2020 Chevrolet Silverado 3500
TSBs (Technical Service Bulletins)
Technical Service Bulletins (TSBs) for the 2020 Silverado 3500 are official communications between Chevrolet & their dealerships that describe processes for troubleshooting or fixing certain common problems. All vehicle manufacturers are required by U.S. law to make their TSBs available to the public.
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TSB #PIT5544E
This Preliminary information communicates information on a hydrauilc rush type noise from the power steering gear. This noise is a characteristic of the new Active Hydraulic Assist System RPO NV8 and no repairs should be made. Read More »
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TSB #PIT5809A
This Preliminary information communicates an issues with a pop, clunk, knock, rattle type noise heard from the steering column over bumps and ask dealerships to replace the upper column shaft. Read More »
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TSB #20NA192
This technical bulletin provides a procedure to try multiple different adjustments based on the condition of Steering Dither/Shake or Quick Steering Wheel Oscillation at Speeds of 80-129?km/h (50-80?mph). Read More »
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TSB #20NA021
This technical bulletin provides repair information to correct a customer concern of Intermittent "Service Steering Column Lock" message displayed with U0155 Set. Read More »
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TSB #20NA006
This informational bulletin explains there is another steering hose that can be used for cold weather drivers that experience a steering hose leak. Read More »
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TSB #20NA021
This technical bulletin provides repair information to correct a customer concern of Intermittent "Service Steering Column Lock" message displayed with U0155 Set. Read More »
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TSB #20NA006
This informational bulletin explains there is another steering hose that can be used for cold weather drivers that experience a steering hose leak. Read More »
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TSB #19NA240
This technical bulletin provides repair information to correct a customer concern of steering wheel oscillation, vibration, shake 50-80 mph. Read More »
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TSB #16NA109
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. Read More »
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TSB #130232001F
This technical bulletin provides a procedure to flush and bleed power steering system to correct a power steering noise or fluid leak concern that is caused during extremely low temperatures. Read More »
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TSB #PIE0573
This engineering information (EI) is requesting information from technicians to perform the inspection and verify that the rear axle dampener (TVA) is loose after a loud banging noise is heard from the rear of the vehicle while in motion ... Read More »
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TSB #20NA020
This technical bulletin provides a procedure to replace the front and rear brake pads if the brakes are squealing. Read More »
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TSB #22-NA-092
This informational bulletin provides an optional repair using a different set of brakes that may correct the customers concern of Early Brake Wear in Harsh Environments. Read More »
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TSB #20NA020
This technical bulleti provides a procedure to replace the front and rear brake pads if the brakes are squealing. Read More »
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TSB #20NA020
This technical bulletin provides a procedure to replace the front and rear brake pads if the brakes are squealing. Read More »
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TSB #20NA020
This technical bulleti provides a procedure to replace the front and rear brake pads if the brakes are squealing. Read More »
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TSB #PIT5662F
This Preliminary information communicates information to diagnose DTC C056D or C056E. Read More »
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TSB #PIP5753
PIP5753 created to advise the technician to inspect for loose bolts on the turbocharger if there is a performance issue and code set. Read More »
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TSB #20-NA-207
This service bulletin informs the technician to inspect for a possible electrical concern at the ECM X2 electrical connector to correct a customer concern of Malfunction Indicator Lamp (MIL) Illuminated - DTC P0333 Set. Read More »
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TSB #12-00-89-003B
This service bulletin provides policy information on warranty administration guidelines for multiple repairs with independent causes (GM Canada Dealers Only). Read More »
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TSB #PIP5844
This Preliminary information communicates the possibility of dtc p06DD due to low or no oil pressure immediately following engine oil and filter change due to oil filter and main oil gallery being drained or empty. Read More »
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TSB #PIP5838A
This Preliminary information communicates to the dealership technician a change made to the wire harness and reductant control module for the Diesel Exhaust Fluid tank connector. Read More »
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TSB #PIP5632F
This Preliminary Information communication provides information to the technician that General Motors Technical Assistance Center may ask for Global Diagnostic System 2 Session Log. Read More »
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TSB #PIT5448G
This Preliminary Information communication advises the technician with a tip when the vehicle stops running after it has been idling for 2.5 hours. Read More »
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TSB #PIP5794B
This Preliminary information communicates diagnostics to the dealer involving a vehicle shudder concern caused by the camshaft actuator system that can be mistaken for a transmission issue. Read More »
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TSB #PIP5806C
This preliminary information bulletin instructs to technicians to check the trigger wheel for interfering with the timing chain, and adding a shim to the camshaft position sensor. Read More »
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TSB #PIP5806B
This preliminary information bulletin instructs to technicians to check the trigger wheel for interfering with the timing chain, and adding a shim to the camshaft position sensor. Read More »
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TSB #PIE0642
This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards the Service Engine Soon (SES) lamp illuminated and/or Service Emission System ... Read More »
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TSB #PIE0590A
This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards check to the engine lamp being illuminated on the drivers information center ... Read More »
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TSB #PIP5733F
This Preliminary information communicates Possible Crank no start or extended crank with DTC p12A6 set current or history. Under Investigation Read More »
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TSB #19NA187
This bulletin provides additional information on how to graph a cylinder misfire and a possible diagnostic cause. Read More »
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TSB #PIP5733C
This Preliminary information communicates Possible Crank no start or extended crank with DTC p12A6 set current or history. Under Investigation Read More »
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TSB #PIP5733B
This Preliminary information communicates Possible Crank no start or extended crank with DTC p12A6 set current or history. Under Investigation Read More »
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TSB #PIP5684B
This Preliminary information communicates the use of air leak diagnostic test tool CH-52250 in addition to the information found in the service manual. Read More »
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TSB #PIP5504F
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. Read More »
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TSB #PIP5733
This Preliminary information communicates Possible Crank no start or extended crank with DTC p12A6 set current or history. Under Investigation Read More »
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TSB #20NA096
This informational bulletin provides information for dealers/technicians on Glow Plug Control Module Update. Read More »
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TSB #20NA083
This technical bulletin provides a procedure to check the oil level for correct reading and oil pressure switch is in working order. Read More »
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TSB #20NA043
This informational bulletin advises the technician to not replace the TMAP sensor, clean it using air or harsh chemicals but allow time for the sensor to thaw. Read More »
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TSB #PIP5656D
This Preliminary Information communication advises the technician that the 6.6L Engine (RPO L8T) has been placed on Engine Exchange program and crankshaft has been placed on part ordering restriction. Read More »
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TSB #18NA073
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. Read More »
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TSB #19NA212
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. Read More »
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TSB #16NA376
This informational bulletin provides information on higher than expected oil consumption. Read More »
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TSB #17NA374
This informational bulletin advises the technician of how the Soot information has changed from grams to percentage. Read More »
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TSB #18NA150
This informational bulletin provides information on 6.6L Duramax Possible Oil Leak Path Information. Read More »
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TSB #14-06-04-004H
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. Read More »
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TSB #03-06-01-023E
This information bulletin explains how to measure for oil consumption and possible reasons for loss of oil. Read More »
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TSB #PIE0693
This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to Oil Leaking from Front of Engine. Read More »
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TSB #22-NA-080
This technical bulletin provides a procedure to replace the camshaft actuator magnet to correct customer concerns of engine related shudder. Read More »
