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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

03-06-01-023G Jul 31, 2023
CHEVROLET — 3500, 4500, 4500HD, 4500XD, 5500HD, 5500XD, 6500HD, AVALANCHE, AVALANCHE 1500, AVALANCHE 2500, C SERIES, C4500, C5500, CONVENTIONAL, EXPRESS, EXPRESS 1500, EXPRESS 2500, EXPRESS 3500, EXPRESS 4500, EXPRESS CUTAWAY, EXPRESS CUTAWAY VAN, H2, H2 SUT, LOW CAB 3500, LOW CAB 4500, LOW CAB 5500, LOW CAB FORWARD 6500, SAVANA, SAVANA 1500, SAVANA 2500, SAVANA 3500, SIERRA 1500, SIERRA 1500 HD, SIERRA 2500, SIERRA 2500 HD, SIERRA 3500, SIERRA 3500 HD, SILVERADO 1500, SILVERADO 1500 HD, SILVERADO 2500, SILVERADO 2500 HD, SILVERADO 3500, SILVERADO 3500 HD, SUBURBAN, SUBURBAN 1500, SUBURBAN 2500, TOPKICK, YUKON XL, YUKON XL 1500, YUKON XL 2500, YUKON XL DENALI (2000–2022) — 560 vehicle combinations
060000 ENGINE AND ENGINE COOLING
This service bulletin explains how to measure for oil consumption and possible reasons for loss of oil.
21-NA-148 Jul 28, 2023
CHEVROLET — BOLT EUV, BOLT EV (2021–2023) — 25 vehicle combinations
100000 POWER TRAIN
This service bulletin provides diagnostic aid information for DTC P2797, P2798 or P0C2D for Transmission Fluid Pump Performance to correct a customer concern of a Propulsion Power is Reduced message on DIC combined with a Service Vehicle So
19-NA-129 Jul 28, 2023
CHEVROLET — SIERRA 1500, SILVERADO 1500 (2019–2024) — 24 vehicle combinations
020000 SUSPENSION
This technical bulletin provides repair information to correct a customer concern of a squeak and/or clunking noise coming from the rear of the vehicle.
PIT6043 Jul 27, 2023
CHEVROLET — TRAX (2024)
357500 EQUIPMENT:APPLIANCE:TV/RADIO/SPEAKERS
This Preliminary information communicates to GM dealership technicians that if they receive a customers vehicle with this concern that GM is aware of this issue and investigating. Once a repair is available, this PI will be updated with the
PIP5937 Jul 27, 2023
CHEVROLET — CORVETTE (2020–2023) — 4 vehicle combinations
350000 EQUIPMENT
This Preliminary information communicates the correct part number for the MCV in M1M equipped vehicles.
N232412710 Jul 27, 2023
CHEVROLET — SIERRA 1500, SILVERADO 1500 (2019) — 2 vehicle combinations
060000 ENGINE AND ENGINE COOLING
Emissions Recall. General Motors has decided to conduct a Voluntary Emission Recall involving certain vehicles with a 2.7L engine (RPO L3B). The Engine Control Module (ECM) may not properly diagnose, may not set Diagnostic Trouble Codes (D
N232404810 Jul 27, 2023
CHEVROLET — EXPRESS, EXPRESS CUTAWAY VAN, SAVANA (2019) — 3 vehicle combinations
060000 ENGINE AND ENGINE COOLING
Special Coverage: Certain vehicles may have a condition that could cause a fracture to occur in the left inlet pipe of the catalytic converter. If this condition occurs, increased exhaust noise may be heard, the Malfunction Indicator Light
PIT6042 Jul 26, 2023
CHEVROLET — CANYON, COLORADO (2023) — 2 vehicle combinations
353000 EQUIPMENT:ELECTRICAL
This Preliminary Information communicates a potential discharged battery concern due to a vehicle communication issue.
PIT6018A Jul 26, 2023
CHEVROLET — CANYON, COLORADO (2023) — 2 vehicle combinations
284100 BACK OVER PREVENTION:DISPLAY FUNCTION
This Preliminary information communicates the possibility of a resetting of some information modules prior to delivery.
PIE0701B Jul 26, 2023
CHEVROLET — SIERRA 1500, SILVERADO 1500 (2020–2022) — 12 vehicle combinations
160000 STRUCTURE
This engineering information (EI) closure ends the need to gather further information from technicians regarding taking pictures of decals wrinkling, peeling, bubbling, discoloration, delaminating and/or coming off.
