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

PIT5733D Jan 9, 2024
CHEVROLET — SIERRA 1500, SIERRA 2500, SIERRA 3500, SILVERADO 1500, SILVERADO 2500, SILVERADO 3500, SILVERADO EV (2019–2024) — 33 vehicle combinations
120000 EXTERIOR LIGHTING
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
N232425820 Jan 9, 2024
CHEVROLET — CANYON, COLORADO (2023–2024) — 2 vehicle combinations
110000 ELECTRICAL SYSTEM
Service Update - Certain vehicles may have certain modules inoperative. Dealers are to use SPS2 in TLC to reprogram the module(s) stuck in boot mode/not communicating.
PIP5548B Jan 8, 2024
CHEVROLET — SPARK (2014–2022) — 9 vehicle combinations
100000 POWER TRAIN
This Preliminary information communicates to the dealer technician diagnostic tips on inspection of the magnets inside the transmission fluid pan of the CVT7 transmission to aid in determining if the transmission needs to be replaced or not
N232415790 Jan 8, 2024
CHEVROLET — SIERRA 1500, SIERRA 2500, SIERRA 3500, SUBURBAN, YUKON (2023–2024) — 5 vehicle combinations
117000 ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL
Service Update. Certain vehicles may be missing the provisioning for the graphics processor on the instrument cluster. Dealers are to replace the instrument cluster.
PIT6107 Jan 5, 2024
CHEVROLET — SIERRA 1500, SIERRA 3500, SILVERADO 1500, SILVERADO EV (2022–2024) — 8 vehicle combinations
353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
This Preliminary information communicates that GM is aware of and working on the audio issue
PIP5911A Jan 5, 2024
CHEVROLET — SIERRA 2500, SIERRA 3500, SILVERADO 2500, SILVERADO 3500 (2024) — 4 vehicle combinations
110000 ELECTRICAL SYSTEM
This comminication shows a possible terminal damage issue in X950D that may cause fuse F5BA or F6BA to open or partially open.
PIP5781A Jan 5, 2024
CHEVROLET — CORVETTE (2020–2024) — 15 vehicle combinations
103110 POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE:SOFTWARE
This Preliminary information communicates that characterizing certain parts is no longer required, the service instruction was changed but technicians are still trying to perform the function causing further confusion.
N232427950 Jan 4, 2024
CHEVROLET — CANYON, COLORADO, SIERRA 1500, SILVERADO 1500 (2023) — 8 vehicle combinations
070000 FUEL SYSTEM, GASOLINE
Emissions Recall - General Motors has decided to conduct a Voluntary Emission Recall involving certain vehicles with a 2.7L engine. Under certain driving conditions, due to differences in flow rate characteristics, the fuel injectors may no
21-NA-195 Jan 4, 2024
CHEVROLET — EXPRESS, EXPRESS CUTAWAY VAN, SAVANA (2020–2021) — 12 vehicle combinations
030000 SERVICE BRAKES, HYDRAULIC
This service bulletin advises the technician of a new routing for the ABS sensor harness if the part was received with a shorter harness.
PIT5687A Jan 2, 2024
CHEVROLET — SIERRA 1500, SILVERADO 1500 (2019–2024) — 24 vehicle combinations
061610 ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM):SOFTWARE
This Preliminary information communicates some diagnostic tips to inspect for no/low voltage at the ECM for a customers complaints of a SES MIL, Crank No Start, stalling DTC's: P16A7 and/or P16AF.
PIC6293H Jan 2, 2024
CHEVROLET — CAMARO (2016–2024) — 18 vehicle combinations
350000 EQUIPMENT
The purpose of this Preliminary Information is to provide dealership technicians some tips on installation of this kit, as well as some common areas to check if the system is inoperative after installation.
