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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

23-NA-118 Jul 20, 2023
CHEVROLET — SIERRA 1500, SIERRA 2500, SIERRA 3500, SILVERADO 1500, SILVERADO 2500, SILVERADO 3500, SUBURBAN, SUBURBAN 1500, TAHOE, YUKON, YUKON XL, YUKON XL 1500 (2022–2024) — 164 vehicle combinations
110000 ELECTRICAL SYSTEM
This technical bulletin provides repair information to correct a customer concern of Radio Software Version Y168 a?? Multiple Updates for IOK.
PIP5936 Jul 19, 2023
CHEVROLET — SIERRA 2500, SILVERADO 2500 (2024) — 2 vehicle combinations
092300 FUEL SYSTEM, OTHER:FUEL FILTER
This Preliminary information communicates to the dealer technician that engineering is aware of DTC P2463 setting and the condition is under review.
PIE0743A Jul 19, 2023
CHEVROLET — SUBURBAN, TAHOE, YUKON, YUKON XL (2023) — 8 vehicle combinations
160000 STRUCTURE
This engineering information (EI) closure ends the need to gather further information from technicians in regard to the Emblem and/or Nameplates on the Liftgate License Plate Applique peeling, bubbling and/or delaminating.
N232395710 Jul 19, 2023
CHEVROLET — SILVERADO 4500HD, SILVERADO 5500HD, SILVERADO 6500HD (2022) — 3 vehicle combinations
162200 STRUCTURE:BODY:BUMPERS
Customer Satisfaction Program. Certain vehicles may have been built with a black bumper when the customer ordered a chrome bumper. Dealers will provide the customer with a reimbursement check in the amount of $100.00 USD.
PIP5935 Jul 17, 2023
CHEVROLET — SILVERADO 5500HD (2019–2023) — 5 vehicle combinations
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
Communicates the need for restriction on 2019 through 2023 6.6L L5D engines
PIP5797E Jul 17, 2023
CHEVROLET — CORVETTE (2020–2023) — 4 vehicle combinations
100000 POWER TRAIN
This Preliminary information communicates the need to replace the transmission assembly for faults related to non-serviceable internal parts..
PIC6512 Jul 17, 2023
CHEVROLET — CORVETTE (2020–2023) — 8 vehicle combinations
121000 EXTERIOR LIGHTING:HEADLIGHTS
This Preliminary Information communicates instructions for a dealership technician to properly diagnose a Service Headlamp System message.
PIT6039 Jul 13, 2023
CHEVROLET — CANYON, COLORADO (2023) — 2 vehicle combinations
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This Preliminary information communicates to the technicians that if they have a Colorado or Canyon with this concern that GM Engineering is aware of this and to not replace any parts at this time. GM will update this Preliminary Informatio
07-08-42-006S Jul 13, 2023
CHEVROLET — SIERRA 1500, SIERRA 2500, SIERRA 3500, SILVERADO 1500, SILVERADO 2500, SILVERADO 3500 (2007–2024) — 116 vehicle combinations
110000 ELECTRICAL SYSTEM
This service bulletin provides technicians with information on available BCM calibrations to restore bulb outage detection on vehicles produced by a second stage manufacturer (Upfitter), and/or turn signals flash fast after factory box remo
PIT6040 Jul 12, 2023
CHEVROLET — SIERRA 1500, SIERRA 2500, SILVERADO 1500, SILVERADO 2500 (2023–2024) — 8 vehicle combinations
110000 ELECTRICAL SYSTEM
This Preliminary information communicates an issue where the aux switch "on" LED indicators do not illuminate within the aux switch if more than one aux switch is turned on. The aux switches do work regardless of how many are turned on, bu
23-NA-117 Jul 12, 2023
CHEVROLET — SIERRA 1500, SIERRA 2500, SIERRA 3500, SILVERADO 1500, SILVERADO 2500, SILVERADO 3500 (2022–2024) — 16 vehicle combinations
120000 EXTERIOR LIGHTING
This technical bulletin provides repair information to correct a customer concern of Electronic Lighting Control Module Loose or Hanging out of BCM Bracket.
PIT6038 Jun 30, 2023
CHEVROLET — CANYON, COLORADO (2023) — 4 vehicle combinations
060000 ENGINE (PWS)
This Preliminary Information communicates the possibility of remote vehicle start being inoperative because it lacks the proper calibrations.
