FaultScore

1989 Mercury Cougar acceleration problems

22 of the 104 complaints about the 1989 Mercury Cougar are about the throttle and cruise control — 21% of everything reported for this model year. Half of the failures with a mileage on record happened before 205,060 miles.

F

22

Complaints

11

Crashes

0

Fires

6

Injuries

Exactly what failed

Vehicle Speed Control 15 68.2%
Linkages 3 13.6%
Accelerator Pedal 2 9.1%
Cruise Control 1 4.5%
Cables 1 4.5%

Acceleration & Cruise Control across every Mercury Cougar year

1988 10 8.3%
1989 22 18.2%
1990 19 15.7%
1992 10 8.3%
1994 11 9.1%
1999 32 26.4%
2000 17 14.0%

What owners said

Filed with NHTSA, in their own words.

at 205,060 miles Kent, WA Crash

VEHICLE SPEED CONTROL:LINKAGES

WHILE DRIVING THE VEHICLE THE PLASTIC BLOCK THAT CONNECTS THE THROTTLE VALVE (TV) CABLE TO THE THROTTLE LEVER BROKE WHERE IT CONNECTS TO THE THROTTLE LEVER. THE PLASTIC BLOCK, STILL CONNECTED TO THE TV CABLE, DROPPED DOWN AND WEDGED BETWEEN THE THROTTLE LEVER AND A FUEL RAIL AND PREVENTED THE THROTTLE LEVEL FROM GOING BACK TO THE NORMAL IDLE POSITION. WHEN APPROCHING STOPPED TRAFFIC AT AN INTERSECTION THE PARTIALLY OPEN THROTTLE PREVENTED THE VEHICLE FROM STOPPING AS USUAL AND A COLLISION RESULTED. WHEN RESTARTING THE VEHICLE AFTER THE ACCIDENT THE ENGINE IDLED AT 3000 RPM. WHEN THE PLASTIC TV CABLE BLOCK WAS UNWEDGED FROM BETWEEN THE THROTTLE LEVER AND THE FUEL RAIL THE ENGINE IDLE SPEED WAS BACK TO THE NORMAL 900 RPM.

NHTSA complaint #10030489 — an unverified report by a vehicle owner.

at 205,060 miles Kent, WA Crash

VEHICLE SPEED CONTROL:CABLES

WHILE DRIVING THE VEHICLE THE PLASTIC BLOCK THAT CONNECTS THE THROTTLE VALVE (TV) CABLE TO THE THROTTLE LEVER BROKE WHERE IT CONNECTS TO THE THROTTLE LEVER. THE PLASTIC BLOCK, STILL CONNECTED TO THE TV CABLE, DROPPED DOWN AND WEDGED BETWEEN THE THROTTLE LEVER AND A FUEL RAIL AND PREVENTED THE THROTTLE LEVEL FROM GOING BACK TO THE NORMAL IDLE POSITION. WHEN APPROCHING STOPPED TRAFFIC AT AN INTERSECTION THE PARTIALLY OPEN THROTTLE PREVENTED THE VEHICLE FROM STOPPING AS USUAL AND A COLLISION RESULTED. WHEN RESTARTING THE VEHICLE AFTER THE ACCIDENT THE ENGINE IDLED AT 3000 RPM. WHEN THE PLASTIC TV CABLE BLOCK WAS UNWEDGED FROM BETWEEN THE THROTTLE LEVER AND THE FUEL RAIL THE ENGINE IDLE SPEED WAS BACK TO THE NORMAL 900 RPM.

NHTSA complaint #10030489 — an unverified report by a vehicle owner.

Cicinnati, OH

VEHICLE SPEED CONTROL

NO SUMMARY

NHTSA complaint #704450 — an unverified report by a vehicle owner.

