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1989 Chevrolet K1500 Cheyenne 5.7L Poor Idle Quality, Surge
Posted to GM Driveability on 5/6/2003 20 Replies

Hello fellow techs! This chevy truck has us going in circles because of a high (1000rpm)idle,off idle surge and high IAC [...] tuneup was done a week [...] scanned the IAC count was 65 and RPM 1050 and block learn at 112. The truck will do all in it's power to...

20 Replies Received (View Replies)

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car Vehicle Data

1989 Chevrolet K1500 Cheyenne

VIN [No VIN Available]
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFI / throttle body injection
EmissionsOBD!
SymptomsPoor Idle Quality, Surge
OccursAlways, Cruise
Message Closed w/FIX

car Vehicle Data

1989 Chevrolet K1500 Cheyenne

VIN [No VIN Available]
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFI / throttle body injection
EmissionsOBD!
SymptomsPoor Idle Quality, Surge
OccursAlways, Cruise