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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.

By type

By component

By trouble code

By topic

Bulletins, newest first
127072000-11-09. Service bulletin. SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS. SOME VEHICLES MAY EXHIBIT A FRONT BRAKE GROAN. *TT
127022000-11-09. Service bulletin. POWER TRAIN:MANUAL TRANSMISSION. SOME 5-SPEED MANUAL TRANSMISSION EQUIPPED VEHICLES BUILT PRIOR TO MARCH 15, 1999 MAY EXHIBIT A GRINDING NOISE FROM THE FRONT END ON TURNS. *TT
67322000-11-03. Service bulletin. UNKNOWN OR OTHER. INFORMATION ON VEHICLES EXHIBITING AN INTERMITTENT MALFUNCTION INDICATOR (MIL) LAMP AND DIAGNOSTIC TROUBLE CODES (DTC) P0351, P0352 AND P0353 WITH NO OBVIOUS DRIVEABILITY CONCERNS. *TT
67072000-11-03. Service bulletin. EQUIPMENT. CONCERNS WITH ACTIVATING THE OCTANE ADJUST FUNCTION WITH NGS OR SBDS. *TT
98-47402000-11-03. Service bulletin. INTERIOR LIGHTING. COURTESY LIGHTS STAY ON AND/OR DOOR AJAR LAMP STAYS ON.
62012000-11-03. Service bulletin. SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS. EXPERIENCING A FRONT BRAKE GROAN DURING CITY DRIVING. *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
99-61922000-11-03. Service bulletin. STRUCTURE:BODY. EXHIBITING A CONCERN OF A GRINDING NOISE FROM THE FRONT END ON TURNS. *TT
141832000-09-20. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. SOME VECHILES EQUIPPED WITH 4500N CASSETTE RADIOS MAY EXHIBIT A CONDITION WHERE THE RADIO COMES BACK ON AFTER THE IGNITION IS TURNED OFF WHILE PLAYING CASSETTES. *TT
115322000-08-03. Service bulletin. STRUCTURE. ON SOME VEHICLES, THE FRONT LICENSE PLATE BRACKET CANNOT BE MOUNTED TO THE FRONT BUMPER BY USING THE EXISTING HARDWARE AND FASTENERS LOCATED IN THE GLOVE BOX. *TT
115172000-08-02. Service bulletin. UNKNOWN OR OTHER. WORK SHOP MANUALS ARE CURRENTLY BEING PRINTED AND WILL ARRIVE AT THE DEALER SHORTLY. *TT
114932000-08-01. Service bulletin. UNKNOWN OR OTHER. INFORMATION USED WHEN PERFORMING DIAGNOSIS OR PROGRAMMING KEYS ON CERTAIN VEHICLES EQUIPPED WITH THE FIFTH GENERATION PASSIVE ANTI-THEFT (PATS) SYSTEM. *TT
140772000-07-27. Service bulletin. VEHICLE SPEED CONTROL:CRUISE CONTROL. SOME VEHICLES MAY EXHIBIT A ROUGH IDLE OR HESITATION AFTER A HOT SOAK AT APPROXIMATELY 30 MINUTES. **MR
85712000-07-26. Service bulletin. VEHICLE SPEED CONTROL:CRUISE CONTROL. SOME VEHICLES MAY EXHIBIT A ROUGH IDLE OR HESITATION AFTER A HOT SOAK OF APPROXIMATELY 30 MINUTES. **MR
9851842000-06-21. Service bulletin. UNKNOWN OR OTHER. VEHICLES MAY EXHIBIT A CONCERN WHERE THE MALFUNCTION INDICATOR LAMP (MIL) IS ILLUMINATED WITH ONE OR MORE DIAGNOSTIC TROUBLE CODES: P0117, P0122, P0141, P0174-P0175, P0300-P0306, P0320, P0340, P0350-P0360, P0385, P1504-P1507, AND P1518-P1519. *TT
9851732000-06-20. Service bulletin. STRUCTURE:BODY:DOOR. SOME VEHICLES BUILT BEFORE 5/25/98 MAY HAVE LOOSE OR MISSING HEAD BUTTONS IN THE DOOR GRAB HANDLE DUE TO POOR ADHESION. *TT
9851622000-06-20. Service bulletin. EQUIPMENT:OTHER:LABELS. INFORMATION REGARDING THE CALIBRATION CODE DECAL. *TT
9851362000-06-20. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:COOLING UNIT AND LINES. SOME VEHICLES WITH CD4E TRANSMISSION MAY EXHIBIT A TRANSMISSION FLUID LEAK. *TT
121762000-06-19. Service bulletin. STEERING:HYDRAULIC POWER ASSIST:HOSE, PIPING, AND CONNECTIONS. SOME VEHICLES MAY EXHIBIT A POWER STEERING FLUID LEAK AT THE HIGH PRESSURE LINE TO STEERING GEAR FITTING. *MJS
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
9850922000-06-19. Service bulletin. UNKNOWN OR OTHER. SOME VEHICLES WITH AUXILIARY WARNING SYSTEM WILL ILLUMINATE THE SERVICE INTERVAL LIGHT AFTER APPROXIMATELY 4800 MILES (7700 KM) OR 358 DAYS TO INDICATE THAT ROUTINE MAINTENANCE SHOULD BE PERFORMED. *TT
9850872000-06-19. Service bulletin. UNKNOWN OR OTHER. SOME VEHICLES MAY EXHIBIT A LOW COOLANT LIGHT. *TT
9850682000-06-19. Service bulletin. UNKNOWN OR OTHER. SOME VEHICLES MAY EXHIBIT CARPET PULLING OUT FROM UNDER THE SILL PLATES OR KICK PANELS ON EITHER THE DRIVER OR PASSENGER SIDE. *TT
121602000-06-19. Service bulletin. STRUCTURE:BODY:DOOR. SOME VEHICLES BUILT BEFORE 5/25/98 MAY HAVE LOOSE OR MISSING COUGAR HEAD BUTTONS IN THE DOOR GRAB HANDLE DUE TO POOR ADHESION. *MJS
121352000-06-19. Service bulletin. UNKNOWN OR OTHER. SOME VEHICLES MAY EXHIBIT A CONCERN WHERE THE MALFUNCTION INDICATOR LAMP (MIL) IS ILLUMINATE WITH DTCS IN THE MEMORY. *MJS

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