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.
About P04FB on the 2026 GMC Terrain: what the code means, and the bulletins and recalls about the same components.
By type
By component
By trouble code
Only bulletins with trouble code: P04FB are shown. Show all
| PIP6059B | 2025-10-24. Service bulletin. UNKNOWN OR OTHER. This Preliminary Information communicates a potential MIL / SES due to P04FB that Engineering is currently working on a design improvement. |
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The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.