
1989 Chevrolet R2500 Suburban Silverado 7.4L Fuel Pump
fuel pump keeps running after engine is shut off. Disconnected fuel pump relay and oil pressure switch and the fuel pump continues to run. I then pulled the ECM fuse and it finally shut the fuel pump off. Is this a possible ECM problem?
FIX posted 7/12/2012
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Message Closed
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VIN | 1GNGR66N7K |
Engine | 7.4 L / 8 cyl / GAS |
Trans | 3-speed Automatic |
Delivery | Fuel Injection |
Affected | Fuel Pump |
Message Closed
Vehicle Data
1989 Chevrolet R2500 Suburban Silverado
VIN | 1GNGR66N7K |
Engine | 7.4 L / 8 cyl / GAS |
Trans | 3-speed Automatic |
Delivery | Fuel Injection |
Affected | Fuel Pump |