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TSB #21-NA-214
This technical bulletin provides repair information to correct a customer concern of Service Engine Soon Lamp being illuminated with DTCs P2002, P2463, P2459, P144E, P0421, P0422, P0106 P20EE, P129F, P16F3, P20FF, P226D, P249D, P249E, ... Read More »
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TSB #22-NA-074
This service bulletin provides service information to technicians on guidelines to replace Oil Cooler, Oil Cooler Lines and Oil Tank if the engine was replaced where large amounts of debris has flowed throughout the oiling system. Read More »
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TSB #22-NA-009
This service bulletin provides service information on new torque specification and installation procedure for ACDelco Spin-On Oil Filters. Read More »
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TSB #05-00-89-072E
This service bulletin provides the technician with additional information on fuels, fuel additives and fuel management. Read More »
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TSB #PIP5844
This Preliminary information communicates the possibility of dtc p06DD due to low or no oil pressure immediately following engine oil and filter change due to oil filter and main oil gallery being drained or empty. Read More »
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TSB #20-NA-038
This informational bulletin explains the difference in AFM and DFM engines and what is and is not activated during this occurrence. Read More »
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TSB #PIP5838A
This Preliminary information communicates to the dealership technician a change made to the wire harness and reductant control module for the Diesel Exhaust Fluid tank connector. Read More »
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TSB #PIP5791A
This Preliminary information communicates to dealership technicians to perform a sweep of the coolant flow control valve and test the circuits before replacing the Engine Coolant Flow Control Valve, and to assist engineering in root ... Read More »
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TSB #PIP5808A
This Preliminary information communicates to technicians to replace the ECM and affected sensor if diagnostics leads to replacement of the ECM. Read More »
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TSB #PIT5479E
This Preliminary Information communication provides information to the technician about fluid leaking from the brake caliper piston area found during a service of the vehicle. Read More »
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TSB #PIP5832
This Preliminary information communicates to the dealer an issue where a vehicle may be exhibiting an engine noise condiion. The dealer is instructed on how to isolate the noise to a specific area of the engine for further diagnosis. Read More »
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TSB #PIP5628E
This Preliminary information communicates information that will need to be provided to TAC to aid in diagnosing if a vehicle comes in with misfire and DTC Codes P0300 - P0308 and/or P050D Read More »
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TSB #20NA218
This technical bulletin provides repair information to correct a customer concern of Possible Crank No Start or Extended Crank with DTC P12A6. Read More »
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TSB #18NA098
This informational bulletin provides information for the technicians on where to look on the Duramax engine for coolant leaks. Read More »
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TSB #18NA150
This informational bulletin provides information on 6.6L Duramax Possible Oil Leak Path Information. Read More »
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TSB #PIP5733D
This Preliminary information communicates Possible Crank no start or extended crank with DTC p12A6 set current or history. Under Investigation Read More »
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TSB #PIP5751
This PI was created to gather data to root cause the P06DD and/or oil consumption Read More »
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TSB #20NA043
This informational bulletin advises the technician to not replace the TMAP sensor, clean it using air or harsh chemicals but allow time for the sensor to thaw. Read More »
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TSB #PIP5719B
This Preliminary information communicates the possibility of dtc P12A6 with the possibility of a crank no start or extended crank concern. Read More »
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TSB #140604004F
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. Read More »
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TSB #N192267990
N192259800 - Customer Satisfaction Program - Certain 2020 vehicles vehicles, equipped with the 6.6L diesel engine (RPO L5P), may have a condition in which the adhesive attaching the heat shield to the air inlet panel may lose adhesion. Read More »
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TSB #18NA361
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. Read More »
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TSB #010601011K
This informational bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption. Read More »
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TSB #N192266751
N192266751 - Service Update (9 VINs moved from N192266750 due to different procedure). On certain vehicles that are equipped with a 6.6L diesel engine, may have one or more of the following conditions exist: 1. Read More »
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TSB #16NA372
This bulletin provides information on common diesel engine tick noises and how they are considered part of normal operation and no parts should be replaced for these normal operating conditions. Read More »
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TSB #000601026M
This informational bulletin provides information on replacing the intake manifold when the engine is replaced after severe internal engine damage. Read More »
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TSB #070601016F
This informational bulletin provides information on Internal Engine Noise or Damage After Oil Filter Replacement. Read More »
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TSB #PIP5656
This Preliminary Information communication advises the technician that the 6.6L Engine (RPO L8T) has been placed on Engine Exchange program. Dealer will need to contact General Motors Product Quality Center for further assistance. Read More »
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TSB #18NA098
This informational bulletin provides information for the technicians on where to look on the Duramax engine for coolant leaks. Read More »
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TSB #PIP5735A
This Preliminary information communicates to dealer technicians normal operating characteristics of the turbocharger exhaust brake. Read More »
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TSB #N212354170-02
Emission Recall - General Motors has decided to conduct a Voluntary Emissions Recall to improve the operation of the regeneration cycle on certain 2020 Chevrolet Silverado and GMC Sierra vehicles with a 6.6L diesel engine. Read More »
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TSB #N212342980-01
Service Update. On certain vehicles equipped with a 6.6L diesel engine (RPO L5P), the DEF tank connector may overheat and set the following diagnostic codes (P10D9, P143C and P10F3), which will result in reduced engine speed. Read More »
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TSB #17NA374
This informational bulletin advises the technician of how the Soot information has changed from grams to percentage. Read More »
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TSB #N202300791
Service Update - In some vehicles, equipped with diesel engines, the Diesel Exhaust Fluid (DEF) system may not immediately reactivate, as it should, after the vehicle?s control system finds that a DEF heater fault is no longer present. Read More »
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TSB #N192286190
Service Update - Certain vehicles may have a condition where the thermal cover may accelerate corrosion of the low pressure diesel hydrocarbon injector. Dealers are to remove the low pressure diesel hydrocarbon injector thermal cover. Read More »
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TSB #21NA002
This informational bulletin provides a test procedure, for a possible faulty DEF Heater. Read More »
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TSB #20NA195
This technical bulletin provides a procedure to replace the NOx2 sensor if found the cause of the customers concern. Read More »
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TSB #20NA218
This technical bulletin provides repair information to correct a customer concern of Possible Crank No Start or Extended Crank with DTC P12A6. Read More »
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TSB #20NA218
This technical bulletin provides repair information to correct a customer concern of Possible Crank No Start or Extended Crank with DTC P12A6. Read More »
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TSB #20NA218
This technical bulletin provides repair information to correct a customer concern of Possible Crank No Start or Extended Crank with DTC P12A6. Read More »
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TSB #PIP5684B
This Preliminary information communicates the use of air leak diagnostic test tool CH-52250 in addition to the information found in the service manual. Read More »
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TSB #20NA203
This informational bulletin explains how the regen works for the DEF system and how it works at different levels. Read More »
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TSB #N202300791
Service Update - In some vehicles, equipped with diesel engines, the Diesel Exhaust Fluid (DEF) system may not immediately reactivate, as it should, after the vehicle?s control system finds that a DEF heater fault is no longer present. Read More »
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TSB #100605002H
This informational bulletin provides information on Clean Exhaust Filter See Owners Manual Now or Cleaning Exhaust Filter Keep Driving Until Message is Cleared messages Displayed on DIC, DTC P2463 May Be Set. Read More »
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TSB #PIE0642A
This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards the Service Engine Soon (SES) lamp illuminated and/or Service Emission System ... Read More »
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TSB #21NA006
This bulletin provides a possible location of a bad connection at the reductant fluid tanks electrical connector. Read More »
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TSB #15NA010
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. Read More »
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TSB #PIP5503B
