Two problems related to brake electric antilock have been reported for the 2004 GMC Sierra 2500. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2004 GMC Sierra 2500 based on all problems reported for the 2004 Sierra 2500.
The contact owns a 2004 GMC Sierra 2500 hd. While driving 30 mph, the brake pedal extended to the floorboard when depressed. The dealer stated that there was rust on the bolt that attached the wheel sensor. As of September 12, 2007, the dealer had not repaired the vehicle. The failure mileage was 40,000 and current mileage was 58,800.
: the contact stated that the vehicle experienced excessive stopping distance while depressing the brake pedal. The dealer could not duplicate the problem.