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.
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By component
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Only bulletins with component: Body and frame are shown. Show all
| 17-NA-206 | 2017-12-22. Service bulletin. STRUCTURE:BODY:HATCHBACK/LIFTGATE. This informational bulletin provides information for dealers/technicians on addressing a customer concern of the appearance of a liftgate actuator leak. |
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The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.