1991 Jeep Wrangler: Reliability Data

Source: NHTSA — 100 complaints
100
Total Complaints
115,000mi
Median Mileage
ENGINE AND ENGINE COOLING:ENGINE
Top Issue
5
Crash Reports

When Do Complaints Happen?

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

94,000 25th Percentile
115,000 Median Mileage
130,000 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

ENGINE AND ENGINE COOLING:ENGINE
10
FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY
9
PARKING BRAKE:CONVENTIONAL
7
PARKING BRAKE
6
FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP
4
SEAT BELTS:FRONT:BUCKLE ASSEMBLY
4
SEAT BELTS:FRONT:RETRACTOR
4
ELECTRICAL SYSTEM:IGNITION:MODULE
3
POWER TRAIN:AUTOMATIC TRANSMISSION
3
FUEL SYSTEM, GASOLINE
3

Severity Assessment

5
Crashes
3
Fires
0
Injuries
0
Deaths

Sample Complaint Reports

"INTERIOR DOOR HANDLES DO NOT WORK, DRIVER/PASSENGER COULD BE TRAPPED IN AN ACCIDENT. TT AND *AK"
"CONSUMER RECEIVE A RECALL ON THE ELECTRICAL SYSTEM IGNITION HAD IT FIX DROVE CAR TO WORK PARKED IT GOT OUT OF WORK CAR HAD NO POWER. TT"
"SHOULDER BELT RETRACTOR WILL NOT RETRACT TIGHTLY WHEN LEAVING THE VEHICLE, CAUSING THE BELT TO BE CAUGHT INSIDE OF THE DOOR AROUND THE FRAME. TT"

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