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1999 Mercury Cougar

Owner reports · Recalls · Investigations

Limited comparison data

There is not enough comparable history to draw a useful model-year comparison.

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When problems were reported

Mileage at the reported incident

129 reports with mileage · 325 unknown

NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.

What to inspect

Issues worth paying extra attention to based on owner reports.

  • Electrical System. Review the 99 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Service Brakes, Hydraulic. Review the 72 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Engine And Engine Cooling. Review the 67 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

23 crash reports3 fire reports21 injury reports

Engine And Engine Cooling complaints

67 reports
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Mileage unknown · May 26, 2004
Electrical SystemEngine And Engine CoolingExterior Lighting

21,210 MILES-BRAKE ROTOR AND PAD FAILURE,SUNROOF INOPERABLE,PASSENGER WINDOW INOPERABLE-WARRANTY 47,823 MILES-COMPLETE CHARGING SYSTEM FAILURE-WARRANTY TRUNK HAS NEVER OPENED CORRECTLY FROM INSIDE-NO SOLUTION 87,000 MILES- STARTER MOTOR FAILED-$250 91,519 MILES-2 RADIATOR HOSES FAILED-$240 93,000 MILES-MANUAL TRANSMISSION F…

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21,210 MILES-BRAKE ROTOR AND PAD FAILURE,SUNROOF INOPERABLE,PASSENGER WINDOW INOPERABLE-WARRANTY 47,823 MILES-COMPLETE CHARGING SYSTEM FAILURE-WARRANTY TRUNK HAS NEVER OPENED CORRECTLY FROM INSIDE-NO SOLUTION 87,000 MILES- STARTER MOTOR FAILED-$250 91,519 MILES-2 RADIATOR HOSES FAILED-$240 93,000 MILES-MANUAL TRANSMISSION FAILED, DIFFERENTIAL GEARS -$2440 NOW I AM HAVING PROBLEMS WITH MY FUEL PUMP. THROUGHOUT THE LIFE OF THIS CAR THERE HAVE BEEN NUMEROUS PROBLEMS CARS DON'T RECEIVE UNTIL AFTER 100,000 MILES. IN MY EYES, IT IS SIMPLY A 100,000 MILE LEMON! *NM

NHTSA ODI #10073212

Mileage unknown · May 3, 2004
Air BagsEngine And Engine CoolingCrash

WHILE DRIVING BETWEEN 35 TO 40 MPH VEHICLE STALLED. THIS CAUSED LOSS OF STEERING AND BRAKE POWER. CONSUMER LOST THE CONTROL OF THE VEHICLE, AND WAS INVOLVED IN A FRONT END COLLISION. UPON IMPACT, NEITHER OF THE AIR BAGS DEPLOYED.*AK

NHTSA ODI #10071997

Mileage unknown · Feb 3, 2004
Engine And Engine Cooling

I HAVE A 1999 MERCURY COUGAR AND IT HAS MALFUNCTIONS ALL OVER IN THE ENGINE. THE MAIN PROBLEM IS THAT MY PRESTONE IS LEAKING INTO MY PISTONS THEREFORE KILLING MY WHOLE ENGINE. I HAVE TAKEN IT TO THE DEALER THAT HAD SOLD IT TO ME BUT THEY HAVE DONE NOTHING TO FIX THE PROBLEM.SOMEONE NEEDS TO FIX IT AND I'M NOT ABOUT TO FIX IT.*AK

NHTSA ODI #10056453

Mileage unknown · Dec 11, 2003
Engine And Engine Cooling

WHEN DRIVING AT ANY SPEED CHECK ENGINE LIGHT APPEARED ON THE DASHBOARD INTERMITTENTLY. *AK

NHTSA ODI #10050391

79,000 miles · Oct 2, 2003
Engine And Engine Cooling

WHILE DRIVING AT 40 MPH DRIVER HEARD A LOUD SQUEALING NOISE. DRIVER PULLED OVER AND PARKED, AND THEN VEHICLE WAS TOWED TO DEALER. MECHANIC STATED THAT MOTOR NEEDED REPLACING. *AK

NHTSA ODI #10042229

98,000 miles · Sep 5, 2003
Electrical SystemEngine And Engine CoolingExterior Lighting

