@abc7newsbayarea: Some drivers swear that you can get more bang for your buck by buying gas at a particular time of day. High summer temps and record-breaking gas costs may have added fuel to a myth that it's better to fill up your car in the cooler morning hours. But Consumer Reports just released a new study that proves... there's barely any difference. 7 On Your Side's Stephanie Sierra has the story. #gas #myth #automobile #7onyourside #abc7news