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On This Page: Specs | Safety

Specs, Warranty & Reliability

The table below shows all 2003 HUMMER H1 specs by style, including MPG (fuel economy), transmission details, and interior and exterior dimensions. Additionally, find 2003 HUMMER H1 warranty and reliability information, such as limits on bumper-to-bumper coverage and major components.

We're sorry. There are no specs available for this model because it is no longer available for sale new.

Safety Rating

Below is the 2003 HUMMER H1 safety rating information and crash results as reported by the National Highway Traffic Safety Administration (NHTSA). The ratings are based on a star system and can vary by style.
StyleFrontal Rating
Side Rating
  Safety data is not currently available from the National Highway Traffic Safety Administration. For a list of safety-related features, please check the Specs section.

Used HUMMER H1 in 20146