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1999 GMC C6500 Topkick C6H042 7.4L Backfire extended cr
Posted to GM Driveability on 7/8/2016 16 Replies

Vehicle came in from another shop with a customer complaint of backfiring and misfires. Other shop could not get vehicle to mis but was able to get backfire to occur. Came to our shop running fine, let sit over night tryed to start in morning vehicle had an ex...

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  Related Documents & Media  1999 GMC C6500 Topkick C6H042

 
Message Closed w/Summary

car Vehicle Data

1999 GMC C6500 Topkick C6H042

VIN 1GDJ6H1D9X
Engine7.4 L / 8 cyl / GAS
DeliveryFuel Injection / SEFI
EmissionsOBD-II Compliant
SymptomsBackfire Extended Cr
OccursCold, Intermittently
Message Closed w/Summary

car Vehicle Data

1999 GMC C6500 Topkick C6H042

VIN 1GDJ6H1D9X
Engine7.4 L / 8 cyl / GAS
DeliveryFuel Injection / SEFI
EmissionsOBD-II Compliant
SymptomsBackfire Extended Cr
OccursCold, Intermittently