Suburban 3/4 Ton 4WD V8-350 5.7L (1985)
![background image](/gmc/suburban_3/4_ton_4wd/v8-350_5.7l/Page-1188004.png)
Fig. 9
Rear Wheel Anti-Lock (RWAL) Brake System Code 2 diagnosis. Open isolation valve or ECU malfunction
Fig. 9
Rear Wheel Anti-Lock (RWAL) Brake System Code 2 diagnosis. Open isolation valve or ECU malfunction