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1994 Chevrolet C1500 5.7L Poor Idle Quality, Surge
Posted to GM Driveability on 4/17/2007 7 Replies

This truck came in with a rolling idle up and down. Fuel trim readings and O2 readings indicate rich condition. Can unplug 1 of the injectors, idle stabilizes and O2 reading drop. So replaced injectors, check distributor stator for cracks, looseness, all ok. C...

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car Vehicle Data

1994 Chevrolet C1500

VIN 2GTEC19K9R
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / TBI
SymptomsPoor Idle Quality, Surge
OccursAlways
Message Closed w/FIX

car Vehicle Data

1994 Chevrolet C1500

VIN 2GTEC19K9R
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / TBI
SymptomsPoor Idle Quality, Surge
OccursAlways