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2002 Chevrolet Astro LS 4.3L Poor Idle Quality, Surge, accelerate by itself
Posted to GM Driveability on 9/18/2008 5 Replies

Hello everyone, we have this van, has a weird problem, It will idle normally, however if I am at a stop, and take my foot off the brake, it will start to move like normal, but after a couple of seconds it will start to slowly speed up on it's own. It will actu...

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  Related Documents & Media  2002 Chevrolet Astro LS

 
Message Closed w/FIX

car Vehicle Data

2002 Chevrolet Astro LS

VIN 1GNDM19X72
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Surge, Accelerate by Itself
OccursAlways, Idle

Trouble Codes

P0507Idle Speed Control System Higher Than Expected
Message Closed w/FIX

car Vehicle Data

2002 Chevrolet Astro LS

VIN 1GNDM19X72
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Surge, Accelerate by Itself
OccursAlways, Idle

Trouble Codes

P0507Idle Speed Control System Higher Than Expected