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2007 Chevrolet C4500 Kodiak C4C042, Fuel Supply Photo
Posted to the Waveform Library on 2/6/2011

If you look where the connector goes into the pump module, that green is copper/corrosion and is shorting the fuel pump supply to the sender ground causing high volts and a fuel level sensor high DTC and/or causing the fuel transfer pump to run, which causes t...

 

car Vehicle Data

2007 Chevrolet C4500 Kodiak C4C042 8.1L

Engine8.1 L / 8 cyl / GAS
Trans0-speed AutomaticTransmission
DeliveryFuel Injection
SubsystemFuel Supply
Component
ConditionKnown Bad

car Vehicle Data

2007 Chevrolet C4500 Kodiak C4C042 8.1L

Engine8.1 L / 8 cyl / GAS
Trans0-speed AutomaticTransmission
DeliveryFuel Injection
SubsystemFuel Supply
Component
ConditionKnown Bad