What gas does the 2007 Hummer H3 take?

The EPA rates every 2007 Hummer H3 engine on regular gasoline.

Key takeaways

  • 2 EPA-certified configurations listed for the 2007 Hummer H3.
  • Regular gasoline is what the EPA rated it on - paying for premium buys nothing unless the manual asks for it.
  • None of the listed engines is flex-fuel, so do not use E85.
2007 Hummer H3: every EPA-listed configuration
EngineTransmissionDriveRated fuelE85
3.7L 5-cylinder4-speed automatic4-Wheel or AWDregular gasolineNo
3.7L 5-cylinder5-speed manual4-Wheel or AWDregular gasolineNo

Source: U.S. EPA / DOE fuel economy data (fueleconomy.gov). Each row is one certified configuration; a trim or option not sold in a configuration is not listed.

Useful for the 2007 Hummer H3

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