Service bulletins for the 2023 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.
1426 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
By topic
Only bulletins with component: Power steering are shown. Show all
| N222376580 | 2023-02-06. Service bulletin. STEERING:ELECTRIC POWER ASSIST SYSTEM. Service Update - Certain vehicles may have a condition in which the Power Assist Steps reverse while deploying or stowing. Dealers will reprogram the Assist Step Control Module. |
|---|
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.