2001 Mercury Mountaineer: Reliability Data

Source: NHTSA — 32 complaints
32
Total Complaints
40,000mi
Median Mileage
STRUCTURE
Top Issue
3
Crash Reports

When Do Complaints Happen?

Distribution of NHTSA complaints by vehicle mileage at time of report.

500 25th Percentile
40,000 Median Mileage
100,000 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

STRUCTURE
2
LATCHES/LOCKS/LINKAGES:DOORS:LATCH
2
SEATS
2
SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP
2
SEAT BELTS:FRONT
1
SUSPENSION:REAR
1
SERVICE BRAKES, HYDRAULIC
1
SUSPENSION
1
ENGINE AND ENGINE COOLING:ENGINE
1
VISIBILITY:REAR WINDOW WIPER/WASHER
1

Severity Assessment

3
Crashes
1
Fires
4
Injuries
0
Deaths

Sample Complaint Reports

"LEFT REAR TIRE FELT WOBBLY WHILE DRIVING UP HILL, THEN EXPLODED, SEPARATING TREAD FROM SIDEWALLS. WAS ABLE TO PULL OVER SAFELY IMMEDIATELY. TIRES WERE INSPECTED DURING OIL CHANGE ABOUT 2 DAYS PRIOR TO INCIDENT. POLICE RESPONDED WHILE I WAS CHANGING TIRE, BUT NO REPORT FILED (BY ME, ANYWAY). REPO..."
"WHEN DRIVING DOWN A HILL, THE REAR END WENT INTO A SPIN, THE MECHANIC TOLD THE CONSUMER TO PUT SOME HEAVY ITEMS IN THE TRUNK TO WAY IT DOWN. *JB"
"VEHICLE'S REAR END "KICKED OUT" COUNTER CLOCKWISE ON STEEP DOWNHILL GRADES. THE CONSUMER WAS INVOLVED IN A SPIN OUT ACCIDENT WHERE THE REAR END SPUN OUT CLOCKWISE ON A STEEP DOWNHILL GRADE OF SNOW. THE CONSUMER FOUND THE SEAT BELT WAS NOT DESIGNED FOR SMALL FRAMED PEOPLE APPROXIMATELY 5 FEET..."

Source: NHTSA ODI Complaints Database. Names and identifying details omitted.

Data source: View this vehicle on NHTSA.gov | NHTSA ODI Complaints Database. Public domain.

Methodology: Complaint counts and mileage distributions are computed directly from consumer-reported NHTSA complaints. This data represents reported issues, not failure rates — vehicles without complaints are not represented. Full methodology.

Data through: 2026-03-28