YearToAvoid

Buick LeSabre Best and Worst Years (2005–2006)

No Buick LeSabre year in this 2005-2006 dataset earns an Avoid, Best, or Good verdict since no recall campaigns exist to separate them. The 2005 model year logged 77 complaints with a complaint index of 100, mostly electrical, while 2006 logged just 3 complaints with an index of 0.

Based on NHTSA owner complaints and recalls per model-year, ranked within this model — not a reliability rating. Methodology.

Model years
2
2005–2006
NHTSA complaints
80
Recall campaigns
0
Crashes reported
6
Fires reported
3
Top problem area
Electrical System

LeSabre Complaint Index by year

Higher = more complaints, crashes, fires, injuries, deaths and Do-Not-Drive recalls per year on the road, relative to other years of this model.

Complaint Index by model year (0 = fewest issues, 100 = most)025507510020052006
Complaint Index: 0 = fewest issues, 100 = most, relative to other years of this model. Avoid Caution Good Best

Buick LeSabre problems and recalls by year

YearVerdictIndexComplaintsCrashesFiresRecallsTop issueMPGNCAP
2005No verdict10077630Electrical System21—
2006No verdict03000Electrical System——

Most common Buick LeSabre problems (all years)

Share of NHTSA complaints by component group across all model years.

  1. Electrical System29 (36%)
  2. Suspension, Wheels & Tires12 (15%)
  3. Engine11 (14%)
  4. Brakes9 (11%)
  5. Transmission & Powertrain8 (10%)
  6. Airbags5 (6%)
  7. Fuel System5 (6%)
  8. Other5 (6%)
  9. Structure & Body5 (6%)
  10. Steering4 (5%)

A complaint can list more than one component, so shares add up to more than 100%. Shares are % of complaints.

Frequently asked questions

What year Buick LeSabre should I avoid?
NHTSA data covers only 2005 and 2006, and neither year is flagged as Avoid, Best, or Good since there are no recall campaigns on record. The 2005 model year has far more complaints (77) than 2006 (3).
Is the 2005 Buick LeSabre reliable?
The 2005 LeSabre has a complaint index of 100, the highest in this dataset, with 29 electrical system complaints being the top reported issue. Owners reported failures at a median of 52,000 miles.
Is the 2006 Buick LeSabre reliable?
The 2006 LeSabre has a much lower complaint index of 0 with only 3 total complaints reported to NHTSA, and no crashes, fires, or injuries recorded.
What is the most common problem on the Buick LeSabre?
Across 2005 and 2006, the Electrical System is the top problem area with 29 complaints, making up 36 percent of all reported issues.
Does the Buick LeSabre have any recalls?
NHTSA lists zero recall campaigns for the 2005 and 2006 Buick LeSabre in this dataset.

Sources: NHTSA Office of Defects Investigation complaint and recall databases; U.S. EPA fuel economy data; NHTSA 5-Star Safety Ratings. Complaints are unverified owner reports.

Data updated Sep 24, 2026. Read the methodology and data sources. The Complaint Index is based on NHTSA owner complaints and recalls; it is not a reliability rating.