There are 7 owner-reported tires & wheels complaints for the 2001 Mercury Grand Marquisin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
NOTICED FRONT END VIBRATION IN MERCURY GRAND PRIX. ASKED MECHANIC TO VERIFY IF WHEEL BEARING BAD. NO PROBLEM THERE SO TOOK TO SEARS TIRE STORE IN HEMET TO VERIFY IF TIRE PROBLEM. ADVISED THAT 3 OF 4 TIRES HAVE TREAD SEPARATION AND WOULD HAVE TO BE REPLACED AT MY EXPENSE EVEN THOUGH UNDER WARRANTY BECAUSE I DID NOT HAVE ROAD HAZARD COVERAGE. MY DISPUTE WITH SERVICE WRITER INCLUDED ASSISTANT MANAGER WHO SUPPORTED HIS POSITION. MY POSITION WAS THAT THIS WAS A MATERIAL FAILURE AND SHOULD BE COVERED TO NO AVAIL SO LEFT STORE WITH 3 BAD TIRES. WENT TO TEMECULA BRANCH OF SEARS WHERE SERVICE WRITER IMMEDIATELY RECOGNIZED THE PROBLEM AND SET ABOUT CHANGING TIRES UNDER WARRANTY TO MY SATISFACTION. THESE TIRES ARE BRIDGESTONE BRAND WITH 65,000 MILE WARRANTY AND ABOUT 40,000 MILES USE. *TR
WHILE DRIVING 60 MPH CONSUMER HEARD A LOUD NOISE COMING FROM THE REAR. THE CONSUMER WAS ABLE TO MAINTAIN CONTROL OF THE VEHICLE AND PULLED OVER. THE CONSUMER NOTICED THAT THE REAR TIRE HAD BLOWN OUT. VEHICLE WAS TAKEN TO THE DEALER FOR INSPECTION. *AK THE TECHNICIAN DETERMINED THAT THE REMAINING THREE TIRES SHOULD ALSO BE REPLACED. *NM
THREAD SEPARATED AND BLEW OFF LEFT FRONT TIRE. UPON EXAMINATION BY GOODYEAR TIRE DEALERS AND MYSELF IT WAS DETERMINED THAT THE RIGHT FRONT TIRE HAD SEPARATED TO THE POINT OF THREAD BLOW OFF IMMINENT. THE TWO REAR TIRES WERE DETERMINED TO BE IN THE MIDDLE STAGES OF THREAD SEPERATION AS THREAD HAD BUBBLES OF SEPERATION BEGGINING TO SHOW AND WOULD FAIL AT UNKNOWN TIME, BUT WOULD FAIL.*AK
WHEN DRIVING WHEEL DISC WILL CUT INTO TIRE VALVE AND CAUSE IT TO HAVE A SLOW LEAK. IF VALVE IS TOUCHED AIR WILL ESCAPE. PLEASE PROVIDE MORE INFORMATION.*AK
WHILE DRIVING, THE RIGHT REAR TIRE BLEW OUT, CONSUMER STATES THE SIDEWALL HAD DETACHED FROM THE TREAD AND HAD DISINTERGRATED, THERE WAS NO PUNCTURE IN THE TIRE, CONSUMER WAS INFORMED BY TIRE SHOP THAT TIRE WAS BEYOND REPAIR, CONSUMER IS SEEKING FOR REIMBURSEMENT (MICHELIN SYMMETRY TIRE P225-60-16)*JB
MICHELIN TIRE (NO SIZE) EXPERIENCED BLOWOUT. *SLC
VEHICLE HAS NO TRACTION ON WET PAVEMENTS, CONSUMER STATES THAT THIS HAS ALMOST CAUSED 2 ACCIDENTS. *JG
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 May 4, 2026