One problem related to service brakes has been reported for the 1998 GMC Sierra 3500. The most recently reported issues are listed below.
Consumer stated that when trying to apply the brakes the brake pedal would go to the floor causing the vehicle to have extended stopping distance. Dealer notified ts.
| Brake Drum problems | |
| Brakes Failed problems | |
| Service Brakes problems | |
| Brake Light On problems |