This Preliminary information communicates to the dealer additional information on checking for the engne crankcase being overfull on oil causing an engine vibration concern. Read More »
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TSB #05-00-89-072E
This service bulletin provides the technician with additional information on fuels, fuel additives and fuel management. Read More »
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TSB #20-NA-038
This informational bulletin explains the difference in AFM and DFM engines and what is and is not activated during this occurrence. Read More »
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TSB #PIP5838
This Preliminary information communicates to the dealership technician a change made to the wire harness and reductant control module for the Diesel Exhaust Fluid tank connector. Read More »
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TSB #PIT5732B
This Preliminary information provides information to the technician on relocating the DEF tank to install a service body. Technician will need to reference the latest version of General Motors Up-fitter Integration Bulletin 156. Read More »
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TSB #21NA025
This technical bulletin provides a procedure to replace the Fuel Power Module if found the cause of the customers concern. Read More »
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TSB #050604022Q
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. Read More »
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TSB #18NA361
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. Read More »
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TSB #18NA103
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. Read More »
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TSB #20NA197
This technical bulletin provides a procedure to inspect and repair the fuel pressure sensor if found the cause of the customers concern. Read More »
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TSB #04-06-04-051F
This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent additive. Read More »
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TSB #16NA383
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 ... Read More »
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TSB #PIP5838
This Preliminary information communicates to the dealership technician a change made to the wire harness and reductant control module for the Diesel Exhaust Fluid tank connector. Read More »
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TSB #N212342980-01
Service Update. On certain vehicles equipped with a 6.6L diesel engine (RPO L5P), the DEF tank connector may overheat and set the following diagnostic codes (P10D9, P143C and P10F3), which will result in reduced engine speed. Read More »
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TSB #N212342980
On certain vehicles equipped with a 6.6L diesel engine (RPO L5P), the DEF tank connector may overheat and set the following diagnostic codes (P10D9, P143C and P10F3), which will result in reduced engine speed. Read More »
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TSB #21NA002
This informational bulletin provides a test procedure, for a possible faulty DEF Heater. Read More »
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TSB #19NA237
This informational bulletin explains how to identify possible DEF contamination. Read More »
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TSB #N202300791
Service Update - In some vehicles, equipped with diesel engines, the Diesel Exhaust Fluid (DEF) system may not immediately reactivate, as it should, after the vehicle?s control system finds that a DEF heater fault is no longer present. Read More »
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TSB #19NA237
This informational bulletin explains how to identify possible DEF contamination. Read More »
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TSB #030604017N
This Informational Bulletin provides information on availability of Diesel Fuel additives. Read More »
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TSB #050604022Q
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. Read More »
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TSB #PIT5732
This Preliminary information provides information to the technician on relocating the DEF tank to install a service body. Technician will need to reference the latest version of General Motors Up-fitter Integration Bulletin 156. Read More »
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TSB #18NA150
This informational bulletin provides information on 6.6L Duramax Possible Oil Leak Path Information. Read More »
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TSB #20-NA-050
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. Read More »
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TSB #PIP5794B
This Preliminary information communicates diagnostics to the dealer involving a vehicle shudder concern caused by the camshaft actuator system that can be mistaken for a transmission issue. Read More »
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TSB #21-NA-214
This technical bulletin provides repair information to correct a customer concern of Service Engine Soon Lamp being illuminated with DTCs P2002, P2463, P2459, P144E, P0421, P0422, P0106 P20EE, P129F, P16F3, P20FF, P226D, P249D, P249E, ... Read More »
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TSB #20-NA-209
This technical bulletin provides repair information to correct a customer concern of Service 4WD Message illuminated on Driver Information Center (DIC), DTCs C118D, C119B and/or C119C set. Read More »
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TSB #20-NA-207
This service bulletin informs the technician to inspect for a possible electrical concern at the ECM X2 electrical connector to correct a customer concern of Malfunction Indicator Lamp (MIL) Illuminated - DTC P0333 Set. Read More »
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TSB #PIP5706A
This Preliminary information communicates to the dealer a condition with the throttle body that may illuminate the service engine soon light, cause the engine to run rough and/or display reduced engine power message. Read More »
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TSB #21NA238
This technical bulletin provides a procedure to inspect the front pump of the transmission for a possible leak. Read More »
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TSB #PIP5806D
This preliminary information bulletin instructs to technicians to check the trigger wheel for interfering with the timing chain, and adding a shim to the camshaft position sensor. Read More »
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TSB #PIE0583B
This engineering information (EI) is requesting information from technicians and to contact the engineers listed in regards to Transmission Performance Issues without a Current or History DTC and Unable to Duplicate the Customer Concern ... Read More »
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TSB #19NA187
This bulletin provides additional information on how to graph a cylinder misfire and a possible diagnostic cause. Read More »
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TSB #PIE0583
This engineering information (EI) is requesting information from technicians to provided the engineers listed in regards to Early, Late, Harsh and/or Slip Type Transmission Performance. Read More »
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TSB #PIP5504F
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. Read More »
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TSB #N192282860 01
Service Update. Certain vehicles may have a condition where the transmission enters a neutral state when the internal range sensor (IRS) fault is active. Dealers are to reprogram the transmission control module. Read More »
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TSB #PIP5727
This Preliminary information communicates diagnostic tips on finding root cause of a hoot noise. If the technician confirms the hoot noise is only present while the torque converter clutch is applying the technician should advise the ... Read More »
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TSB #20NA019
This technical bulletin provides a procedure to replace the transmission shifter control if found the cause of the condition. Read More »
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TSB #20NA019
This technical bulletin provides a procedure to replace the transmission shifter control if found the cause of the condition. Read More »
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TSB #990420002K
This informational bulletin provides information on Driveline Clunk Noise and what is acceptable and what is considered normal operations. Read More »
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TSB #16NA361
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. Read More »
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TSB #PIP5677
This Preliminary information communicates to the dealer technician that the 10L60, 10L80 and the 10L90 transmissions have been place on a part restriction. Read More »
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TSB #PIP5655
This Preliminary information communicates to the dealer technician that the 10L1000 transmission have been place on a part restriction. Dealers are to contact the Product Quality Center before replacing the transmission assembly. Read More »
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TSB #080730035D
This bulletin provides information on the harmful effects of water or ethylene glycol in transmission fluid. Read More »
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TSB #PIP5655B
This Preliminary information communicates to the dealer technician that the 10L1000 transmission have been place on a part restriction. Dealers are to contact the Product Quality Center before replacing the transmission assembly. Read More »
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TSB #N212354170-02
Emission Recall - General Motors has decided to conduct a Voluntary Emissions Recall to improve the operation of the regeneration cycle on certain 2020 Chevrolet Silverado and GMC Sierra vehicles with a 6.6L diesel engine. Read More »
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TSB #PIE0560A
This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to a Service 4WD message being visible on the driver information center (DIC). Read More »
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TSB #19NA216
This technical bulletin provides the tech with a procedure to check the t-case for loose fasteners and to re-torque if the cause of the concern. Read More »
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TSB #N212354170-02
Emission Recall - General Motors has decided to conduct a Voluntary Emissions Recall to improve the operation of the regeneration cycle on certain 2020 Chevrolet Silverado and GMC Sierra vehicles with a 6.6L diesel engine. Read More »
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TSB #21-NA-166
