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2006 Chevrolet Silverado 2500 HD LS 6.0L Poor Idle Quality, Misfire
Posted to GM Driveability on 9/29/2009 8 Replies

Ok chev. buffs,this problem occurs mostly on start ups sometimes when just @ [...] side all 4 cyls. drop out. it has injector pulse, when i go to check spark problem goes away [...] fine, when you turn eng. off then start it runs fine also.

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  Related Documents & Media  2006 Chevrolet Silverado 2500 HD LS

 
Message Closed w/FIX

car Vehicle Data

2006 Chevrolet Silverado 2500 HD LS

VIN 1GCHC24U11
Engine6.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / vortech
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Misfire
OccursIntermittently

Trouble Codes

P0300Multiple Misfire Detected
Message Closed w/FIX

car Vehicle Data

2006 Chevrolet Silverado 2500 HD LS

VIN 1GCHC24U11
Engine6.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / vortech
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Misfire
OccursIntermittently

Trouble Codes

P0300Multiple Misfire Detected