One problem related to brake abs warning light has been reported for the 2001 GMC Sonoma. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2001 GMC Sonoma based on all problems reported for the 2001 Sonoma.
On several occasions while driving with cruise control on, vehicle went from 70 mph to 40mph. Abs light illuminated, and brakes locked up. Dealer replaced abs module.