This informational bulletin provides information on the turn signal stalk not cancelling and/or mis cancelling. Read More »
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TSB #22-NA-068
This technical bulletin provides repair information to correct a customer concern of Diagnostic Tips For Park Assist Off Message / Unwanted Or False Park Assist Alerts / No DTCs. Read More »
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TSB #PIP4670J
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. Read More »
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TSB #20-NA-209
This technical bulletin provides repair information to correct a customer concern of Service 4WD Message illuminated on Driver Information Center (DIC), DTCs C118D, C119B and/or C119C set. Read More »
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TSB #PIP5838A
This Preliminary information communicates to the dealership technician a change made to the wire harness and reductant control module for the Diesel Exhaust Fluid tank connector. Read More »
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TSB #20-NA-105
This technical bulletin provides repair information to correct a customer concern of 360 Camera Views go Blank with Tailgate Removed. Read More »
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TSB #20-NA-207
This service bulletin informs the technician to inspect for a possible electrical concern at the ECM X2 electrical connector to correct a customer concern of Malfunction Indicator Lamp (MIL) Illuminated - DTC P0333 Set. Read More »
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TSB #PIT5750B
This Preliminary information communicates an issue with the battery goes dead and provides diagnostics tips on inspecting the LIN bus. Read More »
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TSB #PIP5838
This Preliminary information communicates to the dealership technician a change made to the wire harness and reductant control module for the Diesel Exhaust Fluid tank connector. Read More »
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TSB #PIP5711B
This Preliminary information communicates to the dealer technicians a warm engine knock noise has no short or long term effects on the engine. Do not attempt repairs for this noise. Read More »
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TSB #N212342980
On certain vehicles equipped with a 6.6L diesel engine (RPO L5P), the DEF tank connector may overheat and set the following diagnostic codes (P10D9, P143C and P10F3), which will result in reduced engine speed. Read More »
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TSB #PIT5386G
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. Read More »
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TSB #PIP5806C
This preliminary information bulletin instructs to technicians to check the trigger wheel for interfering with the timing chain, and adding a shim to the camshaft position sensor. Read More »
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TSB #PIT5743A
This Preliminary information communicates diagnostic tips when trying to root cause a SES MIL with DTC's B2B0D and B2B0E. Main cause is aftermarket electrical devices spliced into the ignition main fuses. Read More »
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TSB #PIT5509H
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 ... Read More »
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TSB #PIE0642
This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards the Service Engine Soon (SES) lamp illuminated and/or Service Emission System ... Read More »
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TSB #21NA025
This technical bulletin provides a procedure to replace the Fuel Power Module if found the cause of the customers concern. Read More »
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TSB #070842006P
This service bulletin provides technicians with information on available BCM calibrations to restore bulb outage detection on vehicles produced by a second stage manufacturer (Upfitter), and/or turn signals flash fast after factory box ... Read More »
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TSB #21NA006
This bulletin provides a possible location of a bad connection at the reductant fluid tanks electrical connector. Read More »
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TSB #PIE0584A
This engineering information (EI) is requesting information from technicians to provided the engineers listed in regards to No Trailer Lights, No Brake Lights and/or Trailer Tow Receptacle is Loose. Read More »
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TSB #PIE0604
GSA Example: This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the service 4WD message illuminated on the drivers ... Read More »
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TSB #PIE0604
GSA Example: This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the service 4WD message illuminated on the drivers ... Read More »
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TSB #20NA043
This informational bulletin advises the technician to not replace the TMAP sensor, clean it using air or harsh chemicals but allow time for the sensor to thaw. Read More »
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TSB #20NA203
This informational bulletin explains how the regen works for the DEF system and how it works at different levels. Read More »
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TSB #PIT5756
This Preliminary information communicates an issue with the underhood electrical center bolts being loose which can cause any of the following symptoms: - No crank - No start - Starter grinds or reengages after engine running - ... Read More »
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TSB #PIT5755
This Preliminary information communicates an issue with the Electronic Brake Control Module incorrectly mapping DTC U0126 as a U0131 and directs the dealership to follow the diagnostics for the U0126. Read More »
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TSB #PIT5743
This Preliminary information communicates diagnostic tips when trying to root cause a SES MIL with DTC's B2B0D and B2B0E. Main cause is aftermarket electrical devices spliced into the ignition main fuses. Read More »
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TSB #PIT5195F
This Preliminary Information communication provides information to the technician about vehicles that the speedometer needle appears to be inaccurate. Read More »
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TSB #20NA087
This technical bulletin provides repair information to correct a customer concern of Blank Radio Display or No Audio. Read More »
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TSB #20NA083
This technical bulletin provides a procedure to check the oil level for correct reading and oil pressure switch is in working order. Read More »
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TSB #20NA040
This technical bulletin provides repair information to correct a customer concern of the pickup box power endgate may not open on initial press, or may not open at all. Read More »
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TSB #PIE0554
This engineering information (EI) is requesting information from the field to perform the check list provided and contact the engineer in regards to Instrument Panel Cluster (IPC) Gages at Zero, Multiple Warning Lights On, No Chimes ... Read More »
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TSB #DOR-D8C4T-03
This SKU is a Power Window Regulator and Motor Assembly. The customer communication requested return of unsold inventory to inspect the software. Read More »
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TSB #DOR-E2P5T-03
This SKU is a Power Window Regulator and Motor Assembly. The customer communication requested return of unsold inventory to inspect the software. Read More »
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TSB #030846004W
This bulletin provides information regarding Part Restriction and Ordering Process Information for OnStar® Vehicle Communication Interface Modules (VCIM) (GMNA Only). Read More »
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TSB #19NA228
This technical provides a procedure to locate, disconnect and re-connect the TCM electrical connector if found the cause of the customers concerns. Read More »
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TSB #100845001G
This bulletin provides information for electrical ground repairs using new General Motors replacement fasteners with conductive finish. Read More »
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TSB #060847001O
This bulletin explains the labor operation numbers used for submitting warranty claims for module reprogramming and not when replacing a module. Read More »
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TSB #090089002Q
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. Read More »
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TSB #PIT5386E
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. Read More »
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TSB #PIE0590A
This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards check to the engine lamp being illuminated on the drivers information center ... Read More »
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TSB #030603004Y
This warranty administration bulletin provides policy information on the requirements for battery testing and warranty replacements. Read More »
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TSB #PIE0594A
This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards an intermittent no start. Read More »
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TSB #PIT5828A
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 ... Read More »
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TSB #PIE0642A
This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards the Service Engine Soon (SES) lamp illuminated and/or Service Emission System ... Read More »
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TSB #PIT5387J
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 ... Read More »
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TSB #N192266751
N192266751 - Service Update (9 VINs moved from N192266750 due to different procedure). On certain vehicles that are equipped with a 6.6L diesel engine, may have one or more of the following conditions exist: 1. Read More »
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TSB #N212342980-01
Service Update. On certain vehicles equipped with a 6.6L diesel engine (RPO L5P), the DEF tank connector may overheat and set the following diagnostic codes (P10D9, P143C and P10F3), which will result in reduced engine speed. Read More »
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TSB #21NA145
This service bulletin provides U157 software update information to correct customer concerns of radio Software related issues. Read More »
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TSB #20NA199
