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1988 GMC K1500 Sierra SLE 5.7L Poor Idle Quality
Posted to GM Driveability on 3/26/2001

The throttle plates on this vehicle have excessive play due to worn bushings, causing throttle plates to hang up and giving a high idle, also gas pedal is hard to push down. I know on quadrajets there is a company that makes a kit to re-bush the base plate. Do...

  Related Documents & Media  1988 GMC K1500 Sierra SLE

 
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car Vehicle Data

1988 GMC K1500 Sierra SLE

VIN 1GTDK14K0J
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFI / TBI
EmissionsOBDI
SymptomsPoor Idle Quality
OccursIdle
Message Closed

car Vehicle Data

1988 GMC K1500 Sierra SLE

VIN 1GTDK14K0J
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFI / TBI
EmissionsOBDI
SymptomsPoor Idle Quality
OccursIdle