Service bulletins for the 2018 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.
1345 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
By topic
Only bulletins with component: Parking brake are shown. Show all
| 20NA094 | 2020-05-26. Service bulletin. PARKING BRAKE; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; STEERING; ELECTRICAL SYSTEM:SOFTWARE. This informational bulletin provides information on the Steering Assist Reduced, Service Stabilitrak and/or Park Brake Released message being displayed on the Instrument Panel Cluster (IPC) due to low voltage being received by the brake or Power Steering Control Module. |
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| 19NA213 | 2019-12-16. Service bulletin. PARKING BRAKE; ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC). This technical bulletin provides repair information to correct a customer concern of Service Calibration for Service ESC and/or Service Park Brake Messages. |
| PI1410B | 2018-05-21. Service bulletin. PARKING BRAKE. This preliminary informational bulletin provides information regarding the normal characteristic of instrument panel red brake light intermittently comes on. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.