Technical Service Bulletins
Search 172,063 manufacturer communications covering 880 vehicle makes from 1955 to 2025.
Showing 722 bulletins for GMC
24-NA-077
Apr 19, 2024
160000 STRUCTURE
This informational bulletin provides steps to install a Front License Plate bracket.
N232427100-01
Apr 4, 2024
162800 STRUCTURE:BODY:HOOD
Emission Recall - General Motors has decided to conduct a Voluntary Emission Recall on certain vehicles with a 6.6L diesel engine. These vehicles may have been built with an incorrect hood vent that does not allow sufficient airflow. Deal
N242439940
Apr 4, 2024
110000 ELECTRICAL SYSTEM
Service Update - Certain vehicles may have a condition where the Serial Data Gateway Module is incompatible for software updates. Dealers are to replace and reprogram the serial data gateway module.
PIT6139A
Mar 27, 2024
110000 ELECTRICAL SYSTEM
This Preliminary information communicates to the field on how to clear the Service Drivers Assist message with new software that is now available.
24-NA-059
Mar 22, 2024
100000 POWER TRAIN
This bulletin advises the tech that they may have possibly installed the wrong drive unit fluid pump and need to check which module created the code.
PIT6139
Mar 21, 2024
280100 BACK OVER PREVENTION:SOFTWARE
This Preliminary information communicates to the field on how to clear the Service Drivers Assist message with new software that is now available.
24-NA-055
Mar 18, 2024
160000 STRUCTURE
This technical bulletin provides repair information to correct a customer concern of Removable Sky Panel Creak Pop Snap Noise Hot Interior Temps.
PIT5918A
Mar 6, 2024
353000 EQUIPMENT:ELECTRICAL
This Preliminary information communicates an issue where GM Accessory Illuminated Emblem may cause an issue with the left headlight/turn signal and dealership are to disable the Accessory Illuminated Emblem until a fix is available.
PIT6055B
Feb 29, 2024
118000 ELECTRICAL SYSTEM:SOFTWARE
This Preliminary information communicates to the field on how to clear the Service Drivers Assist message with new software that is now available.
N222393100
Feb 20, 2024
150000 SEAT BELTS
Customer Satisfaction Program - Certain vehicles may have a condition in which the second-row center seatbelt buckle falls between the seats when the adjacent seat is tipped and slid forward. Dealers are to add an elastic strap.
24-NA-029
Feb 8, 2024
160000 STRUCTURE
This informational bulletin provides information on HUMMER EV Water Leak Diagnostic Tips.
24-NA-028
Feb 8, 2024
110000 ELECTRICAL SYSTEM
This informational bulletin provides information on Power Tonneau Cover Diagnostic Tips.
24-NA-024
Feb 2, 2024
110000 ELECTRICAL SYSTEM
This informational bulletin provides information for dealers/technicians on Mobile Phone Inductive Charger Bin Liner Installation Tips.
N232413380
Jan 17, 2024
060000 ENGINE AND ENGINE COOLING
Customer Satisfaction Program. Certain vehicles may have been built and shipped with the incorrect A/C compressor installed. Dealers are to replace the A/C compressor.
PIT6108
Jan 10, 2024
030000 BRAKES (PWS)
This Preliminary information communicates to the field on how to diagnosis DTC's that are incorrectly identified by the Brake System Control Module (BSCM)
PIT6028A
Jan 9, 2024
117000 ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL
This Preliminary information communicates information on a blank or inoperative Instrument Panel Cluster with repair information on reprogramming the Cluster to correct the concern.
N232427120
Dec 13, 2023
063100 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL
Customer Satisfaction Program - Certain vehicles, equipped with the SLT package option 1 (RPO 4SA) AND exhaust system a?? performance (RPO NPP), may have a condition in which the customers were double charged for the performance exhaust sys
PIT6091
Nov 28, 2023
353000 EQUIPMENT:ELECTRICAL
This Preliminary information communicates to the field on how to obtain the front identification lamp (front roof marker lamp) that is temporarily on TAC restriction
PIT5964A
Nov 21, 2023
110000 ELECTRICAL SYSTEM
This Preliminary information communicates to the field how to address a condition where the lightening control module locks up and causes the exterior lighting flickering every 8 seconds and you will notice the windshield wipers and the tur
PIT6086
Nov 20, 2023
353100 EQUIPMENT:ELECTRICAL:ANTI-THEFT DEVICES
This Preliminary information communicates a software anomaly that will cause the theft alarm to go off for no apparent reason.
23-NA-128
Nov 17, 2023
160000 STRUCTURE
This technical bulletin provides a procedure to correct the condition of Noise from Roof Area at Speeds 35 MPH and Above.
PIT6055A
Nov 14, 2023
118000 ELECTRICAL SYSTEM:ADAS
This Preliminary information communicates to the field on how to clear the Service Drivers Assist message with new software that is now available.
N222383860
Nov 9, 2023
200000 WHEELS
Service Update - certain vehicles may have a condition where the decorative rivets on the wheels are fading. Dealers are to replace the wheel rivets.
PIT6085
Nov 9, 2023
260000 FORWARD COLLISION AVOIDANCE
This Preliminary information communicates a software anomaly that will cause a Forward Collision Unavailable message and a possible orange telltale on the DIC and to reflash the image processor to resolve the concern.
23-NA-182
Oct 19, 2023
110000 ELECTRICAL SYSTEM
This informational bulletin provides information on Information on High Voltage Label on X6 Branch of the BCM Wiring.