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BrakesPart report

2005 Buick Lesabre Brakes Problems

Complaints
9about this part
Share
12%of 77 total for the year
Median mileage
33,030miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 9 complaints about the brakes of the 2005 Buick Lesabre, 12% of the 77 complaints for this model year. Where a mileage was given, the median is 33,030 miles. 3 of these say a crash was involved, according to the filers.

Fewer than 15 complaints name this part, so treat the figures as a rough indication only.

Example complaints

Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.

“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 properly, instead of slowing down immediately, I discovered I needed to apply at least 2-3 times more pressure (if not more) to get the brakes to slow the vehicle. I encountered this problem for the remainder of the trip whenever I was in wet conditions. …”

NHTSA complaint #10116867, filed 2005-04, 7,300 miles

“2005 Buick Lesabre with 42,330 miles went into the repair shop to have the brakes replaced. Once the brakes were replaced, the mechanic took the car from the repair bay onto the parking lot to check the integrity of the brakes. The mechanic applied a hard braking when the brake pedal went to the floor. Upon inspection of the brake system, it was found that the brake line which goes across the rear of the car from wheel to wheel had rusted through and caused the brake fluid to leak. This brake line was replaced with a new one from wheel to wheel. …”

NHTSA complaint #10360160, filed 2010-10, 42,330 miles

“The contact owns a 2005 Buick Lesabre. The contact stated that after releasing the accelerator pedal, the vehicle suddenly accelerated without any warning. The contact stated that as a result of the failure she crashed into another vehicle. The dealer and the manufacturer were made aware of the problem. There were no injuries. The approximate failure mileage was 39,900.”

NHTSA complaint #10615075, filed 2014-07, 39,000 miles

“The contact owns a 2005 Buick Lesabre. The contact stated that while driving 25 MPH, the brake light warning indicator illuminated. The vehicle was taken to the dealer for diagnostic testing and the mechanic stated that the master cylinder had to be replaced. The vehicle was not repaired. The manufacturer was notified. The failure mileage was 27,059. The current mileage was 27,090. ....updated 10-21-13 the consumer was offered 1,000 dollars toward a new GM vehicle instead of a repair. The consumer declined.”

NHTSA complaint #10543800, filed 2013-09, 27,059 miles

“The contact stated while driving 20 MPH the brakes suddenly failed. There were no warning lights prior to the incident. The brake pedal was hanging loose and was inoperable. The vehicle was towed to a dealership. The rod connecting the brake pedal to the master cylinder was misaligned. The dealership determined this happened at the factory and informed the contact they had never seen anything like it. The service dealer repaired the vehicle by replacing several unknown brake components. Updated 6-12-2006. The consumer reported the failure to the manufacturer. …”

NHTSA complaint #10158656, filed 2006-05, 5,777 miles

Related service bulletins

Brakes: other model years

YearComplaintsShare of year
2005912%
200474%
2003149%
2002186%
2001134%
2000447%
19992010%
1998267%
1997369%
19961313%
19951911%
19943321%
19937036%
19927238%
1991723%
1990715%
1989311%
198815%
198738%
1986213%
1985120%

Other parts of the 2005 Buick Lesabre

Electrical system
25 complaints
Transmission and drivetrain
8 complaints
Air bags
5 complaints
Engine
5 complaints
Fuel system
5 complaints
Suspension
5 complaints
Tires
5 complaints
Exterior lighting
4 complaints
Other or unknown
4 complaints
Steering
4 complaints
Vehicle speed control
4 complaints
Seat belts
3 complaints

← All problems reported for the 2005 Buick Lesabre

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 30, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.

To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology