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2003 Chevrolet Express 3500 6.0L Poor Idle Quality
Posted to GM Driveability on 8/11/2006 3 Replies

we had this truck come in idling very high. we check codes and cleared. truck after clearing codes idle at correct rpm. turned truck to customer. drove a week or two. ran ok. then started back with hi-idle. check with gm and was told that this truck was having...

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  Related Documents & Media  2003 Chevrolet Express 3500

 
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car Vehicle Data

2003 Chevrolet Express 3500

VIN 1GBJG31U73
Engine6.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / tbi
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality
OccursHot, Idle

Trouble Codes

P0507Idle Speed Control System Higher Than Expected
Message Closed

car Vehicle Data

2003 Chevrolet Express 3500

VIN 1GBJG31U73
Engine6.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / tbi
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality
OccursHot, Idle

Trouble Codes

P0507Idle Speed Control System Higher Than Expected