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1997 Chevrolet K1500 5.7L Excessive Emissions, Poor Idle Quality
Posted to GM Driveability on 11/1/2005 17 Replies

Hello all This truck came in running very fat. The map was out of range 2.5 volts. Replaced and now runs 1.0-1.3. Tried another mass air flow which runs about 8.7 volts on a hot engine. Replace the pressure reg since fuel pressre was at 75 psi. That made a big...

17 Replies Received (View Replies)

  Related Documents & Media  1997 Chevrolet K1500

 
Message Closed w/FIX

car Vehicle Data

1997 Chevrolet K1500

VIN 1GBEK19R7V
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / sefi
EmissionsOBD-II Compliant
SymptomsExcessive Emissions, Poor Idle Quality
OccursAlways
Message Closed w/FIX

car Vehicle Data

1997 Chevrolet K1500

VIN 1GBEK19R7V
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / sefi
EmissionsOBD-II Compliant
SymptomsExcessive Emissions, Poor Idle Quality
OccursAlways