I'm going to reply to 2 posts here. My wife's 03 Saturn L200 2.2L got 49.86mpg cruizing over the salt flats at 78mph on vacation. 2 kids, trunk full of luggage, Mobil 1 synthetic, BG MOA and midgrade fuel. My old 1981 Chev C30 NONDually, 2wd, 454, thm400 peake... Login to read more.