Problems · NHTSA complaints
2007 Mercury Grand Marquis problems
Owners filed 96 complaints about the 2007 Mercury Grand Marquis with NHTSA between Jan 2007 and Dec 2025. The most-cited component is tires (23).
Complaints
96
Filed with NHTSA
Crashes
6
Reported by owners
Fires
0
Reported by owners
Injuries
1
People reported injured
Deaths
0
Reported to NHTSA
Complaints by component
One complaint can cite several components
- Tires23
- Structure18
- Vehicle speed control13
- Steering9
- Air bags6
- Exterior lighting5
- Power train5
- Service brakes, hydraulic5
- Engine4
- Fuel/propulsion system3
- Wheels3
- Seat belts3
- Engine and engine cooling3
- Suspension2
Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.
Data from NHTSA Complaints API · synced Nov 9, 2026NHTSA vehicle page
When complaints were filed
Does it get worse with age? Complaints per calendar year filed
8
15
11
9
8
7
8
4
4
5
3
6
2
3
0
1
0
1
1
View as table
| Model year | Complaints filed per calendar year |
|---|---|
| 2007 | 8 |
| 2008 | 15 |
| 2009 | 11 |
| 2010 | 9 |
| 2011 | 8 |
| 2012 | 7 |
| 2013 | 8 |
| 2014 | 4 |
| 2015 | 4 |
| 2016 | 5 |
| 2017 | 3 |
| 2018 | 6 |
| 2019 | 2 |
| 2020 | 3 |
| 2021 | 0 |
| 2022 | 1 |
| 2023 | 0 |
| 2024 | 1 |
| 2025 | 1 |
Mileage at failure isn’t a structured field in NHTSA complaint data, so we don’t chart it. Some owners mention it in their reports below.
Top problems in owners’ words
Verbatim from NHTSA complaints, newest first
Tires
23 reports
“I HAVE HAD TWO FLAT TIRES, ONE FRONT AND ONE REAR. BOTH HAPPENED WHILE THE VEHICLE WAS PARKED. ONCE IN MY GARAGE AND THE OTHER IN THE PARKING LOT OF HOME DEPOT. BOTH ABOUT A YEAR APART. BOTH TIRES WERE INSPECTED BY MY MECHANIC AND BOTH TIRES HE HAD TO REPLACE THE VALVE STEMS AS THEY FAILED. I AM GLAD IT HAPPENED WHILE THE VEHICLE WAS PARKED. I NOTIFIED FORD MOTOR CO. OF MY PROBLEMS WITH THE TIRES AND RECEIVED NO SATISFACTION. THE VEHICLE NOW HAS 35000 MILES ON THE MICHELIN TIRES AND I CAN'T WAIT TO CHANGE TIRES AND VALVE STEMS. I READ SOMEWHERE THAT THE 2007 MERCURY GRAND MARQUIS WAS ONE OF THE FORD PRODUCTS THAT HAS A DEFECTIVE TIRE VALVE STEM MADE IN CHINA. IT SHOULD HAVE BEEN A RECALL BACK IN 2007. *TR”
Structure
18 reports
“I PURCHASED THE VEHICLE IN OCTOBER 2013, OWNING IT FOR A COUPLE OF MONTHS I NOTICED WHERE SNOW HAD STARTED MELTING I COULD SOMETHING GREY AND REALIZED THAT THE PAINT WAS PEELING AND I COULD SEE WHAT I THOUGHT WAS PRIMER OR SOMETHING I CALLED THE DEALERSHIP BOB BOYD IN LANCASTER, OHIO SINCE MY CAR WAS STILL WARRANTY WITH THEM WHICH THAT GOT ME KNOW WHERE. THEN I CALLED THE FORD CUSTOMER LINE TO SEE IF THERE WAS A RECALL ON THE PAINT. *TR”
Vehicle speed control
13 reports4 crashes
“TL* THE CONTACT OWNS A 2007 MERCURY GRAND MARQUIS. WHILE PULLING UP TO A TRAFFIC LIGHT, THE VEHICLE ACCELERATED FORCEFULLY. THE BRAKE PEDAL WAS DEPRESSED MULTIPLE TIMES, BUT THE VEHICLE ACCELERATED AND TAPPED THE PRECEDING VEHICLE. THERE WERE NO INJURIES AND A POLICE REPORT WAS NOT FILED. THE ENGINE WAS TURNED OFF, RESTARTED, AND THE VEHICLE RESUMED NORMAL OPERATION. THE FAILURE RECURRED ON A SEPARATE OCCASION. THE VEHICLE WAS NOT DIAGNOSED NOR REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS 67,000.”
Steering
9 reports1 crash2 related recalls
“Called Walker Ford in Clearwater, FL on 12/27/2025 at 09:35 am. I reported to them that two recalls that would pertain to my car, 13S08 and 13R01 needed to be performed as my steering bearing retainer has failed. They informed me it was repaired, but it has failed again. According to my research, regardless if its been performed or not, Ford is still liable to fix it again. A possible loss of steering could result in death or injury if not addressed. My contact info is [XXX] Thanks!”
Air bags
6 reports1 crash
“TL* THE CONTACT OWNS A 2007 MERCURY GRAND MARQUIS. WHEN THE VEHICLE WAS STARTED, THE PASSENGER SIDE AIR BAG WARNING INDICATOR ILLUMINATED AND REMAINED LIT. THE VEHICLE WAS TAKEN TO THE DEALER (MIRACLE AUTOMOTIVE GROUP, GALLATIN, TN 37066) WHERE IT WAS DIAGNOSED THAT THE AIR BAG WAS DEFECTIVE AND NEEDED TO BE REPAIRED AT THE OWNER'S EXPENSE. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE AND STATED THAT THERE WAS NO RECALL. THE FAILURE WAS NOT REPAIRED. THE FAILURE MILEAGE WAS 61,000.”
Exterior lighting
5 reports
“TL* THE CONTACT OWNS A 2007 MERCURY GRAND MARQUIS. WHILE DRIVING APPROXIMATELY 50 MPH AT NIGHT, THE HEADLIGHTS TURNED OFF WITHOUT WARNING. THE CONTACT UTILIZED THE HIGH BEAM HEADLIGHTS. THE CONTACT TOOK THE VEHICLE TO MOFFITT'S FORD LINCOLN (515-432-6336, LOCATED AT 1819 SE MARSHALL ST, BOONE, IA 50036) WHERE IT WAS DIAGNOSED THAT THE LIGHTING SYSTEM NEEDED TO BE REPLACED. THE PART WAS ORDERED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE AND REFERRED THE CONTACT TO NHTSA. THE VEHICLE WAS NOT REPAIRED. THE FAILURE MILEAGE WAS APPROXIMATELY 116,699.”
Data from NHTSA Complaints API (owner reports, unverified) · synced Nov 9, 2026
Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.