Conquer Roads with Efficiency H2 Hummer's Unparalleled MPG

That is awfully low- I average 18 around town, and got almost 24 mpg highway on the Thanksgiving weekend. And no, you should not have bought a ... When towing it dropped to a regular 7 - 9 mpg. Not the best for all around mpg. General Motors is not required to provide official H2 fuel economy ratings due ... Consumption in city is 30,0 lt/100km, consumption in highway is 15,0 lt/100km and combined fuel consumption is 22,0 lt/100km according to official factory data. 2003 Hummer H2 First Test Review: 3.2 Tons of American Pride ; Airbags. Dual front dual stage ; Mpg, city/hwy. 10/14 (est) ; Range, city/hwy, miles. 320/448 (est). how to get more mpg on a hummer h2? Rigo H. 15 years ago. so i have a hummer h2 and i was thinking of getting a more fuel efficient car, but decided to just fix ... Much has been made about the deplorable gas mileage of the Hummer H2, but the H2 is a terrible truck that pales in comparison to its military- ... 07 H2 SUT w/203k miles. Pretty sure my fuel used is sitting as high as it will go: 9999.99 GAL. In short, the Hummer H2 has poor fuel economy, even for a full-size SUT. Mated to the V8 is a four-speed automatic transmission, which most reviewers felt ably ... Hummer H3 was more of a real world vehicle as compared with the Hummer H2. But it had very little interior space and was disappointing when compared with the ... It receives a new drivetrain that is more powerful and, according to Hummer, more efficient. The SUV's cabin has also been overhauled, and more standard safety ...