PIP5934 Jun 30, 2023
CHEVROLET — SIERRA 1500, SILVERADO 1500, SILVERADO 2500 (2022–2023) — 8 vehicle combinations
060000 ENGINE (PWS)
This Preliminary information communicates the possibility of dtc U060F or U1345 being set as current or history and clearing the codes then evaluating to confirm they do not return Engineering investigating root cause of condition
PIP5933 Jun 30, 2023
CHEVROLET — SIERRA 2500, SILVERADO 2500 (2024) — 2 vehicle combinations
346000 COMMUNICATION:MANUFACTURER TELEMATICS
This Preliminary information communicates to the dealer technician that there is an ECM calibration available to address the DTC P060C on the 2024 Duramax 6.6 L5P.
PIT6037 Jun 29, 2023
CHEVROLET — CANYON, COLORADO (2023) — 2 vehicle combinations
138000 VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM
This Preliminary Information communicates the possibility of an issue with the HVAC case drain causing water to accumulate on the floor.
PIT6036 Jun 29, 2023
CHEVROLET — SIERRA 1500, SILVERADO 1500 (2019–2022) — 8 vehicle combinations
160000 STRUCTURE
This Preliminary information communicates an issue that when an engine mount is replaced there may be additional parts replaced along with the engine mount and dealership are to reference the parts catalog to determine if additional parts a
N232403290 Jun 29, 2023
CHEVROLET — SIERRA 1500, SILVERADO 1500 (2023) — 2 vehicle combinations
100000 POWER TRAIN
Service Update - Certain vehicles may have a condition in which the incorrect thrust washer was installed in the transmission input carrier. Dealers are to replace the transmission.
23-NA-112 Jun 29, 2023
CHEVROLET — SIERRA 1500, SIERRA 2500, SIERRA 3500, SILVERADO 1500, SILVERADO 2500, SILVERADO 3500 (2019–2024) — 236 vehicle combinations
110000 ELECTRICAL SYSTEM
This technical bulletin provides a procedure to correct the condition of Inadvertent/Unwanted Tail Gate Opening.
PIP5932 Jun 28, 2023
CHEVROLET — TRAX (2024) — 2 vehicle combinations
060000 ENGINE (PWS)
This Preliminary information communicates to dealers engine wiring harness inspections and engine oil pump diagnostic testing related to MIL on with P0521.
23-NA-115 Jun 28, 2023
CHEVROLET — CORVETTE (2023–2024) — 15 vehicle combinations
060000 ENGINE AND ENGINE COOLING
This service bulletin provides a procedure to verify the noise and align the camshaft caps to correct customer concerns of a Ticking, Tapping or Snapping Noise from Engine.
23-NA-113 Jun 28, 2023
CHEVROLET — SIERRA 2500, SIERRA 3500, SILVERADO 2500, SILVERADO 3500 (2024) — 12 vehicle combinations
030000 BRAKES (PWS)
This informational bulletin advises the tech that the customers concern of a trailer brake disabled may be caused from the trailer itself and engineering is looking into a repair.
PIT6026C Jun 27, 2023
CHEVROLET — SUBURBAN, TAHOE, YUKON (2022) — 3 vehicle combinations
111000 ELECTRICAL SYSTEM:12V/24V/48V BATTERY
This Preliminary information communicates information on repairing dead battery concern caused by failed OTA N22-238206.
PIE0735C Jun 27, 2023
CHEVROLET — CORVETTE (2023)
100000 POWER TRAIN
This engineering information (EI) closure ends the need for gathering further information from the field in regard to transmission fluid that can be seen under the vehicle.
23-NA-070 Jun 27, 2023
CHEVROLET — SIERRA 1500, SILVERADO 1500, SUBURBAN, SUBURBAN 1500, TAHOE, YUKON, YUKON XL (2022–2023) — 54 vehicle combinations
110000 ELECTRICAL SYSTEM
This technical bulletin provides repair information to correct a customer concern of UDV Cluster Software version 162.3
PIT6034 Jun 26, 2023
CHEVROLET — BLAZER, BLAZER EV (2024) — 2 vehicle combinations
350000 EQUIPMENT
This Preliminary information communicates that Parts that the ECS are on Restriction
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