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2001 Chevrolet Silverado 2500 HD, Vacuum/Pressure/Flow Scandata
Posted to the Waveform Library on 5/3/2007

This shows full throttle, and actual fuel rail pressure is less than desired fuel rail pressure. But, if you notice the blip when the throttle is released, the fuel rail pressure rises due to the reduced demand from the injectors. The fuel injection pump canno...

 

car Vehicle Data

2001 Chevrolet Silverado 2500 HD 6.6L

VIN 1GCHK291X1
Engine6.6 L / 8 cyl / DIESEL
Trans5-speed AutomaticTransmission (Electronic)
DeliveryFuel Injection
SubsystemFuel Supply
Component
ConditionKnown Bad

car Vehicle Data

2001 Chevrolet Silverado 2500 HD 6.6L

VIN 1GCHK291X1
Engine6.6 L / 8 cyl / DIESEL
Trans5-speed AutomaticTransmission (Electronic)
DeliveryFuel Injection
SubsystemFuel Supply
Component
ConditionKnown Bad