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2004 Chevrolet Express 3500 6.0L Misfire, MIL Lamp on
Posted to GM Driveability on 7/15/2007 16 Replies

hey guys. i am thinking i have a valve prob here? has any one run in to carbon build up on valve stems that keep them from closing? i have 130 lb on a crank comp test , and on a run test 0 lb with an ocational bounce in press. to 50 lb. when i rev it it will b...

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  Related Documents & Media  2004 Chevrolet Express 3500

 
Message Closed w/FIX

car Vehicle Data

2004 Chevrolet Express 3500

VIN 1GBHG31U44
Engine6.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / PORT
EmissionsOBD-II Compliant
SymptomsMisfire, MIL Lamp On
OccursUnder Load, Idle
Misc.Dhl Delivery Box Van

Trouble Codes

P0300Multiple Misfire Detected
P0307Cylinder 7 Misfire Detected
Message Closed w/FIX

car Vehicle Data

2004 Chevrolet Express 3500

VIN 1GBHG31U44
Engine6.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / PORT
EmissionsOBD-II Compliant
SymptomsMisfire, MIL Lamp On
OccursUnder Load, Idle
Misc.Dhl Delivery Box Van

Trouble Codes

P0300Multiple Misfire Detected
P0307Cylinder 7 Misfire Detected