V 3500 P/U 4WD V8-350 5.7L (1989)
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Oil Pressure Switch (For Fuel Pump): Testing and Inspection
Refer to DIAGNOSTIC CHARTS/FUEL PUMP RELAY CIRCUIT DIAGNOSIS (CHART A-5), for fuel related oil pressure switch problems.
Oil Pressure Switch (For Fuel Pump): Testing and Inspection
Refer to DIAGNOSTIC CHARTS/FUEL PUMP RELAY CIRCUIT DIAGNOSIS (CHART A-5), for fuel related oil pressure switch problems.