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1998 Chevrolet C2500 Cheyenne 5.7L Hesitation, Surge, Misfire
Posted to GM Driveability on 11/5/2008 4 Replies

Number 3 clyinder miss going down road and feels like the truck is surging. Fuel trims are good only about 2% either way while driving and at idle. If you command egr off when driving miss goes away. So i pulled upper intake off every thing looks fine, egr por...

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car Vehicle Data

1998 Chevrolet C2500 Cheyenne

VIN 1GCGC24R7W
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / CFI
EmissionsOBD-II Compliant
SymptomsHesitation, Surge, Misfire
OccursCruise, Intermittently
Message Closed w/FIX

car Vehicle Data

1998 Chevrolet C2500 Cheyenne

VIN 1GCGC24R7W
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / CFI
EmissionsOBD-II Compliant
SymptomsHesitation, Surge, Misfire
OccursCruise, Intermittently