Technical Service Bulletins
Search 172,063 manufacturer communications covering 880 vehicle makes from 1955 to 2025.
Showing 11,703 bulletins for CHEVROLET
PIT6032B
Jun 26, 2023
060000 ENGINE AND ENGINE COOLING
This Preliminary information communicates an issue with the front HVAC blower speed reducing to a lower speeding when it should be higher. Engineering is working on a fix.
PIP5926B
Jun 26, 2023
100000 POWER TRAIN
This Preliminary information communicates that the t-case input seal, and/or the o-ring most likely is the source of the leak between the transmission and the t-case.
N232408020
Jun 26, 2023
350000 EQUIPMENT
Certain vehicles may have been shipped from the assembly plant without the front license plate bracket. Dealers will install the front license plate bracket.
N222365910
Jun 26, 2023
020000 SUSPENSION
Customer Satisfaction Program. Certain vehicles, equipped with Valve-Air Suspension Air Release (RPO JPZ), were incorrectly invoiced with an Air Suspension Dump Valve and may have been built with the incorrect switch assembly. Dealers will
23-NA-018
Jun 22, 2023
030000 BRAKES (PWS)
This bulletin provides a procedure to correct a customer concern that while driving at low speeds, the rear wheels lock up, causing vehicle to come to a stop as if the brakes were applied or the vehicle was shifted into park.
23-NA-003
Jun 22, 2023
030000 BRAKES (PWS)
This service bulletin provides a procedure for the tech to check and repair the LH dust shield if found contacting moving parts either caused by a bent shield, out of spec axle or out of spec axle housing to correct a customer concern of a
22-NA-137
Jun 22, 2023
100000 POWER TRAIN
This technical bulletin provides a procedure to locate and repair a transmission leak that may be coming from port plugs near the rear of the transmission.
20-NA-182
Jun 22, 2023
030000 BRAKES (PWS)
This service bulletin provides a procedure to replace the brake line pressure switch to correct a customer concern of a brake booster pump motor that runs at all times even after the ignition is turned off.
17-NA-357
Jun 22, 2023
160000 STRUCTURE
This service bulletin provides repair information to correct a customer concern of noise or malfunction of trim door on broken quarter upper trim panel, possible convertible top inoperative.
PIT6032A
Jun 20, 2023
138600 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:HEATER CORE
This Preliminary information communicates an issue with the front HVAC blower speed reducing to a lower speeding when it should be higher. Engineering is working on a fix.
PIT5697C
Jun 20, 2023
284000 BACK OVER PREVENTION: CAMERA SYSTEM
This Preliminary information communication provides information to the technician on installing Regular Production Option Code UVC Rearview Camera. Technician will need to reference the latest version of General Motors Up-fitter Integratio
N23-240810
Jun 20, 2023
117000 ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL
'Your vehicle keeps getting better. This vehicle software update includes the following if equipped: Refinements:a?? a?? Improvement to reduce risk of unintended check engine light illumination Better Never Stopsa?? During the update p
23-NA-101
Jun 20, 2023
081100 FUEL SYSTEM, DIESEL:STORAGE:TANK ASSEMBLY
This technical bulletin provides repair information to correct a customer concern of Fuel Range Blank on Instrument Panel.
PIT5977F
Jun 19, 2023
353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
This Preliminary information communicates to dealers that there is a known issue with a loss of audio and the concern is being investigated by GM Engineering.
PIP5910A
Jun 19, 2023
070000 FUEL SYSTEM, GASOLINE
This Preliminary information communicates to dealer technicians that the diesel particulate filter for the 2024 6.6 L5P diesel engine has ended.
23-NA-073
Jun 19, 2023
060000 ENGINE AND ENGINE COOLING
This technical bulletin provides repair information to correct a customer concern of Evaporative DTCs P0442, P0446, P0455 or P0449, Caused by Dust Intrusion into the Evaporative Canister.
PIP5926A
Jun 16, 2023
103200 POWER TRAIN:AUTOMATIC TRANSMISSION:FLUID/LUBRICANT
This Preliminary information communicates that the t-case input seal, and/or the o-ring most likely is the source of the leak between the transmission and the t-case.
PIC6462A
Jun 16, 2023
110000 ELECTRICAL SYSTEM
This Preliminary Information communicates Information on diagnosing HVAC mode control cable issues.
N23-241010
Jun 16, 2023
118000 ELECTRICAL SYSTEM:SOFTWARE
(There may be future updates under this same release number.) Your Chevrolet Corvette keeps getting better. This vehicle software update includes the following: Refinements: Updates made to the overall vehicle software update process. U
PIT6032
Jun 14, 2023
138000 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM
This Preliminary information communicates an issue with the front HVAC blower speed reducing to a lower speeding when it should be higher. Engineering is working on a fix.
23-NA-105
Jun 14, 2023
350000 EQUIPMENT
This informational bulletin provides information to inform dealership personnel on vehicles having manual mirrors with an inoperable power mirror switch.
PIP5927
Jun 13, 2023
061120 ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER
This Preliminary information communicates the possibility of reduced power with dtc P0237 and/or p0299 due to damaged Charge Air Inlet Pipe connection at Turbocharger
PIT6031
Jun 12, 2023
110000 ELECTRICAL SYSTEM
This Preliminary information communicates an issue where an aftermarket autostop device is causing a dead battery.
PIC6338D
Jun 12, 2023
160000 STRUCTURE
This Preliminary Information communicates information for dealership personnel on how to handle the parts restriction on these vehicles.
N232398030
Jun 12, 2023
350000 EQUIPMENT
Customer Satisfaction Program. Certain vehicles may have been shipped without two additional key fobs. Dealers are to provide customers with the two additional key fobs. Note: Programming of key fobs is at customera??s expense.