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U.S. Department of Energy - Energy Efficiency and Renewable Energy
U.S. Environmental Protection Agency - Office of Transportation and Air Quality

www.fueleconomy.gov - the official government source for fuel economy information

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    2013 Fuel Economy Guide
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    Why is fuel economy important?

    • Climate Change
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    • Vehicles produce about half of the greenhouse gases from a typical U.S. household.
  • My MPG

    My MPG - Home

    • We can help you calculate and track your fuel economy.

    MPG Estimates from Drivers Like You!

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  • About EPA Ratings

    New Window Sticker

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    • Sample Labels:

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    New EPA Fuel Economy and Environment Label
    • Check out the new sticker!

    New vs. Old Ratings

    • 2008 Ratings Changes
    • Compare Old and New MPG

    Fuel Economy Tests

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    • Detailed Test Information

    Your Mileage Will Still Vary

    • Your Mileage Will Still Vary
    • Factors That Affect MPG
  • More...

    Extreme MPG

    • Learn about vehicles and technologies that are pushing the fuel efficiency envelope.

    Fuel-Saving Technologies

    • Engine Technologies
    • Transmission Technologies

    Where the Energy Goes

    • Only about 14%–26% of the energy from the fuel you put in your tank gets used to move your car down the road.
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Compare Old and New MPG Estimates

Model Year: 1999

Make: GMC

Select Model...

CARS

  • EV1

VANS

  • Safari 2WD (cargo)
  • Safari 2WD (passenger)
  • Safari AWD (cargo)
  • Safari AWD (passenger)
  • Savana 1500/2500 2WD (cargo)
  • Savana 1500/2500 2WD (passenger)

PICKUPS

  • Sierra 1500 2WD
  • Sierra 1500 4WD
  • Sierra 2500 2WD
  • Sonoma 2WD
  • Sonoma 4WD

SUVS

  • Jimmy 2WD
  • Jimmy 4WD
  • Suburban 1500 2WD
  • Yukon 1500 2WD
  • Yukon 1500 4WD
  • Old vs. New Ratings
    • 2008 Ratings Changes
    • Compare Old and New Ratings
  • Your Mileage Will Still Vary
  • Fuel Economy Tests

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