfire, ticking noise and/or MIL on.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 350000 EQUIPMENT
20190304
350000 EQUIPMENT
This technical bulletin provides a procedure to repair the valve lifter oil manifold and/or lifters to correct the customers concern of engine misfire, ticking noise and/or MIL on.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 111000 ELECTRICAL SYSTEM:BATTERY
20190320
111000 ELECTRICAL SYSTEM:BATTERY
This Warranty Administration Bulletin Provides High Voltage Battery Exchange Process Information.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20190325
356000 EQUIPMENT ADAPTIVE
This informational bulletin provides information on interior cleaning products and what is offered to clean the interiors of GM vehicles.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20190325
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This informational bulletin provides information on interior cleaning products and what is offered to clean the interiors of GM vehicles.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 350000 EQUIPMENT
20190325
350000 EQUIPMENT
This informational bulletin provides information on interior cleaning products and what is offered to clean the interiors of GM vehicles.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 350000 EQUIPMENT
20190531
350000 EQUIPMENT
This informational bulletin provides technicians and dealership personnel with spray-in bed liner general information and repair procedures.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 160000 STRUCTURE
20190531
160000 STRUCTURE
This informational bulletin provides technicians and dealership personnel with spray-in bed liner general information and repair procedures.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 135200 VISIBILITY:REARVIEW MIRRORS/DEVICES:EXTERIOR
20190502
135200 VISIBILITY:REARVIEW MIRRORS/DEVICES:EXTERIOR
This preliminary informational bulletin contains recommendations of what needs to be done to swap/install camper outside rearview mirrors on a vehicle not originally equipped with them.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 060000 ENGINE (PWS)
20190301
060000 ENGINE (PWS)
This informational bulletin provides information on a normal engine operating condition for faster emission warm up time.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20190322
356000 EQUIPMENT ADAPTIVE
This informational bulletin provides information on proper use of floor mats.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 350000 EQUIPMENT
20190322
350000 EQUIPMENT
This informational bulletin provides information on proper use of floor mats.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20190318
110000 ELECTRICAL SYSTEM
This Bulletin provides ECM reprogramming information to Correct DTC P2101.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 160000 STRUCTURE
20190328
160000 STRUCTURE
This technical bulletin provides a procedure to locate possible chassis wiring damage from areas along the frame and repair them if found.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20190328
110000 ELECTRICAL SYSTEM
This technical bulletin provides a procedure to locate possible chassis wiring damage from areas along the frame and repair them if found.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 350000 EQUIPMENT
20190305
350000 EQUIPMENT
This informational bulletin explains the normal characteristics of exhaust noise during active fuel management when in Three or Four Cylinder Mode.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM
20190305
063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM
This informational bulletin explains the normal characteristics of exhaust noise during active fuel management when in Three or Four Cylinder Mode.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 118000 ELECTRICAL SYSTEM: SOFTWARE
20190322
118000 ELECTRICAL SYSTEM: SOFTWARE
This informational bulletin provides information for the IPC odometer programming method quick reference guide.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20190322
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This informational bulletin provides information for the IPC odometer programming method quick reference guide.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 353000 EQUIPMENT:ELECTRICAL
20190322
353000 EQUIPMENT:ELECTRICAL
This informational bulletin provides information for the IPC odometer programming method quick reference guide.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 060000 ENGINE (PWS)
20190627
060000 ENGINE (PWS)
This informational bulletin provides information on higher than expected oil consumption.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 350000 EQUIPMENT
20190627
350000 EQUIPMENT
This informational bulletin provides information on higher than expected oil consumption.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20190314
356000 EQUIPMENT ADAPTIVE
This informational bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before sold (prepping) to the customer.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20190314
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This informational bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before sold (prepping) to the customer.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 350000 EQUIPMENT
20190314
350000 EQUIPMENT
This informational bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before sold (prepping) to the customer.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20190314
110000 ELECTRICAL SYSTEM
This informational bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before sold (prepping) to the customer.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 100000 POWER TRAIN
20190520
100000 POWER TRAIN
This bulletin provides information on the harmful effects of water or ethylene glycol in transmission fluid.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20190325
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This informational bulletin provides the dealership with how to prep a vehicle for delivery to the customer to aid in higher CSi scores.
This 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 030000 BRAKES (PWS)
20190530
030000 BRAKES (PWS)
This technical bulletin provides repair information to correct a customer concern of pulsing, grinding, scraping noise from brakes, uneven front brake pad wear.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 190000 TIRES
20190507
190000 TIRES
This warranty administration bulletin provides the information on General Motors Tire Warranty Policies and Procedures for Low Cab Forward Medium Duty Trucks (US Medium Duty Dealers Only).
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 063200 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE
20190507
063200 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE
This informational bulletin provides a procedure on how to perform a quick test to check if the DPF is the cause of excessive soot from the tailpipe.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 080000 FUEL SYSTEM, DIESEL
20190626
080000 FUEL SYSTEM, DIESEL
This bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel Licensed Brands that are recommended for use in all GM vehicles and the TOP TIER FUELS website URL.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 070000 FUEL SYSTEM, GASOLINE
20190626
070000 FUEL SYSTEM, GASOLINE
This bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel Licensed Brands that are recommended for use in all GM vehicles and the TOP TIER FUELS website URL.
