FaultScore

Mercury Marquis brake problems

65 of the 501 complaints filed about the Mercury Marquis are about the braking system — 13% of everything owners reported. The worst model year for it is 1995.

65

Complaints

13%

Share of all complaints

8

Crashes

2

Fires

Brakes complaints by model year

1977 Marquis 1 1.5%
1984 Marquis 3 4.6%
1988 Marquis 1 1.5%
1989 Marquis 2 3.1%
1991 Marquis 2 3.1%
1992 Marquis 3 4.6%
1993 Marquis 4 6.2%
1994 Marquis 3 4.6%
1995 Marquis 9 13.8%
1996 Marquis 6 9.2%
1997 Marquis 6 9.2%

Median failure at 139,000 miles

1998 Marquis 7 10.8%

Median failure at 58,000 miles

1999 Marquis 5 7.7%
2000 Marquis 1 1.5%
2001 Marquis 4 6.2%

Median failure at 81,500 miles

2002 Marquis 4 6.2%

Median failure at 11,494 miles

2003 Marquis 4 6.2%

Median failure at 6,797 miles

What owners said

2001 Mercury Marquis at 110,000 miles Brooklyn, MI

SERVICE BRAKES, HYDRAULIC:POWER ASSIST:HYDRAULIC

TL*THE CONTACT OWNS A 2001 MERCURY GRAND MARQUIS. THE CONTACT STATED THAT THE ABS LIGHT ILLUMINATED WHILE DRIVING. THE VEHICLE WAS TAKEN TO THE DEALER AND THEY STATED THAT THE LOWER HYDRAULIC UNIT FOR THE ABS FAILED AND NEEDED TO BE REPLACED. THE DEALER IS THE ONLY ONE THAT SELLS THE PART. THE VEHICLE HAS NOT BEEN REPAIRED AND IS LOCATED AT THE CONTACT'S RESIDENCE. THE SPEED WAS UNKNOWN. THE FAILURE AND CURRENT MILEAGES WERE 110,000.

NHTSA complaint #10200982 — an unverified report by a vehicle owner.

2002 Mercury Marquis at 55,000 miles Arcadia, FL

SERVICE BRAKES, HYDRAULIC:PEDALS AND LINKAGES

DT*: THE CONTACT STATED THE BRAKE AND ACCELERATOR PADS WERE POSITIONED TOO CLOSE TOGETHER. THE DEALER REFUSED TO EXAMINE VEHICLE AND WOULD NOT PROVIDE REPAIR WORK. THE MANUFACTURER WAS CALLED AND A COMPLAINT WAS FILED. UPDATED 08/24/06.

NHTSA complaint #10164303 — an unverified report by a vehicle owner.

2003 Mercury Marquis at 50,000 miles Bark River, MI

SERVICE BRAKES, HYDRAULIC:PEDALS AND LINKAGES

DT*: THE CONTACT STATED WHILE ATTEMPTING TO APPLY BRAKE PRESSURE THE VEHICLE ACCELERATED. THE DEALERSHIP WAS ALERTED HOWEVER NO REPAIRS HAVE BEEN MADE. THE CONSUMER BELIEVED THE BRAKE AND ACCELERATOR WERE DESIGNED TOO CLOSE TOGETHER. UPDATED 04/06/06.

NHTSA complaint #10152022 — an unverified report by a vehicle owner.

2002 Mercury Marquis at 13,978 miles Bronxville, NY

PARKING BRAKE:CONVENTIONAL:MECHANICAL

EMERGENCY BRAKE RELEASE MECHANISM FROZEN WITH BRAKE ON. EMERGENCY BRAKE RELEASE IN CABIN RETURNED TO NORMAL POSITION GIVING INDICATION THAT THE BRAKE HAD BEEN RELEASED. END RESULT COMPLETE WIPE OUT OF REAR BRAKES AND DAMAGE TO DRUMS. FAILURE FOUND BY THE SERVICING DEALER AFTER WARRANTY EXPIRED. YET ON EACH OF THE LAST TWO(2) OCCASIONS WHEN CAR WENT IN FOR SERVICE I REQUESTED " CHECK EMERGENCY BRAKE" EMERGENCY BRAKE PEDAL 1"+/- OFF THE FLOOR RESPONSE WAS BRAKES O.K. ONLY AFTER THE EXPIRATION OF THE WARRANTY WAS PROBLEM FOUND. MY GRAND MARQUIS HAS BEEN SERVICED BY NO ONE BUT SMITH CAIRNES, FORD, LINCOLN, MERCURY. IF BY SOME STROKE OF LUCK I HAD DEPENDED SOLEY ON THE EMERGENCY BRAKE A SERIOUS ACCIDENT COULD HAVE RESULTED BY A RUNAWAY CAR. TO ADD INSULT TO INJURY IT COST ME IN EXCESS OF $500.00 TO CORRECT THE PROBLEM.

NHTSA complaint #10140497 — an unverified report by a vehicle owner.

