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.
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Only bulletins with component: Power windows are shown. Show all
| 21-NA-184 | 2023-07-25. Service bulletin. ELECTRICAL SYSTEM; VISIBILITY:POWER WINDOW DEVICES AND CONTROLS. This service bulletin provides a procedure to update the calibrations after Window Regulator electronics or window motor replacement. |
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The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.