Technical Service Bulletins

Search 172,063 manufacturer communications covering 880 vehicle makes from 1955 to 2025.

172,063 Unique Bulletins
4,727,244 Total Records
880 Vehicle Makes
1955–2025 Year Range
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Showing 11,703 bulletins for CHEVROLET

24-NA-045 Mar 7, 2024
CHEVROLET — SILVERADO EV (2024) — 3 vehicle combinations
010000 STEERING
This informational bulletin provides information on Pop/Creak Type Noise While Sitting Stationary and Turning Steering Wheel with Brakes Applied.
PIE0775B Mar 6, 2024
CHEVROLET — BLAZER EV (2024) — 3 vehicle combinations
110000 ELECTRICAL SYSTEM
This Engineering Information (EI) is recommending that GM dealers check and update each module in the vehicle and bring them up to the latest software level.
N232432680 Mar 6, 2024
CHEVROLET — VOLT (2016–2018) — 3 vehicle combinations
110000 ELECTRICAL SYSTEM
Special Coverage. On some vehicles, a malfunction involving the battery energy control module (BECM) may cause a reduced power mode, a no start condition, or a no charge condition. Dealers are to replace the battery energy control module.
24-NA-035 Mar 6, 2024
CHEVROLET — BOLT EUV, BOLT EV (2020–2022) — 12 vehicle combinations
110000 ELECTRICAL SYSTEM
This service bulletin provides a procedure to correct the condition of Charge Limited to 80% After Reaching 10,000 km (6,213 miles) for Recall N212345944 or N212345945.
24-NA-041 Mar 5, 2024
CHEVROLET — SILVERADO EV (2024) — 2 vehicle combinations
160000 STRUCTURE
This informational bulletin provides information for dealers/technicians on Front License Plate Installation (RST).
N242438230 Mar 4, 2024
CHEVROLET — SUBURBAN, SUBURBAN 1500, TAHOE (2024) — 4 vehicle combinations
131000 VISIBILITY:WINDSHIELD
Customer Satisfaction Program - On certain vehicles, customers were inadvertently charged for standard content, laminate glass windshield, due to the content being mislabeled. Dealers will provide the customer with a reimbursement check in
DCS6810 Mar 4, 2024
CHEVROLET — BLAZER EV (2024)
110000 ELECTRICAL SYSTEM
Private Message: If you previously received a copy of this communication on 3/1/23, please disregard the VIN list that was attached to that communication. The VIN list attached to this communication (2024 Blazer EV a?? 12V VIN List 3.4.24)
24-NA-016 Mar 4, 2024
CHEVROLET — SIERRA 2500, SIERRA 3500, SILVERADO 2500, SILVERADO 3500 (2024) — 8 vehicle combinations
030000 SERVICE BRAKES, HYDRAULIC
This technical bulletin provides repair information to correct a customer concern of Malfunction Indicator Lamp Illuminated in the Driver Information Center and DTC C053E.
PIT6129 Mar 1, 2024
CHEVROLET — HUMMER EV, SILVERADO 1500, SILVERADO EV (2022–2024) — 5 vehicle combinations
110000 ELECTRICAL SYSTEM
This Preliminary information communicates a program has been released to fix DTCs U2BF2, U2BF3, and/or U2BF6
PIT6124B Mar 1, 2024
CHEVROLET — EXPRESS 3500, SAVANA 3500 (2023) — 2 vehicle combinations
353630 EQUIPMENT:ELECTRICAL:INFOTAINMENT:BLUETOOTH/WIFI
This Preliminary information communicates an engineering investigation the concern with Bluetooth missing from vehicles that show as built with Bluetooth.
PIE0781 Mar 1, 2024
CHEVROLET — CANYON, COLORADO, SIERRA 1500, SILVERADO 1500 (2023–2024) — 24 vehicle combinations
060000 ENGINE AND ENGINE COOLING
This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regard to the Check Engine Lamp illuminated on Driver Information Center (DIC).
DCS6808 Mar 1, 2024
CHEVROLET — BLAZER EV (2024) — 2 vehicle combinations
110000 ELECTRICAL SYSTEM
Low 12V Battery - For the impacted VINs, we are waiving the recharging and testing requirements traditionally required for a warranty battery replacement authorization. Battery testing requirements during the PDI process continues to be req
PIT5989A Feb 29, 2024
CHEVROLET — TAHOE (2021–2024) — 8 vehicle combinations
110000 ELECTRICAL SYSTEM
