2010 Mercury GRAND MARQUIS problems and owner complaints
Explore the records behind recurring owner reports.
Key facts
24 owner complaints analyzed
2 distinct recall campaigns
36,000 mi median reported failure mileage
Scope: 2010 model year. Data snapshot: . 19 complaints include usable failure mileage.
Most common problems
Steering is the most frequently named component, appearing in 5 of 24 complaints (20.8%). A complaint can name multiple components.
| Topic | Matching reports | Share of complaints |
|---|---|---|
| Steering behavior | 7 | 29.2% |
| Braking behavior | 6 | 25.0% |
| Electrical and battery issues | 1 | 4.2% |
Topic matches use published keyword rules. They describe mentions, including negations or comparisons, and do not confirm a diagnosis. Read the matching rules.
Component breakdown
Number of unique complaints naming each component. Top eight shown.
| Category | Count |
|---|---|
| Steering | 5 |
| Structure:Body | 4 |
| Electrical System | 3 |
| Vehicle Speed Control | 3 |
| Air Bags | 2 |
| Exterior Lighting | 2 |
| Service Brakes | 2 |
| Engine | 1 |
Steering: 5; Structure:Body: 4; Electrical System: 3; Vehicle Speed Control: 3; Air Bags: 2; Exterior Lighting: 2; Service Brakes: 2; Engine: 1
Reported problems by failure mileage
Complaint counts in mileage bands. These are not failure rates per vehicle or mile.
| Category | Count |
|---|---|
| Under 25,000 | 6 |
| 25,000 to 49,999 | 4 |
| 50,000 to 74,999 | 8 |
| 75,000 to 99,999 | 1 |
| 100,000 to 149,999 | 0 |
| 150,000 and above | 0 |
Under 25,000: 6; 25,000 to 49,999: 4; 50,000 to 74,999: 8; 75,000 to 99,999: 1; 100,000 to 149,999: 0; 150,000 and above: 0
50,000 to 74,999 miles has the most reports with usable mileage (8). 5 complaints have missing, zero or invalid mileage.
Complaints over time
Year the complaint was filed, not the vehicle model year or incident year. The snapshot year is partial.
| Category | Count |
|---|---|
| 2010 | 2 |
| 2011 | 4 |
| 2013 | 3 |
| 2014 | 5 |
| 2015 | 2 |
| 2016 | 1 |
| 2017 | 1 |
| 2018 | 1 |
| 2021 | 1 |
| 2023 | 2 |
| 2024 | 1 |
| 2025 | 1 |
2010: 2; 2011: 4; 2013: 3; 2014: 5; 2015: 2; 2016: 1; 2017: 1; 2018: 1; 2021: 1; 2023: 2; 2024: 1; 2025: 1
Pattern summary
Steering leads the component reports. Steering behavior appears in 7 complaint narratives. Braking behavior appears in 6 complaint narratives. Electrical and battery issues appears in 1 complaint narratives. Use these patterns to inspect individual reports and prepare questions for a mechanic.
Calculated from recorded counts. An AI narrative has not been published for this selection.
Complaint evidence
Examples provide context, not a representative sample or a verified diagnosis.