Sommer SET, NJ Crash

VEHICLE SPEED CONTROL

CONSUMER HAD FOOT ON BRAKE AND HAD VEHICLE IN PARK WHEN VEHICLE ACCELERATED AT 35 MPH AND HIT A BRICK WALL. CONSUMRER DOESN'T HAVE A VEHICLE ANY MORE.

NHTSA complaint #834851 — an unverified report by a vehicle owner.

Tulsa, OK

VEHICLE SPEED CONTROL

VEHICLE EXPERIENCED SUDDEN ACCELERATION (ATTORNEY FOR CONSUMER).

NHTSA complaint #525933 — an unverified report by a vehicle owner.

Mansfield, OH 1 injured

VEHICLE SPEED CONTROL

VEHICLE WA SPARKED, FACING UPHILL ON A 75 FOOT LONG DOWNWARD SLOPING DRIVEWAY OF ASPHALT. STARTED VEHICLE AND IT SUDDENLY REVVED AND ACCELERATED VIOLENTLY REARWARD. VEHICLE RACED BACKWARD, DOWN DRIVE, TOWARD STREET. DRIVER TRIED TO STOP WITH BRAKES, BUT THEY ONLY SLOWED VEHICLE A BIT. FEARING THAT VEHICLE WOULD RACE INTO STREET, SWUNG STEERING WHEEL TO LEFT, TO PUT VEHICLE ON LAWN. REA ROF VEHICLE SWUNG INTO PARKE DVEHICLE, KNOCKING IT FORWARD AND DAMAGING REAR. VEHICLE THEN BOUNCED SIDEWAYS INTO DRIVE AND ATTEMPTED TO CLIMB A HILL. KILLED IGNITION TO STOP. DRIVER SUSTAINED BACK INJURIES AND HAD A HEADACHE. .

NHTSA complaint #781220 — an unverified report by a vehicle owner.

Bronx, NY 1 injured

VEHICLE SPEED CONTROL

SUDDEN ACCELERATION WHEN STARTED, CAUSING ACCIDENT.

NHTSA complaint #523651 — an unverified report by a vehicle owner.

Palm City, FL

VEHICLE SPEED CONTROL:ACCELERATOR PEDAL

DURING NORMAL PEDAL OPERATION PEDAL WILL STICK, CAUSING ERRATIC ACCELERATION. PLEASE DESCRIBE.

NHTSA complaint #815183 — an unverified report by a vehicle owner.

Kihei, HI Crash

VEHICLE SPEED CONTROL:LINKAGES

CONSUMER SON WAS DRIVING ABOUT 20-25 MPH WHEN SUDDENLY THE VEHICLE STARTED TO PICK UP SPEED, HITTING 45 MPH, LOST CONTROL OF CAR, ENGINE LOCKED UP, SHIFT GEAR GOT STUCK. DUE TO THIS DEFECT, CONSUMER HAD TO HIT THE VEHICLE IN FRONT IN ORDER TO STOP.

NHTSA complaint #813487 — an unverified report by a vehicle owner.

OAK Park, MI Crash 1 injured

VEHICLE SPEED CONTROL

WHEN STARTING THE CAR AND SHIFTING INTO DRIVE WITH THE FOOT ON THE BRAKE, IT COULD NOT BE STOPPED. THE ACCELERATOR WAS ON THE FLOOR BY ITSELF. THE CAR HAD TO BE TURNED OFF.

NHTSA complaint #812952 — an unverified report by a vehicle owner.

Lexington, KY Crash

VEHICLE SPEED CONTROL:LINKAGES

VEHICLE WAS IN IDLE POSITION IN PARK, PUT IN GEAR INTO DRIVE, VEHICLE WENT INTO OPEN THROTTLE POSITION, PEDAL WENT THE FLOOR, TRIED TO BRAKE, RPMS UNKNOWN, IMPACT 12:00 POSITION, HITTING A PARKED VEHICLE. ALSO, CRUISE CONTROL MALFUNCTIONED.

NHTSA complaint #807829 — an unverified report by a vehicle owner.

