2010 Mercury MARINER problems and owner complaints
Explore the records behind recurring owner reports.
Key facts
270 owner complaints analyzed
2 distinct recall campaigns
61,100 mi median reported failure mileage
Scope: 2010 model year. Data snapshot: . 225 complaints include usable failure mileage.
Most common problems
Vehicle Speed Control is the most frequently named component, appearing in 66 of 270 complaints (24.4%). A complaint can name multiple components.
| Topic | Matching reports | Share of complaints |
|---|---|---|
| Steering behavior | 62 | 23.0% |
| Engine operation | 49 | 18.1% |
| Transmission and shifting | 13 | 4.8% |
| Braking behavior | 10 | 3.7% |
| Electrical and battery issues | 7 | 2.6% |
| Fuel system concerns | 6 | 2.2% |
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 |
|---|---|
| Vehicle Speed Control | 66 |
| Engine | 61 |
| Steering | 60 |
| Fuel/Propulsion System | 57 |
| Power Train | 57 |
| Electrical System | 28 |
| Unknown Or Other | 11 |
| Structure:Body | 7 |
Vehicle Speed Control: 66; Engine: 61; Steering: 60; Fuel/Propulsion System: 57; Power Train: 57; Electrical System: 28; Unknown Or Other: 11; Structure:Body: 7
Reported problems by failure mileage
Complaint counts in mileage bands. These are not failure rates per vehicle or mile.
| Category | Count |
|---|---|
| Under 25,000 | 13 |
| 25,000 to 49,999 | 64 |
| 50,000 to 74,999 | 53 |
| 75,000 to 99,999 | 37 |
| 100,000 to 149,999 | 47 |
| 150,000 and above | 11 |
Under 25,000: 13; 25,000 to 49,999: 64; 50,000 to 74,999: 53; 75,000 to 99,999: 37; 100,000 to 149,999: 47; 150,000 and above: 11
25,000 to 49,999 miles has the most reports with usable mileage (64). 45 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 | 4 |
| 2011 | 1 |
| 2012 | 5 |
| 2013 | 102 |
| 2014 | 25 |
| 2015 | 12 |
| 2016 | 21 |
| 2017 | 19 |
| 2018 | 24 |
| 2019 | 14 |
| 2020 | 11 |
| 2021 | 4 |
| 2022 | 15 |
| 2023 | 5 |
| 2024 | 2 |
| 2025 | 5 |
| 2026 | 1 |
2010: 4; 2011: 1; 2012: 5; 2013: 102; 2014: 25; 2015: 12; 2016: 21; 2017: 19; 2018: 24; 2019: 14; 2020: 11; 2021: 4; 2022: 15; 2023: 5; 2024: 2; 2025: 5; 2026: 1
Pattern summary
Vehicle Speed Control leads the component reports. Steering behavior appears in 62 complaint narratives. Engine operation appears in 49 complaint narratives. Transmission and shifting appears in 13 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 10526431 · 2013-07-23 (July 23, 2013)
WAS DRIVING ON FREEWAY AT ABOUT 70-75 MPH AND HESITATION OCCURRED AND SPEED UNCONTROLLABLY DECREASED. I WENT TO RIGHT LANE (HAD BEEN IN MIDDLE LANE) AND STOPPED ON THE SHOULDER OF THE NEAREST EXIT LANE. LUCKILY IT WAS VERY CLOSE. I WAS AFRAID THAT I WOULD LOSE CONTROL OF STEERING ALSO. THIS IS 3RD TIME THIS HAPPENED, SO TOOK TO DEALERSHIP AND THEY REPLACED THROTTLE BODY ASSM. FOR CLOSE TO $500. TECHNICIAN SAID I SHOULD BE HAPPY NOW, THE NEW PART HAD BEEN RE-DESIGNED. I'D BE ALOT HAPPIER IF FORD HAD TAKEN RESPONSIBILITY EARLIER WHEN TH…
Owner-reported narrative. 93,300 miles reported. Look up ODI 10526431 at NHTSA ↗
