ABS Warning Light On and/or Erratic ABS Operation on GMC 3500 Pickup

Problem Description and Possible Solution

The anti-lock brake system (ABS) front wheel speed sensors are prone to failure. When a sensor fails, the ABS warning light may illuminate and/or the ABS system may activate erratically.

Problem Data
RepairPal Verified
Average mileage: (–)
11 model years affected: 1990, 1991, 1992, 1993, more1994, 1995, 1996, 1997, 1998, 1999, 2000
11 people reported this problem