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BrakesPart report

2004 Pontiac Bonneville Brakes Problems

Complaints
3about this part
Share
11%of 28 total for the year
Median mileage
43,000miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 3 complaints about the brakes of the 2004 Pontiac Bonneville, 11% of the 28 complaints for this model year. Where a mileage was given, the median is 43,000 miles.

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.

“Component failure-gauge cluster panel-2004 Pontiac Bonneville se 1. Failure - temp gauge failures prompted a computer check engine reading that stated the temp sending unit was probable cause. Dealer ewing buick-Pontiac did not have part, referred to reliable chevrolet who sold us the part as specified in tech pub but was not the correct sending unit. Compared the old one to another year model and located an identical sending unit within 48 hours but this did not fix the temp gauge. …”

NHTSA complaint #10175020, filed 2006-12, 43,000 miles

“The contact owns a 2004 Pontiac Bonneville. While backing out of the driveway at 5 MPH, the brake pedal extended to the floor and dangled when it was depressed. There was no resistance in the brakes. The vehicle continued moving, jumped a curb, and landed in her neighbor's yard. The vehicle was towed to a private mechanic. The cause of the failure was a failed pedal assembly retainer clip, which was replaced. The current mileage was 40,078 and failure mileage was 40,023. Updated 11/29/07.”

NHTSA complaint #10209006, filed 2007-11, 40,023 miles

Related service bulletins

Brakes: other model years

YearComplaintsShare of year
2004311%
200324%
200244%
200197%
2000167%
199996%
199873%
1997128%
199675%
19952510%
19941011%
19934533%
19924641%
1991627%
19901744%
1989932%
198816%
198715%

Other parts of the 2004 Pontiac Bonneville

Electrical system
11 complaints
Steering
8 complaints
Transmission and drivetrain
3 complaints
Air bags
2 complaints
Engine cooling
2 complaints
Wheels
2 complaints
Equipment
1 complaints
Fuel system
1 complaints
Latches, locks and linkages
1 complaints
Other or unknown
1 complaints
Seat belts
1 complaints
Body and structure
1 complaints

← All problems reported for the 2004 Pontiac Bonneville

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 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