This 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20190626
356000 EQUIPMENT ADAPTIVE
This bulletin provides information for electrical ground repairs using new General Motors replacement fasteners with conductive finish.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20190626
110000 ELECTRICAL SYSTEM
This bulletin provides information for electrical ground repairs using new General Motors replacement fasteners with conductive finish.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20190304
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This engineering informational bulletin is requesting information and document the exact location of the wire chafing by taking a photo of the flex fuel pigtail as it appears BEFORE repairs are made.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 114000 ELECTRICAL SYSTEM:WIRING
20190304
114000 ELECTRICAL SYSTEM:WIRING
This engineering informational bulletin is requesting information and document the exact location of the wire chafing by taking a photo of the flex fuel pigtail as it appears BEFORE repairs are made.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 091000 FUEL SYSTEM, OTHER:STORAGE
20190304
091000 FUEL SYSTEM, OTHER:STORAGE
This engineering informational bulletin is requesting information and document the exact location of the wire chafing by taking a photo of the flex fuel pigtail as it appears BEFORE repairs are made.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20190318
356000 EQUIPMENT ADAPTIVE
This engineering informational bulletin is requesting information to check the shutters through the grille opening of the vehicle. If snow and/or ice is present on the active grille air shutters, take pictures and submit through the Field R
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20190318
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This engineering informational bulletin is requesting information to check the shutters through the grille opening of the vehicle. If snow and/or ice is present on the active grille air shutters, take pictures and submit through the Field R
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 350000 EQUIPMENT
20190318
350000 EQUIPMENT
This engineering informational bulletin is requesting information to check the shutters through the grille opening of the vehicle. If snow and/or ice is present on the active grille air shutters, take pictures and submit through the Field R
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 080000 FUEL SYSTEM, DIESEL
20190627
080000 FUEL SYSTEM, DIESEL
This Preliminary Information communication advises the technician that the 6.6L Duramax Diesel Regular Production Option Code L5D has been placed on Engine Exchange program. Dealer will need to contact General Motors Product Quality Center
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20190611
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This bulletin explains the labor operation numbers used for submitting warranty claims for module reprogramming and not when replacing a module.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20190611
110000 ELECTRICAL SYSTEM
This bulletin explains the labor operation numbers used for submitting warranty claims for module reprogramming and not when replacing a module.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM
20190521
063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM
This informational bulletin advises of a new fuel injection kit used for decarbonizing the intake valves, and explains how toptier fuels should be used to reduce carbon build up.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 070000 FUEL SYSTEM, GASOLINE
20190624
070000 FUEL SYSTEM, GASOLINE
This Bulletin provides information to correct a customer concern of a siren or whine noise from the in-tank fuel pump at temperatures below -6C or 20F, accompanied by start and stall, no start, loss of power and MIL illuminated. Technicians
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY
20190610
062100 ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY
This informational bulletin provides information for dealers/technicians and customers on steam/vapor coming from the front grille or radiator area.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20190531
060000 ENGINE AND ENGINE COOLING
Customer Satisfaction Program. Certain 2019 model year Chevrolet Silverado 4500/5500/6500 vehicles may have a Power Take Off (PTO) connector that has inadequate protection against water/debris intrusion. Over time, this could affect the
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20190625
356000 EQUIPMENT ADAPTIVE
This informational bulletin advises about the possible issues that may occur when using a scotch brite pad or highly abrasive disk on gasket sealing surfaces or reused parts.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 350000 EQUIPMENT
20190625
350000 EQUIPMENT
This informational bulletin advises about the possible issues that may occur when using a scotch brite pad or highly abrasive disk on gasket sealing surfaces or reused parts.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 118000 ELECTRICAL SYSTEM: SOFTWARE
20190409
118000 ELECTRICAL SYSTEM: SOFTWARE
This Preliminary Information communication provides information to the technician about vehicles that have "Service 4 Wheel Drive" message on the Driver Information Center. Provides the technician with additional information to ensure that
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 103100 POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM, PCM)
20190409
103100 POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM, PCM)
This Preliminary Information communication provides information to the technician about vehicles that have "Service 4 Wheel Drive" message on the Driver Information Center. Provides the technician with additional information to ensure that
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 105300 POWER TRAIN:DRIVELINE:DRIVESHAFT
20190930
105300 POWER TRAIN:DRIVELINE:DRIVESHAFT
This technical bulletin provides a procedure to index the front drive shaft rear yoke to correct the customers concern.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 350000 EQUIPMENT
20190819
350000 EQUIPMENT
This bulleting provides Wiring, Terminal and Connector Repair Information including how to determine the Service Part Number in eSI and how to locate the part(s) in the EPC.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20190416
110000 ELECTRICAL SYSTEM
This Preliminary information communicates There may be a concern with the operation of the rear suspension dump switch operation. This concern is caused by internal operation of the switch.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 251000 ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC)
20190416
251000 ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC)
This Preliminary information communicates There may be a concern with the operation of the rear suspension dump switch operation. This concern is caused by internal operation of the switch.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 020000 SUSPENSION
20190416
020000 SUSPENSION
This Preliminary information communicates There may be a concern with the operation of the rear suspension dump switch operation. This concern is caused by internal operation of the switch.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20190416
110000 ELECTRICAL SYSTEM
This Preliminary information communicates There may be a question about the maximum vehicle speed. The maximum vehicles speed is reflected by the axle ratio that it was ordered with.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 350000 EQUIPMENT
20190423
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 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20190423
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 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 350000 EQUIPMENT
20190815
350000 EQUIPMENT
N192220480 - Customer Satisfaction Program. Certain 2019 model year Chevrolet Silverado 4500/5500/6500 HD vehicles may have an owner?s manual with incorrect part numbers or descriptions in the following sections: Air Suspension; Rear Air S
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 020000 SUSPENSION
20190815
020000 SUSPENSION
N192220480 - Customer Satisfaction Program. Certain 2019 model year Chevrolet Silverado 4500/5500/6500 HD vehicles may have an owner?s manual with incorrect part numbers or descriptions in the following sections: Air Suspension; Rear Air S
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 010000 STEERING
20190815
010000 STEERING
N192220480 - Customer Satisfaction Program. Certain 2019 model year Chevrolet Silverado 4500/5500/6500 HD vehicles may have an owner?s manual with incorrect part numbers or descriptions in the following sections: Air Suspension; Rear Air S
This 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 284100 BACK OVER PREVENTION: SENSING SYSTEM: CAMERA
20190517
284100 BACK OVER PREVENTION: SENSING SYSTEM: CAMERA
This Preliminary information communication provides information to the technician on installing Regular Production Option Code UVC Rearview Camera. Technician will need to reference the latest version of General Motors Up-fitter Integratio
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 350000 EQUIPMENT
20190726
350000 EQUIPMENT
This informational bulletin provides process information for the (GWM) and (WPC) parts return program.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 350000 EQUIPMENT
20190402
350000 EQUIPMENT
This informational bulletin provides normal operating characteristics and diagnostic information on Manual transmissions.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 102000 POWER TRAIN:MANUAL TRANSMISSION
20190402
102000 POWER TRAIN:MANUAL TRANSMISSION
This informational bulletin provides normal operating characteristics and diagnostic information on Manual transmissions.
This 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 350000 EQUIPMENT
20190823
350000 EQUIPMENT
This warranty administration bulletin provides policy information, proper labor operation selection and causal part identification for warranty transactions (U.S. Only).
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 021240 SUSPENSION:FRONT:SPRINGS:LEAF SPRING ASSEMBLY
20190806
021240 SUSPENSION:FRONT:SPRINGS:LEAF SPRING ASSEMBLY
This technical bulletin provides a procedure to check and repair the rear shackle and/or add lube to the leaf springs to correct the noise.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 060000 ENGINE (PWS)
20190920
060000 ENGINE (PWS)
N192213720 - Emissions - General Motors has decided to conduct a voluntary emissions recall involving certain 2019 Chevrolet Silverado 4500HD/5500HD/6500HD vehicles equipped with a diesel engine. The engine control module (ECM) in these v
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20190920
060000 ENGINE AND ENGINE COOLING
N192213720 - Emissions - General Motors has decided to conduct a voluntary emissions recall involving certain 2019 Chevrolet Silverado 4500HD/5500HD/6500HD vehicles equipped with a diesel engine. The engine control module (ECM) in these v
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 060000 ENGINE (PWS)
20190430
060000 ENGINE (PWS)
This informational bulletin explains the normal noises an engine may make when the ambient temperature outside is cold or the vehicle has sat for a few hours.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 353000 EQUIPMENT:ELECTRICAL
20190820
353000 EQUIPMENT:ELECTRICAL
This informational bulletin provides information on Loss of Phone Pairing or Favorites, Last Setting of Volume, Station, App, and Audio Settings Change When Vehicle Shuts Down in Demo Mode and that this is considered a normal characteristic
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
20190812
103000 POWER TRAIN:AUTOMATIC TRANSMISSION
This informational bulletin provides information on Some vehicles may rock or move slightly forward or rearward while in Park at start up after cold soak. This condition may be accompanied by a clunk noise. This is a slight movement that is
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20190821
060000 ENGINE AND ENGINE COOLING
This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2.
This 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 070000 FUEL SYSTEM, GASOLINE
20190614
070000 FUEL SYSTEM, GASOLINE
This Preliminary information communicates the need to Reference the latest version of GM Upfitter Integration Bulletin 149 for deleting the front or rear fuel tank of a chassis cab truck with RPO NSQ dual fuel tanks.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20190911
060000 ENGINE AND ENGINE COOLING
This Preliminary information communicates A vehicle may have a concern of no oil pressure and/or P0521 set. the releif valve in the pump is sticking or the number 1 main bearing is damaged. Drop oil pan and confirm #1 main is spun or not.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 350000 EQUIPMENT
20190401
350000 EQUIPMENT
This informational bulletin provides information on proper use of floor mats.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 185000 VEHICLE SPEED CONTROL:CRUISE CONTROL
20190506
185000 VEHICLE SPEED CONTROL:CRUISE CONTROL
This technical bulletin provides a procedure to locate and repair a possible short in the 5294 circuit and correct the customers concern.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20190506
110000 ELECTRICAL SYSTEM
This technical bulletin provides a procedure to locate and repair a possible short in the 5294 circuit and correct the customers concern.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20190924
060000 ENGINE AND ENGINE COOLING
This Preliminary information communicates A vehicle may have a tick noise from the engine cold, initial start in the morning. A lifter may not have sufficient amount of oil during cold start operation (not pumped up). As information comes
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 204000 WHEELS:CAP/COVER/HUB
20190924
204000 WHEELS:CAP/COVER/HUB
This Preliminary information communicates Diagnostic Aids For Injector Driver Codes DTCs P01CB,?P01CC,?P01CD,?P01CE, P01CF,?P01D0,?P01D1,?P01D2,?P01D3,?P01D4,?P01D5,?P01D6,?P01D7,?P01D8,?P01D9, P01DA, set This concern could be caused by swi
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20190710
060000 ENGINE AND ENGINE COOLING
This Preliminary information communicates A vehicle may have a concern of no oil pressure and/or P0521 set. the releif valve in the pump is sticking or the number 1 main bearing is damaged. Drop oil pan and confirm #1 main is spun or not.
This 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20190610
060000 ENGINE AND ENGINE COOLING
This Preliminary information communicates There may be a concern where coolant heat shrink clamps need to be replaced for a coolant leak and/or for a service repair. Difficult to get the heat shrink clamps?to seal the coolant hose. For loca
This 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 061200 ENGINE AND ENGINE COOLING:ENGINE:DIESEL
20190930
061200 ENGINE AND ENGINE COOLING:ENGINE:DIESEL
This Preliminary Information communication advises the technician that the 6.6L Duramax Diesel Regular Production Option Code L5D has been placed on Engine Exchange program. Dealer will need to contact General Motors Product Quality Center
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20190723
060000 ENGINE AND ENGINE COOLING
This Preliminary information communicates A vehicle may have a tick noise from the engine cold, initial start in the morning. A lifter may not have sufficient amount of oil during cold start operation (not pumped up). As information comes
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20190823
110000 ELECTRICAL SYSTEM
This preliminary information bulletin provides information om Service Programming System (SPS) Error Codes E4398, E4399, E4403, M4404, M4413, E4414, E4423, E4491 or E6961).
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 070000 FUEL SYSTEM, GASOLINE
20190814
070000 FUEL SYSTEM, GASOLINE
This technical bulletin provides a procedure to flush the cooler lines to validate if there is excessive debris in the fuel system caused by a failed part.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 100000 POWER TRAIN
20190807
100000 POWER TRAIN
This technical bulletin provides a procedure to replace the torque converter and inspect the front pump and the TEHCM for metal.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 080000 FUEL SYSTEM, DIESEL
20190611
080000 FUEL SYSTEM, DIESEL
N192220030. Certain vehicles, equipped with a 6.6L diesel engine (RPO L5D), may have a condition in which the incorrect amount of silicone fluid was added to the fan drive assembly. With low fluid, the vehicle may not meet the cooling requ
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 070000 FUEL SYSTEM, GASOLINE
20190611
070000 FUEL SYSTEM, GASOLINE
N192220030. Certain vehicles, equipped with a 6.6L diesel engine (RPO L5D), may have a condition in which the incorrect amount of silicone fluid was added to the fan drive assembly. With low fluid, the vehicle may not meet the cooling requ
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 061200 ENGINE AND ENGINE COOLING:ENGINE:DIESEL
20190611
061200 ENGINE AND ENGINE COOLING:ENGINE:DIESEL
N192220030. Certain vehicles, equipped with a 6.6L diesel engine (RPO L5D), may have a condition in which the incorrect amount of silicone fluid was added to the fan drive assembly. With low fluid, the vehicle may not meet the cooling requ
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 105300 POWER TRAIN:DRIVELINE:DRIVESHAFT
20190815
105300 POWER TRAIN:DRIVELINE:DRIVESHAFT
This technical bulletin provides a procedure to index the front drive shaft rear yoke to correct the customers concern.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20190823
060000 ENGINE AND ENGINE COOLING
This bulletin provides additional information on how to graph a cylinder misfire and a possible diagnostic cause.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 060000 ENGINE (PWS)
20190813
060000 ENGINE (PWS)
This Preliminary information communicates A vehicle may have a concern of no oil pressure and/or P0521 set. the releif valve in the pump is sticking or the number 1 main bearing is damaged. Drop oil pan and confirm #1 main is spun or not.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 070000 FUEL SYSTEM, GASOLINE
20190813
070000 FUEL SYSTEM, GASOLINE
This Preliminary information communicates A vehicle may have a concern of no oil pressure and/or P0521 set. the releif valve in the pump is sticking or the number 1 main bearing is damaged. Drop oil pan and confirm #1 main is spun or not.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 111000 ELECTRICAL SYSTEM:BATTERY
20190401
111000 ELECTRICAL SYSTEM:BATTERY
This warranty administration bulletin provides policy information on the requirements for battery testing and warranty replacements.
This 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 080000 FUEL SYSTEM, DIESEL
20190905
080000 FUEL SYSTEM, DIESEL
This Preliminary Information communication advises the technician that the 6.6L Duramax Diesel Regular Production Option Code L5D has been placed on Engine Exchange program. Dealer will need to contact General Motors Product Quality Center
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 061200 ENGINE AND ENGINE COOLING:ENGINE:DIESEL
20190905
061200 ENGINE AND ENGINE COOLING:ENGINE:DIESEL
This Preliminary Information communication advises the technician that the 6.6L Duramax Diesel Regular Production Option Code L5D has been placed on Engine Exchange program. Dealer will need to contact General Motors Product Quality Center
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 010000 STEERING
20190805
010000 STEERING
This technical bulletin provides a procedure inspecting for excess grease or Sealant on the Exterior of the steering gear due to seeing grease or sealant on certain locations on the gear.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 350000 EQUIPMENT
20190906
350000 EQUIPMENT
N192255140 - Customer Satisfaction Program - Certain vehicles may have a condition in which the bolt for the secondary generator (RPO KHB) was torqued but did not receive the proper clamp load. It is possible the bolt will loosen over tim
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 100000 POWER TRAIN
20190718
100000 POWER TRAIN
N192219160 - Service Update - Certain 2019 Chevrolet Silverado 4500/5500/6500 vehicles may have been built with a rear axle housing breather improperly installed. If the rear axle housing breather were loose or missing, a customer could se
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20190813
060000 ENGINE AND ENGINE COOLING
This informational bulletin provides information on Internal Engine Noise or Damage After Oil Filter Replacement.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 063200 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE
20190826
063200 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE
This informational bulletin provides a procedure on how to perform a quick test to check if the DPF is the cause of excessive soot from the tailpipe.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20190815
060000 ENGINE AND ENGINE COOLING
This informational bulletin provides information on replacing the intake manifold when the engine is replaced after severe internal engine damage.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20200228
356000 EQUIPMENT ADAPTIVE
This informational bulletin provides information for dealers/technicians and customers on steam/vapor coming from the front grille or radiator area.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 350000 EQUIPMENT
20200228
350000 EQUIPMENT
This informational bulletin provides information for dealers/technicians and customers on steam/vapor coming from the front grille or radiator area.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 162000 STRUCTURE:BODY
20200228
162000 STRUCTURE:BODY
This informational bulletin provides information for dealers/technicians and customers on steam/vapor coming from the front grille or radiator area.
This 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 350000 EQUIPMENT
20200121
350000 EQUIPMENT
This Warranty Administration bulletin provides information on customer vehicles concern results in a manufacturer repurchase from the customer, GM depends on the dealership to host and administer the repurchase closing and intake of the ret
This 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20191015
110000 ELECTRICAL SYSTEM
This Preliminary Information communication provides information to the technician on how the radio display gets the air ambient temperature. On 1500 series trucks and all sport utility vehicle with regular production option code IO3 radio t
This 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 350000 EQUIPMENT
20190918
350000 EQUIPMENT
This warranty administration bulletin provides information regarding the field action courtesy transportation policy.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 350000 EQUIPMENT
20200127
350000 EQUIPMENT
This informational bulletin provides retail, wholesale and fleet personnel with General Motors recommendations for customer concerns related to wheel alignment.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 200000 WHEELS
20200127
200000 WHEELS
This informational bulletin provides retail, wholesale and fleet personnel with General Motors recommendations for customer concerns related to wheel alignment.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 270000 LANE DEPARTURE
20191025
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 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20191007
060000 ENGINE AND ENGINE COOLING
This Preliminary Information communication advises the technician that the 6.6L Duramax Diesel Regular Production Option Code L5D has been placed on Engine Exchange program. Dealer will need to contact General Motors Product Quality Center
This 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20191025
110000 ELECTRICAL SYSTEM
This Preliminary Information communication provides information to the technician about vehicles that may have any of these concerns remote keyless entry, passive Entry and Start Inoperative, No Fob detect message on driver information cent
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 130000 VISIBILITY
20191028
130000 VISIBILITY
This Preliminary information communicates if the sunroof, rear sliding window, and/or wireless charging are found to be inoperative due to the F2DL and/or the F8DL fuse(s) being open. Inspect the center console harness area at the hinge pi
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20191028
110000 ELECTRICAL SYSTEM
This Preliminary information communicates if the sunroof, rear sliding window, and/or wireless charging are found to be inoperative due to the F2DL and/or the F8DL fuse(s) being open. Inspect the center console harness area at the hinge pi
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20191028
110000 ELECTRICAL SYSTEM
This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicle that may have a "Check Trailer Wiring" or "Service Trailer Brake System? message on the Driver Information Center when a
This 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 350000 EQUIPMENT
20200129
350000 EQUIPMENT
This informational bulletin provides information on GM Accessories ? Dealer-Installed, Repaired or Replaced During Warranty Coverage Period.
This 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 010000 STEERING
20200203
010000 STEERING
This Preliminary information communicates The vehicle may have a concern of not turning as sharp one way or the other and/or the turning radius is not the same in either direction. The steering will not go stop to stop due to the steering l
This 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 080000 FUEL SYSTEM, DIESEL
20190930
080000 FUEL SYSTEM, DIESEL
This Informational Bulletin provides information on availability of Diesel Fuel additives.
This 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 120000 EXTERIOR LIGHTING
20200212
120000 EXTERIOR LIGHTING
Emission - General Motors has decided to conduct a voluntary emissions recall involving certain 2018-2019 model year diesel engine vehicles. The engine control module (ECM) in these vehicles may not adequately diagnose or illuminate the ma
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200212
110000 ELECTRICAL SYSTEM
Emission - General Motors has decided to conduct a voluntary emissions recall involving certain 2018-2019 model year diesel engine vehicles. The engine control module (ECM) in these vehicles may not adequately diagnose or illuminate the ma
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 080000 FUEL SYSTEM, DIESEL
20200212
080000 FUEL SYSTEM, DIESEL
Emission - General Motors has decided to conduct a voluntary emissions recall involving certain 2018-2019 model year diesel engine vehicles. The engine control module (ECM) in these vehicles may not adequately diagnose or illuminate the ma
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 070000 FUEL SYSTEM, GASOLINE
20200212
070000 FUEL SYSTEM, GASOLINE
Emission - General Motors has decided to conduct a voluntary emissions recall involving certain 2018-2019 model year diesel engine vehicles. The engine control module (ECM) in these vehicles may not adequately diagnose or illuminate the ma
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 280000 BACK OVER PREVENTION
20200213
280000 BACK OVER PREVENTION
Customer Satisfaction Program. Certain vehicles may have a condition in which the transfer case bearing setting may be out of specification. This condition may cause a potential slow fluid leak from the transfer case area and with an increa
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 100000 POWER TRAIN
20200213
100000 POWER TRAIN
Customer Satisfaction Program. Certain vehicles may have a condition in which the transfer case bearing setting may be out of specification. This condition may cause a potential slow fluid leak from the transfer case area and with an increa
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 120000 EXTERIOR LIGHTING
20200213
120000 EXTERIOR LIGHTING
Emission - General Motors has decided to conduct a voluntary emissions recall involving certain 2018 model year diesel engine vehicles. The engine control module (ECM) in these vehicles may not adequately diagnose or illuminate the malfunc
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200213
110000 ELECTRICAL SYSTEM
Emission - General Motors has decided to conduct a voluntary emissions recall involving certain 2018 model year diesel engine vehicles. The engine control module (ECM) in these vehicles may not adequately diagnose or illuminate the malfunc
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 080000 FUEL SYSTEM, DIESEL
20200213
080000 FUEL SYSTEM, DIESEL
Emission - General Motors has decided to conduct a voluntary emissions recall involving certain 2018 model year diesel engine vehicles. The engine control module (ECM) in these vehicles may not adequately diagnose or illuminate the malfunc
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 070000 FUEL SYSTEM, GASOLINE
20200213
070000 FUEL SYSTEM, GASOLINE
Emission - General Motors has decided to conduct a voluntary emissions recall involving certain 2018 model year diesel engine vehicles. The engine control module (ECM) in these vehicles may not adequately diagnose or illuminate the malfunc
This 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20200107
060000 ENGINE AND ENGINE COOLING
This Preliminary Information communication provides information to the technician on the steps need to diagnose and repair vehicles that may have stalling shudder and/or hard shifting into 1st gear or reverse vibration on launch (with exces
This 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 060000 ENGINE (PWS)
20200207
060000 ENGINE (PWS)
This Bulletin provides graphics, information and guidelines for engine component wear to assist service personnel as a guideline to perform necessary engine repairs and prevent unnecessary engine replacement.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 350000 EQUIPMENT
20200207
350000 EQUIPMENT
This Bulletin provides graphics, information and guidelines for engine component wear to assist service personnel as a guideline to perform necessary engine repairs and prevent unnecessary engine replacement.
This 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 060000 ENGINE (PWS)
20200228
060000 ENGINE (PWS)
This informational bulletin explains Unscheduled Supplemental Services (including Flushing Services and Additives) and the Proper use of GM Simplified Maintenance Schedules.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20200228
356000 EQUIPMENT ADAPTIVE
This informational bulletin explains Unscheduled Supplemental Services (including Flushing Services and Additives) and the Proper use of GM Simplified Maintenance Schedules.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 350000 EQUIPMENT
20200228
350000 EQUIPMENT
This informational bulletin explains Unscheduled Supplemental Services (including Flushing Services and Additives) and the Proper use of GM Simplified Maintenance Schedules.
This 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 070000 FUEL SYSTEM, GASOLINE
20191212
070000 FUEL SYSTEM, GASOLINE
This informational bulletin provides information on availability for a locking gas cap for trucks are operated in high amount of dirt or dust which can migrate to the filler cap area.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 350000 EQUIPMENT
20200214
350000 EQUIPMENT
This informational bulletin provides information on Wheel Alignment Specifications, Requirements and Recommendations for GM Vehicles.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 200000 WHEELS
20200214
200000 WHEELS
This informational bulletin provides information on Wheel Alignment Specifications, Requirements and Recommendations for GM Vehicles.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20200226
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This warranty administration bulletin provides information on the tires supplied with a new vehicle are covered by General Motors against defects in material or workmanship under the Bumper-to-Bumper New Vehicle Limited Warranty.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 190000 TIRES
20200226
190000 TIRES
This warranty administration bulletin provides information on the tires supplied with a new vehicle are covered by General Motors against defects in material or workmanship under the Bumper-to-Bumper New Vehicle Limited Warranty.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20200214
356000 EQUIPMENT ADAPTIVE
This Warranty Administration bulletin provides information on Essential Tools that include Consumable Parts (U.S. Only).
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20200214
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This Warranty Administration bulletin provides information on Essential Tools that include Consumable Parts (U.S. Only).
This 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20200227
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This bulletin provides information on Warranty Administration ? Required Operating Procedures - 8 Points (U.S. Only).
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20200117
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This Warranty Administration bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA) (US dealers only).