PIC6513 Jul 26, 2023
CHEVROLET — BOLT EV (2022–2023) — 4 vehicle combinations
118000 ELECTRICAL SYSTEM:SOFTWARE
This Preliminary information communicates: GM is working on a software fix to correct a false setting alert 332 message from appearing in the driver information center when a teen driver assigned key is used to start the vehicle.
23-NA-133 Jul 26, 2023
CHEVROLET — SILVERADO 2500, SILVERADO 3500 (2024) — 2 vehicle combinations
010000 STEERING
This service bulletin provides information for dealers/technicians on Silverado High Country Steering Wheel Service Part Steel Silver Instead of Bronze.
23-NA-132 Jul 26, 2023
CHEVROLET — SILVERADO 2500, SILVERADO 3500 (2024) — 10 vehicle combinations
110000 ELECTRICAL SYSTEM
This service bulletin provides repair information to correct a customer concern of Turn Signals and/or Daytime Running Lights Intermittently Inoperable.
PIP5907A Jul 25, 2023
CHEVROLET — SIERRA 2500, SILVERADO 2500 (2024) — 2 vehicle combinations
061120 ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER
This Preliminary information communicates to dealer technicians that the turbocharger and turbocharger actuator are no longer on a parts restriction through the Product Quality Center (PQC).
PIE0747C Jul 25, 2023
CHEVROLET — SIERRA 1500, SILVERADO 1500 (2022–2023) — 8 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 engineers listed regarding information to inform dealership personnel of elevated Warranty being seen on A/C com
PIC6514 Jul 25, 2023
CHEVROLET — TRAX (2024)
353000 EQUIPMENT:ELECTRICAL
This Preliminary information communicates the direction a technician needs to take when A/C is not enabled during a remote start event.
23-NA-116 Jul 25, 2023
CHEVROLET — SIERRA 2500, SIERRA 3500, SILVERADO 2500, SILVERADO 3500 (2024) — 8 vehicle combinations
060000 ENGINE AND ENGINE COOLING
This technical bulletin provides a procedure to replace the turbocharger if the actuator arm weld has been found to be faulty.
N222383020 Jul 24, 2023
CHEVROLET — SIERRA 1500, SILVERADO 1500 (2022) — 4 vehicle combinations
061600 ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM)
Service Update: Certain vehicles may have an Engine Control Module that does not properly respond to certain service tool requests for the datafile CALID (part number) and CVN (checksum). This condition may cause a vehicle to fail an emiss
23-NA-130 Jul 24, 2023
CHEVROLET — BLAZER (2019–2023) — 15 vehicle combinations
110000 ELECTRICAL SYSTEM
This technical bulletin provides repair information to correct a customer concern of the driver side mirror being distorted.
23-NA-129 Jul 24, 2023
CHEVROLET — EQUINOX (2023–2024) — 6 vehicle combinations
100000 POWER TRAIN
This technical bulletin provides repair information to correct a customer concern of Vibration/Rumble/Humming on Light Acceleration at 20-45 MPH or Tip in Acceleration Lag at Low RPM and Low Boost.
23-NA-131 Jul 21, 2023
CHEVROLET — CAMARO (2024)
350000 EQUIPMENT
This service bulletin provides new information/features on the upcoming 2024 Camaro.
PIP5936A Jul 20, 2023
CHEVROLET — SIERRA 2500, SILVERADO 2500 (2024) — 2 vehicle combinations
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This Preliminary information communicates to the dealer technician that engineering is aware of DTC P2463 setting and the condition is under review.
N232404821 Jul 20, 2023
CHEVROLET — BOLT EUV, BOLT EV (2023) — 4 vehicle combinations
100000 POWER TRAIN
Service Update. Certain vehicles may have a condition in which the high voltage battery was shipped with incorrect labels. Dealers are to use a black paint pen to obscure the N2.2 chemistry note on the Battery data label.
N232404820 Jul 20, 2023
CHEVROLET — BOLT EUV, BOLT EV (2023) — 4 vehicle combinations
100000 POWER TRAIN
Service Update. Certain vehicles may have been serviced in which the high voltage battery used had a different chemistry from the OEM high voltage battery. Dealers are to update the vehicle calibration to a high voltage battery pack with N2
23-NA-126 Jul 20, 2023
CHEVROLET — CANYON, COLORADO (2023) — 14 vehicle combinations
110000 ELECTRICAL SYSTEM
This service bulletin provides repair information to correct a customer concern of Radio Software issues.
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