This technical bulletin provides programming information for Radio Software Version U150 Update to correct software issues on infotainment systems IOS, IOT or IOU. Read More »
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TSB #20NA199
This technical bulletin provides programming information for Radio Software Version U150 Update to correct software issues on infotainment systems IOS, IOT or IOU. Read More »
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TSB #20NA199
This technical bulletin provides repair information to correct a customer concern of Radio Software Version U150 Update. Read More »
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TSB #19NA269
This Technical bulletin provides a service procedure for dealers/technicians on installation of Radio Software Version U148 Over-the-Air Update. Read More »
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TSB #20NA096
This informational bulletin provides information for dealers/technicians on Glow Plug Control Module Update. Read More »
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TSB #20NA012
This Technical bulletin provides service procedure information for dealers/technicians on Radio Software Version V135116 Over-the-Air Update. Read More »
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TSB #20NA105
This technical bulletin provides repair information to correct a customer concern of 360 Camera Views go Blank with Tailgate Removed. Read More »
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TSB #PIT5836
This Preliminary information communicates and issue with the park assist off message or unwanted/false parking assist alerts and provide diagnostics tip for dealership to inspect the parking assist sensor/bezel mounting in the front and ... Read More »
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TSB #PIT5662F
This Preliminary information communicates information to diagnose DTC C056D or C056E. Read More »
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TSB #20NA105
This technical bulletin provides repair information to correct a customer concern of 360 Camera Views go Blank with Tailgate Removed. Read More »
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TSB #010842001M
This informational bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Replacement Guidelines. Read More »
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TSB #20-NA-105
This technical bulletin provides repair information to correct a customer concern of 360 Camera Views go Blank with Tailgate Removed. Read More »
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TSB #PIT5744B
This Preliminary information communicates information on how to disable the Side Blind Zone Detection and Park Assist systems when a customer removes the pickup box from the vehicle to install an aftermarket bed or body. Read More »
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TSB #PIE0603B
This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the rear sliding window leaking water. Read More »
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TSB #PIE0603A
This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the rear sliding window leaking water. Read More »
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TSB #PIE0603
This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the rear sliding window leaking water. Read More »
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TSB #18NA383
This technical bulletin provides repair information to correct a customer concern of water found in rear interior of cab due to water leak at rear sliding window. Read More »
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TSB #DOR-D8C4T-03
This SKU is a Power Window Regulator and Motor Assembly. The customer communication requested return of unsold inventory to inspect the software. Read More »
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TSB #DOR-E2P5T-03
This SKU is a Power Window Regulator and Motor Assembly. The customer communication requested return of unsold inventory to inspect the software. Read More »
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TSB #PIC5260E
This Preliminary Information communication advises the technician the steps on diagnosing the concern. Customer's sunroof operation intermittent, bind, noise, auto-reverse, and/or water leaks. Read More »
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TSB #PIE0603
This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the rear sliding window leaking water. Read More »
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TSB #PIE0603B
This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the rear sliding window leaking water. Read More »
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TSB #PIE0603A
This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the rear sliding window leaking water. Read More »
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TSB #PIT5747B
This Preliminary information communicates to dealership how to test properly trailer light option on the truck and also provide additional information on trailer issues. Read More »
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TSB #20-NA-175
This technical bulletin provides repair information to correct a customer concern of vertical misalignment between cab and pickup box on driver side of vehicle. Read More »
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TSB #PI0281I
This preliminary informational (PI) bulletin provides information to dealership personnel which may be helpful when addressing underbody component corrosion with customers. Read More »
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TSB #22-NA-068
This technical bulletin provides repair information to correct a customer concern of Diagnostic Tips For Park Assist Off Message / Unwanted Or False Park Assist Alerts / No DTCs. Read More »
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TSB #12-08-51-002N
This informational bulletin provides technicians and dealership personnel with spray-in bed liner general information and repair procedures. Read More »
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TSB #PIT5853
This Preliminary information communicates information on correcting a rattle noise on driver side of cowl heat shield. Read More »
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TSB #PIE0603B
This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the rear sliding window leaking water. Read More »
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TSB #19NA255
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). Read More »
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TSB #PIE0573
This engineering information (EI) is requesting information from technicians to perform the inspection and verify that the rear axle dampener (TVA) is loose after a loud banging noise is heard from the rear of the vehicle while in motion ... Read More »
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TSB #18NA383
This technical bulletin provides repair information to correct a customer concern of water found in rear interior of cab due to water leak at rear sliding window. Read More »
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TSB #18NA383
This technical bulletin provides repair information to correct a customer concern of water found in rear interior of cab due to water leak at rear sliding window. Read More »
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TSB #PI0281I
This preliminary informational (PI) bulletin provides information to dealership personnel which may be helpful when addressing underbody component corrosion with customers. Read More »
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TSB #20NA175
This technical bulletin provides repair information to correct a customer concern of vertical misalignment between cab and pickup box on driver side of vehicle. Read More »
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TSB #20NA194
This technical bulletin provides repair information to correct a customer concern of Hard Tri-Fold tonneau water leaks at the front corners of the pickup box. Read More »
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TSB #PI0281H
This preliminary informational bulletin provides information to dealership personnel which may be helpful when addressing underbody component corrosion with customers. Read More »
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TSB #N192267990
N192259800 - Customer Satisfaction Program - Certain 2020 vehicles vehicles, equipped with the 6.6L diesel engine (RPO L5P), may have a condition in which the adhesive attaching the heat shield to the air inlet panel may lose adhesion. Read More »
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TSB #20NA105
This technical bulletin provides repair information to correct a customer concern of 360 Camera Views go Blank with Tailgate Removed. Read More »
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TSB #20NA036
This informational bulletin provides information for dealers/technicians on Rear Camera Gridlines Incorrect, Misaligned, Offset, Incorrect Camera View after Replacing the Tailgate Handle or Entire Tailgate. Read More »
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TSB #N202306491 Messa
Service Update (Revised Population). The purpose of this service update is to provide the customer with a goodwill gift to offset customer inconvenience, restore confidence in GM, and maintain loyalty to GM. Read More »
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TSB #N202306491
Service Update. The purpose of this service update is to provide the customer with a goodwill gift to offset customer inconvenience, restore confidence in GM, and maintain loyalty to GM. Read More »
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TSB #20NA040
This technical bulletin provides repair information to correct a customer concern of the pickup box power endgate may not open on initial press, or may not open at all. Read More »
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TSB #20NA040
This technical bulletin provides repair information to correct a customer concern of the pickup box power endgate may not open on initial press, or may not open at all. Read More »
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TSB #PIT3271M
This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles. Read More »
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TSB #PIT3271K
This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles. Read More »
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TSB #000310003Z
This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S. Dealers Only). Read More »
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TSB #050310020G
This informational bulletin provides information for dealers/technicians on Use of Nitrogen Gas in Tires. Read More »
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TSB #16NA331
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). Read More »
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TSB #20-NA-159
This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S. Dealers Only). Read More »
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TSB #17-NA-052
