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Service bulletins for the 2023 GMC Terrain

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

459 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

By topic

Bulletins, newest first
PIP6003C2024-12-20. Service bulletin. FUEL/PROPULSION SYSTEM. This Preliminary information communicates a known concern with the high pressure fuel pump and potential injector contamination.
22-NA-2382024-12-19. Service bulletin. UNKNOWN OR OTHER; ELECTRICAL SYSTEM. This service bulletin provides diagnostic/repair information to correct a customer concern of Cellphone not Charging or USB Receptacle Inoperative.
08-07-30-035I2024-12-19. Service bulletin. POWER TRAIN. This service bulletin provides information on the harmful effects of ethylene glycol in transmission fluid.
21-NA-1812024-12-18. Service bulletin. POWER TRAIN. This service bulletin provides 9th gear operation information to respond to customers that may comment on transmission shift operation.
19-NA-2192024-12-17. Service bulletin. ENGINE. This diagnostic tip bulletin provides additional information on how to diagnose a possible valve, lifter or camshaft issue.
N242450160-012024-12-17. Service campaign. FUEL/PROPULSION SYSTEM. Service Update - Certain Vehicles may have a condition where the high pressure fuel pump is potentially inoperative. Dealers are to replace the high pressure fuel pump and fuel pump feed pipe.
18-NA-2102024-12-16. Service bulletin. ELECTRICAL SYSTEM; STRUCTURE:BODY. This technical bulletin provides a procedure to correct a customer concern of a High Pitch Whine Noise Coming from Front Instrument Panel (IP) Speakers.
PIT5962B2024-12-12. Service bulletin. ELECTRICAL SYSTEM; UNKNOWN OR OTHER. This Preliminary information communicates a GM part number for reflective high temperature heat or insulating tape when repairing wiring harnesses.
PIT5696H2024-12-12. Service bulletin. SERVICE BRAKES. This preliminary information discusses potential for a code C0010.5A to store in the brake controller which appears to be setting falsely or is induced by the customer.
21-NA-0432024-12-10. Service bulletin. STRUCTURE:BODY; WHEELS; ENGINE; SERVICE BRAKES; UNKNOWN OR OTHER. This bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before being sold (prepping) to the customer.
PIC65872024-12-09. Service bulletin. UNKNOWN OR OTHER; LANE DEPARTURE: ASSIST; LANE DEPARTURE: WARNING. This Preliminary information communicates Thus the active safety systems maybe inoperable and to perform a module reset to correct.
PIC6552D2024-12-09. Service bulletin. LANE DEPARTURE: ASSIST; UNKNOWN OR OTHER; LANE DEPARTURE: WARNING. This Preliminary information communicates how to recover the Image Processing Module.
PIP60192024-12-05. Service bulletin. ENGINE. This Preliminary information communicates known concern with cooling fan and the current repair.
PIT5551P2024-12-05. Service bulletin. FORWARD COLLISION AVOIDANCE: AUTOMATIC EMERGENCY BRAKING. This Preliminary information communicates a "Forward Collision System Reduced" message displayed on the DIC when the Forward Automatic Braking has been set to the "Alert" setting. This is normal when the FAB has been set to "Alert".
24-NA-2392024-12-05. Service bulletin. UNKNOWN OR OTHER; ELECTRICAL SYSTEM. This informational bulletin provides a guide on how to diagnose and test for vibrations utilizing the PicoScope.
23-NA-0212024-12-04. Service bulletin. ENGINE; POWER TRAIN. This service bulletin advises the tech that the rotational Clicking Noise Heard After Engine Shut Down may be normal characteristics of the vehicle.
04-06-01-029K2024-12-04. Service bulletin. POWER TRAIN; STEERING; ENGINE. This informational bulletin explains Unscheduled Supplemental Services and the importance of GM Simplified Maintenance Schedules.
21-NA-1692024-12-03. Service bulletin. POWER TRAIN. This service bulletin provides diagnostic information/procedures to aid the service technician in diagnosing 9T45/50/60 automatic transmissions with low mileage and DTCs current or history related to the control solenoids and valves.
24-NA-1082024-11-21. Service bulletin. UNKNOWN OR OTHER; ELECTRICAL SYSTEM. This service bulletin provides a procedure to correct radio software concerns.
24-NA-0402024-11-16. Service bulletin. UNKNOWN OR OTHER. This service bulletin provides information on All hazmat parts being returned to the Warranty Parts Center (WPC) must be shipped using Central Transport. Hazardous materials should never be sent by air transportation to the WPC.
10-00-89-009F2024-11-14. Service bulletin. UNKNOWN OR OTHER. This service bulletin provides information on key code security rules and information on GM keycode look-up applications (U.S).
23-NA-1542024-11-13. Service bulletin. UNKNOWN OR OTHER. This bulletin provides information on Warranty Administration – Required Operating Procedures - 8 Points (U.S. Only).
22-NA-2442024-11-13. Service bulletin. UNKNOWN OR OTHER; STRUCTURE:BODY. This warranty administration service bulletin provides information about GM Accessories - Dealer-Installed, Repaired or Replaced During Warranty Coverage Period.
22-NA-0532024-11-13. Service bulletin. ELECTRICAL SYSTEM; UNKNOWN OR OTHER. This service bulletin provides information for dealers/technicians on New Labor Operations for Limited Production Option (LPO) Calibrated Accessories.
07-00-89-037T2024-11-13. Service bulletin. UNKNOWN OR OTHER. This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance programs.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.