MY CAR IS A LEMON. HAVE HAD A NEW ENGINE PUT IN IT 2 TIMES BECAUSE THE RODS SPUN. I HAVE HAD THE BRAKE LIGHTS "FIXED" 3 TIMES, THE ALTERNATOR REPLACED 3 TIMES, NEW CATALYTIC CONVERTERS TWICE. NEW POWER STEERING. TRANSMISSION DONE 3 TIMES. THERES DEFINANTLY MORE I JUST CANT THINK OF ALLLLLLL MY REPAIRS ON THIS 1999 COUGAR. I BOU…

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MY CAR IS A LEMON. HAVE HAD A NEW ENGINE PUT IN IT 2 TIMES BECAUSE THE RODS SPUN. I HAVE HAD THE BRAKE LIGHTS "FIXED" 3 TIMES, THE ALTERNATOR REPLACED 3 TIMES, NEW CATALYTIC CONVERTERS TWICE. NEW POWER STEERING. TRANSMISSION DONE 3 TIMES. THERES DEFINANTLY MORE I JUST CANT THINK OF ALLLLLLL MY REPAIRS ON THIS 1999 COUGAR. I BOUGHT IT USED AND IT HAS NOW 98000 MILES CAUSE I DRIVE OUT OF STATE. *AK

NHTSA ODI #10037305

Mileage unknown · Jul 11, 2003
Engine And Engine Cooling

CONSUMER DROVE VEHICLE INTO THE SHOP. THERE WAS A KNOCKING NOISE COMING FROM UNDERNEATH THE VEHICLE. TECHNICIAN TOLD HER THAT MOTOR WAS GONE INSIDE OF THE VEHICLE. *AK

NHTSA ODI #10027119

Mileage unknown · Jul 8, 2003
Electrical SystemEngine And Engine CoolingLatches/locks/linkages

PROBLEMS WITH VEHICLE'S TRUNK COMING UNLATCHED FROM THE INSIDE. *MR THE HORN WAS ALSO INOPERATIVE, THE VEHICLE STALLED, AND THERE WAS A CONSTANT PROBLEM WITH THE BLOWER/FAN. THE CONSUMER REQUESTED TO BE REIMBURSED FOR THE REPAIR COST OF THE BLOWER. *SCC THERE WAS A RECALL REGARDING THE HEATER BLOWER RESISTOR, HOWEVER THE…

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PROBLEMS WITH VEHICLE'S TRUNK COMING UNLATCHED FROM THE INSIDE. *MR THE HORN WAS ALSO INOPERATIVE, THE VEHICLE STALLED, AND THERE WAS A CONSTANT PROBLEM WITH THE BLOWER/FAN. THE CONSUMER REQUESTED TO BE REIMBURSED FOR THE REPAIR COST OF THE BLOWER. *SCC THERE WAS A RECALL REGARDING THE HEATER BLOWER RESISTOR, HOWEVER THE DEALER STATED THE VEHICLE IDENTIFICATION NUMBER WASN'T INCLUDED IN THE RECALL. *JB

NHTSA ODI #10026972

Mileage unknown · Jul 3, 2003
Engine And Engine Cooling

THE CATALYTIC CONVERTER FAILED. CHAPMAN FORD FIXED ONE OF THE CATALYTIC CONVERTERS, BUT THE SYSTEM MAY STILL BE FAILING. *AK THE VEHICLE CONTAINED A ROTTEN EGG SMELL. *CB *JB

NHTSA ODI #10021808

61,000 miles · May 22, 2003
Engine And Engine Cooling

IMRC (INTAKE MANIFOLD RUNNER CONTROL) UNIT SEEMS TO HAVE USED INSUFFICIENT CABLE STRENGTH. FAULTY DESIGN CAUSED THE CABLE TO FRAY INSIDE THE UNIT EVENTUALLY BREAKING. *NLM

NHTSA ODI #10019146

Official recalls

7

04V421000 · Fuel System, Gasoline

Aug 30, 2004

ON CERTAIN PASSENGER VEHICLES, CONTAMINATION OF THE FILTER IN THE FUEL DELIVERY MODULE (FDM) CAN REDUCE, AND EVENTUALLY BLOCK, THE FLOW OF FUEL TO THE ENGINE.