This bulletin updates the position of General Motors on refinishing fully color painted aluminum wheels with base paint. GM has established a new process for the way that refinishing under GM Warranty will be handled (U.S. ONLY). Read More »
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TSB #PIT3271M
This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles. Read More »
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TSB #PIT3271K
This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles. Read More »
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TSB #PIP5753
PIP5753 created to advise the technician to inspect for loose bolts on the turbocharger if there is a performance issue and code set. Read More »
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TSB #20NA022
This technical bulletin provides a procedure to re-torque the leaf spring u bolts to correct a condition of Clunking Noise from Rear of Vehicle (Re-torque Leaf Spring Bolts). Read More »
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TSB #050307009I
This informational bulletin provides retail, wholesale and fleet personnel with General Motors recommendations for customer concerns related to wheel alignment. Read More »
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TSB #19NA074
This informational bulletin provides information to clarify installation requirements when installing Accessory wheels on 2020 Chevrolet Silverado HD and 2020 GMC Sierra HD. Read More »
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TSB #22-NA-090
This informational bulletin provides the way to correctly tighten lug nuts to reduce the chances of damaging the cap covers. Read More »
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TSB #PIT5747B
This Preliminary information communicates to dealership how to test properly trailer light option on the truck and also provide additional information on trailer issues. Read More »
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TSB #PIE0584A
This engineering information (EI) is requesting information from technicians to provided the engineers listed in regards to No Trailer Lights, No Brake Lights and/or Trailer Tow Receptacle is Loose. Read More »
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TSB #17NA350
This informational bulletin provides explanation of a normal condition of a loose fitting ball receiver in the gooseneck. Read More »
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TSB #PIT4322M
This Preliminary Information communication provides information to the technician about vehicles that have an unwanted Stability Activation and/or a Service Stability message on the Driver Information Center. Read More »
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TSB #PIT4322K
This Preliminary Information communication provides information to the technician about vehicles that have an unwanted Stability Activation and/or a Service Stability message on the Driver Information Center. Read More »
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TSB #PIT5551E
This Preliminary information communicates a "Forward Collision System Reduced" message displayed on the DIC when the Forward Automatic Braking has been set to the "Alert" setting. This is normal when the FAB has been set to "Alert". Read More »
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TSB #PIT5386G
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. Read More »
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TSB #PIT5744B
This Preliminary information communicates information on how to disable the Side Blind Zone Detection and Park Assist systems when a customer removes the pickup box from the vehicle to install an aftermarket bed or body. Read More »
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TSB #20NA105
This technical bulletin provides repair information to correct a customer concern of 360 Camera Views go Blank with Tailgate Removed. Read More »
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TSB #20NA022
This technical bulletin provides a procedure to re-torque the leaf spring u bolts to correct a condition of Clunking Noise from Rear of Vehicle (Re-torque Leaf Spring Bolts). Read More »
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TSB #PIT5386E
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. Read More »
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TSB #N202299520
Customer Service Program - Certain vehicles may not have the backup alarm which should have been included the dealer kit. Dealers are to provide the missing backup alarm to the customer. Read More »
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TSB #20NA036
This informational bulletin provides information for dealers/technicians on Rear Camera Gridlines Incorrect, Misaligned, Offset, Incorrect Camera View after Replacing the Tailgate Handle or Entire Tailgate. Read More »
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TSB #21-NA-182
This service bulletin provides repair information to correct a customer concern of Radio System Settings Lost or Returning to Default Values. Read More »
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TSB #22-NA-085
This service bulletin provides radio software version 135120 (IOR) update procedures to correct customer concerns of software related issues. Read More »
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TSB #22-NA-070
This service bulletin provides information for replacement parts traceability (RPT) process to aid in tracking part replacements. Read More »
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TSB #01-00-89-010P
This informational bulletin provides information on a guide to help reduce repeat visits for the same customer concern. Read More »
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TSB #22-NA-070
This service bulletin provides information for replacement parts traceability (RPT) process to aid in tracking part replacements. Read More »
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TSB #17-NA-052
This bulletin updates the position of General Motors on refinishing fully color painted aluminum wheels with base paint. GM has established a new process for the way that refinishing under GM Warranty will be handled (U.S. ONLY). Read More »
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TSB #12-08-51-002N
This informational bulletin provides technicians and dealership personnel with spray-in bed liner general information and repair procedures. Read More »
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TSB #PIT5746B
This Preliminary information communicates information on how dealers can contact the supplier for Associated Accessories offered through GM. Read More »
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TSB #20-NA-105
This technical bulletin provides repair information to correct a customer concern of 360 Camera Views go Blank with Tailgate Removed. Read More »
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TSB #PIP5832
This Preliminary information communicates to the dealer an issue where a vehicle may be exhibiting an engine noise condiion. The dealer is instructed on how to isolate the noise to a specific area of the engine for further diagnosis. Read More »
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TSB #21NA238
This technical bulletin provides a procedure to inspect the front pump of the transmission for a possible leak. Read More »
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TSB #PIT5752B
This Preliminary information communicates multiple vehicle issues caused by an aftermarket device and it gives dealership information where to inspect for this device. Read More »
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TSB #PIT3099U
This Preliminary Information communication provides information to the technician about installing General Motors Accessory parts/kits. Technicians should refer to Service Information for information regarding most accessories. Read More »
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TSB #21NA145
This service bulletin provides U157 software update information to correct customer concerns of radio Software related issues. Read More »
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TSB #PIE0642A
This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards the Service Engine Soon (SES) lamp illuminated and/or Service Emission System ... Read More »
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TSB #070089037Q
This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance programs. Read More »
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TSB #100089006H
This service bulletin provides information for dealers on how to submit a product information report (PIR) (Canada Only). Read More »
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TSB #070089037P
This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance programs. Read More »
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TSB #20NA159
This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S. Dealers Only). Read More »
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TSB #N212330421
Customer Satisfaction Program. On some vehicles equipped with a 6.6L gasoline engine (RPO L8T), the information in the vehicles? owner manual regarding oil capacity during maintenance is inaccurate. Read More »
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TSB #N212330420
Customer Satisfaction Program. On some vehicles equipped with a 6.6L gasoline engine (RPO L8T), the original equipment engine oil dipsticks were incorrectly calibrated and the information in the vehicles? owner manual regarding oil ... Read More »
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TSB #20NA218
This technical bulletin provides repair information to correct a customer concern of Possible Crank No Start or Extended Crank with DTC P12A6. Read More »
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TSB #PIE0590A
This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards check to the engine lamp being illuminated on the drivers information center ... Read More »
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TSB #20NA105
This technical bulletin provides repair information to correct a customer concern of 360 Camera Views go Blank with Tailgate Removed. Read More »
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TSB #20NA203
This informational bulletin explains how the regen works for the DEF system and how it works at different levels. Read More »
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TSB #20NA218
This technical bulletin provides repair information to correct a customer concern of Possible Crank No Start or Extended Crank with DTC P12A6. Read More »
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TSB #20NA199
This technical bulletin provides programming information for Radio Software Version U150 Update to correct software issues on infotainment systems IOS, IOT or IOU. Read More »
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TSB #PIE0584A
This engineering information (EI) is requesting information from technicians to provided the engineers listed in regards to No Trailer Lights, No Brake Lights and/or Trailer Tow Receptacle is Loose. Read More »
