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Exterior lightingPart report

2004 Buick Regal Exterior lighting Problems

Complaints
1about this part
Share
2%of 66 total for the year
Median mileage
114,000miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 1 complaints about the exterior lighting of the 2004 Buick Regal, 2% of the 66 complaints for this model year. Where a mileage was given, the median is 114,000 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.

“The contact owns a 2004 Buick Regal. The contact stated that the headlights failed to work. The multifunction lever headlight button had to be held in order for the high beam headlights to work. In addition, the low beam headlights would not operate. The vehicle was taken to the dealer, but the failure could not be duplicated. The vehicle was not repaired. The manufacturer was notified of the failure. The approximate failure mileage was 114,000.”

NHTSA complaint #10870393, filed 2016-05, 114,000 miles

Related service bulletins

Exterior lighting: other model years

YearComplaintsShare of year
2017210%
2016615%
2015824%
201438%
20133741%
20123336%
20113814%
200412%
200355%
200265%
200163%
200074%
199973%
1998227%
199786%
199642%
199532%
199498%
199334%
199253%
199184%
199023%
198944%
198843%

Other parts of the 2004 Buick Regal

Electrical system
35 complaints
Engine
18 complaints
Engine cooling
8 complaints
Steering
6 complaints
Electronic stability control
5 complaints
Brakes
4 complaints
Other or unknown
3 complaints
Transmission and drivetrain
3 complaints
Suspension
2 complaints
Vehicle speed control
2 complaints
Visibility (wipers, defrost, mirrors)
2 complaints
Air bags
1 complaints

← All problems reported for the 2004 Buick Regal

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