Owner report 10641950 · 2014-10-07 (October 7, 2014)
TL* THE CONTACT OWNS A 2010 MERCURY GRAND MARQUIS. WHILE DRIVING AT AN UNKNOWN SPEED, THE STEERING WHEEL BECAME DIFFICULT TO TURN. THE DEALER REPLACED THE POWER STEERING RACK. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE VEHICLE WAS REPAIRED. THE FAILURE MILEAGE WAS 28,546. UPDATED 11/21/14*CN UPDATED 5/6/2015 *JS
Owner-reported narrative. 28,546 miles reported. Look up ODI 10641950 at NHTSA ↗
Owner report 10676464 · 2015-01-19 (January 19, 2015)
MY WIFE WAS INVOLVED IN A HEAD ON COLLISION ON 01.15.2015. IMPACT WAS EDGE OF ONE VEHICLE TO EDGE OF OTHER VEHICLE.. SHE WAS WEARING SEAT BELT. HER SIDE SEAT AND STEERING WHEEL AIR BAGS DEPLOYED. MY WIFE STILL HIT THE WINDSHIELD WITH HER HEAD. NO SECONDARY IMPACTS OCCURRED (I.E., 3RD VEHICLE OR FIXED OBJECT). ACCIDENT SHEARED THE DRIVER'S WHEEL AND BRAKE ASSEMBLY OFF COMPLETELY. COMPLETELY SPLITTING THE ALUMINUM WHEEL IN HALF. FRAME WAS ALSO BENT UNDER THE WHEEL-WELL HOUSING TOWARDS THE FIREWALL. I AM INQUIRING AS TO WHETHER THERE AR…
Owner-reported narrative. 50,000 miles reported. Look up ODI 10676464 at NHTSA ↗
Owner report 10496292 · 2013-02-04 (February 4, 2013)
I WAS PULLING INTO A PARKING SPACE AND HAD ALMOST COME TO A STOP WHEN THE VEHICLE SUDDENLY LURCHED FORWARD & HIT A (VACANT) STORE FRONT. I FEEL THE VEHICLE ACCEL- ERATED ON IT'S OWN AS I WAS APPLYING THE BRAKE AT THE TIME, MY FOOT DID NOT SLIP OFF OF THE BRAKE. THE VEHICLE IS EQUIPPED WITH "DRIVE BY WIRE" OR, NO CABLE IS ATTACHED TO THE THROTTLE BODY FROM THE ACCELERATOR. THE DEALER REPAIRED THE FRONT END OF THE VEHICLE AND EXTENSIVELY EXAMINED THE THROTTLE SYSTEM. NO APPARENT CAUSE WAS DETERMINED AND THEY TOLD US IT MAY NEVER HAPPEN …
Owner-reported narrative. 56,100 miles reported. Look up ODI 10496292 at NHTSA ↗
Owner report 10605276 · 2014-04-13 (April 13, 2014)
YESTERDAY, TUESDAY 23, 2014, I BACKED OUT OF A PARKING SPOT ON THE PARKING DECK ABOUT 15 FEET AND PUT THE CAR IN DRIVE. IT LURCHED FORWARD AT A TREMENDOUS HIGH SPEED AND ALTHOUGH I HIT THE BRAKES, THE AUTO SLAMMED INTO THE RETAINING WALL AT THE PARKING SPOT I HAD JUST BACKED OUT OF. I WAS WEARING MY SEAT BELT AND THE AIR BAG DEPLOYED. I RECEIVED MINOR BRUISING ON MY ARMS, LEGS AND RIBS DUE TO THE AIR BAG DEPLOYMENT. THIS AUTO HAS SIDE AIR BAG AS WELL, BUT ONLY THE DRIVE AIR BAG DEPLOYED. I WAS CHECKED OUT BY A MEDIC, WHO WAS STAYING AT THE RE…
Owner-reported narrative. 60,000 miles reported. Look up ODI 10605276 at NHTSA ↗
Owner report 10627951 · 2014-08-25 (August 25, 2014)
SPLICING ON ALMOST ALL ELECTRICAL SYSTEMS HAD COME APART. AFFECTED WERE THE RADIO, CLOCK, WINDOWS, POWER SEATS, LIGHTS, DOOR LOCKS, TRUNK RELEASE INSIDE CAR, LOW TIRE MONITOR WARNING LIGHT STAYED ON CONSTANTLY, SEAT BELT WARNING LIGHT STAYED ON, WARNING BELL FOR KEY IN IGNITION STAYED ON EXCEPT WHEN CAR WAS MOVING, DOME LIGHT WOULD NOT GO OFF WHENEVER YOU GOT OUT OF CAR. SOME OF THESE PROBLEMS WERE CONSTANT AND SOME WERE INTERMITTENT. AS A RESULT OF THE LOCKING PROBLEM, OUR VEHICLE WAS STOLEN, BUT THANKFULLY FOUND WITH NO DAMAGE. WITH N…
Owner-reported narrative. 28,000 miles reported. Look up ODI 10627951 at NHTSA ↗