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1989 Chevrolet C2500 Cheyenne, FP Waveform
Posted to the Waveform Library on 1/12/2001

Vantage capture using a 100PSI pressure probe monitoring fuel pressure while snapping the throttle. Fuel pressure spec is 9-13 PSI. Nominal pressure was low and the throttle snap confirmed the lack of available volumeas witnessed by the pressure drop of 2.8 PS...

 

car Vehicle Data

1989 Chevrolet C2500 Cheyenne 5.0L

VIN 2GTFC29H5K
Engine5.0 L / 8 cyl / GAS
Trans4-speed AutomaticTransmission
DeliveryFuel Injection
SubsystemFuel Supply
Component
ConditionKnown Bad

car Vehicle Data

1989 Chevrolet C2500 Cheyenne 5.0L

VIN 2GTFC29H5K
Engine5.0 L / 8 cyl / GAS
Trans4-speed AutomaticTransmission
DeliveryFuel Injection
SubsystemFuel Supply
Component
ConditionKnown Bad