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1999 Chevrolet Silverado 1500 4.3L Poor Idle Quality
Posted to GM Driveability on 5/21/2003 8 Replies

Vehicle idles anywhere from 700 to 2500 rpm intermittently after throttle opened then closed. When idling high it eventually returns to proper idle setting on it's own if left long enough. No throttle restrictions, freeplay does exist in cable. IAC counts read...

8 Replies Received (View Replies)

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car Vehicle Data

1999 Chevrolet Silverado 1500

VIN 1GCEC14W7X
Engine4.3 L / 6 cyl / GAS
Trans5-speed Standard
DeliveryFI / CSFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality
OccursCold, Hot, Intermittently
Message Closed

car Vehicle Data

1999 Chevrolet Silverado 1500

VIN 1GCEC14W7X
Engine4.3 L / 6 cyl / GAS
Trans5-speed Standard
DeliveryFI / CSFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality
OccursCold, Hot, Intermittently