2010 Mercury Mariner Hybrid Engine Problems
- Complaints
- 2about this part
- Share
- 22%of 9 total for the year
- Median mileage
- 27,200miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 2 complaints about the engine of the 2010 Mercury Mariner Hybrid, 22% of the 9 complaints for this model year. Where a mileage was given, the median is 27,200 miles.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“The contact owns a 2010 Mercury Mariner Hybrid. The contact stated while driving approximately 55 MPH the vehicle began to decelerate and proceeded into limp mode and the wrench light illuminated. The manufacturer was not made aware of the failure. The vehicle was not repaired. The VIN was not available. The approximate failure mileage was 30,000.”
NHTSA complaint #10534196, filed 2013-08, 30,000 miles“The contact owns a 2010 Mercury mariner. The contact stated that the vehicle stalled six times without warning. The vehicle was taken to a local mechanic because they were unable to take it to the dealer to have the throttle body replaced. The vehicle was not repaired for two weeks because the part was on back order. The failure and current mileage was 24,400.”
NHTSA complaint #10520360, filed 2013-06, 24,400 milesEngine: other model years
Other parts of the 2010 Mercury Mariner Hybrid
3 complaintsSteering
2 complaintsTransmission and drivetrain
2 complaintsAir bags
1 complaintsBrakes
1 complaintsElectrical system
1 complaintsElectronic stability control
1 complaintsFuel system
1 complaintsOther or unknown
1 complaints
← All problems reported for the 2010 Mercury Mariner Hybrid
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology