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Yukon xl misfire
2005 gmc yukon xl Vin z, was driving up a hill in the mountains here in az started bucking and poping through the exhaust, pulled over shut the truck off waited 5 min ran fine. 4 days later same thing. Went home pulled the plugs they were orange, new plugs wires and mass air flow sensor, new...- duner03
- Thread
- lean misfire
- Replies: 10
- Forum: Engine & Drivetrain