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20191112
356000 EQUIPMENT ADAPTIVE
This technical bulletin provides a procedure on how to clean and resurface aluminum wheel bead seats for vehicles that have the condition of Tire Slowly Goes Flat, Tire Air Loss, Low Tire Pressure Warning Light Illuminated, Aluminum Wheel B
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 350000 EQUIPMENT
20191112
350000 EQUIPMENT
This technical bulletin provides a procedure on how to clean and resurface aluminum wheel bead seats for vehicles that have the condition of Tire Slowly Goes Flat, Tire Air Loss, Low Tire Pressure Warning Light Illuminated, Aluminum Wheel B
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 200000 WHEELS
20191112
200000 WHEELS
This technical bulletin provides a procedure on how to clean and resurface aluminum wheel bead seats for vehicles that have the condition of Tire Slowly Goes Flat, Tire Air Loss, Low Tire Pressure Warning Light Illuminated, Aluminum Wheel B
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 190000 TIRES
20191112
190000 TIRES
This technical bulletin provides a procedure on how to clean and resurface aluminum wheel bead seats for vehicles that have the condition of Tire Slowly Goes Flat, Tire Air Loss, Low Tire Pressure Warning Light Illuminated, Aluminum Wheel B
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20190916
060000 ENGINE AND ENGINE COOLING
This diagnostic tip provides information to the tech to aid in performing a diagnostic test to verify if the camshaft alignment pin has been sheared away.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20191126
110000 ELECTRICAL SYSTEM
This technical bulletin provides a procedure to replace the torque converter and inspect the front pump and the TEHCM for metal.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 100000 POWER TRAIN
20191126
100000 POWER TRAIN
This technical bulletin provides a procedure to replace the torque converter and inspect the front pump and the TEHCM for metal.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 060000 ENGINE (PWS)
20191118
060000 ENGINE (PWS)
This diagnostic tip provides a procedure to aid in performing a diagnostic test to verify if the camshaft alignment pin has been sheared away.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20191121
356000 EQUIPMENT ADAPTIVE
This technical bulletin provides repair information to correct a customer concern of Phone Ringer Volume Turned Down or Too Quiet.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 350000 EQUIPMENT
20191121
350000 EQUIPMENT
This technical bulletin provides repair information to correct a customer concern of Phone Ringer Volume Turned Down or Too Quiet.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20191107
060000 ENGINE AND ENGINE COOLING
This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp on. Technician will find Diagnostic Trouble Codes P0340 and P0341 setting at times.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 120000 LIGHTING (PWS)
20191112
120000 LIGHTING (PWS)
This informational bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Replacement Guidelines.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20191112
356000 EQUIPMENT ADAPTIVE
This informational bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Replacement Guidelines.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 350000 EQUIPMENT
20191112
350000 EQUIPMENT
This informational bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Replacement Guidelines.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20191126
356000 EQUIPMENT ADAPTIVE
This informational bulletin provides information on key code security rules and information on GM keycode look-up applications.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 350000 EQUIPMENT
20191126
350000 EQUIPMENT
This informational bulletin provides information on key code security rules and information on GM keycode look-up applications.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 020000 SUSPENSION
20191216
020000 SUSPENSION
This Preliminary information communicates There may be a question about the maximum vehicle speed. The maximum vehicles speed is reflected by the axle ratio that it was ordered with.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 210000 TRAILER HITCHES
20191219
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 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 060000 ENGINE (PWS)
20191101
060000 ENGINE (PWS)
This New Model Features Bulletin provides General Information and other Topics to help the Service Personnel become familiar with features specific to the new Medium Duty 2019 Chevrolet Silverado 4500HD, 5500HD and 6500HD.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 030000 BRAKES (PWS)
20191101
030000 BRAKES (PWS)
This New Model Features Bulletin provides General Information and other Topics to help the Service Personnel become familiar with features specific to the new Medium Duty 2019 Chevrolet Silverado 4500HD, 5500HD and 6500HD.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 350000 EQUIPMENT
20191101
350000 EQUIPMENT
This New Model Features Bulletin provides General Information and other Topics to help the Service Personnel become familiar with features specific to the new Medium Duty 2019 Chevrolet Silverado 4500HD, 5500HD and 6500HD.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 100000 POWER TRAIN
20191101
100000 POWER TRAIN
This New Model Features Bulletin provides General Information and other Topics to help the Service Personnel become familiar with features specific to the new Medium Duty 2019 Chevrolet Silverado 4500HD, 5500HD and 6500HD.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20200110
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 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 010000 STEERING
20200131
010000 STEERING
This Preliminary information communicates The vehicle may have a concern of not turning as sharp one way or the other and/or the turning radius is not the same in either direction. The steering will not go stop to stop due to the steering l
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 121000 EXTERIOR LIGHTING:HEADLIGHTS
20200128
121000 EXTERIOR LIGHTING:HEADLIGHTS
This Preliminary information communicates that water leaking into the headlamp assembly or headlamp assembly connections can cause an electrical short which will keep modules from shutting down causing a dead battery and a no crank conditio
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 120000 EXTERIOR LIGHTING
20200128
120000 EXTERIOR LIGHTING
This Preliminary information communicates that water leaking into the headlamp assembly or headlamp assembly connections can cause an electrical short which will keep modules from shutting down causing a dead battery and a no crank conditio
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200128
110000 ELECTRICAL SYSTEM
This Preliminary information communicates that water leaking into the headlamp assembly or headlamp assembly connections can cause an electrical short which will keep modules from shutting down causing a dead battery and a no crank conditio
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 353100 EQUIPMENT:ELECTRICAL:ANTI-THEFT DEVICES
20191112
353100 EQUIPMENT:ELECTRICAL:ANTI-THEFT DEVICES
This Preliminary information communicates a normal DIC message after learning keys/fobs which indicates the drivers memory position.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 030000 SERVICE BRAKES, HYDRAULIC
20191114
030000 SERVICE BRAKES, HYDRAULIC
This Preliminary information communicates information on the brake booster pump running at all times even with ignition off. Dealer is to disconnect the brake pipe pressure switch to verify it concern is corrected, if so dealer is to repla
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20191120
060000 ENGINE AND ENGINE COOLING
This Preliminary information communicates There may be a concern where coolant heat shrink clamps need to be replaced for a coolant leak and/or for a service repair. Difficult to get the heat shrink clamps?to seal the coolant hose. For loca
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 350000 EQUIPMENT
20191212
350000 EQUIPMENT
This preliminary information bulletin provides information om Service Programming System (SPS) Error Codes (E4398, E4399, E4403, M4404, M4413, M6954, M6955, E4414, E4423, E4491 or E6961).
