Table 1 shows 15 common service brakes related problems of the 2003 GMC Sierra 2500. The number one most common problem is related to the brake hoses, lines/piping, and fittings (27 problems). The second most common problem is related to the service brakes (six problems).
Brake line rusted through and lost all braking capability. Luckly it happened pulling into my driveway and not on the highway! fuel lines rusted through and leaking fuel puddling onto the ground. Read details...
Came to intersection for turn, broke and pedal went to floor Read details...
I was moving the vehicle in the driveway when the break pedal went to the floor. The truck stopped so I got out and looked under it and saw break fluid pouring out of a break line that had completely rusted through. Read details...