subject: See the Engine Hummer Gave the 2009 H2 [print this page] The size and low gas mileage of the Hummer H2 combine to diminish it in the eyes of many automotive critics. Edmunds.com says, In terms of image and off-road ability, the 2009 Hummer H2 is still top dog, but it's the top dog of a waning segment. Anyone looking for decent fuel economy or an urban-friendly footprint won't be happy with the H2
