Service bulletins for the 1999 Cadillac Deville
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.
80 on file from NHTSA, as of 2026-10-19.
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Only bulletins with component: Ignition are shown. Show all
| 876526 | 1999-01-25. Service bulletin. ELECTRICAL SYSTEM:IGNITION:MODULE. SUBJECT ON ON-BOARD DIAGNOSTIC (OBD) SYSTEM IMPROVEMENTS. *YC |
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The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.