PIE0760A Dec 22, 2023
CHEVROLET — SIERRA 1500, SILVERADO 1500 (2023–2024) — 4 vehicle combinations
060000 ENGINE AND ENGINE COOLING
This engineering information (EI) closure ends the need for gathering further information from technicians in regard to having the Check Engine Lamp illuminated on Driver Information Center (DIC) with DTCs P0671, P0672, P0673, P0674, P0675,
N232434590 Dec 22, 2023
CHEVROLET — BLAZER EV (2024) — 4 vehicle combinations
110000 ELECTRICAL SYSTEM
Floor Plan Compensation - On December 22, 2023, GM sent GlobalConnect Message GCUS-3-3106 to all GM Dealers regarding field action N232434590. GM is working to develop a remedy as quickly as possible. When a remedy is available, the b
23-NA-227 Dec 22, 2023
CHEVROLET — BLAZER EV, SILVERADO EV (2024) — 16 vehicle combinations
110000 ELECTRICAL SYSTEM
This technical bulletin provides repair information to correct a customer concern of Radio Software Version W27E-172.5.1-M169-SQBR4-126.1 a?? Multiple Updates for IVD.
PIC6534 Dec 21, 2023
CHEVROLET — CORVETTE (2024)
110000 ELECTRICAL SYSTEM
This Preliminary Information communicates diagnostic information to the servicing technician to assist him in addressing a U1611 DTC.
23-NA-226 Dec 21, 2023
CHEVROLET — EQUINOX EV (2024) — 2 vehicle combinations
160000 STRUCTURE
This informational bulletin provides information for dealers/technicians on Rear License Plate Installation.
PIT5386J Dec 20, 2023
CHEVROLET — SIERRA 1500, SIERRA 2500, SIERRA 3500, SILVERADO 1500, SILVERADO 2500, SILVERADO 3500 (2014–2024) — 124 vehicle combinations
110000 ELECTRICAL SYSTEM
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. On trucks equipped with the Back Up Alarm (RPO 8S3), the
N232427130 Dec 20, 2023
CHEVROLET — 6500HD (2023) — 2 vehicle combinations
199000 TIRES:PRESSURE MONITORING AND REGULATING SYSTEMS
Customer Satisfaction Program. Certain vehicles, equipped with tire size 255/70R22.5 (RPO 5U5), the Mimamori Control Module (MMU) was not programmed with the correct tire size value. This error will cause the accumulated mileage value show
PIT6104 Dec 19, 2023
CHEVROLET — BLAZER EV (2024) — 2 vehicle combinations
160000 STRUCTURE
This Preliminary information communicates a customer may complain that when they open the liftgate it opens fully and then reverses to the closed position. The dealer technician is directed to relearn the liftgate.
PIT6099A Dec 18, 2023
CHEVROLET — BLAZER EV (2024)
138000 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM
This PI states that a vehicle may be encountered with a concern that the HVAC controls are inoperative. The dealer technician is instructed to reprogram the radio to resolve this concern.
PI3541J Dec 18, 2023
CHEVROLET — SIERRA 1500, SILVERADO 1500 (2014–2019) — 48 vehicle combinations
010000 STEERING
This preliminary bulletin provides additional guidance for diagnosing vibrations or disturbances that may occur on full size pickups and how to correct and repair.
N232411311 Dec 18, 2023
CHEVROLET — CANYON, COLORADO (2023) — 4 vehicle combinations
060000 ENGINE AND ENGINE COOLING
Service Update - Certain vehicles may have an Engine Control Module (ECM) that does not sufficiently control fuel injector flow rate under certain driving conditions. Dealers are to reprogram the ECM.
PIP5956 Dec 14, 2023
CHEVROLET — CORVETTE (2023–2024) — 4 vehicle combinations
070000 FUEL SYSTEM, GASOLINE
This Preliminary information communicates to the dealer an issue where the vehicle may set diagnostics trouble codes related to the bank 2 fuel rail pressure sensor. The dealer is instructed to inspect associated wiring and terminals, then
N232411313 Dec 14, 2023
CHEVROLET — CANYON, COLORADO (2023) — 2 vehicle combinations
110000 ELECTRICAL SYSTEM
Service Update: Certain vehicles may have a low or discharged battery after accepting an Over The Air (OTA) update. Dealers are to reprogram the Engine Control Module and Serial Data Gateway Module.
23-NA-218 Dec 14, 2023
CHEVROLET — TRAILBLAZER (2021–2024) — 8 vehicle combinations
160000 STRUCTURE
This service bulletin provides repair information to correct a customer concern of a Rear Side Door Weatherstrip Coming Loose.