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1991 Chevrolet Corvette 5.7L Poor Idle Quality, Surge
Posted to GM Driveability on 2/24/2000 1 Reply

Hi, everyone! Got one here that has exceeded its MDL (maximum desperation limit). The dang thing has a rolling surge at idle ([...]) the IAC (replaced) is 67 and makes no attempt to control the idle. The really odd data is the block and integrator, B=1...

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  Related Documents & Media  1991 Chevrolet Corvette

 
Message Closed w/FIX

car Vehicle Data

1991 Chevrolet Corvette

VIN 1G1YY238XM
Engine5.7 L / 8 cyl
EmissionsCAL
SymptomsPoor Idle Quality, Surge
OccursAlways, Hot, Idle
Message Closed w/FIX

car Vehicle Data

1991 Chevrolet Corvette

VIN 1G1YY238XM
Engine5.7 L / 8 cyl
EmissionsCAL
SymptomsPoor Idle Quality, Surge
OccursAlways, Hot, Idle