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TSB #PIE0603
This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the rear sliding window leaking water. Read More »
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TSB #18NA098
This informational bulletin provides information for the technicians on where to look on the Duramax engine for coolant leaks. Read More »
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TSB #PIE0594A
This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards an intermittent no start. Read More »
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TSB #19NA187
This bulletin provides additional information on how to graph a cylinder misfire and a possible diagnostic cause. Read More »
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TSB #19NA237
This informational bulletin explains how to identify possible DEF contamination. Read More »
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TSB #20NA043
This informational bulletin advises the technician to not replace the TMAP sensor, clean it using air or harsh chemicals but allow time for the sensor to thaw. Read More »
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TSB #20NA203
This informational bulletin explains how the regen works for the DEF system and how it works at different levels. Read More »
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TSB #20NA197
This technical bulletin provides a procedure to inspect and repair the fuel pressure sensor if found the cause of the customers concern. Read More »
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TSB #PIT5737B
This Preliminary information communicates an XM service concern of no audio at startup until a channel change and directs to contact XM for direct support. Read More »
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TSB #PIT5754
This Preliminary information communicates information on radio software anamolies and future radio software updates to correct the concern. Read More »
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TSB #20NA194
This technical bulletin provides repair information to correct a customer concern of Hard Tri-Fold tonneau water leaks at the front corners of the pickup box. Read More »
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TSB #20NA192
This technical bulletin provides a procedure to try multiple different adjustments based on the condition of Steering Dither/Shake or Quick Steering Wheel Oscillation at Speeds of 80-129?km/h (50-80?mph). Read More »
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TSB #PIP5733B
This Preliminary information communicates Possible Crank no start or extended crank with DTC p12A6 set current or history. Under Investigation Read More »
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TSB #19NA255
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). Read More »
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TSB #PIP5655B
This Preliminary information communicates to the dealer technician that the 10L1000 transmission have been place on a part restriction. Dealers are to contact the Product Quality Center before replacing the transmission assembly. Read More »
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TSB #PIP5684B
This Preliminary information communicates the use of air leak diagnostic test tool CH-52250 in addition to the information found in the service manual. Read More »
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TSB #20NA105
This technical bulletin provides repair information to correct a customer concern of 360 Camera Views go Blank with Tailgate Removed. Read More »
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TSB #19NA269
This Technical bulletin provides a service procedure for dealers/technicians on installation of Radio Software Version U148 Over-the-Air Update. Read More »
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TSB #060089029Q
This informational bulletin provides information on interior cleaning products and what is offered to clean the interiors of GM vehicles. Read More »
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TSB #20NA044
This technical bulletin provides repair information to correct a customer concern of endgate will not auto open or auto close after accessory tonneau cover installation, and/or poor fit of tonneau cover to endgate. Read More »
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TSB #20NA043
This informational bulletin advises the technician to not replace the TMAP sensor, clean it using air or harsh chemicals but allow time for the sensor to thaw. Read More »
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TSB #20NA006
This informational bulletin explains there is another steering hose that can be used for cold weather drivers that experience a steering hose leak. Read More »
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TSB #PIP5656D
This Preliminary Information communication advises the technician that the 6.6L Engine (RPO L8T) has been placed on Engine Exchange program and crankshaft has been placed on part ordering restriction. Read More »
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TSB #N192286190
Service Update - Certain vehicles may have a condition where the thermal cover may accelerate corrosion of the low pressure diesel hydrocarbon injector. Dealers are to remove the low pressure diesel hydrocarbon injector thermal cover. Read More »
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TSB #18NA073
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. Read More »
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TSB #110089002D
This informational bulletin provides information on GM Accessories ? Dealer-Installed, Repaired or Replaced During Warranty Coverage Period. Read More »
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TSB #050307009I
This informational bulletin provides retail, wholesale and fleet personnel with General Motors recommendations for customer concerns related to wheel alignment. Read More »
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TSB #20NA016
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 ... Read More »
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TSB #030846004W
This bulletin provides information regarding Part Restriction and Ordering Process Information for OnStar® Vehicle Communication Interface Modules (VCIM) (GMNA Only). Read More »
-
TSB #19NA216
This technical bulletin provides the tech with a procedure to check the t-case for loose fasteners and to re-torque if the cause of the concern. Read More »
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TSB #16NA383
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 ... Read More »
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TSB #100089009D
This informational bulletin provides information on key code security rules and information on GM keycode look-up applications. Read More »
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TSB #080089014F
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). Read More »
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TSB #19NA270
This technical bulletin provides repair information to correct a customer concern of Phone Ringer Volume Turned Down or Too Quiet. Read More »
-
TSB #010842001M
This informational bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Replacement Guidelines. Read More »
-
TSB #120851002K
This informational bulletin provides technicians and dealership personnel with spray-in bed liner general information and repair procedures. Read More »
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TSB #17NA073
This warranty administration bulletin provides information regarding the field action courtesy transportation policy. Read More »
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TSB #18NA146
This warranty administration bulletin provides policy information, proper labor operation selection and causal part identification for warranty transactions (U.S. Only). Read More »
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TSB #PIT5702
This Preliminary information communication provides information to the technician on installing Regular Production Option Code 9L7 Up-fitter Auxiliary Switches. Read More »
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TSB #990089019R
This informational bulletin provides process information for the (GWM) and (WPC) parts return program. Read More »
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TSB #16NA376
This informational bulletin provides information on higher than expected oil consumption. Read More »
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TSB #1308116001E
The intent of this technical bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for causing multiple customer concerns that do not have other diagnostic methods to identify them. Read More »
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TSB #16NA222
This bulletin provides information on Engine Concerns that could result from lack of scheduled maintenance, improper service or aftermarket calibrations. Read More »
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TSB #000601012J
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. Read More »
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TSB #19NA091
This New Model Features Bulletin provides General Information and other Topics to help the Service Personnel become familiar with features specific to the new Chevrolet Silverado and GMC Sierra 2500HD-3500HD pickup trucks. Read More »
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TSB #1008110001H
This informational bulletin provides information on proper use of floor mats. Read More »
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TSB #060089029O
This informational bulletin provides information on interior cleaning products and what is offered to clean the interiors of GM vehicles. Read More »
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TSB #090089002Q
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. Read More »
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TSB #16NA274
This Informational bulletin provides important instructions for contacting the Fleet Action Center for repair authorization prior to replacement of certain parts. Read More »
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TSB #12-00-89-003B
This service bulletin provides policy information on warranty administration guidelines for multiple repairs with independent causes (GM Canada Dealers Only). Read More »
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TSB #20NA198
This technical bulletin provides repair information to correct a customer concern of seeing the trailer running lights shut off due to excessive load on the running lamp circuit. Read More »
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TSB #PIT5752
This Preliminary information communicates multiple vehicle issues caused by an aftermarket device and it gives dealership information where to inspect for this device. Read More »
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TSB #18NA279
This informational bulletin provides information for dealers/technicians on the process to disable and enable passive unlocking. Read More »
