Service bulletins for the 2021 GMC Yukon
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.
1240 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
By topic
Only bulletins with component: Glass, wipers and mirrors are shown. Show all
| N202311260 | 2020-10-26. Service bulletin. VISIBILITY; BACK OVER PREVENTION. Service Update Bulletin - Certain 2021 model year Chevrolet Suburban, Tahoe, and GMC Yukon vehicles may have a kink in the rear camera washer hose. Dealers will inspect for functionality of the full display mirror (FDM) camera wash, and, if necessary, add a protective sleeve and trim the hose. |
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| PIT5761 | 2020-09-14. Service bulletin. EQUIPMENT; VISIBILITY:SUN/MOON ROOF ASSEMBLY; VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. This Preliminary information communicates an issue with a gurgle noise from the sunroof drains and advises customers to turn on the HVAC blower to clear the drain. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.