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Exterior lightingPart report

2003 GMC Sierra 1500 Exterior lighting Problems

Complaints
2about this part
Share
1%of 180 total for the year
Median mileage
50,422miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 2 complaints about the exterior lighting of the 2003 GMC Sierra 1500, 1% of the 180 complaints for this model year. Where a mileage was given, the median is 50,422 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.

“2003 Gmc sierra truck, steering, has a clunking noise started about 5,000 miles, told by mechanic to take to a dealer, was not the first time he had heard of this problem and was not something he wanted to undertake due to liability, another problem with to much play or (slap) in the drive shaft, took it to dealer they replaced drive shaft, did not solve problem , so apparently they did not know how to solve problem and basically were grabbing at straws, I still have problem, front running lights keep burning out (electrical problem).”

NHTSA complaint #10315609, filed 2010-03, 20,000 miles

“The contact owns a 2003 Gmc SIERRA 1500. The headlights dim and the engine shuts off when the contact depresses the brake pedal. The steering wheel does not move and the contact was almost involved in a crash. The dealer could not determine the cause of the failure. The manufacturer would not assist the dealer in locating the failure. The current and failure mileages were 80,845. Updated 4/2/08 the consumer stated when the engine shuts off and vehicle is still, the steering wheel becomes inoperable. Updated 04/02/08”

NHTSA complaint #10219136, filed 2008-02, 80,845 miles

Related service bulletins

Exterior lighting: other model years

YearComplaintsShare of year
202532%
2024154%
2023112%
202210%
202120%
202031%
2019112%
201831%
201793%
201641%
20159313%
201414820%
201333%
201152%
201021%
200931%
200821%
200721%
200653%
200542%
200431%
200321%
200232%
199812%
199711%

Other parts of the 2003 GMC Sierra 1500

Brakes
105 complaints
Electrical system
43 complaints
Steering
15 complaints
Air bags
7 complaints
Fuel system
7 complaints
Transmission and drivetrain
6 complaints
Body and structure
4 complaints
Visibility (wipers, defrost, mirrors)
4 complaints
Engine
3 complaints
Engine cooling
3 complaints
Other or unknown
2 complaints
Seat belts
2 complaints

← All problems reported for the 2003 GMC Sierra 1500

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