GMC Sierra 1500 owners have reported 1 problem related to power assist brake vacuum hoses, lines/piping, and fittings (under the service brakes category). The most recently reported issues are listed below. Also please check out the statistics and reliability analysis of GMC Sierra 1500 based on all problems reported for the Sierra 1500.
The contact owns a 2000 GMC Sierra 1500. The contact was driving 30 mph when the abs light illuminated. When depressed, the brakes would fall much farther into the floorboard than usual. The dealer replaced the speed sensor yet the abs warning light illuminated immediately following repairs. The dealer then advised that the failure could be caused by a faulty valve or module. The manufacturer would not provide any assistance. The vehicle was not further repaired. The failure mileage was 80,000. The consumer stated he spent over $3000 on the brake module and brake lines which were rusted. Updated 12/22/10.
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