S10/T10 Blazer 4WD L4-119 1.9L VIN A 2-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