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Code 2: Open Isolation Valve or ECU Malfunction|Page 8069 > < Brake Proportioning/Combination Valve|Description and Operation|Page 8064

K 2500 Truck 4WD V8-454 7.4L (1988)

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Code 2 Diagnosis (Open Isolation Valve Or ECU Malfunction)

Code 2: Open Isolation Valve or ECU Malfunction|Page 8069 > < Brake Proportioning/Combination Valve|Description and Operation|Page 8064