Just bought 2009 gv 250 (new ) no miles, first 300 miles am averaging 66 mpg.USA. Changed motor and gear oil at 190 miles as per owners manual.Goes to dealer for first (warranty) service in 3 days.Just wanted to post mileage as seems to be a lot of questions about this.This mileage is hilly terrain in north west PA.Average speed 50 mph.Hope this is some help to somebody.Will post further mileage reports in the future.