1997 Mercury Marquis at 139,000 miles Mercedes, TX Fire

SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP

WHEN APPLYING THE BRAKES, THE BRAKE PEDAL WENT ALL THE WAY TO THE FLOOR. I WAS ABLE TO STOP THE CAR AND PULL INTO A PARKING LOT. I STARTED THE VEHICLE BUT WAS UNABLE TO TAKE OUT OF PARK. I THEN REFERED TO THE VEHICLE MANUAL AND FOUND OUT THAT IF THIS HAPPENS THEN I SHOULD CHECK THE BRAKE LIGHTS. THEY WERE OUT SO I CHECKED THE FUSE AND IT WAS BLOWN. I REPLACED IT AND THE BRAKES, LIGHTS AND TRANSMISSION WORKED. I DROVE HOME (16 MILES) AND PARKED THE CAR. ABOUT 30 MINUTES LATER THE CAR WAS ON FIRE. THE FIRE DEPARTMENT WAS CALLED AND WE PUT OUT THE FIRE BUT NOT UNTIL THE 1/2 THE HOOD WAS MELTED. I CALLED FORD/MERCURY AND THEY TOOK THE INFORMATION. A WEEK LATER I GOT A LETTER STATING THAT MY CAR DID NOT QUALIFY FOR A PROGRAM AND THEREFORE THERE WAS NOTHING THEY COULD DO. I JUST WANTED TO FIND OUT IF THERE WAS A PROBLEM WITH OTHER CARS. ALL I GOT FROM FORD WAS THAT THEY COULD NOT HELP ME.

NHTSA complaint #10128324 — an unverified report by a vehicle owner.

2001 Mercury Marquis at 53,000 miles NEW Lenox, IL

SERVICE BRAKES, HYDRAULIC:POWER ASSIST

ADJUSTABLE POWER BRAKE PEDAL IS INOPERATIVE I AM UNABLE TO REACH THE BRAKE PEDAL AT TIMES.

NHTSA complaint #10115976 — an unverified report by a vehicle owner.

1998 Mercury Marquis at 58,000 miles Aventura, FL

SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:PADS

REAR BRAKES DID NOT MATCH. WHILE TRAVELING AT 35-50 MPH DRIVER APPLIED THE BRAKES AND BRAKE PEDAL WAS HARD. DRIVER HEARD A GRINDING NOISE IN THE REAR. TOOK VEHICLE TO A MECHANIC, AND MECHANIC REPLACED 2 REAR ROTORS AND 2 REAR BRAKE PADS. ALSO MECHANIC DETERMINED THE RIGHT REAR BRAKES HAD A DIFFERENT BRAKING SYSTEM THAN THE LEFT.

NHTSA complaint #10055958 — an unverified report by a vehicle owner.

1998 Mercury Marquis at 58,000 miles Aventura, FL

SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:ROTOR

REAR BRAKES DID NOT MATCH. WHILE TRAVELING AT 35-50 MPH DRIVER APPLIED THE BRAKES AND BRAKE PEDAL WAS HARD. DRIVER HEARD A GRINDING NOISE IN THE REAR. TOOK VEHICLE TO A MECHANIC, AND MECHANIC REPLACED 2 REAR ROTORS AND 2 REAR BRAKE PADS. ALSO MECHANIC DETERMINED THE RIGHT REAR BRAKES HAD A DIFFERENT BRAKING SYSTEM THAN THE LEFT.

NHTSA complaint #10055958 — an unverified report by a vehicle owner.

1998 Mercury Marquis at 58,000 miles Aventura, FL

SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DRUM

REAR BRAKES DID NOT MATCH. WHILE TRAVELING AT 35-50 MPH DRIVER APPLIED THE BRAKES AND BRAKE PEDAL WAS HARD. DRIVER HEARD A GRINDING NOISE IN THE REAR. TOOK VEHICLE TO A MECHANIC, AND MECHANIC REPLACED 2 REAR ROTORS AND 2 REAR BRAKE PADS. ALSO MECHANIC DETERMINED THE RIGHT REAR BRAKES HAD A DIFFERENT BRAKING SYSTEM THAN THE LEFT.

NHTSA complaint #10055958 — an unverified report by a vehicle owner.

2003 Mercury Marquis at 6,797 miles Brandon, FL

SERVICE BRAKES, HYDRAULIC:PEDALS AND LINKAGES

ACCELERATOR PEDAL AND BRAKE PEDAL ARE LOCATED TOO CLOSE TOGETHER. THIS WOULD CAUSE A MISAPPLICATION TO THE WRONG PEDAL WHEN BRAKING OR ACCELERATING, AT THE SAME TIME. HAD TAKEN VEHICLE TO DEALERSHIP, AND MECHANIC COULD NOT RESOLVE THE PROBLEM.

NHTSA complaint #10038260 — an unverified report by a vehicle owner.

