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1989 Chevrolet R2500 Suburban Scottsdale 5.7L Poor Idle Quality
Posted to GM Driveability on 5/14/2004 7 Replies

Start up idle normal. IAC about 15, place into gear, IAC climbs to 110, RPMs go to 750. When placed back into park, RPMs goto 1500, IAC stays at 110. Shut off engine, let set for a few minutes, refire engine, and idle returns to normal, until placed back into ...

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car Vehicle Data

1989 Chevrolet R2500 Suburban Scottsdale

VIN 1GNGR26N0K
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFI / TBI
EmissionsUS FEDERAL EMMISSIONS
SymptomsPoor Idle Quality
OccursIdle in Gear
Message Closed w/FIX

car Vehicle Data

1989 Chevrolet R2500 Suburban Scottsdale

VIN 1GNGR26N0K
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFI / TBI
EmissionsUS FEDERAL EMMISSIONS
SymptomsPoor Idle Quality
OccursIdle in Gear