Service bulletins for the 2015 GMC Yukon XL
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.
2156 on file from NHTSA, as of 2026-10-19.
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By component
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Only bulletins with component: Turn signals are shown. Show all
| PI1268A | 2017-08-15. Service bulletin. EXTERIOR LIGHTING:TURN SIGNAL. This preliminary informational bulletin provides repair information for a customer concern of dome lamps flash/flicker on and off when operating brake pedal or turn signal. |
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The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.