K 2500 Truck 4WD V8-379 6.2L DSL VIN J FI (1985)
Fig. 14
Rear Wheel Anti-Lock (RWAL) Brake System Code 7 diagnosis. Shorted isolation valve or faulty ECU
Fig. 14
Rear Wheel Anti-Lock (RWAL) Brake System Code 7 diagnosis. Shorted isolation valve or faulty ECU