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2004 Chevrolet Silverado 2500 HD 6.0L Poor Idle Quality, MIL Lamp on
Posted to GM Driveability on 3/15/2010 8 Replies

just pulled heads and had plug holes fixed now at idle cylender number 2 and 6 are missing as soon as u come off ide missfire data goes to zero i swaped coils injectors plugs and wires eventthough they are new and there was no change [...] 02s from side to sid...

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  Related Documents & Media  2004 Chevrolet Silverado 2500 HD

 
Message Closed w/FIX

car Vehicle Data

2004 Chevrolet Silverado 2500 HD

VIN 1GBHC24U24
Engine6.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, MIL Lamp On
OccursIdle

Trouble Codes

P0300Multiple Misfire Detected
Message Closed w/FIX

car Vehicle Data

2004 Chevrolet Silverado 2500 HD

VIN 1GBHC24U24
Engine6.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, MIL Lamp On
OccursIdle

Trouble Codes

P0300Multiple Misfire Detected