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1977 GMC K15 MPG

Based on data from 1 vehicles, 4 fuel-ups and 811 miles of driving, the 1977 GMC K15 gets a combined Avg MPG of 8.69 with a 0.80 MPG margin of error.

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

1977 GMC K15s For Sale Nearby

  • Sierra

    1977 GMC K15 5.7L V8 GAS Standard 3 Speed
    Added Jan 2018 • 5 Fuel-ups

    Property of kball

  • 8.7 Avg MPG


Fuel Additives

Add 5 ml benzene based additive to every liter of fuel, mpg ... ...

by Jetman_007

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