C 2500 Truck 2WD V8-350 5.7L VIN M 4-bbl (1986)
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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