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2007 GMC Yukon XL 1500 Denali 6.2L Misfire
#5 picks up above 750 rpm in gear or above 1000 rpm in neutral. A known good spark plug, plug wire, coil and injector have been tried. The valve springs have been removed and inspected. The valve guides are tight. The intake valve felt gummy when turned by han...
FIX posted 1/15/2015
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Message Closed
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Related Documents & Media | VIN | 1GKFK66837 |
| Engine | 6.2 L / 8 cyl / GAS |
| Trans | 6-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | Misfire |
| Occurs | Idle |
Trouble Codes
| 305 | 5 cylinder misfire |
Message Closed
Vehicle Data
2007 GMC Yukon XL 1500 Denali
| VIN | 1GKFK66837 |
| Engine | 6.2 L / 8 cyl / GAS |
| Trans | 6-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | Misfire |
| Occurs | Idle |
Trouble Codes
| 305 | 5 cylinder misfire |
Video