One problem related to service brakes has been reported for the 1999 GMC Sierra 3500. The most recently reported issues are listed below.
The vehicle failed to stop when the brakes were applied. Ph.
| Brake Electric Antilock problems | |
| Brake Hoses, Lines/piping, And Fittings problems | |
| Brake Disc Pads problems | |
| Service Brakes problems |