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2004 Chevrolet Silverado 2500 HD 6.0L Hesitation, Misfire, MIL Lamp on
Posted to GM Driveability on 10/3/2009 16 Replies

checking out for a friend. just bought the truck. service engine soon light comes on and usually flashes when cruising on highway (60 - 70 mph) or under light acceleration. misfires gets worse under hard acceleration. in the shop everything checks out ok - no ...

16 Replies Received (View Replies)

  Related Documents & Media  2004 Chevrolet Silverado 2500 HD

 
Message Closed w/FIX

car Vehicle Data

2004 Chevrolet Silverado 2500 HD

VIN 1GCHK29U54
Engine6.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsHesitation, Misfire, MIL Lamp On
OccursHot, Under Load, Cruise

Trouble Codes

P0300Multiple Misfire Detected
Message Closed w/FIX

car Vehicle Data

2004 Chevrolet Silverado 2500 HD

VIN 1GCHK29U54
Engine6.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsHesitation, Misfire, MIL Lamp On
OccursHot, Under Load, Cruise

Trouble Codes

P0300Multiple Misfire Detected