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IAN G SMITH Posted on Oct 30, 2012
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2009 YUKON TAKES FUEL SLOW - 2009 GMC Yukon

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Marvin

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  • GMC Master 85,242 Answers
  • Posted on Oct 30, 2012
Marvin
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The problem is caused by a problem with the fuel vapor recovery system (known as the "EVAP" system) of the filler neck, it will require special testing to repair it.

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