2007 Mercury MARINER problems and owner complaints
Explore the records behind recurring owner reports.
Key facts
33 owner complaints analyzed
2 distinct recall campaigns
77,500 mi median reported failure mileage
Scope: 2007 model year. Data snapshot: . 30 complaints include usable failure mileage.
Most common problems
Power Train is the most frequently named component, appearing in 11 of 33 complaints (33.3%). A complaint can name multiple components.
| Topic | Matching reports | Share of complaints |
|---|---|---|
| Transmission and shifting | 10 | 30.3% |
| Engine operation | 4 | 12.1% |
| Electrical and battery issues | 3 | 9.1% |
| Steering behavior | 2 | 6.1% |
| Braking behavior | 1 | 3.0% |
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 |
|---|---|
| Power Train | 11 |
| Engine | 7 |
| Electrical System | 6 |
| Vehicle Speed Control:Accelerator Pedal | 3 |
| Air Bags | 2 |
| Suspension | 2 |
| Electrical System: Instrument Cluster/Panel | 1 |
| Engine And Engine Cooling | 1 |
Power Train: 11; Engine: 7; Electrical System: 6; Vehicle Speed Control:Accelerator Pedal: 3; Air Bags: 2; Suspension: 2; Electrical System: Instrument Cluster/Panel: 1; Engine And Engine Cooling: 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 | 5 |
| 25,000 to 49,999 | 4 |
| 50,000 to 74,999 | 5 |
| 75,000 to 99,999 | 5 |
| 100,000 to 149,999 | 7 |
| 150,000 and above | 4 |
Under 25,000: 5; 25,000 to 49,999: 4; 50,000 to 74,999: 5; 75,000 to 99,999: 5; 100,000 to 149,999: 7; 150,000 and above: 4
100,000 to 149,999 miles has the most reports with usable mileage (7). 3 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 |
|---|---|
| 2006 | 2 |
| 2008 | 1 |
| 2009 | 3 |
| 2010 | 1 |
| 2011 | 2 |
| 2012 | 4 |
| 2013 | 6 |
| 2014 | 4 |
| 2015 | 1 |
| 2016 | 1 |
| 2017 | 3 |
| 2019 | 1 |
| 2020 | 2 |
| 2021 | 1 |
| 2025 | 1 |
2006: 2; 2008: 1; 2009: 3; 2010: 1; 2011: 2; 2012: 4; 2013: 6; 2014: 4; 2015: 1; 2016: 1; 2017: 3; 2019: 1; 2020: 2; 2021: 1; 2025: 1
Pattern summary
Power Train leads the component reports. Transmission and shifting appears in 10 complaint narratives. Engine operation appears in 4 complaint narratives. Electrical and battery issues appears in 3 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 10438756 · 2011-12-06 (December 6, 2011)
TL* THE CONTACT OWNS A 2007 MERCURY MARINER. THE CONTACT STATED THAT THE VEHICLE WOULD NOT SHIFT INTO ANY GEAR. THE VEHICLE WAS TAKEN TO THE DEALER WHERE THEY ADVISED HER THAT THE AUTOMATIC TRANSMISSION ASSEMBLY OIL COOLER, VALVE, GASKETS, DRIVE PLATE STEEL, PISTONS, SEALS, AND SCREENS NEEDED TO BE REPLACED. THE VEHICLE WAS REPAIRED FOR ALL COMPONENTS HOWEVER, APPROXIMATELY 20,000 MILES LATER, THE FAILURE RECURRED. THE MANUFACTURER WAS CONTACTED AND THEY OFFERED NO ASSISTANCE. THE FAILURE MILEAGE WAS APPROXIMATELY 42,000.
Owner-reported narrative. 42,000 miles reported. Look up ODI 10438756 at NHTSA ↗
Owner report 10443529 · 2012-01-12 (January 12, 2012)
I PURCHASED THE VEHICLE WITH 6,000 MILES ON IT. I KEPT UP MY NORMAL MAINTANCE ON THE VEHICLE AND REPLACED THINGS WHEN NEEDED. AT APPROXIMATELY 42,000 MY TRANSMISSION WOULD NO LONGER SHIFT THE GEARS. THE VEHICLE WAS BROUGHT TO WALLACE DEALERSHIP OF WHICH THEY KEPT MY VEHICLE FOR ALMOST 2 WEEKS. THEY EXPLAINED THEY DID AN OVERHAUL OF THE TRANSMISSION AND FIXED REPAIRS ON IT SO THAT THEIR WOULD BE NO FURTHER PROBLEMS WITH TRANSMISSION LATER ON DOWN THE ROAD. NOW AT 84,735 MILES LATER, I AM ONCE AGAIN HAVING TRANSMISSION PROBLEMS AND MY VEHICL…
Owner-reported narrative. 84,735 miles reported. Look up ODI 10443529 at NHTSA ↗
Owner report 10500538 · 2013-02-26 (February 26, 2013)
TL* THE CONTACT OWNS A 2007 MERCURY MARINER. THE CONTACT STATED THAT WHILE DRIVING 30 MPH, THE VEHICLE STALLED AND LOST POWER TO ALL ELECTRICAL COMPONENTS. THE CONTACT WAS ABLE TO RESTART THE VEHICLE AND DRIVE HOME. THE CONTACT TOOK THE VEHICLE TO A DEALER WHERE THE FAILURE COULD NOT BE REPLICATED. THE VEHICLE WAS NOT REPAIRED. THE CONTACT DID NOT CALL THE MANUFACTURER. THE FAILURE MILEAGE WAS 20,000. THE VIN WAS NOT AVAILABLE.
