2008 Gmc sierra c/k1500 4x4 crew cab gas mileage Read Also: 2006 Gmc sierra c/k1500 2wd crew cab Gmc sierra k1500 4x4 2007 Gmc sierra c/k1500 awd crew cab denali 2005 Gmc sierra c/k1500 awd crew cab denali Used 2008 gmc sierra c/k1500 sle 2008 Gmc sierra k1500
