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2005 GMC Yukon Question: Seems when the engine gets warm, it starts to misfire.. not transmission.

 

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tracyras, Pacific Palisades, CA, April 22, 2012, 11:29
 Rookie

been to several mechanics and the dealer. only happens when engine is warm, then is misfires, lurches.. like timing maybe off? Spark plugs misfiring? help

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  • Answer #1

    chinasinoy April 22, 2012, 18:12
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     Journeyman

    Engine overheating, high temperature vapor lock

    Recommendations loosen point of the main needle, then appropriate adjustments to be speed and vice needle.

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