G 3500 1 Ton Van V8-350 5.7L VIN L 4-bbl (1985)
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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