This 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20200414
356000 EQUIPMENT ADAPTIVE
This preliminary informational bulletin provides information to dealership personnel which may be helpful when addressing underbody component corrosion with customers.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 162000 STRUCTURE:BODY
20200414
162000 STRUCTURE:BODY
This preliminary informational bulletin provides information to dealership personnel which may be helpful when addressing underbody component corrosion with customers.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 270000 LANE DEPARTURE
20200310
270000 LANE DEPARTURE
This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the Instrument Panel Cluster (IPC) Gages at Zero, Multiple Warning Lights On, No
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 353000 EQUIPMENT:ELECTRICAL
20200310
353000 EQUIPMENT:ELECTRICAL
This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the Instrument Panel Cluster (IPC) Gages at Zero, Multiple Warning Lights On, No
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 270000 LANE DEPARTURE
20200305
270000 LANE DEPARTURE
This engineering information (EI) is requesting information from the technicians for issues regarding Instrument Panel Cluster (IPC) Gages at Zero, Multiple Warning Lights On, No Chimes and/or Turn Single Audio.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20200417
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 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 210000 TRAILER HITCHES
20200325
210000 TRAILER HITCHES
This engineering information (EI) is requesting information from technicians to perform the checklist provided and contact the engineer listed in regards to a Check Trailer Message on Drivers Information Center (DIC) and/or F74, F82 Fuses B
This 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD 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 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20200403
356000 EQUIPMENT ADAPTIVE
This informational bulletin provides information on interior cleaning products and what is offered to clean the interiors of GM vehicles.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 350000 EQUIPMENT
20200403
350000 EQUIPMENT
This informational bulletin provides information on interior cleaning products and what is offered to clean the interiors of GM vehicles.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 060000 ENGINE (PWS)
20200508
060000 ENGINE (PWS)
This technical bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier fuels shou
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20200508
356000 EQUIPMENT ADAPTIVE
This technical bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier fuels shou
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 073000 FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM
20200508
073000 FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM
This technical bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier fuels shou
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 353000 EQUIPMENT:ELECTRICAL
20200428
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 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20200428
356000 EQUIPMENT ADAPTIVE
This informational bulletin includes information on Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 350000 EQUIPMENT
20200428
350000 EQUIPMENT
This informational bulletin includes information on Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200508
110000 ELECTRICAL SYSTEM
This Preliminary Information communication advises the technician that the customer may experience a 2-3 slip or flare after the vehicle has been sitting for a period of time. Technician can update the Transmission Control Module if working
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 100000 POWER TRAIN
20200508
100000 POWER TRAIN
This Preliminary Information communication advises the technician that the customer may experience a 2-3 slip or flare after the vehicle has been sitting for a period of time. Technician can update the Transmission Control Module if working
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 117000 DIGITAL INSTRUMENT PANEL
20200506
117000 DIGITAL INSTRUMENT PANEL
This informational bulletin includes information on Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 350000 EQUIPMENT
20200506
350000 EQUIPMENT
This informational bulletin includes information on Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 060000 ENGINE (PWS)
20200527
060000 ENGINE (PWS)
This informational bulletin explains the normal noises an engine may make when the ambient temperature outside is cold or the vehicle has sat for a few hours.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 060000 ENGINE (PWS)
20200504
060000 ENGINE (PWS)
This technical bulletin provides a procedure to repair the valve lifter oil manifold and/or lifters to correct the customers concern of engine misfire, ticking noise and/or MIL Illuminated.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 280000 BACK OVER PREVENTION
20200302
280000 BACK OVER PREVENTION
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 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 353000 EQUIPMENT:ELECTRICAL
20200302
353000 EQUIPMENT:ELECTRICAL
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 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200302
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 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20191113
356000 EQUIPMENT ADAPTIVE
N192275090 - Service Update - Certain 2019 model year Chevrolet Silverado Medium Duty 4500/5500/6500 vehicles may have a condition where after the fuel filler tube is tied back to the frame for shipment there may be sufficient tension place
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 350000 EQUIPMENT
20191113
350000 EQUIPMENT
N192275090 - Service Update - Certain 2019 model year Chevrolet Silverado Medium Duty 4500/5500/6500 vehicles may have a condition where after the fuel filler tube is tied back to the frame for shipment there may be sufficient tension place
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 071110 FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY:FILLER PIPE AND CAP
20191113
071110 FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY:FILLER PIPE AND CAP
N192275090 - Service Update - Certain 2019 model year Chevrolet Silverado Medium Duty 4500/5500/6500 vehicles may have a condition where after the fuel filler tube is tied back to the frame for shipment there may be sufficient tension place
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20191115
356000 EQUIPMENT ADAPTIVE
Certain 2019 model year Chevrolet Silverado 4500/5500/6500 vehicles with rear air suspension may have been built with a switch that allows the rear suspension air bags to re-inflate while the vehicle is in Park. The air suspension should n
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 350000 EQUIPMENT
20191115
350000 EQUIPMENT
Certain 2019 model year Chevrolet Silverado 4500/5500/6500 vehicles with rear air suspension may have been built with a switch that allows the rear suspension air bags to re-inflate while the vehicle is in Park. The air suspension should n
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 020000 SUSPENSION
20191115
020000 SUSPENSION
Certain 2019 model year Chevrolet Silverado 4500/5500/6500 vehicles with rear air suspension may have been built with a switch that allows the rear suspension air bags to re-inflate while the vehicle is in Park. The air suspension should n
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 117000 DIGITAL INSTRUMENT PANEL
20200527
117000 DIGITAL INSTRUMENT PANEL
This informational bulletin includes information on Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 350000 EQUIPMENT
20200527
350000 EQUIPMENT
This informational bulletin includes information on Interior Cleaning - Instrument Panel (IP), Hard or Plastic Surfaces, Seats, Carpet, Leather, Vinyl, Fabric Cleaner, Stain Remover, Restorer - Product Availability.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 284000 BACK OVER PREVENTION: CAMERA SYSTEM
20200526
284000 BACK OVER PREVENTION: CAMERA SYSTEM
This Preliminary information communication provides information to the technician on installing Regular Production Option Code UVC Rearview Camera. Technician will need to reference the latest version of General Motors Up-fitter Integratio
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200311
110000 ELECTRICAL SYSTEM
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 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 350000 EQUIPMENT
20200428
350000 EQUIPMENT
This Warranty Administration Bulletin Provides High Voltage Battery Exchange Process Information.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200428
110000 ELECTRICAL SYSTEM
This Warranty Administration Bulletin Provides High Voltage Battery Exchange Process Information.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 031100 SERVICE BRAKES, ELECTRIC
20200320
031100 SERVICE BRAKES, ELECTRIC
This Preliminary Information communication provides information to the technician about vehicles that may have a Service Trailer Brake message in the Driver Information Center. Also the vehicle will have a Diagnostic Trouble Code U0415 set.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200320
110000 ELECTRICAL SYSTEM
