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1975 GMC C15 MPG

Based on data from 1 vehicles, 123 fuel-ups and 18,647 miles of driving, the 1975 GMC C15 gets a combined Avg MPG of 10.13 with a 0.19 MPG margin of error.

Below you can see a distribution of the fuel-ups with 1 outliers (0.81%) removed.

1975 GMC C15s For Sale Nearby

  • Truck

    1975 GMC C15 Sierra Grande 5.7L V8 GAS Automatic 3 Speed
    Added Sep 2016 • 131 Fuel-ups

    Property of tenglert

  • 10.4 Avg MPG

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from other GMC C15 vehicles (View All)

Tips

Learn your gears!

For Automatic cars with a Tiptronic/manual override gearbox,... ...

by ryanknowles1

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