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2002 Chevrolet Express 3500 5.7L Misfire
Posted to GM Driveability on 6/24/2013 32 Replies

Hey guys i have p0300 then codes for misfire cylinders 5,7 8 i pulled plugs all black carbon compression in 5,7 go to 150 then after it leaks right to 0 trying to get at 8 now any suggestions? thank you

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  Related Documents & Media  2002 Chevrolet Express 3500

 
Message Closed w/Summary

car Vehicle Data

2002 Chevrolet Express 3500

VIN 1GBJG31R32
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMisfire
OccursAlways

Trouble Codes

300Mifire
Message Closed w/Summary

car Vehicle Data

2002 Chevrolet Express 3500

VIN 1GBJG31R32
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMisfire
OccursAlways

Trouble Codes

300Mifire