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1995 Chevrolet K2500 Cheyenne 5.7L Excessive Emissions, Poor Fuel Economy, Extreme Rich Run Con
Posted to GM Driveability on 8/26/2005 7 Replies

Help!!!!! Vehicle came in with the number 2 cylinder intake valve burnt. Removed the head and had machine shop do the repairs. Reassembled motor and now have an extreme rich run.2 sensor is reading well above 900mv at all times. I have checked the PCV system a...

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car Vehicle Data

1995 Chevrolet K2500 Cheyenne

VIN 1GCFK29K4S
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / TBI
EmissionsNot OBD-II Compliant
SymptomsExcessive Emissions, Poor Fuel Economy, Extreme Rich Run Con
OccursAlways
Message Closed w/FIX

car Vehicle Data

1995 Chevrolet K2500 Cheyenne

VIN 1GCFK29K4S
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / TBI
EmissionsNot OBD-II Compliant
SymptomsExcessive Emissions, Poor Fuel Economy, Extreme Rich Run Con
OccursAlways