Service bulletins for the 2026 GMC Sierra
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.
310 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
Only bulletins with component: Body and frame are shown. Show all
| N262547670 | 2026-04-20. Service campaign. STRUCTURE:BODY. Certain vehicles listed above may have a condition in which there are splits in the cab door ring in the rear outboard side of the roof ditch and exterior cab door ring. Dealers will inspect the rear outboard roof ditch area of the cab door ring and the exterior cab door ring, and weld and seal any identified splits as necessary. |
|---|
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.