Service bulletins for the 2021 GMC Acadia
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.
847 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
By topic
Only bulletins with component: Seat belts are shown. Show all
| N222393100 | 2024-02-20. Service bulletin. SEAT BELTS. Customer Satisfaction Program - Certain vehicles may have a condition in which the second-row center seatbelt buckle falls between the seats when the adjacent seat is tipped and slid forward. Dealers are to add an elastic strap. |
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| 99-09-40-005I | 2023-07-28. Service bulletin. SEAT BELTS. This service bulletin provides information on availability for a seat belt extender. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.