The U.S. Hummer brand was part of the General Motors group, but in 2010 was the production of a. The only vehicle was initially the same model Hummer, which in 2003 received the designation H1. He was followed by 2010 generations H2 and H3. The origins of the marks are in the military in the High Mobility Multipurpose Wheeled Vehicle HMMWV short, or called Humvee.