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|2009||2009 4dr SUV 295-hp 5.3L V8 4-sp automatic AWD w/low range||20||
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|With the 300-horsepower 5.3L V8 engine, 4-speed automatic transmission, and all-wheel drive w/low range, the 2009 Hummer H3 has been averaging 20 MPG (miles per gallon).
The 2009 Hummer H3s in this analysis were driven mostly in the city (about 100 percent of the miles driven). The rest of the miles were in the suburbs (0 percent), on the highway at an average speed of 60 miles per hour (0 percent), and in heavy traffic (0 percent).
In addition, the average 2009 Hummer H3 in this analysis was driven on flat terrain with a light foot and the AC on most or all of the time.