Service bulletins for the 2012 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.
1782 on file from NHTSA, as of 2026-10-19.
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Only bulletins with component: Differential are shown. Show all
| PI0020D | 2017-08-15. Service bulletin. POWER TRAIN:DRIVELINE:DIFFERENTIAL UNIT. This preliminary informational bulletin provides technicians with information on the normal condition of white, milky or cloudy appearance of front differential fluid. |
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The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.