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1990 Chevrolet Cavalier 2.2L Poor Idle Quality, IDLES HIGH @ TIMES
Posted to GM Driveability on 3/1/2001

when it idles high, the iac counts are "0" and iac pintle is not seated. have replaced iac, map sensor and test tps sensor. have replaced ecm with know good, and measured resistance in wiring from iac plug to ecm. also had replaced crank sensor tried a differe...

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car Vehicle Data

1990 Chevrolet Cavalier

VIN 1G1JC11G3L
Engine2.2 L / 4 cyl / GAS
Trans5-speed Standard
DeliveryFI / TBI
EmissionsCA EMISSIONS
SymptomsPoor Idle Quality, Idles High @ Times
OccursIntermittently, After Driving 15Minutes
Message Closed w/Summary

car Vehicle Data

1990 Chevrolet Cavalier

VIN 1G1JC11G3L
Engine2.2 L / 4 cyl / GAS
Trans5-speed Standard
DeliveryFI / TBI
EmissionsCA EMISSIONS
SymptomsPoor Idle Quality, Idles High @ Times
OccursIntermittently, After Driving 15Minutes