FaultScore

1999 Mercury Grand Marquis brake problems

10 of the 202 complaints about the 1999 Mercury Grand Marquis are about the braking system — 5% of everything reported for this model year. Half of the failures with a mileage on record happened before 42,016 miles.

F

10

Complaints

3

Crashes

0

Fires

2

Injuries

Exactly what failed

Antilock/Traction Control/Electronic Limited Slip 2 20.0%
Service Brakes, Hydraulic 2 20.0%
Foundation Components 1 10.0%
Disc 1 10.0%
Conventional 1 10.0%
Rotor 1 10.0%
Vacuum 1 10.0%
Power Assist 1 10.0%

Brakes across every Mercury Grand Marquis year

1991 15 5.0%
1992 55 18.2%
1993 26 8.6%
1994 26 8.6%
1995 34 11.2%
1996 25 8.3%
1997 36 11.9%
1999 10 3.3%
2000 20 6.6%
2001 16 5.3%
2005 18 5.9%
2006 12 4.0%
2008 10 3.3%

What owners said

Filed with NHTSA, in their own words.

Wallingford, CT Crash

SERVICE BRAKES, HYDRAULIC

I WAS COMING TO A STOP WHEN THE BRAKE PEDAL STARTED VIBRATING AND GOING LOWER AND LOWER TO THE FLOOR AND THE CAR DID NOT STOP RESULTING IN AN ACCIDENT. I WAS TOLD BY THE FORD MECHANIC THAT THE COMPUTER TESTS DID NOT SHOW ANY PROBLEM WITH THE ANTILOCK SYSTEM BUT I THINK THERE IS A PROBLEM WHEN YOU APPLY YOUR BRAKES AND THE CAR DOES NOT STOP. I HAVE ALSO TALKED TO A NUMBER OF PEOPLE SOME OF THEM WHO WORK ON CARS ETC..AND FOUND OUT THAT THIS IS NOT AN UNCOMMON PROBLEM. FURTHERMORE, IT HAPPENS A LOT AND ON ALL TYPES OF VEHICLES WITH ANTILOCK SYSTEMS. I WAS TOLD THAT THIS CAN HAPPEN ON AND OFF WHICH IS WHY IT IS HARD TO DETECT. I WAS LUCKY IN THE FACT THAT I WAS GOING SLOW AND NOBODY WAS HURT, BUT WHAT IF THAT HAD BEEN A DIFFERENT ENDING AND IT HAD BEEN A SERIOUS ACCIDENT? I HAVE NEVER BEEN IN AN ACCIDENT BEFORE AND I RESENT THE FACT THAT I WAS NOT AT FAULT FOR THIS ONE, THE BRAKES DID NOT WORK!!!!!

NHTSA complaint #10457575 — an unverified report by a vehicle owner.

at 42,016 miles Columbus, OH

SERVICE BRAKES, HYDRAULIC

BRAKE PROBLEMS WITH THE 1999 MERCURY GRAND MARQUIS.*MR DEALER WAS NOTIFIED.

NHTSA complaint #10034009 — an unverified report by a vehicle owner.

Kensnington, MD

SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC

FRONT DISC BRAKES SQUEAKED AND SQUEALED EXCESSIVELY SINCE THE ORIGINAL PURCHASE OF THE VEHICLE. RETURNED VEHICLE SEVERAL TIMES TO DEALER TO CORRECT PROBLEM. DEALER REPLACED FRONT PADS AND TURNED ROTORS. REPLACEMENT PADS WERE FORD MOTORCRAFT PADS. BRAKING POWER WAS NOTICEABLY REDUCED IMMEDIATELY AFTER THE FORD MOTORCRAFT PADS WERE INSTALLED. AFTER ANOTHER TRIP TO THE DEALER, FORD OEM PADS WERE INSTALLED. BRAKING POWER WAS RESTORED TO NORMAL (ORIGINAL) LEVELS, AND THE SQUEAKING / SQUEALING WAS GONE. MY CONCERN IS THAT FORD MOTORCRAFT PARTS ARE NOT THE EQUIVALENT TO THE OEM PARTS, AND THAT DEALERS THROUGHOUT THE COUNTRY ARE BEING SHIPPED, AND INSTRUCTED TO USE FORD MOTORCRAFT DISC PADS WHICH CLEARLY ARE CREATING A DANGEROUS CONDITION. MR

NHTSA complaint #767898 — an unverified report by a vehicle owner.

Fremont, OH

SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS

CONSUMER STATES WHEN APPLYING BRAKES IN RAINY WEATHER, VEHICLE PULLS TO ONE SIDE OR THE OTHER, DEALER STATES THERE IS A DESIGN FLAW AND CAN NOT REMEDY THE PROBLEM. *SLC

NHTSA complaint #559964 — an unverified report by a vehicle owner.

TOM Rivers, NJ

SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:ROTOR

UPON APPLYING BRAKES TO MAKE A GRAUDAL STOP VEHICLE PULLS TO THE LEFT, CAUSING POOR VEHICLE CONTROL, PROBLEM IS INTERMITTENT. CONSUMER HAS CONTACTED THE DEALER, DEALER HAS REPLACED THE BRAKE PADS AND ROTORS. HOWEVER, PROBELM STILL OCCURS.

NHTSA complaint #866993 — an unverified report by a vehicle owner.

Glenview, IL Crash

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

WHEN BRAKES WERE APPLIED PEDAL BECAME HARD, RESULTING IN EXTENDED STOPPING DISTANCE WHICH CAUSED A COLLISION. DEALER WAS INSPECTING VEHICLE.

NHTSA complaint #866692 — an unverified report by a vehicle owner.

Massillon, OH 1 injured

PARKING BRAKE:CONVENTIONAL

PARKING BRAKE WILL NOT ENGAGE IF THE PARKING IS NOT IN PARK, AND VEHICLE WILL ROLL WHEN THE PARKING PAWL IS IN DRIVE.

NHTSA complaint #865440 — an unverified report by a vehicle owner.

Wayne, NJ Crash 1 injured

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

VEHICLE DOWNSHIFTED INTO PASSING GEAR WHILE DRIVING DOWN A HILL AND VEHICLE ACCELERATED. BRAKES DID NOT RESPONSE, CAUSING CONSUMER TO RUN INTO A BUS AND TELEPHONE POLE. ALSO, DUAL AIRBAGS DID NOT DEPLOY. BUT, COVER CAME OFF, RESULTING IN A BROKEN HIP AND PELVIS. PRIOR TO THIS ACCIDENT CONSUMER WAS COMPLAINING ABOUT TRANSMISSION. BUT, DEALER STATED IT WAS NOT IMPORTANT.

NHTSA complaint #859937 — an unverified report by a vehicle owner.

Winter PAR, FL

SERVICE BRAKES, HYDRAULIC:POWER ASSIST

BRAKES FAILED SEVERAL TIMES PRIOR TO REPLACEMENT, BRAKES CONTINUED TO FAILED DUE TO FAULTY BOOSTER. MJS

NHTSA complaint #548049 — an unverified report by a vehicle owner.

Winter PAR, FL

SERVICE BRAKES, HYDRAULIC:POWER ASSIST:VACUUM

BRAKES FAILED SEVERAL TIMES PRIOR TO REPLACEMENT, BRAKES CONTINUED TO FAILED DUE TO FAULTY BOOSTER. MJS

NHTSA complaint #548049 — an unverified report by a vehicle owner.

Other 1999 Mercury Grand Marquis problems

← Full 1999 Mercury Grand Marquis report