Mercury · Mountaineer · 2010
1
Recall
13
Complaints
-
Not Rated
The 2010 Mercury Mountaineer has 1 recall and 13 owner-reported complaints on file with NHTSA. Most reported issue: service brakes (2 reports).
Source: NHTSA Public Records · Updated Apr 28, 2026
The 2010 Mercury Mountaineer page works best as a research starting point. Complaint totals show how much owner-reported activity exists, while recalls and investigations help show whether any of that activity turned into formal safety action.
Because this is a newer-era vehicle page, it usually helps to compare this year against nearby model years before deciding whether a complaint pattern looks isolated or persistent. On this page, the most prominent complaint area is service brakes with 2 reported complaints.
This page combines three types of NHTSA data: recall campaigns (official manufacturer or government actions), owner complaints (unverified consumer reports), and crash test ratings (where available). A vehicle with many complaints is not necessarily less reliable — complaint volume correlates with sales volume and vehicle age. Recalls indicate identified defects, not overall quality. To compare this model year with others, use the year navigation in the sidebar or return to the model overview page.
If you are researching a used vehicle, start with the complaint categories, compare them against the recall list, and then check nearby model years to see whether the same issue profile repeats. That usually produces a better buying or research signal than treating the raw complaint total as a standalone safety ranking.
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.
Remedy Status
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.
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 ...
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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 ...
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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.
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 A...
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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.
TL* THE CONTACT OWNS A 2010 MERCURY MOUNTAINEER. THE CONTACT STATED THAT WHILE ATTEMPTING TO LATCH BOTH OF THE SECOND ROW SEAT BELTS, THE BELTS FRACTURED AND DETACHED FROM THE VEHICLE. THE VEHICLE WAS TAKEN TO THE DEALER. THE TECHNICIAN WAS UNABLE TO DETERMINE THE CAUSE OF THE FA...
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SEE BELOW FROM: TIER 1 EMAIL - CRCFMC [MAILTO:CRCFMC@FORD.COM] SENT: THURSDAY, MARCH 20, 2014 8:57 AM TO: [XXX] CT: RE: VEHICLE SERVICE ISSUES CRM:01660000000018 HELLO[XXX] MY NAME IS [XXX], I AM FROM FORD`S CUSTOMER RELATIONSHIP CENTER (CRC). I HAVE REVIEWED YOUR ...
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FRONT BRAKES STARTED AUTOMATICALLY SEIZING UP RANDOM TIMES AND SPEEDS DUE TO A DEFECTIVE WHEEL BEARING THAT DISRUPTED THE ANTILOCK BRAKE SENSORS. THIS CREATED AN EXTREMELY DANGEROUS DRIVING ISSUE. FORD REFUSED TO TAKE RESPONSIBILITY OR PAY FOR ANY REPAIRS BECAUSE IT WAS OUTSIDE T...
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FROM: TIER 1 EMAIL - [XXX] SENT: THURSDAY, MARCH 20, 2014 8:57 AM TO: [XXX]SUBJECT: RE: VEHICLE SERVICE ISSUES CRM:01660000000018 [XXX], MY NAME IS [XXX], I AM FROM FORD`S CUSTOMER RELATIONSHIP CENTER (CRC). I HAVE REVIEWED YOUR EMAIL REGARDING THE CONCERNS ON YOUR 201...
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THERE IS A MANUFACTURING FAULT WITH THE POSITION OF THE BRAKE AND THE GAS PEDAL. IT IS VERY EASY TO MOVE THE RIGHT FOOT FROM THE GAS TO THE BRAKE AND LEAVE ENOUGH OF THE FOOT ON THE GAS AT THE SAME TIME. IT ALLOWS THE BRAKE TO BE PRESSED BUT ALSO APPLIES GAS TO GIVE A VEHICLE A...
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Showing 10 recent complaints from 13 total
View Full Complaint LogThe strongest comparison flow is usually: exact vehicle-year page, then nearby years of the same model, then other 2010 Mercury models. That sequence helps separate one-off year spikes from broader make-wide patterns.
The 2010 Mercury Mountaineer has 1 recall recorded by NHTSA.
NHTSA has received 13 owner-reported complaints for the 2010 Mercury Mountaineer.
NHTSA has not published a safety rating for the 2010 Mercury Mountaineer.
The most commonly reported complaint categories for the 2010 Mercury Mountaineer are service brakes (2 reports), power train (1 reports), electrical system (1 reports).
Yes. NHTSA has 1 recall on record for the 2010 Mercury Mountaineer. Scroll up to review the published recall summaries, consequences, and remedies. To check for unrepaired recalls on your specific vehicle, use your VIN at nhtsa.gov/recalls.
Look up recalls and complaints for any year, make, and model.
This page summarizes publicly available data from the National Highway Traffic Safety Administration (NHTSA). Complaint counts reflect reports submitted to NHTSA by vehicle owners and do not by themselves prove defect severity or vehicle safety. Safety ratings may not be available for all vehicle-years. This site is not affiliated with NHTSA or any vehicle manufacturer. For official information, visit the official NHTSA page for this vehicle.