The Hummer H2 is the second vehicle that General Motors is selling under the Hummer brand name and range of vehicles. The H2 is a large truck that can seat 6 passengers. The truck has been built on the GMT 820 body. The truck is made up of three sections, the front section is based on the GM2500 series, the middle section is new and completely closed and the end section is built on the GM 1500 series body. The H2 on its introduction in 2004 derived its power from 1 6.0 Liter V 8 engine. The Hummer is provided with an all wheel drive system and the system is to be used for rough and dirt terrain. The vehicle is provided with ABS, one touch seats for the front seats and second row seats that can be folded. It also gets a navigation system. In 2005 a SUT variant of the H2 was introduced. The new variant had little less area meant for luggage that was covered. In 2006 a special edition package was introduced. This package had a few changes to its interior and exterior.

The H2 in 2008 has been improved in many aspects. It now derives its power from a 6.2 liter V-8 engine, which has now got 6 automatic gears. The new engine and gear system have improved the mileage by ten percent over the Hummer over the preceding year. It has new seats and now can seat 7 passengers. The Hummer H2 comes in three versions, a standard, adventure and luxury. The standard version is equipped with front and back seats that are heated and are made of leather, 17 inch tires which can be used on all kinds of roads and a Bose Music system with a CD player and satellite radio. The Adventure version of the H2 has a rear sir suspension and a tool cum first aid kit. The Luxury Hummer H2 has a camera in the back, a third row of seats that seats two and can be folded, an DVD based audio system for those sitting in the back and a Bose Music system that can play MP3.