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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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By component

By trouble code

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Bulletins, newest first
012242002-04-16. Service bulletin. UNKNOWN OR OTHER. SOME VEHICLES MAY EXHIBIT A CONDITION WHERE THE DEFROSTER GRILLE EDGES LIFT OUT OF THE DASH PAD. *TT
155382002-04-12. Service bulletin. SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS. SUBJECT ON BRAKE FLUID LEAK. *YH
152412002-04-11. Service bulletin. SUSPENSION:FRONT:WHEEL BEARING. SOME VEHICLES MAY EXHIBIT A NOISE THAT APPEARS TO COME FROM THE FRONT WHEEL BEARINGS. *TT
02142002-04-11. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SOME ENGINE ASSEMBLIES WITH ALUMINUM CYLINDER HEADS REPAIRED IN-VEHILE HAVE BEEN FOUND TO LEAK COOLANT AND/OR OIL FROM THE CYLINDER HEAD GASKET AREA. *TT
012052002-02-26. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SOME VEHICLES MAY EXHIBIT VACUUM OR AIR LEAKS IN THE INTAKE MANIFOLD AND / OR ENGINE SYSTEM CAUSING DIAGNOSTIC TROUBLE CODES P0171 AND OR P0174. *TT
152572001-12-03. Service bulletin. UNKNOWN OR OTHER. SOME VEHICLES MAY EXHIBIT THE DEFROSTER VENT EDGES LIFTING OUT OF THE DASH PAD. *TT
152412001-12-03. Service bulletin. SUSPENSION:FRONT:WHEEL BEARING. SOME VEHICLES MAY EXHIBIT A NOISE THAT APPEARS TO COME FROM THE FRONT WHEEL BEARINGS. *TT
011812001-11-30. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:PARK/NEUTRAL START INTERLOCK SWITCH. BRAKE SHIFT INTERLOCK.*JB
151972001-11-16. Service bulletin. STRUCTURE:BODY:HATCHBACK/LIFTGATE. SOME VEHICLES MAY EXHIBIT A CONCERN OF BACKLITE/HATCHBACK MOLDINGS BECOMING LOOSE. *JG
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
011572001-10-31. Service bulletin. UNKNOWN OR OTHER. INFORMATION REGARDING TRANSMISSION FLUID USAGE CHARTS. *SLC
011562001-10-31. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:HEATER CORE. SOME VEHICLES MAY EXHIBIT HEATER CORE LEAKS. *SLC
149712001-10-22. Service bulletin. FUEL SYSTEM, OTHER. SOME VEHICLES BUILT THROUGH 02-01-2001 MAY EXHIBIT THE FUEL LEVEL INDICATOR INTERMITTENTLY DROPPING TO EMPTY WITHFUEL IN THE TANK. *TT
01M042001-10-22. Service bulletin. FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY:FILLER PIPE AND CAP. IN THE VEHICLES COVERED BY THE ADDITIONAL COVERAGE PROGRAM, THE FUEL PIPE FLAPPER VALVE MAY STICK WHICH COULD RESULT IN SLOW FILL AND FREQUENT FUEL FILLER NOZZLE SHUT-OFF. *TT
150652001-09-06. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. SOME VEHICLES MAY EXHIBIT A/C DISCHARGE AIR TEMPERATURES DIFFERENCES OF GREATER THAN 10 DEGREES F FROM REGISTERS ON LEFT SIDE OF DASH THAN ON RIGHT. *TT
145162001-08-09. Service bulletin. FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY:FILLER PIPE AND CAP. VEHICLES BUILT BEFORE JUN 21, 2000, AN IMPROVED FUEL FILLER TANK GROMMET IS NOW AVAILABLE FOR SERVICE. *TT
01472001-05-30. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SUBJECT REGARDING ENGINE OIL RECOMMENDATIONS FOR USE IN 2001 VEHICLES - SAE 5W-20 MOTOR OIL. *TT
148372001-05-23. Service bulletin. FUEL SYSTEM, OTHER. INFORMATION ON VEHICLES EXHIBITING A FUEL LEVEL INDICATION INTERMITTENTLY DROPPING TO EMPTY WITH FUEL IN THE FUEL TANK. *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
01352001-05-16. Service bulletin. ELECTRICAL SYSTEM. SOME VEHICLES NOT EQUIPPED WITH SIDE AIRBAGS MAY EXHIBIT A CONDITION WHERE THE AIRBAG WARNING LAMP IS ILLUMINATED WITH DIAGNOSTIC TROUBLE CODES (DTCS) U2017 AND / OR U2018. *TT
143762001-04-18. Service bulletin. SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DRUM. VEHICLES EQUIPPED WITH 4-WHEEL DISC BRAKES MAY EXHIBIT A REAR DISC BRAKE MOAN / GROAN NOISE. *JB
143552001-04-18. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. INFORMATION PERTAINING TO DURATEC OIL PAN INVESTIGATION. *JB
001862001-04-17. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. VEHICLES MAY EXPERIENCE NO START CONDITION WHEN THE WIPER SWITCH IS IN THE INTERMITTENT OR LOW-SPEED SETTING DURING VEHICLE START-UP. *JB
001822001-04-17. Service bulletin. POWER TRAIN:AXLE ASSEMBLY. SOME VEHICLES MAY EXHIBIT NO FORWARD GEAR RANGES DUE TO THE MISALIGNMENT OF THE FORWARD / COAST CLUTCH CYLINDER SNAP RING WITH RESPECT TO THE LEGS OF THE FORWARD CLUTCH PISTON. *JB

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