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.
About P006C on the 2023 GMC Terrain: what the code means, and the bulletins and recalls about the same components.
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Only bulletins with trouble code: P006C are shown. Show all
| N252524761 | 2026-01-28. Service campaign. UNKNOWN OR OTHER. Certain vehicles may set a Malfunction Indicator Light. Additionally, the vehicle may set DTCs P228C, P0089, and/or P006C. Dealers are to reprogram the Engine Control Module. |
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| N252524760 | 2026-01-28. Service campaign. UNKNOWN OR OTHER. Certain vehicles may set a Malfunction Indicator Light. Additionally, the vehicle may set DTCs P228C, P0089, and/or P006C. Dealers are to reprogram the Engine Control Module. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.