Service bulletins for the 1999 Mercury Cougar
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.
229 on file from NHTSA, as of 2026-10-19.
About P0430 on the 1999 Mercury Cougar: what the code means, and the bulletins and recalls about the same components.
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Only bulletins with trouble code: P0430 are shown. Show all
| 041516 | 2005-01-06. Service bulletin. ELECTRICAL SYSTEM. MALFUNCTION INDICATOR LAMP (MIL) ILLUMINATED WITH DIAGNOSTIC TROUBLE CODE(S) P0420 AND/OR P0430. *TT |
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| 04104 | 2004-09-07. Service bulletin. ELECTRICAL SYSTEM. MALFUNCTION INDICATOR LAMP ILLUMINATED WITH DIAGNOSTIC TROUBLE CODE P0420 AND/OR P0430/ 2.5L ENGINE ONLY. *TT |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.