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Fuel systemPart report

2010 Mercury Mariner Hybrid Fuel system Problems

Complaints
1about this part
Share
11%of 9 total for the year
Median mileage
64,000miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 1 complaints about the fuel system of the 2010 Mercury Mariner Hybrid, 11% of the 9 complaints for this model year. Where a mileage was given, the median is 64,000 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.

“While driving and attempting top accelerate up to speed, the vehicle began to slow and hesitate. It would not properly accelerate. After going a short distance at reduced speed, the vehicle began to shake and hesitate. I was able to make it home (luckily not too far). The wrench symbol on the dash illuminated during this episode as wheel. I checked theowners manual and then called my local dealer who recommended the care be towed to dealer and not driven. This was done the next dayand after a full day of checking the vehicle, the dealer advised they had no idea what the problems was. …”

NHTSA complaint #10575528, filed 2014-03, 64,000 miles

Fuel system: other model years

YearComplaintsShare of year
2010111%
2009314%
20081816%
200726%
200639%

Other parts of the 2010 Mercury Mariner Hybrid

Vehicle speed control
3 complaints
Engine
2 complaints
Steering
2 complaints
Transmission and drivetrain
2 complaints
Air bags
1 complaints
Brakes
1 complaints
Electrical system
1 complaints
Electronic stability control
1 complaints
Other 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 Nov 1, 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