1991 Buick Lesabre: Reliability Data

Source: NHTSA — 46 complaints
46
Total Complaints
96,000mi
Median Mileage
ELECTRICAL SYSTEM:IGNITION
Top Issue
1
Crash Reports

When Do Complaints Happen?

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

90,600 25th Percentile
96,000 Median Mileage
96,000 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

ELECTRICAL SYSTEM:IGNITION
5
SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC
3
ELECTRICAL SYSTEM:IGNITION:MODULE
3
ENGINE AND ENGINE COOLING:ENGINE:GASOLINE
3
TIRES
2
SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS
2
FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY
2
POWER TRAIN:AUTOMATIC TRANSMISSION
2
ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR
2
SEATS
2

Severity Assessment

1
Crashes
3
Fires
3
Injuries
0
Deaths

Sample Complaint Reports

"ASK FOR EXT 233. VEHICLE STALLS IN TRAFFIC. TT"
"LIGHTS COME ON WHEN DRIVING VEHICLE. TT"
"STEERING WHEEL LOCKS UP. 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