1981 GMC C2500 MPG

Based on data from 1 vehicles, 15 fuel-ups and 2,218 miles of driving, the 1981 GMC C2500 gets a combined Avg MPG of 12.11 with a 1.23 MPG margin of error.

Below you can see a distribution of the fuel-ups with 0 outliers (0.00%) removed.

1981 GMC C2500s For Sale Nearby

  • Tank

    1981 GMC C2500 Sierra Classic 5.7L V8 GAS Standard 4 Speed
    Added Aug 2016 • 16 Fuel-ups

    Property of grey560

  • 12.1 Avg MPG

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from other GMC C2500 vehicles (View All)


Cruse Control

Use cruse control where safe, the car will drive itself more economically than you can.

by David404

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