BestCarRank
Mercury

2010 Mercury MOUNTAINEER

Problems, Recalls & Reliability Report

Below Average

Quick Summary

The 2010 Mercury MOUNTAINEER has 24 owner complaints filed with NHTSA — that's 1.0x the segment average of 24. The most common issue is brakes problems (21% of all complaints), specifically: 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 surge while braking. There is 1 recall issued for this model year.

24

Total Complaints

1

Recalls Issued

—/5

Safety Stars

1.0x

vs Segment Avg

Known Problems(top 5 of 8)

BRAKES

5 complaints
21%
  • • 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 SURGE WHILE BRAKING
  • • 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 2010 MOUNTAINEER.
  • • 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 EMAIL REGARDING THE
Typical onset: 50K miles Est. repair: $500

“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 SURGE WHILE BRAKING”

— NHTSA complaint filing

When Problems Appear on the 2010 Mercury MOUNTAINEER

Based on 20 owner complaints that included an odometer reading. Median mileage at time of complaint: 38K miles. Most complaints cluster in the 30-60K miles range.

Overall complaint distribution by mileage
0-30K
4
30-60K
11
60-100K
4
100-150K
1
150-200K
0
200K+
0

Mileage figures are self-reported by owners in NHTSA complaint filings. Peak bucket = the mileage range with the most complaints for that component; it reflects when owners noticed and reported problems, not necessarily when the fault first occurred.

Recalls (1)

SEATS:FRONT ASSEMBLY:RECLINER20/04/2010

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.

Fuel Cost Calculator for 2010 Mercury MOUNTAINEER

Live EIA prices
Per year
$2,824
Per month
$235
Per mile
23.5¢
MPG
17
City driving (worst-case MPG)
$3,429/yr
Highway driving (best-case MPG)
$2,286/yr

Based on EPA fuel-economy ratings and EIA weekly retail prices (2026-07-20). Real-world cost varies with driving style, trim/engine, terrain, and traffic.

5-Year Gas Price History

EIA weekly retail data · 2021 → today
Current
$4.00
5-year low
$2.78
5-year high
$5.01
Since 2021
+27%

Source: US Energy Information Administration weekly retail gasoline prices.

Estimated Insurance Cost for 2010 Mercury MOUNTAINEER

Estimate only, not a quote. Modeled from NAIC + HLDI averages for a hypothetical 35-year-old driver with clean record + full coverage. Your actual quote depends heavily on your age, driving history, credit, ZIP code, and insurer.
Full coverage / year
$1,494
Full coverage / month
$125
Liability only / year
$639
vs US avg
-11%
How this estimate is calculated
US base full-coverage premium$1674
× state (US)1.00x
× vehicle class (suv-midsize)1.05x
× theft risk1.00x
× safety rating1.00x
× vehicle age0.85x
= Full coverage estimate$1494

Coverage assumed: 100/300/100 liability + comprehensive/collision, $500 deductibles. Data sources: NAIC 2024 + HLDI loss studies.

Estimated Repair Costs

BRAKES(~50K mi)
$500
SPEED CONTROL(~50K mi)
$500
ENGINE(~50K mi)
$500
STEERING(~50K mi)
$500
TRANSMISSION(~50K mi)
$500

Estimates based on average reported repair costs. Actual costs vary by location, shop, and severity.

🔍 Pre-Purchase Inspection Checklist

Based on 24 owner complaints for this specific year, here's what to check or ask about:

  • ☐
    BRAKES: 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 SURGE WHILE BRAKING

    Typically appears around 50K miles. Repair cost ~$500

  • ☐
    SPEED CONTROL: TL* THE CONTACT OWNS A 2010 MERCURY MOUNTAINEER. THE CONTACT STATED THAT WHILE BRAKING TO A STOP, THE VEHICLE WOULD LUNGE FORWARD. THE VEHICLE WAS TAKEN TO THE DEALER WHERE THEY ADVISED HIM THAT THEY WERE UNABLE TO DIAGNOSE THE FAILURE. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS CONTACTED AN

    Typically appears around 50K miles. Repair cost ~$500

  • ☐
    ENGINE: PULLED INTO PARKING SPACE, PLACED SHIFTER IN PARK, TURNED OFF IGNITION, RELEASED BRAKE AND VEHICLE ROLLED BACKWARDS AS IF NOT IN PARK. ATTEMPTED TO RESTART VEHICLE AND NO RESPONSE. SET PARKING BRAKE. COULD NOT GET VEHICLE TO LOCK INTO PARK, SHIFTER MOVED REGARDLESS OF BRAKE ON OR NOT AND WOULD NOT S

    Typically appears around 50K miles. Repair cost ~$500

  • ☐
    STEERING: PULLED INTO PARKING SPACE, PLACED SHIFTER IN PARK, TURNED OFF IGNITION, RELEASED BRAKE AND VEHICLE ROLLED BACKWARDS AS IF NOT IN PARK. ATTEMPTED TO RESTART VEHICLE AND NO RESPONSE. SET PARKING BRAKE. COULD NOT GET VEHICLE TO LOCK INTO PARK, SHIFTER MOVED REGARDLESS OF BRAKE ON OR NOT AND WOULD NOT S

    Typically appears around 50K miles. Repair cost ~$500

  • ☐
    RECALLS: Verify all 1 recall have been completed — free at any Mercury dealer
  • ☐
    General: Get a pre-purchase inspection from an independent mechanic ($100-$200)

Mercury MOUNTAINEER — Year Comparison

How does 2010 compare to other years? Fewer complaints = more reliable.

2010
24Below Average
Full years-to-avoid analysis →

NHTSA Safety Rating

No NHTSA safety rating available

At a Glance

Complaints
24
Recalls
1
Fire reports
0
Crash reports
0
Injury reports
0
Segment avg
24

Check a Specific VIN

See recalls for YOUR 2010 Mercury MOUNTAINEER

Compare With

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