"How reliable is the 2005 Buick Lesabre?"

"Based on 95 NHTSA complaints, the 2005 Buick Lesabre has a median complaint mileage of 55000 miles. The most common issue is ELECTRICAL SYSTEM."

"What are common problems with the 2005 Buick Lesabre?"

"The most frequently reported component in NHTSA complaints for the 2005 Buick Lesabre is ELECTRICAL SYSTEM, accounting for a significant portion of the 95 total complaints filed."

2005 Buick Lesabre: Reliability Data

Source: NHTSA — 95 complaints

Total Complaints

55,000mi

Median Mileage

ELECTRICAL SYSTEM

Top Issue

Crash Reports

When Do Complaints Happen?

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

33,029 25th Percentile

55,000 Median Mileage

92,000 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

ELECTRICAL SYSTEM

ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL

AIR BAGS

ENGINE

POWER TRAIN:AUTOMATIC TRANSMISSION

VEHICLE SPEED CONTROL

SERVICE BRAKES

UNKNOWN OR OTHER

EXTERIOR LIGHTING

FUEL SYSTEM, GASOLINE

Severity Assessment

Crashes

Fires

Injuries

Deaths

Sample Complaint Reports

"A SWITCH LABELED "ENG/MET" LOCATED RIGHT NEXT TO THE HEADLIGHT SWITCH CAUSES THE SPEEDOMETER READ APPROXIMATELY DOUBLE YOUR ACTUAL SPEED. IT IS VERY EASY TO ACCIDENTALLY PRESS THIS SWITCH WHEN TURNING ON YOUR LIGHTS, WHICH IS WHAT HAPPENED TO ME THE FIRST DAY I DROVE THIS RENTAL CAR. *JB"

"AFTER BEING REAR ENDED CONSUMER STRUCK HIS HEAD ON THE DASHBOARD. CONSUMER STATED THE FRONT SEAT BELTS WERE VERY LOOSE, AND DID NOT HOLD HIM PROPERLY. THE POLICE DID NOT REPLY.*AK *BF *NM"

"3/17/2005 TRAVELED TO MYRTLE BEACH, SC MOSTLY ON I-95. ON THE WAY I EXPERIENCED PERIODS OF RAIN. THE FIRST TIME I NOTICED A PROBLEM WAS DURING RAIN WHEN ANOTHER VEHICLE CAUSED ME APPLY MY BRAKES IN AN EMERGENCY SITUATION. WHEN I APPLIED FOOT PRESSURE IN THE NORMAL MANNER THE BRAKES DID NOT RESPOND P..."

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