Two problems related to abs brake fail have been reported for the 1997 GMC Suburban. The most recently reported issues are listed below.
Master cylinder had failed 3 times within 1yr. The abs brakes failed to stop vehicle when applied. At dealership at least 8 times for problem. They fixed the brakes each time & they always failed. An ongoing problem. Brakes are still not working appropriately.
Abs brakes failed, vehicle lost control, resulting in a crash/injuries. Dealer also replaced master cylinder.