The 2011 GMC Acadia is a gas-powered vehicle.
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The gas tank on the 2011 GMC Acadia holds 22 gal..
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The 2007 GMC Acadia is a gas-powered vehicle.
The 2013 GMC Acadia is a gas-powered vehicle.
The 2014 GMC Acadia is a gas-powered vehicle.
The 2010 GMC Acadia is a gas-powered vehicle.
The 2009 GMC Acadia is a gas-powered vehicle.
The 2012 GMC Acadia is a gas-powered vehicle.
The 2008 GMC Acadia is a gas-powered vehicle.
The 2011 GMC Sierra Denali gets 13 miles per gallon in the city and 18 miles per gallon on the highway. This is fair gas mileage for a sports utility vehicle of its size.