2000 Buick Park Ave Ultra: 31 highway, 22-23 city, 25-26 combined
1999 Suburban 454: 14's highway, 10-11 city
1994 Cadillac Fleetwood Brougham V4P: 19's city/highway, 22 highway, 17 city. But I can tow 7000 lbs, so who cares!
1980 Turbo Trans AM: 23.5 highway @ 55 mph, 18 @ 75 mph, 14-15 driving it for Dominos..... (ok give me a break, that was in 1987!)