A 100 MPG hybrid electric Hummer, designed by Raser Technologies, is seen on display near the U.S. Capitol Building in Washington on May 20, 2009. Raser Technologies said that their technology could be adapted for almost any SUV or truck. (UPI Photo ...
Ask Pablo: Could a Hacked Hummer H3 Really Get 60 MPG?
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Hummer H2 MPG: Real-world fuel economy data at TrueDelta