There are 5 owner-reported body & structure complaints for the 2006 Mercury Grand Marquisin NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
AS I WAS DRIVING. 35MPH MY FRONT WHEEL ON THE DRIVER SIDE HAD SNAPPED OFF CAUSING MY VEHICLE TO CRASH INTO A PARKED VEHICLE. LONG STORY SHORT. I'M GOING THRU A FINANCIAL CRISIS. MY CAR WAS TOWED BY AAA TO MY HOUSE. I NOTIFIED MY INSURANCE COMPANY. WHY DID THE POLICE TOW MY CAR AWAY FROM MY HOUSE? SOMEBODY NEEDS TO TAKE CARE OF THIS BECAUSE I CAN'T. TRANSPORTATION IS ESSENTIAL TO ME. PLEASE I NEED HELP. *TR
TL* THE CONTACT OWNS A 2006 GRAND MARQUIS MERCURY. THE CONTACT STATED THAT WHILE WASHING HER VEHICLE THE PAINT BEGAN TO PEEL OFF. THE VEHICLE WAS TAKEN TO THE DEALER WHO STATED THAT THERE WAS NOTHING THEY COULD DO TO ASSIST HER. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE WHO DID NOT OFFER ANY ASSISTANCE SINCE THE VEHICLE WAS NOT INCLUDED ON ANY RECALLS. THE FAILURE MILEAGE WAS 56,000 AND THE CURRENT MILEAGE WAS 58,000.
WATER COMING THROUGH AIR VENT BELOW WINDSHIELD AND CAUSING WET FLOOR UNDER PASSENGERS SEAT AND BEHIND THE SEAT ON FLOOR WHEN IN HARD RAIN OR GOING THROUGH CAR WASH. *TR
PANEL BEHIND RIGHT WHEEL WELL IS LOOSE AND WHEN HEAVY RAIN AND WATER IS HEAVY ON HIGHWAY PANEL MAKES NOISE WHEN WATER HITS IT LIKE SOMETHING LOOSE AND MAKES A FLAPPING NOISE. I THINK ALL 2006 AND 2007 ARE THIS WAY. NOT RESOLVED. *JB
DT*: THE CONTACT STATED THE CONSOLE IN THE ROOF, BLOCKS HALF OF THE REAR VIEW MIRROR. AS A RESULT, THE CONTACT CANNOT SEE PROPERLY WHILE BACKING. THE DEALERSHIP AND MANUFACTURER WERE ALERTED.
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 26, 2026