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1989 Chevrolet R2500 Suburban Scottsdale 7.4L High Idle
Posted to GM Driveability on 2/14/2001

Hello fellow Techs.

This one has us pulling out grey hairs!

The Suburban originaly came to our shop with a siezed engine due loos of oil from the oil cooler. We replaced the engnige with a reman longblock... runs fine for 2-3 weeks

The problem is HIGH IDLE ...

  Related Documents & Media  1989 Chevrolet R2500 Suburban Scottsdale

 
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car Vehicle Data

1989 Chevrolet R2500 Suburban Scottsdale

VIN 1GNGR26N8K
Engine7.4 L / 8 cyl / GAS
Trans3-speed Automatic
DeliveryFI / TBI
EmissionsCA
SymptomsHigh Idle
OccursAlways, Idle
Misc.New Engine
Message Closed w/FIX

car Vehicle Data

1989 Chevrolet R2500 Suburban Scottsdale

VIN 1GNGR26N8K
Engine7.4 L / 8 cyl / GAS
Trans3-speed Automatic
DeliveryFI / TBI
EmissionsCA
SymptomsHigh Idle
OccursAlways, Idle
Misc.New Engine