Nashville, TN

VEHICLE SPEED CONTROL

WHILE DRIVING PRESSED ON THE ACCELERATOR PEDAL AND THERE WAS SUDDEN ACCELERATION TO 75 MPH; ALSO, TAPPED ON THE BRAKES AND THE VEHICLE WENT IN NEUTRAL. MANUFACTURER SAID THE TRANSMISSION CABLE BUSHING BROKE, CAUSING THE ACCELERATOR TO JAM.

NHTSA complaint #807889 — an unverified report by a vehicle owner.

SUN City, CA

VEHICLE SPEED CONTROL:CRUISE CONTROL

IDLE SPEED CONTROL VALVE FAILED TWICE.

NHTSA complaint #509644 — an unverified report by a vehicle owner.

Hopkinton, MA

VEHICLE SPEED CONTROL

THROTTLE LINKAGES AND CONTROL PROBLEM. (2ND VEHICLE ON 601564/503665)

NHTSA complaint #601565 — an unverified report by a vehicle owner.

Toms River, NJ Crash 1 injured

VEHICLE SPEED CONTROL

TURNED ON IGNITION, SHIFTED FROM PARK TO DRIVE, ENGINE ACCELERATED TO HIGH SPEED, PICKED UP MORE SPEED WITH FOOT ON BRAKES, STOPPED AFTER HITTING BRICK HOUSE, NO PRIOR WARNING.

NHTSA complaint #800393 — an unverified report by a vehicle owner.

Tulsa, OK

VEHICLE SPEED CONTROL

SUDDEN ACCELERATION.

NHTSA complaint #503195 — an unverified report by a vehicle owner.

Marysville, CA

VEHICLE SPEED CONTROL

CRUISE CONTROL FAILURE, DRIVER EXPERIENCED ACCELERATION OF SPEEDS FROM 45-55 MPH TO APPROXIMATELY 70 MPH.

NHTSA complaint #982687 — an unverified report by a vehicle owner.

East Greenbu, NY Crash

VEHICLE SPEED CONTROL:ACCELERATOR PEDAL

CONSUMER WAS DRIVING AND THE GAS PEDAL STUCK TO THE FLOOR(ACCELERATE) TO AVOID HITTING CAR CONSUMER WENT OFF THE ROAD AND TOTALED CAR . TT

NHTSA complaint #971599 — an unverified report by a vehicle owner.

Fort Worth, TX Crash 4 injured

VEHICLE SPEED CONTROL

CONSUMER GOT IN CAR STARTED IT UP AND IT WENT DEAD, STARTED IT UP AGAIN AND PUT INTO REVERSE WITH FOOT ON BRAKE, CAR ACCELERATED BACKWARD . TT

NHTSA complaint #969491 — an unverified report by a vehicle owner.

NEW Rochelle, NY Crash 1 injured

VEHICLE SPEED CONTROL

ENGAGED IN REVERSE, VEHICLE SUDDENLY ACCELERATED INTO A WALL, THEN ENGAGED IN DRIVE, VEHICLE SUDDENLY ACCELERATED OUT OF CONTROL, RESULTING IN AN ACCIDENT.

NHTSA complaint #968079 — an unverified report by a vehicle owner.

Pineknot, 00 Crash

VEHICLE SPEED CONTROL

HAD VEHICLE ACCIDENT BECAUSE THROTTLE STICKING WIDE OPEN.

NHTSA complaint #967943 — an unverified report by a vehicle owner.

Austin, TX

VEHICLE SPEED CONTROL

PLASTIC CLIP TO THROTTLE VALVE BROKE CAUSING TUBING TO GET CAUGHT IN ACCELERATOR SPRING MECHANISM;JAMMED ACCELERATOR, ENGINE ACCELERATED;FROZE AT 50 MPH.

NHTSA complaint #965688 — an unverified report by a vehicle owner.

Other 1989 Mercury Cougar problems

← Full 1989 Mercury Cougar report