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1987 Chevrolet Corvette 5.7L Poor Idle Quality
Posted to GM Driveability on 9/29/1998

The owner is concerned with a slightly rough idel in gear at a stop. He also says that the idle was perfect prior to the replacement of the ECM for a code 34. There are no codes and all test and scan tool readings are normal. Feels as if the air fuel mixtu...

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car Vehicle Data

1987 Chevrolet Corvette

VIN 1G1YY2180H
Engine5.7 L / 8 cyl
EmissionsOBD1
SymptomsPoor Idle Quality
OccursAt Idle in Gear
Message Closed

car Vehicle Data

1987 Chevrolet Corvette

VIN 1G1YY2180H
Engine5.7 L / 8 cyl
EmissionsOBD1
SymptomsPoor Idle Quality
OccursAt Idle in Gear