IllustrationV8 CYLINDER ENGINE IS RUNNING 70. 8 CYLINDER IS NOT GETTING OIL, THIS CAUSES VEHICLE TO STALL OUT. PLEASE PROVIDE ANY FURTHER INFORMATION.*AK
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.
About this comparison →How this year compares
Owner complaints by model year
Compare all Grand Marquis years →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
Engine And Engine Cooling complaints
10 reportsVEHICLE STARTS AND RIDES FOR ABOUT 20 MILES, THEN IF I HAVE TO STOP FOR SOME REASON THE CAR STALLS ESPECIALLY IF I HAVE TO BACK UP. THIS HAPPENS ALMOST DAILLY. NO ACCIDENTS YET BUT I AM AFRAID I WILL CAUSE A SERIOUS ACCIDENT WITH THIS PROBLEM. I THINK MY CAR SHOULD BE RECALLED AND HAVE THID PROBLEM FIXED. *AK
WHILE IN THE STORE SHOPPING WALKED OUT, AND CAR LOOKED LIKE STEAM COMING FROM IT, FROM THE COLOR OF THE SMOKE. CONSUMER GOT CLOSER AND NOTICED BUBBLING IN THE HOOD AND DISCOLORIZATION. IT WAS A FIRE IN THE ENGINE COMPARTMENT. CONSUMER FELT THAT FIRE STARTED FROM THE CATALYTIC CONVERTER.*AK
WHILE DRIVING AT 50MPH ON A BRIDGE VEHICLE JUST COMPLETELY STOPPED. NO POWER STEERING, NO ANYTHING. DEALER NOT AWARE OF PROBLEM. PROBLEM STILL EXISTS. PROVIDE FURTHER INFORMATION. *AK
VEHICLE INTERMITENTLY BUCKS VIOLENTLY BETWEEN 45-65 MPH, DEALER COULD NOT RECTIFY PROBLEM AND REPLACED TIMING CHAIN, PROBLEM STILL EXISTS.
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.
WIFE CAME HOME FROM WORK PARKED CAR IN GARAGE SHUT IT OFF,WENT INTO HOUSE CHANGE CLOTHES LOOKED OUT WINDOW SAW SMOKE DAMM CAR CAUGHT ON FIRE ALMOST BURNT THE GARAGE AND HOUSE DOWN,FIRE STARTED IN LEFT FRONT FENDER AREA AS THE LEFT TIRE WAS BURNED UP AND THE RIGHT ONE WAS NOT
WHILE DRIVING THE VEHICLE AT ANY SPEED,THE VEHICLE ENGINE SHUTS DOWN, CAUSING THE VEHICLE TO STALL. *AK
WHILE DRIVING DURING ANY WEATHER CONDITION THE ABS BRAKES WILL LOCK UP EVERY SIX MONTHS. *AK FRONT DOOR LOCKS FREEZE IN THE WINTER LEAVING THEM INOPERABLE. CONSUMER STATES SOME WIRES BURNED CAUSING BLACK SMOKE TO FILL UP VEHICLE. BRAKES VERY ROUGH WHEN APPLIED. OIL LEAK. *SLC
INTERMITTENT STALLING. *SD
Official recalls
191V048000 · 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
1PE91125 · 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