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1991 Mercury Grand Marquis

Owner reports · Recalls · Investigations

Similar to other model years

Owner complaints for the 1991 Mercury Grand Marquis do not stand out strongly from the model-year median of 78.

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How this year compares

Owner complaints by model year

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Counts vary with age, sales and reporting. They are not failure rates.

What owners reported most

All reported categories

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: 2 of 82 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.

  • Electrical System. Review the 21 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Vehicle Speed Control. Review the 12 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Air Bags. Review the 11 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 reports14 fire reports10 injury reports

Power Train complaints

8 reports
Clear category filter
Mileage unknown · Jul 7, 2001
Power TrainCrashInjury

I PARKED MY CAR IN MY DRIVEWAY AND GOT OUT. THE CAR WAS IN "PARK" AND I WAS STANDING AT MY OPENED DOOR REACHING TO OPEN THE PASSANGER DOOR. THE CAR SHIFTED TO "REVERSE". IT KNOCKED ME DOWN AND RAN OVER ME WITH THE FRONT TIRE. IT RAN OVER MY LEGS AND CHEST. IT THEN SCRAPPED AND DENTED MY WIFE'S CAR, AND WAS HALTED BY RUNNING…

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I PARKED MY CAR IN MY DRIVEWAY AND GOT OUT. THE CAR WAS IN "PARK" AND I WAS STANDING AT MY OPENED DOOR REACHING TO OPEN THE PASSANGER DOOR. THE CAR SHIFTED TO "REVERSE". IT KNOCKED ME DOWN AND RAN OVER ME WITH THE FRONT TIRE. IT RAN OVER MY LEGS AND CHEST. IT THEN SCRAPPED AND DENTED MY WIFE'S CAR, AND WAS HALTED BY RUNNING IN TO THE REAR END OF MY NEIGHBOR'S CAR ACROSS THE STREET. HE IS A POLICE OFFICER AND HE FILED THE REPORT. MY INSURANCE COMPANY WILL NOT COVER ANY MORE OF MY MEDICAL BILLS. I HAVE NOT BEEN ABLE TO WORK SINCE THE ACCIDENT. I HAD JUST HAD KNEE SURGERY BEFORE THIS HAPPENED. I AM PERMANENTLY DISABLED. PLEASE CONTACT ME IF YOU CAN HELP ME. (910) 452-0222. *AK

NHTSA ODI #748041

Mileage unknown · Jan 11, 1999
Engine And Engine CoolingPower TrainService Brakes, Hydraulic

THE VEHICLE HAD BEEN THROUGH 3 TRANSMISSIONS, A WATER PUMP, BRAKES, MUFFLER, TAILPIPE, SHOCKS AND ELECTRICAL DOOR LATCHES. THE ENGINE CHECK LIGHT COMES ON INTERMITTENTLY. *AK.ET.

NHTSA ODI #833324

Mileage unknown · Dec 15, 1997
Power Train

FAILURE OF THE GROMMET THAT HOLDS THE TRANSMISSION CABLE TO THE THROTTLE BODY BROKE, CAUSING TRANSMISSION TO SLIP.

NHTSA ODI #526151

Mileage unknown · Dec 3, 1997
Power Train

WHILE DRIVING THE GROMMET FELL OUT, RESULTING IN A DRAINAGE OF THE TRANSMISSION FLUID, CAUSING THE TRANSMISSION TO SLIP. THE DEALER HAS BEEN NOTIFIED. *AK

NHTSA ODI #819673

Mileage unknown · Jul 15, 1997
Power TrainTires

AUTOMATIC TRANSMISSION FAILED.

NHTSA ODI #522229

Mileage unknown · Jul 30, 1996
Power Train

TRANSMISSION FAILED DUE TO PLASTIC BUSHING DETERIORATING. *SD

NHTSA ODI #506861

Mileage unknown · May 10, 1995
Power TrainSeats

POWER SEATS FAILURE, SEAT MOVE BY THEMSELVES WITHOUT PUSHING BUTTONS DUE TO FACTORY INSTALLATION. TT

NHTSA ODI #965110

Mileage unknown · Feb 24, 1995
Power Train

AUTOMATIC TRANSMISSION FAILURE. TT

NHTSA ODI #960579

Official recalls

1

91V048000 · Power Train:automatic Transmission

Mar 18, 1991

THE PARK ROD ASSEMBLY CONTAINS A PARK CAM WITH INADEQUATE SURFACE HARDNESS, WHICH COULD LEAD TO PARK DISENGAGEMENT OR NO PARK ENGAGEMENT WHEN THE LEVER IS PLACED IN PARK.

Consequence & remedy

Consequence: IF PARK IS NOT ENGAGED AND THE PARKING BRAKE IS OFF, AVEHICLE ROLL-AWAY COULD RESULT.

Remedy: REPLACE PARK ROD ASSEMBLY ON AUTOMATIC TRANSMISSIONS.

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

PE91125 · Brake Line Punctures

Opened Sep 11, 1991 · Closed Jan 15, 1992

Status: closed (inferred from source dates) · Service Brakes, Hydraulic

There is no summary currently available