Owner report 10537020 · 2013-08-23 (August 23, 2013)
VERY DANGEROUS THROTTLE BODY MALFUNCTION: AS I WAS ACCELERATING FROM APPROXIMATELY 35 MPH I PRESSED THE GAS AND SUDDENLY THERE WAS NO POWER...NOTHING. I HAD POWER STEERING AND BRAKES BUT THE CAR SLOWED DOWN RAPIDLY AND WENT INTO WHAT I LATER FOUND OUT WAS SAFE MODE. IT WAS IDLING ROUGH AND THE CAR WAS SLOWING DOWN RAPIDLY BECAUSE I WAS ON A SLIGHT INCLINE. A WRENCH APPEARED ON THE DASHBOARD. THIS HAPPENED FOUR MORE TIME IN THREE DAYS. THE THROTTLE BODY WAS REPLACED. THIS WAS EXTREMELY DANGEROUS BECAUSE WHERE THIS OCCURED THE SPEED LIMIT W…
Owner-reported narrative. 45,100 miles reported. Look up ODI 10537020 at NHTSA ↗
Owner report 10452353 · 2012-03-20 (March 20, 2012)
TL* THE CONTACT OWNS A 2010 MERCURY MARINER . THE CONTACT STATED THAT WHILE DRIVING 70 MPH , THE POWER TRAIN WARNING LIGHT ILLUMINATED AS THE VEHICLE STALLED. THE VEHICLE WAS ABLE TO BE COASTED TO THE SIDE OF THE ROAD AND TURNED OFF. THE CONTACT WAS THEN ABLE TO RESTART THE VEHICLE AND DROVE TO AN AUTHORIZED DEALER WHERE THEY WERE UNABLE TO DUPLICATE THE FAILURE. THE VEHICLE WAS NOT REPAIRED. THE FAILURE MILEAGE WAS 35,000 AND THE CURRENT MILEAGE WAS 43,696.
Owner-reported narrative. 35,000 miles reported. Look up ODI 10452353 at NHTSA ↗
Owner report 10488954 · 2012-12-17 (December 17, 2012)
TL* THE CONTACT OWNS A 2010 MERCURY MARINER. THE CONTACT STATED THAT THE VEHICLE STALLED TWICE AND WITHOUT WARNING. THE CONTACT STATED THAT THE POWER TRAIN WARNING LIGHT ILLUMINATED ON THE INSTRUMENT PANEL AFTER THE FAILURE OCCURRED. THE CONTACT TOOK THE VEHICLE TO THE DEALER AND WAS TOLD THAT THE THROTTLE BODY NEEDED TO BE REPLACED. THE VEHICLE WAS NOT REPAIRED. THE FAILURE AND THE CURRENT MIELAGES WERE 35,500.
Owner-reported narrative. 35,500 miles reported. Look up ODI 10488954 at NHTSA ↗
Owner report 10410864 · 2011-07-07 (July 7, 2011)
I PURCHASED 2010 MERCURY MARINER AT THE END OF MAY 2010, APPROXIMATELY 21 WEEKS AFTER PURCHASE DATE MY TRANSMISSION FAILED; VERY HARSH ENGAGEMENTS, VEHICLE JERKS HARD BETWEEN GEARS, LOOSES POWER AND POPS FORWARD WHEN DRIVING STEADY SPEED AND WHEN APPROACHING AN INTERSECTION TO STOP OR TURN. SAFETY CONCERNS DUE TO UNKNOWN IF POWER FAILURE WILL OCCUR WHEN THERE IS ONCOMING TRAFFIC OR IF VEHICLE WILL POP ME INTO ONCOMING TRAFFIC OR HIT SOMEONE AHEAD OF ME IN TRAFFIC. TRANSMISSION ISSUE ALSO CAUSES POOR GAS MILEAGE. FORD DEALERSHIP REPLACED TRANS…
Owner-reported narrative. 7,678 miles reported. Look up ODI 10410864 at NHTSA ↗
Owner report 10442555 · 2012-01-05 (January 5, 2012)
ON FEB 2010, I SIGNED A 3-YR LEASE ON A 2010 MERCURY MARINER. ON DEC 23, 2011, AFTER 8HRS OF DRIVING, ON THE WAY TO MY RELATIVES, THE VEHICLE STARTED JERKING. WITH 22,250 MILES ON THE VEHICLE, MY TRANSMISSION FAILED; VERY HARSH ENGAGEMENTS, VEHICLE JERKS HARD BETWEEN GEARS, LOOSES POWER AND POPS FORWARD WHEN DRIVING STEADY SPEED AND WHEN APPROACHING AN INTERSECTION TO STOP OR TURN. SAFETY CONCERNS DUE TO UNKNOWN IF POWER FAILURE WILL OCCUR WHEN THERE IS ONCOMING TRAFFIC OR IF VEHICLE WILL POP ME INTO ONCOMING TRAFFIC OR HIT SOMEONE AHEAD OF ME…
