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2006 GMC Yukon XL 1500 SLT 5.3L Misfire
Posted to GM Driveability on 9/19/2012 17 Replies

This truck has a misfire on no.1 and 8 cyls.. It misses on No. 1 all the time and No. 8 most of the time. This truck has no apparent vacuum leak with carb spray or smoke machine. Misfire starts right after truck is running and does not change with rpm or load....

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  Related Documents & Media  2006 GMC Yukon XL 1500 SLT

 
Message Closed w/Summary

car Vehicle Data

2006 GMC Yukon XL 1500 SLT

VIN 3GKFK16Z06
Engine5.3 L / 8 cyl / FLEX
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / efi
EmissionsOBD-II Compliant
SymptomsMisfire
OccursAlways

Trouble Codes

P0300Multiple Misfire Detected
Message Closed w/Summary

car Vehicle Data

2006 GMC Yukon XL 1500 SLT

VIN 3GKFK16Z06
Engine5.3 L / 8 cyl / FLEX
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / efi
EmissionsOBD-II Compliant
SymptomsMisfire
OccursAlways

Trouble Codes

P0300Multiple Misfire Detected