ABS LOCK UP REAR BREAKS GET SO HOT THEY SMOKE CANT EVEN DRIVE AROUND CORNER
ABS LIGHT ON DRIVE DOWN THE BLOCK AND THEY LOCK UP TO WHERE THEY GET SO HOT on 1990 Ford Bronco
worn out calipers possibly. the break fluid may be do for a flush. could be a collapsed break line(this may keep brakes from functioning properly). don't ignore your breaks man, they are important. get a mechanic to look at them.