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1999 Chevrolet Silverado 1500, Vacuum/Pressure/Flow Waveform
Posted to the Waveform Library on 11/22/2004

Back pressure was anywhere from 15 to 23 PSI at idle. At snap it hit 37 PSI then it blew the test hose off.

 

car Vehicle Data

1999 Chevrolet Silverado 1500 5.3L

Engine5.3 L / 8 cyl / GAS
Trans4-speed AutomaticTransmission (Electronic)
DeliveryFuel Injection
SubsystemEngine/Propulsion
Component
ConditionKnown Bad

car Vehicle Data

1999 Chevrolet Silverado 1500 5.3L

Engine5.3 L / 8 cyl / GAS
Trans4-speed AutomaticTransmission (Electronic)
DeliveryFuel Injection
SubsystemEngine/Propulsion
Component
ConditionKnown Bad