Service bulletins for the 2026 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.
170 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
Only bulletins with component: Driver assistance are shown. Show all
| 25-NA-118 | 2025-09-10. Service bulletin. FORWARD COLLISION AVOIDANCE: AUTOMATIC EMERGENCY BRAKING. This service bulletin provides information for the technicians to use a Customer Concern Verification sheet to facilitate the questions needing to be answered by the customer regarding Automatic Emergency Braking (AEB) issues. |
|---|---|
| 25-NA-094 | 2025-06-11. Service bulletin. ELECTRICAL SYSTEM; LANE DEPARTURE: ASSIST. This informational service bulletin provides information on how to correct the pop-up message "Lane Keep Assist Unavailable" after being taken out of transport mode. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.