Technical Service Bulletins
Search 172,063 manufacturer communications covering 880 vehicle makes from 1955 to 2025.
Showing 11,703 bulletins for CHEVROLET
19-NA-042
Aug 24, 2022
160000 STRUCTURE
This service bulletin provides information for dealers/technicians on a customer commenting on seeing a yellow tint appearance to hood and engine covera??s exposed carbon fiber parts.
PIE0708B
Aug 22, 2022
350000 EQUIPMENT
This engineering information (EI Lite) ends the need for further information from the field in regards to having a intermittent and/or inoperable rear camera and blue or black screen may be present with error message present.
N222371120
Aug 18, 2022
110000 ELECTRICAL SYSTEM
Service Update - certain vehicles may have an incorrect ground stud nut from the ground cable to the front of dash stud. Dealers are to inspect the front of dash ground nuts and replace if necessary.
N222369400
Aug 17, 2022
110000 ELECTRICAL SYSTEM
Certain vehicles are to receive a software update to improve the original Advanced Diagnostic Software. This software update addresses customer reports of difficulty connecting to a charger (2019 MY only), reduces false diagnostic activatio
N212351870-01
Aug 17, 2022
110000 ELECTRICAL SYSTEM
Service Update - Certain vehicles have a condition that could cause an underestimation of the 12-volt battery state of charge. If this occurs when the battery is sufficiently charged, the alternator may not enter fuel saving mode. Dealers a
PIE0715
Aug 16, 2022
020000 SUSPENSION
This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the front upper control arm ball joint separated from the socket.
PIE0714
Aug 16, 2022
060000 ENGINE AND ENGINE COOLING
This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to the crankshaft balancer appears to be wobbling and/or vibrating, mounting bo
N222369401
Aug 16, 2022
103100 POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)
Certain vehicles are to receive a software update to improve the original Advanced Diagnostic Software. This software update reduces false diagnostic activation in certain vehicles under certain driving conditions, and prevents diagnostic d
22-NA-169
Aug 15, 2022
350000 EQUIPMENT
This technical bulletin provides repair information to correct a customer concern of power assist steps inoperative / reverse after being deployed / erratic 0peration.
22-NA-167
Aug 15, 2022
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
This informational bulletin provides information on Light and Medium Duty Truck Product Identification and Warranty Summary Chevrolet/GMC Dealers.
22-NA-166
Aug 15, 2022
160000 STRUCTURE
This technical bulletin provides repair information to correct a customer concern of finding a water leak inside the interior of the vehicle.
21-NA-027
Aug 15, 2022
110000 ELECTRICAL SYSTEM
This technical bulletin provides a procedure to install 2 way tape to correct a condition of Trailering Connector Loose Within Rear Bumper.
18-NA-176
Aug 15, 2022
110000 ELECTRICAL SYSTEM
This technical bulletin provides a procedure to add reflective butyl tape to the rear driver's side module to correct the radar reflection being detected and triggering the false alerts.
N222375370
Aug 12, 2022
150000 SEAT BELTS
Certain vehicles require the replacement of the left front seatbelt retractor as part of an internal investigation.
PIE0713
Aug 11, 2022
350000 EQUIPMENT
This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to horn having weak sound and/or horn is inoperable.
N212354523
Aug 11, 2022
220000 SEATS
Customer Satisfaction Program. Due to the industry-wide semiconductor shortage, the front heated/ventilated seats, front heated seats, or rear heated seats are not functional on certain 2022 model year vehicles listed above, built beginnin
N222364680
Aug 10, 2022
020000 SUSPENSION
Customer Satisfaction Program - Certain vehicles may have been built with incorrect front shock absorbers. Dealers are to replace both front shock absorbers.
20-NA-020
Aug 10, 2022
030000 SERVICE BRAKES, HYDRAULIC
This technical bulletin provides a procedure to replace the front and rear brake pads if the brakes are squealing.
22-NA-161
Aug 9, 2022
350000 EQUIPMENT
This informational bulletin provides information for dealers/technicians on power folding mirrors do not fold at the same speed.
20-NA-198
Aug 9, 2022
110000 ELECTRICAL SYSTEM
This technical bulletin provides repair information to correct a customer concern of seeing the trailer running lights shut off due to excessive load on the running lamp circuit.
20-NA-156
Aug 9, 2022
100000 POWER TRAIN
This technical bulletin provides a procedure to replace the rear axle c-clips if found the cause of the customers concern of rear axle clunk.
N222376590
Aug 2, 2022
102900 POWER TRAIN:MANUAL TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)
Service Update - certain vehicles may have a transmission control module that may not have been correctly programmed. Dealers are to reprogram the transmission control module.
N222362010
Aug 2, 2022
020000 SUSPENSION
On certain vehicles there may be a hydraulic lift fluid leak at the front right hand (passenger) side of the vehicle. Dealers are to replace the front hydraulic lift fluid reservoir vented cap with a non-vented cap.
22-NA-155
Aug 2, 2022
100000 POWER TRAIN
This technical bulletin provides repair information to correct a customer concern of Harsh Transmission Downshift 4a??3.
N222370150
Aug 1, 2022
060000 ENGINE AND ENGINE COOLING
In certain vehicles with a 1.5L engine, it is possible the Engine Control Module (ECM) in these vehicles could set a Diagnostic Trouble Code (DTC) for the enginea??s high pressure fuel pump when there is no actual malfunction. If this were