Consequence & remedy

Consequence: THIS MAY CAUSE ENGINE HESITATION, LOSS OF POWER, SURGING, AND OTHER SIMILAR SYMPTOMS. OVER TIME, THE FILTER MAY BECOME SUFFICIENTLY BLOCKED TO CAUSE THE ENGINE TO STALL, WHICH COULD RESULT IN A CRASH.

Remedy: THIS ACTION IS DEEMED A SAFETY IMPROVEMENT CAMPAIGN AND IS NOT BEING CONDUCTED UNDER THE SAFETY ACT. ALL OWNERS WILL BE NOTIFIED OF THE PROBLEM, AND DEALERS WILL REPLACE THE FDM WITH A NEW DESIGN AT NO CHARGE IF THE OWNER REPORTS THAT THE VEHICLE EXHIBITS ANY OF THE IDENTIFIED SYMPTOMS. THE FREE REPLACEMENT WILL BE AVAILABLE FOR A PERIOD OF 10 YEARS FOLLOWING THE ORIGINAL PURCHASE OF THE VEHICLE, WITH NO MILEAGE LIMIT. THE CAMPAIGN BEGAN ON APRIL 16, 2004. OWNERS SHOULD CONTACT FORD AT 1-800-392-3673.

01V230000 · Electrical System

Jul 9, 2001

ON CERTAIN MY 1996-1998 PASSENGER VEHICLES BUILT AT THE KANSAS CITY, CUAUTITLAN ASSEMBLY PLANTS OR ON MY 1999 PASSENGER VEHCLES BUILT AT THE AUTOMOTIVE ALLIANCE INTERNATIONAL ASSEMBLY PLANTS, THE ROUGH SURFACE OF THE HEATER BLOWER RESISTOR'S STAINLESS STEEL BLADES CAN DAMAGE THE COPPER SURFACE OF THE WIRING HARNESS CONNECTOR. THE DAMAGE COULD, OVER TIME, CAUSE INCREASED RESISTANCE IN THE CONNECTOR AND, DUE TO SUBSEQUENT TERMINAL RELAXATION, RESULT IN AN OPEN CIRCUIT CONDITION.

Consequence & remedy

Consequence: THE OPEN CIRCUIT COULD LEAD TO ELECTRICAL ARCING THAT COULD MELT THE CONNECTOR HOUSING MATERIAL CREASING THE POTENTIAL FOR A FIRE.

Remedy: DEALERS WILL INSTALL A NEW HEATER BLOWER RESISTOR AND A NEW WIRE JUMPER HARNESS. OWNER NOTIFICATION BEGAN AUGUST 29, 2001. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT FORD AT 1-800-392-3673.

01V031000 · Electrical SYSTEM:12V/24V/48V Battery:cables

Feb 6, 2001

VEHICLE DESCRIPTION: PASSENGER VEHICLES EQUIPPED WITH 2.5L V6 ENGINES. THE BATTERY CABLE WAS MISROUTED AND ITS ATTACHMENT TO THE ALTERNATOR CABLE WAS UNDER-TORQUED. IF MISROUTED, THE CABLE COULD CONTACT THE POWER STEERING LINE AND THE INSULATION COULD WEAR, RESULTING IN AN ELECTRICAL SHORT.

Consequence & remedy

Consequence: THE SHORT COULD POTENTIALLY RESULT IN A FIRE, STALLING, OR A NO-START CONDITION.

Remedy: DEALERS WILL INSPECT THE BATTERY CABLE TO THE ALTERNATOR FOR DAMAGE AND, IF IT IS DAMAGED, WILL REPLACE THE CABLE. ADDITIONALLY, THE ROUTING OF THE CABLE WILL BE CORRECTED, AS NECESSARY, AND A ROUTING CLIP WILL BE ADDED. ALSO THE TORQUE ON THE ALTERNATOR ATTACHMENT OF THE CABLE WILL BE CHECKED AND, AS REQUIRED, WILL BE TIGHTENED TO SPECIFICATION. OWNER NOTIFICATION BEGAN MARCH 22, 2001. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT FORD AT 1-800-392-3673.

