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International Automotive Technicians Network
2005 Chevrolet Silverado 2500 HD 6.0L Misfire, Poor Fuel Economy, MIL Lamp on
Posted to GM Driveability on 10/15/2010 38 Replies

Hello techs, I have a problem that I'm pulling my hair out and could use your help with. This chevy pick up misfires intermittently on cylinders 2,4, and 8. When looking at misfire graph with the tech 2 it mostly misfires on 8 and 4 most of the time intermitte...

38 Replies Received (View Replies)

  Related Documents & Media  2005 Chevrolet Silverado 2500 HD

 
Message Closed w/FIX

car Vehicle Data

2005 Chevrolet Silverado 2500 HD

VIN 1GCH1629VX
Engine6.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMisfire, Poor Fuel Economy, MIL Lamp On
OccursCold, Hot, Under Load, on Decel, on Accel, Cruise, Idle, Intermittently

Trouble Codes

P0300Multiple Misfire Detected
Message Closed w/FIX

car Vehicle Data

2005 Chevrolet Silverado 2500 HD

VIN 1GCH1629VX
Engine6.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMisfire, Poor Fuel Economy, MIL Lamp On
OccursCold, Hot, Under Load, on Decel, on Accel, Cruise, Idle, Intermittently

Trouble Codes

P0300Multiple Misfire Detected