Three problems related to brake light on have been reported for the 2003 GMC Sierra 1500. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2003 GMC Sierra 1500 based on all problems reported for the 2003 Sierra 1500.
The contact owns a 2003 GMC Sierra 1500. The contact stated that while driving 30 mph, the vehicle failed to respond to deceleration attempts and that the brake warning light illuminated. The contact inspected the brakes and noticed that the failure was due to corrosion. The vehicle was not repaired. The manufacturer was not made aware of the problem. The approximate failure mileage was 150,000. Updated 8/19/cn.
Tl- the contact owns a 2003 GMC Sierra 1500. While driving 40 mph, the brake warning light illuminated when he applied pressure to the brakes. The brake pedal went to the floor and did not idle the vehicle. The vehicle was taken to the dealer who diagnosed the vehicle with rusted brake lines. The manufacturer was not notified of the failure nor was the vehicle repaired. The current and failure mileages were 63,000. Kmj.
While driving home from work, I tried to stop at a stop light. Pushed the brake pedal and it went to the floor. Got it stopped by using the parking brake. Service brake light on. After parking the truck, noticed liquid on driveway. Traced the liquid back to a rusted brake line.