2002 Gmc yukon denali gas mileage Read Also: Gmc yukon denali 2002 gas mileage 2002 Gmc denali gas mileage 2007 Gmc yukon denali gas mileage 2002 Gmc yukon denali xl gas mileage 2002 Gmc yukon xl denali gas mileage 2007 Gmc yukon denali xl gas mileage