C 30 1 Ton Pickup 2WD V8-350 5.7L VIN M 4-bbl (1983)
Fig. 10
Rear Wheel Anti-Lock (RWAL) Brake System Code 3 diagnosis. Open dump valve or ECU malfunction
Fig. 10
Rear Wheel Anti-Lock (RWAL) Brake System Code 3 diagnosis. Open dump valve or ECU malfunction