Editing Hummer (section)

==Concept vehicles==

===Hummer HX===
[[File:Hummer HX NY.jpg|thumb|Hummer HX prototype]]
The [[Hummer HX]] was developed in 2008 as an open-air, two-door off-road [[concept car]], smaller than other Hummer models.

===[[Plug-in hybrid]]===
Raser Technologies (formerly of Utah)<ref>{{cite web |url=https://www.bloomberg.com/news/2011-04-29/raser-technologies-renewable-energy-producer-files-bankruptcy.html |title=Raser Technologies, Renewable Energy Developer, Files for Bankruptcy |first=Michael |last=Bathon |date=April 29, 2011 |publisher=Bloomberg |access-date=April 6, 2015 |archive-date=March 4, 2014 |archive-url=https://web.archive.org/web/20140304013318/http://www.bloomberg.com/news/2011-04-29/raser-technologies-renewable-energy-producer-files-bankruptcy.html |url-status=live }}</ref> was to use technology similar to that of the [[Chevrolet Volt]]. The company unveiled the prototype to the 2009 Society of Automotive Engineers World Congress in Detroit.<ref>{{cite web|url= http://www.rasertech.com/media/videos/the-electric-h3|title=Raser Technologies Unveils 100+ MPG Plug-In Hybrid HUMMER at the SAE World Congress in Detroit |publisher=Raser Technologies |year=2009 |archive-url= https://web.archive.org/web/20091230195824/http://www.rasertech.com/media/videos/the-electric-h3 |archive-date=December 30, 2009 |access-date=February 15, 2017}}</ref> The E-REV (Extended-Range Electric Vehicle) powertrain technology was claimed to power the vehicle for up to {{convert|40|mi|0|}} on its battery, and then a small 4-cylinder internal combustion engine would start to generate more electricity.<ref>{{cite web |url=http://www.allcarselectric.com/blog/1020028_raser-to-show-hummer-h2-plug-in-hybrid |title=100 MPG HUMMER H3 Plug-In Hybrid to be Unveiled |website=AllCarsElectric.com |date=April 13, 2009 |access-date=February 15, 2017 |archive-date=June 18, 2009 |archive-url=https://web.archive.org/web/20090618011829/http://www.allcarselectric.com/blog/1020028_raser-to-show-hummer-h2-plug-in-hybrid |url-status=live }}</ref>

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