There are 4 owner-reported tires & wheels complaints for the 2004 Mercury Grand Marquisin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
STEEL BELT SEPARATION IN MICHELIN ENERGY LX4 225/60R16 DOT M33V F2971AB AT 18,761 MILES. I HAVE PICTURES OF THE TIRE FOR YOU AND STILL HAVE THE ACTUAL TIRE IF YOUR INTERESTED. *TR
WHILE WASHING MY WIFE'S VEHICLE I SAW THAT THERE IS A CRACK IN THE SIDE WALL OF THE RIGHT REAR TIRE. A MICHELIN ENERGY XL4 97T P225/60R16 M+S TIRE. THERE IS LESS THAN 30,000 MILES ON THE TIRES. *JB
2004 MERCURY GRAND MARQUIS LOST CONTROL OF VEHICLE DUE TO TIRE WEAR. *TS WHILE DRIVING ON A WET ROAD THE CONSUMER LOST CONTROL OF THE VEHICLE DUE TO WORN TIRES. THE VEHICLE SPUN OFF THE LEFT SIDE OF THE ROAD AND STRUCK A CONTROL WALL. THE CONSUMER SUSTAINED A SORE NECK AND RIGHT SHOULDER. THE VEHICLES SUSTAINED DAMAGE TO THE HOOD, FENDER, BUMPER, GRILL, RF HEADLAMP, RR QUARTER PANEL, REAR BUMPER, TRUNK LID AND THE SPARE TIRE WAS TORN LOOSE (INSIDE TRUNK. *NM
THE STEERING WHEEL VIBRATES WHEN DRIVING AT SPEEDS OF 58 MPH AND FASTER. THE DEALERSHIP HAS SERVICED THE VEHICLE 5 TIMES, IN WHICH THEY BALANCED THE TIRES, ROTATE THE TIRES AND MADE AN ADJUSTMENT IN THE STEERING COLUMN. THE PROBLEM STILL EXIST. THE DEALERSHIP ALSO INDICATED THAT THE STEERING WHEEL MEETS FACTORY SPECIFICATIONS AND THE SHAKE IS MINIMUM. *LA THE DEALER ROTATED AND BALANCED THE SYSTEM BUT THE SHAKING PERSISTED. WHEN THE VEHICLE TIRES AND WHEELS WERE REPLACED WITH CAST ALUMINUM THE SHAKING WAS NO LONGER FELT. THE CONSUMER FEELS THAT THE PREVIOUS SET OF TIRES AND WHEELS WERE DEFECTIVE. *NM
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
Data synced from NHTSA on Apr 25, 2026