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1997 Chevrolet Express 2500 5.0L Excessive Emissions, Misfire, Poor Fuel Economy, MIL Lamp on
Posted to GM Driveability on 6/22/2007 11 Replies

P0300B..MISSFIRE DETECTED .this vehicle came in with a missfire and white smoke coming out tailpipe gas fumes from unburnt fuel .it is overfueling #8 cyl bad #2and #4 also have a miss detected . o2 sensors stay in rich position .long and short term fuel trim a...

11 Replies Received (View Replies)

  Related Documents & Media  1997 Chevrolet Express 2500

 
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car Vehicle Data

1997 Chevrolet Express 2500

VIN 1GCFG25M8V
Engine5.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsExcessive Emissions, Misfire, Poor Fuel Economy, MIL Lamp On
OccursAlways
Message Closed w/FIX

car Vehicle Data

1997 Chevrolet Express 2500

VIN 1GCFG25M8V
Engine5.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsExcessive Emissions, Misfire, Poor Fuel Economy, MIL Lamp On
OccursAlways