Owner-reported narrative. 20,000 miles reported. Look up ODI 10500538 at NHTSA ↗
Owner report 10509867 · 2013-04-29 (April 29, 2013)
TL* THE CONTACT OWNS A 2007 MERCURY MARINER. THE CONTACT STATED THAT WHILE DRIVING 20 MPH, THE OVERDRIVE LIGHT ILLUMINATED. THE CONTACT PUSHED THE OVERDRIVE BUTTON TO DEACTIVATE THE SYSTEM BUT THE LIGHT DID NOT DEACTIVATE. THE CONTACT ALSO STATED THAT THE VEHICLE STALLED WHILE DRIVING AND THE TRANSMISSION DID NOT SHIFT IN A TIMELY MANNER. THE CONTACT TOOK THE VEHICLE TO A DEALER FOR A DIAGNOSTIC TEST. THE TEST RESULTS SHOWED A DEFECTIVE TRANSMISSION. THE DEALER STATED THE ENTIRE POWER TRAIN SYSTEM NEEDED TO BE REPLACED. THE VEHICLE WAS REPAIRED…
Owner-reported narrative. 47,000 miles reported. Look up ODI 10509867 at NHTSA ↗
Owner report 10267617 · 2009-05-03 (May 3, 2009)
2008 MERCURY MARINER HYBRID NO CRANK. VEHICLE WAS FOUND TO HAVE DAMAGED HIGH VOLTAGE WIRING HARNESS. HARNESS RUNS ALONG UNDERNEATH THE PASSENGER SIDE OF THE VEHICLE CABIN. HARNESS IS PARTIALLY ENCASED PVC. PVC WAS DAMAGED POSSIBLY DUE TO ROAD HAZARD HITTING UNDERNEATH THE VEHICLE. HIGH VOLTAGE HARNESS WAS DAMAGED RESULTING IN ENTIRE HARNESS BEING REPLACED. FORD WOULD NOT PAY FOR REPAIR. THIS IS A SERIOUS ISSUE AND POSSIBLY A DESIGN FLAW. I STILL HAVE THE HARNESS IN MY POSSESSION AND WOULD BE WILLING TO PROVIDE IT FOR PURPOSE OF INVESTIGATION. *…
Owner-reported narrative. 37,900 miles reported. Look up ODI 10267617 at NHTSA ↗
Owner report 10535560 · 2013-08-15 (August 15, 2013)
TL* THE CONTACT OWNS A 2007 MERCURY MARINER. THE CONTACT STATED THAT WHILE DRIVING APPROXIMATELY 45 MPH, THE STEERING WHEEL BECAME DIFFICULT TO MANEUVER. THE VEHICLE WAS TAKEN TO THE DEALER FOR DIAGNOSIS. THE TECHNICIAN STATED THAT THE STEERING COLUMN AND THE RACK AND PINION WOULD HAVE TO BE REPLACED. THE VEHICLE WAS REPAIRED HOWEVER, THE FAILURE RECURRED THREE MONTHS LATER. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE VEHICLE WAS NOT REPAIRED. THE APPROXIMATE FAILURE MILEAGE WAS 49,845. *TR
Owner-reported narrative. 49,845 miles reported. Look up ODI 10535560 at NHTSA ↗
Owner report 10836641 · 2016-02-17 (February 17, 2016)
TL* THE CONTACT OWNS A 2007 MERCURY MARINER. AFTER DRIVING AND PARKING THE VEHICLE, THE CONTACT COULD NOT REMOVE THE KEY FROM THE IGNITION. THE CONTACT HAD TO TURN THE STEERING WHEEL AND MANEUVER THE KEY IN ORDER TO GET IT TO RELEASE. THE CONTACT STATED THAT THE FAILURE RECURRED SEVERAL TIMES AND WAS GRADUALLY GETTING WORSE. THE VEHICLE WAS NOT TAKEN TO A DEALER. THE MANUFACTURER WAS NOT MADE AWARE OF THE FAILURE. THE FAILURE MILEAGE WAS 10,500.
Owner-reported narrative. 10,500 miles reported. Look up ODI 10836641 at NHTSA ↗
Owner report 10439211 · 2011-12-09 (December 9, 2011)
THE "VEHICLE SPEED SENSOR" FAILED PREMATURELY, CAUSING THE ABS TO DISABLE. ITEM WAS INSPECTED AND REPAIRED BY A FORD MECHANIC AND HE ADVISED THIS WAS PREMATURE FAILURE NOT CAUSED BY ABUSE. *TR
Owner-reported narrative. 63,329 miles reported. Look up ODI 10439211 at NHTSA ↗