2003 Mercury Marquis at 1,480 miles Pheonix, AZ Crash 1 injured

SERVICE BRAKES, HYDRAULIC

WHILE DRIVING IN BUMPER TO BUMPER TRAFFIC, THE VEHICLE'S BRAKES FAILED. THE PEDAL WAS EXTREMELY HARD TO PRESS WHICH RESULTED IN A REAR END COLLISION. *NLM SUSPECTED THE BRAKE/GAS PEDAL RAISED TO THE SAME LEVEL WHEN SWITCH WAS ACTIVATED, POSSIBLE DEPRESSING BRAKE AND GAS AT THE SAME TIME. (CALIFORNIAHIGHWAY PATROL) *SCC

NHTSA complaint #10017282 — an unverified report by a vehicle owner.

2002 Mercury Marquis at 7,350 miles Inverness, FL Crash

SERVICE BRAKES, HYDRAULIC:PEDALS AND LINKAGES

REVERSE ACCELEARTION PROBLEM

NHTSA complaint #10005171 — an unverified report by a vehicle owner.

2002 Mercury Marquis at 9,010 miles Inverness, FL Crash

SERVICE BRAKES, HYDRAULIC:PEDALS AND LINKAGES

ACCELERATION PROBLEM GOING BACKWARDS. CAR LURCHED BACKWARDS AND DID NOT RESPOND TO BRAKING.

NHTSA complaint #10005173 — an unverified report by a vehicle owner.

2003 Mercury Marquis Tomsriver, NJ

SERVICE BRAKES, HYDRAULIC

CONSUMER STATED THE ACCELERATOR WOULD STICK ON OCCASIONS, ALSO WHEN THE BRAKE WAS APPLIED THE VEHICLE FAILED TO STOP. TS

NHTSA complaint #8023536 — an unverified report by a vehicle owner.

2001 Mercury Marquis Stratford, CT

SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS

CONSUMER TO LOSS CONTROL OF THE VEHICLE, DUE TO THE POSSIBILITY THAT THE BRAKE AND ACCELERATOR ARE DESIGNED TOO CLOSE TOGETHER, CONSUMER IS REQUESTING REIMBURSEMENT FOR THE LOSS OF THE VEHICLE. *YH CONSUMER HAS SINCE SOLD THE VEHICLE BACK TO THE DEALER.

NHTSA complaint #568235 — an unverified report by a vehicle owner.

1995 Mercury Marquis Kankakee, IL

SERVICE BRAKES, HYDRAULIC:POWER ASSIST:VACUUM:HOSES, LINES/PIPING, AND FITTINGS

CONSUMER STATES THAT THE METAL BRAKE LINES RUSTED IN HALF WHILE THE CONSUMER WAS DRIVING. CONTACTED DEALER PLEASE PROVIDE FURTHER INFORMATION. MR REFERENCED IN RQ03-004

NHTSA complaint #8020478 — an unverified report by a vehicle owner.

1997 Mercury Marquis Inverness, FL

SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:HOSES, LINES/PIPING, AND FITTINGS

WHILE IN MOTION, THE BRAKES WENT OUT COMPLETELY. CONSUMER HAD TO UTILIZE THE EMERGENCY BRAKE TO STOP THE VEHICLE. BRAKE FLUID WAS LEAKING FROM THE FLEXIBLE STAINLESS STEEL CONNECTOR. THE VEHICLE WAS TOWED TO THE DEALER WHO EXPLAINED THAT IT MADE SENSE TO REPLACE BOTH LINES. ONE WEEK LATER, THE BRAKES FAILED AGAIN, SAME PROBLEM AS PREVIOUS. *JG *SCC

NHTSA complaint #566118 — an unverified report by a vehicle owner.

1995 Mercury Marquis Tampa, FL

SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP

ANTILOCK SYSTEM LIGHTS CAME ON AND STAYED ON ALL DAY. TOOK VEHICLE TO DEALERSHIP INFORMED HER SYSTEM WAS BROKEN. IT HAD NEVER BEEN USED. REPLACED PARTS TWICE.

NHTSA complaint #8009228 — an unverified report by a vehicle owner.

1992 Mercury Marquis Forest Park, IL Crash 1 injured

SERVICE BRAKES, HYDRAULIC:PEDALS AND LINKAGES

DURING A FRONTAL COLLISION, THE DRIVER'S AIRBAG DID NOT DEPLOY, CONSUMER SUFFERED KNEE INJURIES, AND HIT HIS HEAD ON THE STEERING WHEEL.*AK CONSUMER STATES THE GAS PEDAL STUCK WHICH CAUSED THE ACCIDENT.

NHTSA complaint #8007303 — an unverified report by a vehicle owner.

1999 Mercury Marquis Cromwell, CT

SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC

WHEN APPLYING BRAKES AT HIGH SPEED VEHICLE WOULD SHAKE AND VIBRATE. ROTORS WERE OUT OF ROUND AFTER BRAKES ARE USED UNDER NORMAL DRIVING CONDITIONS. TOOK VEHICLE TO DEALER, AND THEY STATED THIS WAS HAPPENING IN ALL FORD PRODUCTS. MANUFACTURER'S DEFECT. *JG

NHTSA complaint #8005898 — an unverified report by a vehicle owner.

Other Mercury Marquis problems