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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.

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Only bulletins with component: Ignition are shown. Show all

Bulletins, newest first
158282002-12-03. Service bulletin. ELECTRICAL SYSTEM:IGNITION:MODULE. SOME VEHICLES MAY EXHIBIT DIAGNOSTIC TROUBLE CODE B1213, B1342, B1601, B2431. *TT
01622001-05-22. Service bulletin. ELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:CONTROL MODULE. VEHICLES EQUIPPED WITH PASSIVE ANTI-THEFT SYSTEM (PATS) MAY NOT START OR CRANK. *TT
52082001-01-13. Service bulletin. ELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:CONTROL MODULE. INFORMATION ON VEHICLES WITH THE ACTIVE ANTI-THEFT SYSTEM. *TT
99-61982000-11-03. Service bulletin. ELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:CONTROL MODULE. SOME CUSTOMERS MAY COMPLAIN THAT THE PERIMETER ALARM SYSTEM ACTIVATES WHEN THE IGNITION KEY IS TURNED TO START. *TT
121722000-06-19. Service bulletin. ELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:CONTROL MODULE. FOR ALL 1999 COUGAR WITH ACTIVE ANTI-THEFT SYSTEM, DISREGARD CENTRAL SECURITY MODULE (CSM) DIAGNOTIC TROUBLE CODES (DTC). *MJS
126211999-06-08. Service bulletin. ELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:CONTROL MODULE. SUBJECT REGARDING IGNITION LOCK SERVICE REPLACEMENT. *TT
99491999-05-12. Service bulletin. ELECTRICAL SYSTEM:IGNITION:MODULE. CONDITIONS WITH DIAGNOSTIC TROUBLE CODE (DTC) P0460 STORED IN CONTINUOUS MEMORY WITHOUT ANY DRIVEABILITY CONCERNS. *TT
99431999-05-11. Service bulletin. ELECTRICAL SYSTEM:IGNITION:MODULE; POWER TRAIN. INFORMATION REGARDING REPROGRAMMING POWERTRAIN CONTROL MODULES (PCMS). *TT
9821141999-03-01. Service bulletin. ELECTRICAL SYSTEM:IGNITION:SWITCH. CONDITION WITH HIGH EFFORT IGNITION KEY INSERTION/ REMOVAL AND /OR KEY CHIMES SOUND WITH DOOR OPEN AND IGNITION KEY REMOVED. *YC

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.