Owner-reported narrative. 22,250 miles reported. Look up ODI 10442555 at NHTSA ↗
Owner report 10550294 · 2013-10-30 (October 30, 2013)
CAR STALLED WHILE MY GRANDDAUGHTER WAS DRIVING ON THE HIGHWAY. IT ALSO DID NOT ACCELERATE. SHE HAD TO STEP ON THE BRAKES TO GET THE CAR TO MOVE. SHE IMMEDIATELY GOT A DIAGNOSIS FROM AUTO ZONE (THROTTLE BODY SYSTEM OPEN- P2111), THEN TOOK THE CAR TO THE FORD DEALERSHIP WHERE THE PROBLEM WAS CONFIRMED AND REPAIRED. AN EMERGENCY LIGHT CAME ON DURING THIS PROBLEM. *TR
Owner-reported narrative. 80,000 miles reported. Look up ODI 10550294 at NHTSA ↗
Owner report 10533848 · 2013-08-06 (August 6, 2013)
I PURCHASED MY 2010 MARINER 03/26/2013 FROM A LOCAL DEALERSHIP. WHILE DRIVING AT AROUND 35 - 40 MPH I NOTICED A GRINDING SOUND AND DIFFICULTY TO INCREASE SPEED. I THEN NOTICED THAT MY LEFT BLINKER WAS FLASHING AT A FASTER SPEED AND THE TAIL LIGHT WENT OUT. THAT WAS REPLACED. THE CAR THEN WOULD SPORADICALLY GO DEAD AND WOULD HAVE TO BE JUMPED. I HAD 3 DIFFERENT SERVICE SHOPS LOOK AT THE VEHICLE AND FOUND NO ISSUES. I DID REPLACE THE BATTERY AND IT APPEARED TO RUN FINE FOR ABOUT 3 - 4 DAYS. IT IS NOW SPORADICALLY DEAD AND THE LOCAL DEALERSHIP WIL…
Owner-reported narrative. 35,800 miles reported. Look up ODI 10533848 at NHTSA ↗
Owner report 10575436 · 2014-03-28 (March 28, 2014)
SLOWED TO MAKE A RIGHT HAND TURN INTO A PARKING LOT AND THE VEHICLE STALLED. THERE WAS NO WARNING OF AN IMPENDING STALL AND NO CONSOLE LIGHTS CAME ON OTHER THAN THE BATTERY LIGHT AND THE OIL LIGHT. THE INCIDENT DID NOT CREATE AN ERROR CODE IN THE COMPUTER SYSTEM AS I TOOK THE VEHICLE TO A FORD DEALERSHIP FOR SERVICE AND TO CHECK FOR ANY ISSUES WITH THE VEHICLE. FORD REPAIR SHOP FOUND NOTHING WRONG WITH VEHICLE UPON INSPECTION AND SAID THERE WAS NOTHING THEY COULD DO WITHOUT AN ERROR CODE IN THE COMPUTER SYSTEM. A STALLING INCIDENT OCCURRED …
Owner-reported narrative. 26,000 miles reported. Look up ODI 10575436 at NHTSA ↗
Owner report 10525539 · 2013-07-18 (July 18, 2013)
STALLING. AFTER DRIVING 60 MILES, SOME AT FREEWAY SPEEDS, WE STOPPED AT A CROSSROAD TO CROSS. UPON CROSSING IT RAN ROUGH AND STALLED JUST AS WE CROSSED THE STREET. WAITED TWO MINUTES, RESTARTED AND DROVE REST OF WAY HOME WITH NO PROBLEM. POSTED SPEED ON ROAD WE CROSSED IS 55 MPH. HAD IT STALLED IN FRONT OF TRAFFIC THERE COULD HAVE BEEN AN ACCIDENT. WE HAD OUR TWO GRANDCHILDREN IN THE BACK SEAT. THIS IS THE 2ND TIME IN 5 WEEKS. HAD THE FUEL PUMP AND SPARK PLUGS CHANGED THE FIRST TIME. RAN FINE UNTIL YESTERDAY. NO CHECK ENGINE LIGHT IS COMING ON.…
Owner-reported narrative. 89,000 miles reported. Look up ODI 10525539 at NHTSA ↗
Owner report 10851364 · 2016-03-24 (March 24, 2016)
MY ENGINE LIGHT KEEPS COMING ON AND I HAVE BEEN TOLD ITS THE LITTLE FLAP TO THE GAS TANK BUT THEY CAN REPAIR IT YET AS A RECALL HOW IS THAT WHEN THEY ALREAY KNOW WHAT IT IS?
Owner-reported narrative. 60,000 miles reported. Look up ODI 10851364 at NHTSA ↗