Service bulletins for the 2005 Cadillac STS
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.
626 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
Only bulletins with component: Turn signals are shown. Show all
| 3595 | 2005-11-01. Service bulletin. EXTERIOR LIGHTING:TURN SIGNAL. LEFT TURN SIGNAL IS INOPERATIVE OR FLASHES FAST. *TT |
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The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.