Tap a category to read its complaints. One report may name several components.
When problems were reported
Mileage at the reported incident
Limited mileage data: 15 of 137 reports include usable mileage. There isn’t enough coverage to show a useful chart.
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.
Power Train. Review the 36 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
Engine And Engine Cooling. Review the 32 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
Service Brakes, Hydraulic. Review the 27 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
NHTSA owner reports · September 18, 2026 snapshot.
12 crash reports2 fire reports9 injury reports
What owners actually said
137 reports
Mileage unknown · Jul 21, 1999
Power Train
THE COUGAR AT ALL TIMES REFUSES TO UPSHIFT FROM 1ST GEAR TO THE NEXT HIGHER GEAR UNLESS YOU RELEASE THE GAS PEDAL AT 3,000 RPM, AND THEN REAPPLY GAS THAT SEEMS TO ALLOW THE GEARS TO CHANGE. THIS ALSO OCCURS WHEN I AM TRYING TO USE THE PASSING GEAR, THE CARS TRANSMISSION WINDS UP USELESS I AGAIN RELEASE TRHE GAS AND THEN RE-APLY …
Read full complaint
THE COUGAR AT ALL TIMES REFUSES TO UPSHIFT FROM 1ST GEAR TO THE NEXT HIGHER GEAR UNLESS YOU RELEASE THE GAS PEDAL AT 3,000 RPM, AND THEN REAPPLY GAS THAT SEEMS TO ALLOW THE GEARS TO CHANGE. THIS ALSO OCCURS WHEN I AM TRYING TO USE THE PASSING GEAR, THE CARS TRANSMISSION WINDS UP USELESS I AGAIN RELEASE TRHE GAS AND THEN RE-APLY IT. THAT IS NOT A VERY SAFE SITUATION. *AK
NHTSA ODI #708866
Mileage unknown · Jun 14, 1999
Power Train
TORQUE CONVERTER WAS REPLACED AND FAILED AGAIN CAUSING THE VEHICLE TO LOOSE POWER TO THE DRIVE TRAIN. NLM
NHTSA ODI #546094
Mileage unknown · Jun 8, 1999
Seats
DEFECTIVE SEAT MATERIAL IN THE REAR STARTED TO BURN WHEN SUN REFLECTED OFF OF MIRROR IN THE REAR. MJS
NHTSA ODI #546036
Mileage unknown · May 19, 1999
Vehicle Speed Control
WHEN TRAVELING AT ANY SPEED OR WHEN MAKING A STOP VEHICLE SUDDENLY ACCELERATED WITHOUT PRIOR WARNING. CONSUMER HAS CONTACTED THE DEALER, DEALER REPLACED SENSOR. PLEASE PROVIDE ANY FURTHER DETAILS. *AK
NHTSA ODI #838137
Mileage unknown · Apr 22, 1999
Power Train
VEHICLE AT 50 MPH GOES INTO NEUTRAL, ENGINE REVS FAR BEYOND NORMAL RANGE, BUT VEHICLE DOES NOT PICK UP SPEED. THIS HAPPENS ERRATICALLY. AT 20K MILES (WHEN PROBLEM FIRST DEVELOPED) DEALER HAD US REPLACE TRANSMISSION FLUID, THIS DID NOTHING FOR THE PROBLEM. NOW DEALER SAYS WE NEED A NEW TRANSMISSION BECAUSE TRANSMISSION IS NO LONG…
Read full complaint
VEHICLE AT 50 MPH GOES INTO NEUTRAL, ENGINE REVS FAR BEYOND NORMAL RANGE, BUT VEHICLE DOES NOT PICK UP SPEED. THIS HAPPENS ERRATICALLY. AT 20K MILES (WHEN PROBLEM FIRST DEVELOPED) DEALER HAD US REPLACE TRANSMISSION FLUID, THIS DID NOTHING FOR THE PROBLEM. NOW DEALER SAYS WE NEED A NEW TRANSMISSION BECAUSE TRANSMISSION IS NO LONGER UNDER WARRANTY. *AK
NHTSA ODI #705875
Mileage unknown · Mar 7, 1999
Power Train
I HAVE HAD TO HAVE THE TRANSMISSION FLUID CHANGED NUMEROUS TIMES BECAUSE THE TRANSMISSION STUDDERS. THAT DOES NOT SEEM TO FIX THE PROBLEM. BUT NO ELSE CAN TELL ME WHAT I SHOULD DO.
NHTSA ODI #704120
Mileage unknown · Mar 7, 1999
Service Brakes, AirCrashInjury
I HAVE CONTINUELY HAD THE BRAKES REPLACED DUE TO WARPED ROTORS AND GLAZED BRAKE PADS.
NHTSA ODI #704119
Mileage unknown · Mar 1, 1999
Vehicle Speed Control
AFTER PROCEEDING FROM A STOP LIGHT AND TAKING FOOT OFF THE BRAKE PEDAL, VEHICLE SUDDENLY ACCELERATED TO VERY HIGH RPMS. APPLIED BRAKES, BUT DID NOT STOP THE VEHICLE. CONSUMER PUT VEHICLE IN PARK IN ORDER TO GET VEHICLE TO STOP. CAUSE UNKNOWN. PLEASE GIVE ANY FURTHER DETAILS. *AK
NHTSA ODI #835375
Mileage unknown · Feb 6, 1999
Service Brakes, HydraulicUnknown Or Other
BRAKES PULSATE STRONGLY, EVEN AFTER REPLACEMENT. INSTRUMENT PANEL HOOD DOES NOT PREVENT SUN FROM REFLECTING TO DRIVER. *AK
NHTSA ODI #702988
Mileage unknown · Jan 21, 1999
Air BagsCrashInjury
THE VEHICLE SLID HEAD-ON INTO A GUARDRAIL AT ABOUT 35 TO 40MPH AND NEITHER DRIVER'S OR PASSENGER'S SIDE AIRBAGS DEPLOYED. DEALER HAS NOT SEEN. *AK *ML
NHTSA ODI #833862
Official recalls
0
No recalls in this snapshot.
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
DP94005 · Engine Compartment Fire
Opened Jul 6, 1994 · Closed Sep 22, 1994
Status: closed (inferred from source dates) · Engine And Engine Cooling
There is no summary currently available
1994 Mercury Cougar Problems, Complaints & Recalls | Skip That Year