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1988 Chevrolet R30 Silverado 7.4L Poor Idle Quality
Posted to GM Driveability on 6/9/2005 16 Replies

hi guy, i have a chevy truck that has a high idle([...]) i found the t/b adapter base gasket leaking, so i replaced both and the idle is still high. i smoked it again and could not find any more leaks. i then removed the idle air motor to find that it was not ...

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  Related Documents & Media  1988 Chevrolet R30 Silverado

 
Message Closed w/FIX

car Vehicle Data

1988 Chevrolet R30 Silverado

VIN 1GCHR33N5J
Engine7.4 L / 8 cyl / GAS
Trans3-speed Automatic
DeliveryFI / tbi
Emissionsca emissions, obdl
SymptomsPoor Idle Quality
OccursAlways, Hot, Idle
Message Closed w/FIX

car Vehicle Data

1988 Chevrolet R30 Silverado

VIN 1GCHR33N5J
Engine7.4 L / 8 cyl / GAS
Trans3-speed Automatic
DeliveryFI / tbi
Emissionsca emissions, obdl
SymptomsPoor Idle Quality
OccursAlways, Hot, Idle