This Preliminary information communicates a issue where the Can bus 1 data line is being corrupted by a aftermarket lighting module or poor connection installed by a Police Upfitter.
PIP5969 Feb 29, 2024
CHEVROLET — CORVETTE E-RAY (2024)
119000 ELECTRICAL SYSTEM:PROPULSION SYSTEM
This Preliminary information communicates diagnostic information to the field on the restriction process on ordering the 2024 Corvette E-Ray's front electric Drive Unit.
PIP5961 Feb 28, 2024
CHEVROLET — BLAZER EV (2024)
110000 ELECTRICAL SYSTEM
This Preliminary information communicates to the dealer that no hardware parts as needed to repair the vehicle and to follow programming procedure to repair and fix the codes that were present. The Programming of the BECM will repair the co
N232433290 Feb 28, 2024
CHEVROLET — SIERRA 2500, SIERRA 3500, SILVERADO 2500, SILVERADO 3500 (2024) — 4 vehicle combinations
060000 ENGINE AND ENGINE COOLING
Service Update - certain vehicles may have a condition in which the engine block heater cord may not be fully seated. Dealers are to inspect the engine block heater connector and retention clip and reinstall if necessary.
PIP5963 Feb 27, 2024
CHEVROLET — SIERRA 1500, SIERRA 2500, SIERRA 3500, SILVERADO 1500, SILVERADO 2500, SILVERADO 3500, SILVERADO EV (2024) — 7 vehicle combinations
061600 ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM)
This preliminary information communicates to technicians to clear the codes and release the vehicle if it arrives for a P062B set, and to replace the ECM if it has been in previously.
PIT6076A Feb 26, 2024
CHEVROLET — SIERRA 1500, SIERRA 3500, SILVERADO 1500, SILVERADO EV, SUBURBAN, TAHOE, YUKON, YUKON XL (2022–2024) — 32 vehicle combinations
110000 ELECTRICAL SYSTEM
This Preliminary information communicates that you may notice a black screen on their radio display. This can happen for a period of a couple seconds or the entire ignition cycle. Engineering is aware of the issue and investigating.
PIT5838B Feb 26, 2024
CHEVROLET — SILVERADO 4500HD, SILVERADO 5500HD, SILVERADO 6500HD (2019–2024) — 18 vehicle combinations
030000 BRAKES (PWS)
This Preliminary information communicates A vehicle may have a concern of a brake noise or moan may be heard at the beginning of drive-off from a complete stop, This concern may be considered normal .
24-NA-036 Feb 26, 2024
CHEVROLET — EQUINOX, TERRAIN (2024) — 6 vehicle combinations
160000 STRUCTURE
This informational bulletin provides information to inform dealership personal about vehicles equipped with (RPO VRI) or built ON or AFTER the build date shown above, that were shipped without the grille covers.
PIT6103A Feb 23, 2024
CHEVROLET — BLAZER EV, CANYON, COLORADO (2023–2024) — 6 vehicle combinations
110000 ELECTRICAL SYSTEM
This Preliminary Information communicates a possible issue with the power windows and object sensor indicators caused by a window switch.
PIT5689F Feb 23, 2024
CHEVROLET — SIERRA 1500, SIERRA 2500, SIERRA 3500, SILVERADO 1500, SILVERADO 2500, SILVERADO 3500 (2019–2024) — 31 vehicle combinations
060000 ENGINE AND ENGINE COOLING
This Preliminary information communicates that some customers may comment that after an auto-stop event the engine does not restart and to inspect the engine ground strap. Temporarly on hold while PIE0572 is active. PIE0572 has now ended a
PIE0775A Feb 23, 2024
CHEVROLET — BLAZER EV (2024) — 3 vehicle combinations
110000 ELECTRICAL SYSTEM
This Engineering Information (EI) is recommending that GM dealers check and update each module in the vehicle and bring them up to the latest software level.
PIC6441B Feb 23, 2024
CHEVROLET — CORVETTE (2020–2024) — 5 vehicle combinations
110000 ELECTRICAL SYSTEM
This Preliminary Information communicates programming direction for replacing the K218 module in this vehicle.
24-NA-002 Feb 23, 2024
CHEVROLET — CANYON, COLORADO (2023–2024) — 4 vehicle combinations
100000 POWER TRAIN
This bulletin advises the technician to check the shifter cable for a noise that may be the cause of the customers concern and not to replace the transmission for this issue.