The unique 360-degree view feature on CarDekho lets you explore Hummer H2 from each and every angle on your mobile device. Take a detailed tour of Hummer H2’s exterior and interior without ...

Owners may contact Cadillac at 1-866-982-2339; Chevrolet at 1-800-630-2438; GMC at 1-866-996-9463; or Hummer at 1-866-486-6376. Share your opinion on the 2003 Hummer H2.

393.0-hp, 6.2-liter, 8 Cylinder Engine (Flex Fuel Capability) Wondering which trim is right for you? Our 2009 Hummer H2 trim comparison will help you decide.