Service bulletins for the 2020 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.
885 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
By topic
Only bulletins with component: Wiring and fuses are shown. Show all
| PIC6420 | 2020-12-14. Service bulletin. ELECTRICAL SYSTEM:WIRING; ELECTRICAL SYSTEM. This Preliminary information communicates information on coax cable connection concerns that can cause a black screen in reverse. |
|---|---|
| PIT5738 | 2020-04-13. Service bulletin. ELECTRICAL SYSTEM:WIRING. This Preliminary information communicates DRL circuit #309, gray wire at X104 may have a poor connection due to a backed-out terminal or the wire being pulled too tight. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.