This Preliminary Information communication provides information to the technician about vehicles that may have a Service Trailer Brake message in the Driver Information Center. Also the vehicle will have a Diagnostic Trouble Code U0415 set.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 350000 EQUIPMENT
20200507
350000 EQUIPMENT
This informational bulletin provides the dealership with how to prep a vehicle for delivery to the customer to aid in higher CSi scores.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200520
110000 ELECTRICAL SYSTEM
This informational bulletin provides information for the IPC odometer programming method quick reference guide.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20200506
060000 ENGINE AND ENGINE COOLING
This Preliminary Information communication provides information and definitions to the technician about vehicles that have fishbite, chuggle, misfire, AFM disturbances or torque converter shudder/vibration concerns. Technician are advised t
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 160000 STRUCTURE
20200508
160000 STRUCTURE
This Preliminary Information communication provides information to the technician to help converting vehicles to fleet key option Regular Production Option Code 6E2 or 6E8. Technician will need to check the Regular Production Option Code fo
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200508
110000 ELECTRICAL SYSTEM
This Preliminary Information communication provides information to the technician to help converting vehicles to fleet key option Regular Production Option Code 6E2 or 6E8. Technician will need to check the Regular Production Option Code fo
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200513
110000 ELECTRICAL SYSTEM
This Preliminary information communicates Some customers may comment that the SES lamp is illuminated or was Illuminated and turned off. During inspection Technician may notice DTC P1682 (Ignition 1 Switch Circuit 2) active or stored in his
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 063100 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL
20200407
063100 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL
Emission Recall - Exceeds NOx Standard In Emissions Testing - General Motors has decided to conduct a voluntary emissions recall involving certain 2019-2020 Chevrolet Silverado 4500HD/5500HD/6500HD vehicles equipped with a 6.6L diesel engin
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 060000 ENGINE (PWS)
20200504
060000 ENGINE (PWS)
This technical bulletin provides a procedure to replace the torque converter and inspect the front pump and the TEHCM for metal.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 350000 EQUIPMENT
20200504
350000 EQUIPMENT
This technical bulletin provides a procedure to replace the torque converter and inspect the front pump and the TEHCM for metal.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 070000 FUEL SYSTEM, GASOLINE
20200504
070000 FUEL SYSTEM, GASOLINE
This technical bulletin provides a procedure to replace the torque converter and inspect the front pump and the TEHCM for metal.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20200528
060000 ENGINE AND ENGINE COOLING
This technical bulletin provides a service procedure to correct a condition of Ticking Noise from the Engine.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 030000 BRAKES (PWS)
20200529
030000 BRAKES (PWS)
This technical bulletin provides a procedure for pad replacement due to on premature and/or uneven brake pad wear.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 060000 ENGINE (PWS)
20200504
060000 ENGINE (PWS)
This technical bulletin provides a procedure to program the ECM to correct the customers concern.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200504
110000 ELECTRICAL SYSTEM
This technical bulletin provides a procedure to program the ECM to correct the customers concern.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200504
110000 ELECTRICAL SYSTEM
This informational bulletin provides a way for the technician to identify if the ECM has been modified.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20200504
060000 ENGINE AND ENGINE COOLING
This informational bulletin provides a way for the technician to identify if the ECM has been modified.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 073200 FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS
20200505
073200 FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS
This informational bulletin explains to the tech on how to order a new fuel injector by matching the part number on the part and ordering it from the EPC.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 060000 ENGINE (PWS)
20200303
060000 ENGINE (PWS)
This technical bulletin provides a procedure to index the front drive shaft rear yoke to correct the customers concern.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 354000 EQUIPMENT:MECHANICAL
20200303
354000 EQUIPMENT:MECHANICAL
This technical bulletin provides a procedure to index the front drive shaft rear yoke to correct the customers concern.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 103000 POWER TRAIN:AUTOMATIC TRANSMISSION
20200303
103000 POWER TRAIN:AUTOMATIC TRANSMISSION
This technical bulletin provides a procedure to index the front drive shaft rear yoke to correct the customers concern.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20200303
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This technical bulletin provides a procedure to clear the codes and test the Tcase if found that the customer has tried to shift the t-case from 4lo to Hi gears while driving.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 353000 EQUIPMENT:ELECTRICAL
20200306
353000 EQUIPMENT:ELECTRICAL
This informational bulletin provides information for dealers/technicians on Silverado 4500HD/5500HD/6500HD RPO 5H1 - 2 Spare keys.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20200320
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This informational bulletin provides information on interior cleaning products and what is offered to clean the interiors of GM vehicles.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20200312
356000 EQUIPMENT ADAPTIVE
Emission - General Motors has decided to conduct a voluntary emissions recall involving certain 2016-2019 model year diesel engine vehicles. The engine control module (ECM) in these vehicles may not adequately diagnose or illuminate the ma
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200312
110000 ELECTRICAL SYSTEM
Emission - General Motors has decided to conduct a voluntary emissions recall involving certain 2016-2019 model year diesel engine vehicles. The engine control module (ECM) in these vehicles may not adequately diagnose or illuminate the ma
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20200318
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This warranty administration bulletin provides policy information for courtesy transportation and roadside assistance programs.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 100000 POWER TRAIN
20200401
100000 POWER TRAIN
This technical bulletin provides a procedure to validate if the parking pawl actuator is not working as intended, causing the parking pawl to engage while driving.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 350000 EQUIPMENT
20200306
350000 EQUIPMENT
This informational bulletin provides information for dealers/technicians on When and How to Submit a Field Product Report (FPR) (U.S. Dealers Only).
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 190000 TIRES
20200304
190000 TIRES
This informational bulletin provides information for dealers/technicians on Use of Nitrogen Gas in Tires.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 353000 EQUIPMENT:ELECTRICAL
20200331
353000 EQUIPMENT:ELECTRICAL
This warranty administration bulletin explains to the technician that when using wiring repair labor operations, additional information may be needed when submitting Global Warranty transactions when doing wiring repairs.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20200317
060000 ENGINE AND ENGINE COOLING
This informational bulletin explains the normal noises an engine may make when the ambient temperature outside is cold or the vehicle has sat for a few hours.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20200303
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This warranty administration bulletin provides information on Warranty Administration ? Customer Concern Not Duplicated (CCND) Labor Operation Numbers.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 280000 BACK OVER PREVENTION
20200309
280000 BACK OVER PREVENTION
This technical bulletin provides a procedure to repair the valve lifter oil manifold and/or lifters to correct the customers concern of engine misfire, ticking noise and/or MIL Illuminated.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 060000 ENGINE (PWS)
20200309
060000 ENGINE (PWS)
This technical bulletin provides a procedure to repair the valve lifter oil manifold and/or lifters to correct the customers concern of engine misfire, ticking noise and/or MIL Illuminated.
This 2019 CHEVROLET SILVERADO 4500HD Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20200302
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This warranty administration bulletin provides information on Global Warranty Management (GWM) Warranty Parts Center (WPC) Parts Return Program Information.
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