01V032000 · Exterior Lighting:brake Lights:switch

Feb 6, 2001

VEHICLE DESCRIPTION: PASSENGER VEHICLES. THE BRAKE LAMP SWITCH TERMINALS COULD OVERHEAT.

Consequence & remedy

Consequence: THIS COULD CAUSE EITHER A LOSS OF BRAKE LAMP FUNCTION OR CONTINUOUSLY ILLUMINATED BRAKE LAMPS, INCREASING THE RISK OF A CRASH.

Remedy: DEALERS WILL INSTALL A NEW STOP LAMP EXTENSION HARNESS WITH BRONZE TERMINALS AT THE BRAKE LAMP SWITCH CONNECTOR, AND ALSO INSPECT THE BRAKE LAMP SWITCH FOR SIGNS OF OVERHEATING AND REPLACE, AS REQUIRED. OWNER NOTIFICATION BEGAN MARCH 22, 2001. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT FORD AT 1-800-392-3673.

00V075000 · Service Brakes, Hydraulic:foundation Components

Mar 9, 2000

VEHICLE DESCRIPTION: PASSENGER VEHICLES NOT EQUIPPED WITH THE ANTI-LOCK BRAKING SYSTEM (ABS). A PRESSURE CONSCIOUS REDUCING VALVE (PCRV) IN THE REAR BRAKES MAY BE SUBJECT TO CORROSION AND RESULT IN MALFUNCTION, WHEN OPERATED IN AREAS THAT USE SALT COMPOUNDS ON THE ROADWAY FOR DE-ICING OR DUST CONTROL.

Consequence & remedy

Consequence: IF BOTH PCRV'S MALFUNCTION, VEHICLE HANDLING COULD BE ADVERSELY AFFECTED DURING BRAKING AS A RESULT OF THE REAR WHEELS LOCKING, INCREASING THE RISK OF A CRASH.

Remedy: DEALERS WILL INSTALL IMPROVED PCRV'S IN THE REAR BRAKE SYSTEM. THIS RECALL WAS EXPANDED IN SEPTEMBER 2000 TO INCLUDE 1999 AND 2000 FORD CONTOUR, MERCURY MYSTIQUE AND COUGAR VEHICLES.

99V226000 · Latches/locks/linkages:doors:latch

Aug 18, 1999

VEHICLE DESCRIPTION: PASSENGER VEHICLES. THE DOOR LATCH MAY HAVE BEEN MANUFACTURED WITH A LATCH PAWL THAT HAS A COATING WHICH WILL SWELL IN HIGH HUMIDITY CONDITIONS. THE LATCH PAWL MAY THEN STICK IN THE OPEN OR UNLATCHED POSITION.

Consequence & remedy

Consequence: THE DOOR WOULD NOT LATCH WHEN CLOSED. IF THE VEHICLE IS DRIVEN IN THIS CONDITION, IT COULD POTENTIALLY RESULT IN THE DOOR OPENING WHILE THE VEHICLE IS IN MOTION.

Remedy: DEALERS WILL INSTALL A REVISED SIDE DOOR LATCH.

99V194000 · Vehicle Speed Control

Jul 20, 1999

VEHICLE DESCRIPTION: PASSENGER VEHICLES. THE ACCELERATOR CABLE MAY HAVE BEEN MANUFACTURED WITH A BURR ON OR NEAR THE END OF THE CABLE SLEEVE INTERIOR. THIS BURR COULD FRAY THE CORE WIRE RESULTING IN THE ACCELERATOR NOT RETURNING TO IDLE WHEN THE ACCELERATOR IS RELEASED.

Consequence & remedy

Consequence: THIS CONDITION CAN RESULT IN THE THROTTLE STICKING, BINDING, OR CAUSING HIGH ENGINE RPM.

Remedy: DEALERS WILL INSTALL A REVISED ACCELERATOR CABLE THAT HAS A FLARED CONDUIT SLEEVE END AND MOLDED ON END FITTING.

Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗

NHTSA investigations

1

EA01001 · Blower Switch/resistor Or Wiring Harness

Opened Jan 5, 2001 · Closed Jul 31, 2001

Status: closed (inferred from source dates) · Electrical System

There is no summary currently available

Additional source detail variants (2)

Electrical System

There is no summary currently available

Electrical System

There is no summary currently available