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TSB #21-NA-182
This service bulletin provides repair information to correct a customer concern of Radio System Settings Lost or Returning to Default Values. Read More »
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TSB #20NA199
This technical bulletin provides programming information for Radio Software Version U150 Update to correct software issues on infotainment systems IOS, IOT or IOU. Read More »
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TSB #20NA199
This technical bulletin provides repair information to correct a customer concern of Radio Software Version U150 Update. Read More »
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TSB #20NA087
This technical bulletin provides repair information to correct a customer concern of Blank Radio Display or No Audio. Read More »
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TSB #20NA199
This technical bulletin provides programming information for Radio Software Version U150 Update to correct software issues on infotainment systems IOS, IOT or IOU. Read More »
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TSB #21NA002
This informational bulletin provides a test procedure, for a possible faulty DEF Heater. Read More »
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TSB #04-06-04-051F
This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent additive. Read More »
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TSB #22-NA-090
This informational bulletin provides the way to correctly tighten lug nuts to reduce the chances of damaging the cap covers. Read More »
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TSB #18-NA-099
This bulletin provides information for use on a Product Assistance Claim (PAC), which is formerly known as a Product Allegation Resolution (PAR) claim. Read More »
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TSB #PIT5733B
This Preliminary information provides information to the technician on installing a roof beacon light. Technician will need to reference the latest version of General Motors Up-fitter Integration Bulletin 157. Read More »
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TSB #PIE0604
GSA Example: This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the service 4WD message illuminated on the drivers ... Read More »
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TSB #000310003Z
This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S. Dealers Only). Read More »
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TSB #PIE0560A
This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to a Service 4WD message being visible on the driver information center (DIC). Read More »
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TSB #990089019S
This warranty administration bulletin provides information on Global Warranty Management (GWM) Warranty Parts Center (WPC) Parts Return Program Information. Read More »
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TSB #16NA119
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. Read More »
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TSB #080089014F
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). Read More »
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TSB #100089006G
This informational bulletin provides information for dealers how to submit a product information report (PIR) (Canada Only). Read More »
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TSB #19NA232
This informational bulletin provides tips for showing a way to confirm if its a mechanical engine issue or not. Read More »
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TSB #100089009C
This informational bulletin provides information on key code security and information on GM key code look up applications. Read More »
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TSB #18NA306
This Warranty Administration bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA) (US dealers only). Read More »
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TSB #010089010N
This informational bulletin provides information on comebacks prevention information and using customer concern verification sheets (CCVS). Read More »
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TSB #060847001O
This bulletin explains the labor operation numbers used for submitting warranty claims for module reprogramming and not when replacing a module. Read More »
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TSB #060089029O
This informational bulletin provides information on interior cleaning products and what is offered to clean the interiors of GM vehicles. Read More »
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TSB #030089006Q
This informational bulletin provides the dealership with how to prep a vehicle for delivery to the customer to aid in higher CSi scores. Read More »
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TSB #090089002Q
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. Read More »
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TSB #22-NA-068
This technical bulletin provides repair information to correct a customer concern of Diagnostic Tips For Park Assist Off Message / Unwanted Or False Park Assist Alerts / No DTCs. Read More »
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TSB #21NA238
This technical bulletin provides a procedure to inspect the front pump of the transmission for a possible leak. Read More »
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TSB #21NA145
This service bulletin provides U157 software update information to correct customer concerns of radio Software related issues. Read More »
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TSB #20NA105
This technical bulletin provides repair information to correct a customer concern of 360 Camera Views go Blank with Tailgate Removed. Read More »
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TSB #20NA203
This informational bulletin explains how the regen works for the DEF system and how it works at different levels. Read More »
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TSB #PIE0594A
This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards an intermittent no start. Read More »
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TSB #20NA194
This technical bulletin provides repair information to correct a customer concern of Hard Tri-Fold tonneau water leaks at the front corners of the pickup box. Read More »
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TSB #N202306491 Messa
Service Update (Revised Population). The purpose of this service update is to provide the customer with a goodwill gift to offset customer inconvenience, restore confidence in GM, and maintain loyalty to GM. Read More »
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TSB #N202306491
Service Update. The purpose of this service update is to provide the customer with a goodwill gift to offset customer inconvenience, restore confidence in GM, and maintain loyalty to GM. Read More »
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TSB #PI0281H
This preliminary informational bulletin provides information to dealership personnel which may be helpful when addressing underbody component corrosion with customers. Read More »
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TSB #060089029Q
This informational bulletin provides information on interior cleaning products and what is offered to clean the interiors of GM vehicles. Read More »
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TSB #20NA012
This Technical bulletin provides service procedure information for dealers/technicians on Radio Software Version V135116 Over-the-Air Update. Read More »
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TSB #20NA040
This technical bulletin provides repair information to correct a customer concern of the pickup box power endgate may not open on initial press, or may not open at all. Read More »
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TSB #20NA043
This informational bulletin advises the technician to not replace the TMAP sensor, clean it using air or harsh chemicals but allow time for the sensor to thaw. Read More »
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TSB #20NA006
This informational bulletin explains there is another steering hose that can be used for cold weather drivers that experience a steering hose leak. Read More »
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TSB #20NA006
This informational bulletin explains there is another steering hose that can be used for cold weather drivers that experience a steering hose leak. Read More »
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TSB #16NA383
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 ... Read More »
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TSB #100089009D
This informational bulletin provides information on key code security rules and information on GM keycode look-up applications. Read More »
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TSB #19NA270
This technical bulletin provides repair information to correct a customer concern of Phone Ringer Volume Turned Down or Too Quiet. Read More »
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TSB #010842001M
This informational bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Replacement Guidelines. Read More »
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TSB #PIT5702
This Preliminary information communication provides information to the technician on installing Regular Production Option Code 9L7 Up-fitter Auxiliary Switches. Read More »
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TSB #100845001G
This bulletin provides information for electrical ground repairs using new General Motors replacement fasteners with conductive finish. Read More »
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TSB #1308116001E
The intent of this technical bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for causing multiple customer concerns that do not have other diagnostic methods to identify them. Read More »
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TSB #000601012J
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. Read More »
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TSB #060089029O
This informational bulletin provides information on interior cleaning products and what is offered to clean the interiors of GM vehicles. Read More »
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TSB #090089002Q
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. Read More »
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TSB #19NA231
This informational bulletin informs the technician of a possible low A/C charge in a low milage vehicle from the factory. Read More »
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TSB #PIT5387J
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 ... Read More »
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TSB #01-00-89-010O
This informational bulletin provides information on a guide to help reduce repeat visits for the same customer concern. Read More »