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1994 Chevrolet G20 Sportvan 5.7L Lacks Power
Posted to GM Driveability on 12/13/2006 19 Replies

vehicle lacks power. timing on scan tool is always 20*. have tried advancing base timing 4*-6* with no change. have monitored knock sensor and even disconnected-no change. fuel pressure 14 psi all the time even driving down road so don't think fuel issue. back...

19 Replies Received (View Replies)

  Related Documents & Media  1994 Chevrolet G20 Sportvan

 
Message Closed w/Summary

car Vehicle Data

1994 Chevrolet G20 Sportvan

VIN 1GBEG25K0R
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / tbi
SymptomsLacks Power
OccursAlways, Under Load
Misc.5.7K Engine
Message Closed w/Summary

car Vehicle Data

1994 Chevrolet G20 Sportvan

VIN 1GBEG25K0R
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / tbi
SymptomsLacks Power
OccursAlways, Under Load
Misc.5.7K Engine