1999 GMC K1500 MPG

Based on data from 1 vehicles, 23 fuel-ups and 6,444 miles of driving, the 1999 GMC K1500 gets a combined Avg MPG of 15.86 with a 0.87 MPG margin of error.

Below you can see a distribution of the fuel-ups with 1 outliers (4.17%) removed.

1999 GMC K1500s For Sale Nearby

  • Bessy

    1999 GMC K1500 Sierra SLE 5.0L V8 GAS Automatic 4 Speed
    Added Oct 2012 • 43 Fuel-ups

    Property of bhartsfield

  • 16.1 Avg MPG

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