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Other or unknownPart report

2003 Mercury Mountaineer Other or unknown Problems

Complaints
6about this part
Share
4%of 152 total for the year
Median mileage
118,900miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 6 complaints about the other or unknown of the 2003 Mercury Mountaineer, 4% of the 152 complaints for this model year. Where a mileage was given, the median is 118,900 miles. 1 of these say a crash was involved, according to the filers.

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.

“Big o techs conned wife into buying 2 tires and we own awd SUV that requires 4 at the same intervals .I immediately notify them that this is not safe and will damage my car they continued for over 2 months to lie to me about having somemone comtact me . I have all the communications I've had with them through messages. A few weeks after they put the tires on and refused to take them off and put my old o es back on and issue a refund well my transmission and transfer case failed I contacted them again and again they lied to me about someone contacting me . …”

NHTSA complaint #11349674, filed 2020-08, 172,800 miles

“On may 19 2014 while putting a bag in the rear I noticed when lifting the tail gate a crack had appeared around the Mercury emblem down to the bottom of the lift gate. I went to the local ford dealer as there are no more Mercury dealers to question the problem. The collision manager told me this is a common problem on this model and ford has not done a recall. I did not replace the plastic panel due to the cost of $500.00. In my opinion ford should have issued a recall. I also noticed on the internet how many people complained including this website. Why hasn't NHTSA done something about it?”

NHTSA complaint #10717656, filed 2015-05, 36,740 miles

“Went to place something in the back and lifted the gate and the left side hinge came out and had to catch the gate from falling. Got my son to help try to secure it and the strut on the left side doesnt work so had to force it to close”

NHTSA complaint #10723402, filed 2015-06, 182,302 miles

“After disconnecting the battery for battery replacement original equipment 6 cd in dash player only shows CD Error. no error number. When investigating on the internet I found over 100 complaints with the same issue. I tried all the corrections suggested but nothing works. I own the car since new has very low mileage. I have 6 diskettes in the unit I cannot eject under any circumstance.”

NHTSA complaint #11459433, filed 2022-04

“The contact stated the elastic straps connected to the cloth cover of the child safety seat which wrapped around the seat can be removed easily. The contact's child was able to remove the straps, and wrap the straps around the neck. The child was not injured. The manufacturer was not contacted, but the contact planned to notify them soon. The manufacturer of the child safety seat was dorel juvenile group. Model cosco convertible forward facing; model number is: 22-100-ttd. The manufacturer date was 2-15-05.”

NHTSA complaint #10169427, filed 2006-09, 65,000 miles

Related service bulletins

Other or unknown: other model years

YearComplaintsShare of year
201018%
2009117%
200866%
200767%
200698%
200545%
200494%
200364%
200282%
200115%
200043%
199911%
199852%
199721%

Other parts of the 2003 Mercury Mountaineer

Body and structure
59 complaints
Transmission and drivetrain
42 complaints
Electrical system
11 complaints
Brakes
10 complaints
Engine cooling
10 complaints
Suspension
10 complaints
Air bags
9 complaints
Vehicle speed control
9 complaints
Fuel system
7 complaints
Visibility (wipers, defrost, mirrors)
7 complaints
Latches, locks and linkages
6 complaints
Steering
6 complaints

← All problems reported for the 2003 Mercury Mountaineer

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