MPG Milestone H2 Hummer's Fuel Efficiency Sets New Standards for SUVs

View detailed gas mileage data for the 2005 HUMMER H2. Use our handy tool to get estimated annual fuel costs based on your driving habits. The Hummer H3 and H3T were intended to be a smaller and more affordable version of the larger Hummer H2 and H2 SUT. ... "Schwarzenegger Introduces Raser's 100-MPG ... It's actually more off-road biased but does a great job on road. If you need to get 'good' gas mileage, this isn't the vehicle for you. I average around 12 mpg ... Power Steering Pump: https://amzn.to/3BjzJEo Ambient Air Temperature Sensor: https://amzn.to/3BQs8Pj GM OEM Hydroboost Assembly: ... 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 ... Load your Hummer the way it will ride 80% of the time. Make sure your fuel tank is 50% or greater and if you mostly have a passenger make sure ... A combination of city and highway driving is estimated by GM to be in the range of 13-14 mpg. Added standard safety equipment for the 2008 H2 ... Best Answer. 10 to 12 mpg. Hummer H2s have horrible fuel mileage. 6 people think this is helpful. The most fuel efficient cheapest to run All All vehicle from Hummer is the Hummer H3, MY2007 (2007) 327 CO2 g/km, 3653cc. 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- ...