2003 Mitsubishi Montero: Reliability Data

Source: NHTSA — 53 complaints
53
Total Complaints
67,000mi
Median Mileage
SERVICE BRAKES, HYDRAULIC
Top Issue
6
Crash Reports

When Do Complaints Happen?

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

19,000 25th Percentile
67,000 Median Mileage
114,000 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

SERVICE BRAKES, HYDRAULIC
5
SERVICE BRAKES
5
AIR BAGS
3
ELECTRICAL SYSTEM
3
POWER TRAIN
3
FUEL SYSTEM, GASOLINE:STORAGE
2
SUSPENSION
2
POWER TRAIN:AUTOMATIC TRANSMISSION
2
ENGINE AND ENGINE COOLING
2
FUEL SYSTEM, GASOLINE
2

Severity Assessment

6
Crashes
1
Fires
4
Injuries
0
Deaths

Sample Complaint Reports

"AN ELECTRICAL SYSTEM FAILURE WAS CAUSING ALL ELECTRICAL OPERATED COMPONENTS TO MALFUNCTION OR INOPERATIVE. FOR EXAMPLE, AUTOMATIC DOOR LOCKS/INTERIOR LIGHTS/RADIO AND ETC. THE CAUSE OF THE FAILURE HAD NOT BEEN DETERMINED ALTHOUGH VEHICLE HAD BEEN SERVICED SEVERAL TIMES FOR THIS PROBLEM.*AK"
"AN ELECTRICAL SYSTEM FAILURE WAS CAUSING ALL ELECTRICAL OPERATED COMPONENTS TO MALFUNCTION OR INOPERATIVE. FOR EXAMPLE, AUTOMATIC DOOR LOCKS/INTERIOR LIGHTS/RADIO AND ETC. THE CAUSE OF THE FAILURE HAD NOT BEEN DETERMINED ALTHOUGH VEHICLE HAD BEEN SERVICED SEVERAL TIMES FOR THIS PROBLEM.*AK"
"AN ELECTRICAL SYSTEM FAILURE WAS CAUSING ALL ELECTRICAL OPERATED COMPONENTS TO MALFUNCTION OR INOPERATIVE. FOR EXAMPLE, AUTOMATIC DOOR LOCKS/INTERIOR LIGHTS/RADIO AND ETC. THE CAUSE OF THE FAILURE HAD NOT BEEN DETERMINED ALTHOUGH VEHICLE HAD BEEN SERVICED SEVERAL TIMES FOR THIS PROBLEM.*AK"

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