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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 2 outliers (1.60%) removed.

1975 GMC C15s For Sale Nearby

  • Truck

    1975 GMC C15 Sierra Grande 5.7L V8 GAS Automatic 3 Speed
    Added Sep 2016 • 132 Fuel-ups

    Property of tenglert

  • 10.3 Avg MPG

Tips

Coast In Gear

Lift off & let the engine do the braking instead of only usi... ...

by Deaks25

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