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2004 Chevrolet Silverado 3500 6.0L Misfire, MIL Lamp on
Posted to GM Driveability on 4/7/2010 10 Replies

Hi Folks! Ok truck came in missfiring on #2 and #7 cylinders. Checked for spark and fuel and injector pulse...all good! Put in new plugs wires and 2 coils....still missfires 2 and 7. Checked compression on 2,7 and 1 all 165 to 170 lbs. did leak down test on 2 ...

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  Related Documents & Media  2004 Chevrolet Silverado 3500

 
Message Closed w/FIX

car Vehicle Data

2004 Chevrolet Silverado 3500

VIN 1GBJC39U24
Engine6.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMisfire, MIL Lamp On
OccursAlways
Misc.2 Wheel Drive

Trouble Codes

P0302Cylinder 2 Misfire Detected
P0307Cylinder 7 Misfire Detected
Message Closed w/FIX

car Vehicle Data

2004 Chevrolet Silverado 3500

VIN 1GBJC39U24
Engine6.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMisfire, MIL Lamp On
OccursAlways
Misc.2 Wheel Drive

Trouble Codes

P0302Cylinder 2 Misfire Detected
P0307Cylinder 7 Misfire Detected