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International Automotive Technicians Network
1998 Chevrolet C1500 Cheyenne 5.7L Misfire
Posted to GM Driveability on 3/10/2003 24 Replies

Good evening Techs, Pulling my hair out on this one. I have a misfire on cylinder 3 after being under a load such as climbing a slight grade and leveling off at the top. It does not misfire under a load. Only after you go back to cruise and it will misfire 5 o...

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car Vehicle Data

1998 Chevrolet C1500 Cheyenne

VIN 2GTEC19R1W
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsOBD-II Compliant
SymptomsMisfire
OccursHot, Cruise, Intermittently
Message Closed w/FIX

car Vehicle Data

1998 Chevrolet C1500 Cheyenne

VIN 2GTEC19R1W
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsOBD-II Compliant
SymptomsMisfire
OccursHot, Cruise, Intermittently