2010 Mercury Mountaineer Problems, Complaints & Recalls

Source: NHTSA · Updated Jun 7, 2022 · 13 owner complaints analyzed

Compared with other Mountaineer years
Far fewer complaints than other years 13th of 15 for complaints
NHTSA crash rating
Not rated

Owners have filed 13 complaints with NHTSA about the 2010 Mercury Mountaineer. That ranks 13th out of 15 Mountaineer model years for complaints. The most reported problem area is service brakes (5 complaints, 38%), typically at around 38,000 miles. There is 1 safety recall covering this model year. NHTSA has opened 1 defect investigation involving it.

Mercury Mountaineer
2002-2005 Mercury Mountaineer photographed in USA.. Representative photo; appearance varies by model year. Photo: IFCAR, Public domain, via Wikimedia Commons.

Complaints are unverified owner reports and are not adjusted for sales volume.

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Most common 2010 Mercury Mountaineer problems

Complaints grouped by the part of the car owners reported, with the median mileage when the problem happened.

Service Brakes5 · ~38,000 mi
Vehicle Speed Control4 · ~34,500 mi
Engine3 · ~55,000 mi
Power Train2 · ~6,125 mi
Steering2 · ~22,063 mi
Electrical System1 · ~109,000 mi
Fuel/propulsion System1 · ~65,000 mi
Fuel System, Gasoline1 · ~55,000 mi
Interior Lighting1
Seat Belts1 · ~60,000 mi
Problem areaComplaintsShareMedian milesOwners mention mostTypical repair cost
Service Brakes538%38,000——
Vehicle Speed Control431%34,500——
Engine323%55,000——
Power Train215%6,125——
Steering215%22,063——
Electrical System18%109,000——
Fuel/propulsion System18%65,000——
Fuel System, Gasoline18%55,000——
Interior Lighting18%———
Seat Belts18%60,000——
Seats18%———
Structure18%31,000——
Unknown or Other18%90,500——

One complaint can list several problem areas, so shares can add up to more than 100%.

Complaints by year received

Peak: 2013, with 3 complaints
2012: 1201212013: 3201332014: 2201422015: 2201522016: 1201612018: 1201812019: 2201922022: 120221

n = 13 complaints · Source: NHTSA

2010 Mercury Mountaineer recalls (1)

Tap a recall to see the problem, the risk and the fix.

Seats:front assembly:reclinerApr 20, 2010 · NHTSA campaign 10V161000 · 33,256 vehicles

Problem: Ford is recalling certain model year 2010 fusion, explorer, explorer sport trac, and mercury milan and mountaineer vehicles manufactured between december 15, 2009 through february 3, 2010 equipped with front seat manual recliners. These vehicles fail to comply with the requirements of federal motor vehicle safety standard no. 202, "head restraint." the recliner gear plate teeth may be out of dimension specification which could result in limited pawl to gear plate tooth engagement.

Risk: In the event of a crash, the seatback and head restraint may move rearward, increasing the risk of injury.

Fix: Dealers will replace the manual recliners for both power and manual seats free of charge. The safety recall is expected to begin on or before april 30, 2010. Owners may contact ford at 1-866-436-7332.

To see whether a specific car still has an open recall, enter its VIN on NHTSA's official recall lookup. You can also decode a VIN here.

NHTSA defect investigations

  • Fleet Vehicle Recall Completion Audit (AQ10001) — opened Nov 18, 2010, closed Dec 28, 2015.

Recent owner reports

Short excerpts of the latest complaints filed with NHTSA, with personal details removed. Full reports can be searched on NHTSA.gov.

The contact owns a 2010 Mercury Mountaineer. The contact stated that the check engine warning light was illuminated. The vehicle was taken to an independent mechanic to be diagnosed. The contact was informed that the computer had provided an incorrect error code. The vehicle was also diagnosed by…

Electrical System · received Jun 7, 2022 · NHTSA complaint 11468066

Tl* the contact owns a 2010 mercury mountaineer. While the contact's wife was driving 70 mph, she depressed the brake pedal and the front driver's seat started to slide backwards and the interior lighting illuminated. There were no warning indicators illuminated. The driver lost control of the…

Service Brakes · received Dec 31, 2019 · NHTSA complaint 11292295

Doors locking mechanism malfunctioning and coding numbers not functioning. Being locked out when using code #s. Chain crankin harshly but not unlocking doors. When using key instead of code key does not unlock nor lock any doors except drivers door lock.

Unknown or Other · received Dec 8, 2019 · NHTSA complaint 11287792

Rear differential is filling with water pass the fill plug. This is a garage kept car and never off road nor dirven in deep water. First time discovered at 22000 miles and the dealer replace the pinion seal and oil, but could not find the cause. Differential now making noise and again full of water…

Power Train · received Dec 10, 2018 · NHTSA complaint 11157272

At high speeds, the car stalls. It also stalls at stop lights. This happens repeatedly, and ford cannot figure out what is wrong with it.

Engine · received Jun 26, 2016 · NHTSA complaint 10876658

Other Mercury Mountaineer years

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See all Mercury Mountaineer problems by year, every Mercury model, or the VIN decoder.

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Frequently asked questions

What are the most common problems with the 2010 Mercury Mountaineer?

Owners most often report service brakes, vehicle speed control, engine problems. The top one, service brakes, accounts for 5 complaints.

Was there a recall on the 2010 Mercury Mountaineer?

Yes, 1 safety recall. Enter your VIN at NHTSA.gov to check whether the repairs were done on your car.

Was the 2010 Mercury Mountaineer a good year?

Complaint data can't fully answer that, because counts aren't adjusted for sales. Compared with other Mountaineer model years, the 2010 has far fewer complaints than most years. Always get a pre-purchase inspection and check the VIN for open recalls.