The fuel tank capacity on this truck is 34 gallons.
The gas tank on the 2008 GMC Sierra-3500HD holds 34 gal..
The gas tank on the 2010 GMC Sierra-3500HD holds 34 gal..
The gas tank on the 2014 GMC Sierra-3500HD holds 36.0 gal..
The gas tank on the 2013 Chevrolet Silverado-3500HD holds 36.0 gal..
The gas tank on the 2011 GMC Sierra-3500HD holds 36 gal..
The gas tank on the 2014 Chevrolet Silverado-3500HD holds 36.0 gal..
The gas tank on the 2007 GMC Sierra-3500HD holds 34 gal..
The gas tank on the 2008 Chevrolet Silverado-3500HD holds 34.0 gal..
The gas tank on the 2009 Chevrolet Silverado-3500HD holds 34.0 gal..
The gas tank on the 2011 Chevrolet Silverado-3500HD holds 36.0 gal..
The gas tank on the 2009 GMC Sierra-3500HD holds 34 gal..
The gas tank on the 2013 GMC Sierra-3500HD holds 36.0 gal..