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1997 Chevrolet K1500 Cheyenne 5.7L Misfire, MIL Lamp on
Posted to GM Driveability on 10/22/2002 12 Replies

I am posting this for another tech in the shop. Since I took the teaching job in the mornings at the local high school I don't get to work on the basket cases any more.

We have been dealing with this truck of and on for this problem since January and 96K mile...

12 Replies Received (View Replies)

  Related Documents & Media  1997 Chevrolet K1500 Cheyenne

 
Message Closed w/Summary

car Vehicle Data

1997 Chevrolet K1500 Cheyenne

VIN 2GCEK19R7V
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMisfire, MIL Lamp On
OccursOn Decel, Intermittently

Trouble Codes

P0303Cylinder 3 Misfire Detected
P0304Cylinder 4 Misfire Detected
P0430Catalyst Efficiency Below Threshold (Bank 2)
Message Closed w/Summary

car Vehicle Data

1997 Chevrolet K1500 Cheyenne

VIN 2GCEK19R7V
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMisfire, MIL Lamp On
OccursOn Decel, Intermittently

Trouble Codes

P0303Cylinder 3 Misfire Detected
P0304Cylinder 4 Misfire Detected
P0430Catalyst Efficiency Below Threshold (Bank 2)