2008 Mercury Mariner problems and complaints
Owners have filed 461 complaints with NHTSA about the 2008 Mercury Mariner. The most-reported areas: Steering (297), Power Train (66), Service Brakes (35).
Key takeaways
- 461 owner complaints on file with NHTSA.
- 9 involve a crash, 0 a fire, 5 reported injuries.
- Complaints are unverified owner reports; recalls are confirmed defects.
| Component | Complaints | Share |
|---|---|---|
| Steering | 297 | 64% |
| Power Train | 66 | 14% |
| Service Brakes | 35 | 8% |
| Vehicle Speed Control | 31 | 7% |
| Electrical System | 27 | 6% |
| Unknown Or Other | 19 | 4% |
| Engine | 14 | 3% |
| Fuel/Propulsion System | 8 | 2% |
| Air Bags | 8 | 2% |
| Hydraulic | 6 | 1% |
| Engine And Engine Cooling | 6 | 1% |
| Suspension | 5 | 1% |
One complaint can name several components, so shares add up to more than 100%.
| Version | Overall | Front | Side | Rollover |
|---|---|---|---|---|
| 2008 Mercury Mariner 4-DR. w/SAB (Later release) | Not rated | Not rated | Not rated | 3/5 |
| 2008 Mercury Mariner 4-DR. w/SAB (Early release) | Not rated | Not rated | Not rated | 3/5 |
Latest complaints, as filed
Owner-written and unverified by NHTSA.
Power Train - filed 2025-03-04
The contact owns a 2008 Mercury Mariner. The contact stated while at a stop sign, the vehicle failed to accelerate upon depression of accelerator pedal with the oil warning light flashing on the instrument panel. The contact drove the vehicle despite the failure returning upon restarting the vehicle. The contact had th...
Steering - filed 2024-12-26
The contact owns a 2008 Mercury Mariner. The contact stated that while driving at 55 -60 MPH, the power steering failed. The steering wheel became increasingly difficult to maneuver. The vehicle was turned off while the contact inspected the vehicle. The vehicle was restarted but a short distance afterwards the failure...
Steering - filed 2024-10-22
The contact owns a 2008 Mercury Mariner. The contact stated upon starting the vehicle, the steering wheel was significantly difficult to turn. There was no warning light illuminated. The vehicle was towed to an independent mechanic, where the contact was informed that the electric power steering had failed. The mechani...
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More for the 2008 Mercury Mariner
Complaints are reports filed by owners with the National Highway Traffic Safety Administration. NHTSA publishes them without verifying them, and counts rise with how many cars were sold, so compare years of the same model rather than different models. Crash ratings are NHTSA's own 5-Star Safety Ratings results.