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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: Lighting are shown. Show all

Bulletins, newest first
021762004-08-05. Service bulletin. EXTERIOR LIGHTING:BRAKE LIGHTS:SWITCH. LAMP-BRAKE-INVADVERTENT DISABLING OF BRAKE SHIFT INTERLOCK. *MJ
156362002-04-19. Service bulletin. EXTERIOR LIGHTING. CONCERN WITH HEADLAMPS AND/OR INSTRUMENT PANEL LAMPS DIMMING SLIGHTLY AT IDLE. *TT
151832001-11-08. Service bulletin. EXTERIOR LIGHTING:HEADLIGHTS. INFORMATION REGARDING COUGAR HEADLAMP PARTING LINE, WHICH RESULTS FROM THE MANUFACTURING PROCESS AND CAN BE SEEN DIRECTLY IN FRONT OF THE TURN SIGNAL FUNCTION FROM THE TOP TO THE BOTTOM. *YD
011622001-11-01. Service bulletin. EXTERIOR LIGHTING:BRAKE LIGHTS:SWITCH. SOME VEHICLES BUILT PRIOR TO 22-SEP-2000, MAY EXHIBIT THE BRAKE LAMPS STAYING ON. *SLC
98-47402000-11-03. Service bulletin. INTERIOR LIGHTING. COURTESY LIGHTS STAY ON AND/OR DOOR AJAR LAMP STAYS ON.
128021999-09-07. Service bulletin. EXTERIOR LIGHTING:HEADLIGHTS. EXPERIENCING HEADLAMP CONDENSATION. *TT
63871999-09-02. Service bulletin. EXTERIOR LIGHTING:HEADLIGHTS. INFORMATION REGARDING MINOR CONDENSATION VISIBLE IN THE HEADLAMPS. *TT
9913101999-08-26. Service bulletin. EXTERIOR LIGHTING:HEADLIGHTS. SUBJECT REGARDING EXCESS CONDENSATION IN THE HEADLAMPS ON SOME VEHICLES. *TT
991391999-08-26. Service bulletin. EXTERIOR LIGHTING:BRAKE LIGHTS. CONDITIONS WITH THE BRAKE LAMPS INADVERTENTLY DISABLING THE BRAKE SHIFT INTERLOCK. *TT
57471999-06-03. Service bulletin. EXTERIOR LIGHTING. SOME VEHICLES WITH THE BULB FAILURE WARNING (LAMP-OUT WARNING) IN THE OPTIONAL OVERHED WARNING CONSOLE MAY ILLUMINATE IF AN INCORRECT BULB IS INSTALLED IN ANY EXTERIOR LAMP LOCATION. *TT
982081999-03-02. Service bulletin. EXTERIOR LIGHTING. THE INTERIOR DOME LAMP AND / OR DOOR AJAR LAMP ( DOOR AJAR LAMP ONLY ON VEHICLES WITH AUXILIARY WARNING SYSTEM) REMAINS ILLUMINATED WITH THE DOORS CLOSED ON SOME VEHICLES. *YC

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