Technical Service Bulletins
Search 172,063 manufacturer communications covering 880 vehicle makes from 1955 to 2025.
Showing 11,703 bulletins for CHEVROLET
21NA120
May 24, 2021
100000 POWER TRAIN
This technical bulletin provides the tech with a procedure to check if the transmission is the cause of the concern by checking the data.
PIE0640
May 21, 2021
110000 ELECTRICAL SYSTEM
This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to vehicles that exhibits a slow crank, no crank and/or no start condition when start
PIE0639
May 20, 2021
270000 LANE DEPARTURE
This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to one or more camera views showing intermittent behavior and/or totally inoper
N212330480
May 20, 2021
160000 STRUCTURE
Service Update. 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.
N212327700
May 20, 2021
200000 WHEELS
Customer Satisfaction Program. Certain vehicles may have a condition in which the left rear half shaft may have been incorrectly heat treated. Dealers are to replace the left rear wheel drive shaft.
21NA094
May 20, 2021
110000 ELECTRICAL SYSTEM
This service bulletin provides repair information to correct a customer concern of hood ajar message displayed on DIC, hood may not open using any electrical release buttons, but will open using manual release cable.
PIE0638
May 17, 2021
260000 FORWARD COLLISION AVOIDANCE
This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to having a No Start, Forward Collision Alert, Adaptive Cruise Control and/or L
21NA113
May 17, 2021
060000 ENGINE AND ENGINE COOLING
This technical bulletin provides a procedure to perform a learn procedure for the turbo actuator.
PIT5843
May 17, 2021
110000 ELECTRICAL SYSTEM
This Preliminary information communicates that a vehicle may come to the dealer with concerns of various warning messages, possibly the door locks cycling, passive entry inoperative or other concerns. The technician is instructed to inspect
18NA275
May 14, 2021
020000 SUSPENSION
This service bulletin provides information on a small allowable amount of grease seepage from a brass or gold colored fitting located at the bottom of the strut assemblies, which is actually part of the natural operation of these struts.
21NA114
May 13, 2021
070000 FUEL SYSTEM, GASOLINE
This technical bulletin provides repair information to correct a customer concern of Fuel Gauge accuracy issues.
21NA085
May 13, 2021
110000 ELECTRICAL SYSTEM
This technical bulletin provides repair information to correct a customer concern of MIL Illuminated with DTC?P16F3 Set.
N212327100
May 12, 2021
063100 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL
Emission Recall. General Motors has decided to conduct a voluntary emissions recall involving certain vehicles. The Vehicle Emissions Control Information (VECI) label may contain an incorrect certification group identifier. Since a new l
PIT5812A
May 10, 2021
030000 BRAKES (PWS)
This preliminary information addresses a brake noise concern engineering is investigating at this time.
N202308490
May 10, 2021
353610 EQUIPMENT:ELECTRICAL:INFOTAINMENT:SOFTWARE
Service Update. Certain vehicles may have various updated software available as part of the radio continuous improvement. A most notable improvements list this software update may correct is located at the end of this bulletin for conditio
21NA101
May 10, 2021
160000 STRUCTURE
This service bulletin provides a procedure to replace both front door seals to correct a customer concern of Howl, Hoot, or Whistle Type Noise when Driving in Crosswinds.
PIT4595J
May 10, 2021
030000 BRAKES (PWS)
This PI communicates diagnostic tips to help dealership diagnosis a service trailer brake message with DTC C1114 and C1112.
PIT5767A
May 10, 2021
130000 VISIBILITY
This Preliminary information communicates an issue with poor a/c performance and to replace the a/c condenser.
21NA044
May 10, 2021
110000 ELECTRICAL SYSTEM
This technical bulletin provides repair information to correct a customer concern of SUV Vehicle Software Configuration Management Update (VeSCoM).
PIT5839A
May 7, 2021
350000 EQUIPMENT
This Preliminary information communicates to GM dealers that the above mentioned concern is software related and that General Motors is working on a solution.
120851002L
May 7, 2021
350000 EQUIPMENT
This informational bulletin provides technicians and dealership personnel with spray-in bed liner general information and repair procedures.
21NA111
May 6, 2021
060000 ENGINE AND ENGINE COOLING
This service bulletin provides repair information to correct a customer concern of a Check Engine Light Illuminated, No Start/ No Propulsion, DTC P0A0C.
PIE0634
May 6, 2021
110000 ELECTRICAL SYSTEM
This engineering informational bulletin is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to concerns with the front center floor power console function and/or appearanc
21NA110
May 6, 2021
350000 EQUIPMENT
This informational bulletin provides information for dealers/technicians on Information on GM Accessories - Instructions on Claim Submission on Dealer-Replaced Tonneau Covers During Warranty Period.
N212335340
May 4, 2021
110000 ELECTRICAL SYSTEM
Customer Satisfaction Program. Certain vehicles, equipped with a 5.3 L engine, may have a diagnostic calibration in the engine control module (ECM) causing it to stay awake resulting in a parasitic drain on the battery. This could cause di