Technical Service Bulletins
Search 172,063 manufacturer communications covering 880 vehicle makes from 1955 to 2025.
Showing 11,703 bulletins for CHEVROLET
PIP5708A
Feb 18, 2020
060000 ENGINE (PWS)
This Preliminary information communicates to the technician the vehicle concern of starter flex plate having broken teeth. This can create a noise during starting or may even have the starter spin but not crank over the engine. The documen
19NA220
Feb 17, 2020
060000 ENGINE (PWS)
This service bulletin provides a procedure to inspect and possibly replace the engine wiring harness if found damaged near the X2 connector to correct a customer concern of Loss of Propulsion, MIL Illuminated w/DTCs.
PIE0541A
Feb 17, 2020
020000 SUSPENSION
This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to a vibration and/or banging noise heard from under the vehicle.
20NA031
Feb 14, 2020
061110 ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:BELTS AND ASSOCIATED PULLEYS
This informational bulletin advises the tech to replace the engine drive belt if after replacing the injectors, one of the codes returns.
N192285430
Feb 14, 2020
060000 ENGINE AND ENGINE COOLING
Service Update - Certain vehicles may have an SES light, the fuel gauge unexpectedly reading empty, and/or the low fuel message falsely illuminate due to an error in the engine control module (ECM) calibration (DTC P0461). Dealers are to re
20NA027
Feb 14, 2020
060000 ENGINE (PWS)
This technical bulletin provides a procedure to check the fuel pressure and update the ECM if the pressure is over 58 psi.
N192286190
Feb 14, 2020
061200 ENGINE AND ENGINE COOLING:ENGINE:DIESEL
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.
PIT5727A
Feb 14, 2020
071100 FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY
This preliminary information discusses a MIL illuminated in the IPC and a low fuel pressure code stored in the engine controller. Engineering is investigating the concern.
N192266750-02
Feb 14, 2020
062200 ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN
Service Update - On vehicles that are equipped with a 6.6L diesel engine, may have one or more of the following conditions exist: 1. The instrument panel cluster may incorrectly display the message ?DEF Low? when a diesel exhaust fluid (DE
N192255550
Feb 13, 2020
100000 POWER TRAIN
Customer Satisfaction Program. Certain vehicles may have a condition in which the transfer case bearing setting may be out of specification. This condition may cause a potential slow fluid leak from the transfer case area and with an increa
N192273631
Feb 13, 2020
061200 ENGINE AND ENGINE COOLING:ENGINE:DIESEL
Emission - General Motors has decided to conduct a voluntary emissions recall involving certain 2018 model year diesel engine vehicles. The engine control module (ECM) in these vehicles may not adequately diagnose or illuminate the malfunc
PIT5732
Feb 13, 2020
081100 FUEL SYSTEM, DIESEL:STORAGE:TANK ASSEMBLY
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. The informa
PIT5733
Feb 13, 2020
160000 STRUCTURE
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. The information can be found a
N192282970-01
Feb 13, 2020
060000 ENGINE (PWS)
Service Update - Certain vehicles may have a condition where the check engine or the reduced power mode light may come on during start-up or while driving. Reprogram the engine control module and the reductant control module.
N192216430
Feb 12, 2020
110000 ELECTRICAL SYSTEM
Special Coverage. Some vehicles may have a condition where the electrical wires leading to the passenger presence sensing mat in the passenger?s front seat, may become disconnected over time, as a result of repeated seat usage. If this con
N192273630-01
Feb 12, 2020
060000 ENGINE (PWS)
Emission - General Motors has decided to conduct a voluntary emissions recall involving certain 2018-2019 model year diesel engine vehicles. The engine control module (ECM) in these vehicles may not adequately diagnose or illuminate the ma
DOR-E6U3S-03
Feb 11, 2020
080000 FUEL SYSTEM, DIESEL
This SKU is a Diesel Fuel Filter Housing. The customer communication requested return of unsold inventory to inspect the fuel filter threads. The threads may be misformed such that the fuel filter cannot be installed.
N202292220
Feb 11, 2020
060000 ENGINE (PWS)
Service Update - Certain vehicles may have only two of the three required heat shield fasteners. Dealers are to install the third bolt in the heat shield at the engine compartment.
DOR-T9T9K-03
Feb 11, 2020
080000 FUEL SYSTEM, DIESEL
This SKU is a Diesel Fuel Filter Housing. The customer communication requested return of unsold inventory to inspect the fuel filter threads. The threads may be misformed such that the fuel filter cannot be installed.
PIP5710
Feb 11, 2020
060000 ENGINE (PWS)
This Preliminary information communicates the possiblilty of the charge air cooler tube becoming disconnected from the throttle body and causing reduced power with dtc P0172 P0299 P0101 P0506 P1101
PIE0553
Feb 11, 2020
126000 EXTERIOR LIGHTING:TURN SIGNAL
This engineering informational bulletin is requesting information to perform the following inspections prior to replacing the turn signal bulb and socket.
PIE0555
Feb 11, 2020
060000 ENGINE (PWS)
This engineering information (EI) bulletin is requesting information from the field on vehicles experiencing reduced engine power. GM Engineering needs to gather information to root cause the customer concern and develop a field fix.
N192280450
Feb 6, 2020
103000 POWER TRAIN:AUTOMATIC TRANSMISSION
Customer Satisfaction Program - Certain vehicles, equipped with the 6-speed automatic transmission, may have a condition in which there is a slight deformation in the stator shaft. Drivers may experience vibration and a decrease in shift
PIT5721A
Feb 6, 2020
110000 ELECTRICAL SYSTEM
This Preliminary Information communication provides information to the technician about vehicles that have Lane Keep Assist inoperative with the lane keep assist switch LED is always on and the lane keep assist Icon is not illuminated on th
PIT5636B
Feb 5, 2020
070000 FUEL SYSTEM, GASOLINE
This Preliminary information communicates an issues with a SES MIL and DTC P1005 and to replace the fuel pump driver control module with an updated part number.