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1975 GMC C15 MPG

Based on data from 1 vehicles, 111 fuel-ups and 16,926 miles of driving, the 1975 GMC C15 gets a combined Avg MPG of 10.25 with a 0.20 MPG margin of error.

Below you can see a distribution of the fuel-ups with 1 outliers (0.89%) removed.

1975 GMC C15s For Sale Nearby

  • Truck

    1975 GMC C15 Sierra Grande 5.7L V8 GAS Automatic 3 Speed
    Added Sep 2016 • 117 Fuel-ups

    Property of tenglert

  • 10.3 Avg MPG

Tips

Avoid filling up with ethanol (E85)

Ethanol has less BTU's than gasoline. While it is a renew... ...

by angelocardoc

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