Service bulletins for the 2012 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.
1586 on file from NHTSA, as of 2026-10-19.
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Only bulletins with component: Turn signals are shown. Show all
| PIT5152 | 2012-05-02. Service bulletin. EXTERIOR LIGHTING:TURN SIGNAL:FLASHER UNIT. GM: TURN SIGNALS FLASH FASTER THAN NORMAL. THE CONDITION MAY OR MAY NOT BE DUPLICATED AND MAY AFFECT THE LEFT OR RIGHT TURN SIGNALS. IF THE CURRENT DRAW IS OUT OF RANGE IT WILL CAUSE THE TURN SIGNALS TO FLASH FASTER THAN NORMAL. *JS |
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The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.