1999 GMC C3500 MPG

Based on data from 1 vehicles, 71 fuel-ups and 8,270 miles of driving, the 1999 GMC C3500 gets a combined Avg MPG of 7.65 with a 0.18 MPG margin of error.

Below you can see a distribution of the fuel-ups with 4 outliers (5.33%) removed.

1999 GMC C3500s For Sale Nearby

  • 1999 Red GMC/Chevy C3500 - OUT OF SERVICE TBD

    1999 GMC C3500 Sierra SL 6.5L V8 DIESEL Automatic 4 Speed Standard Cargo Van
    Added Dec 2015 • 75 Fuel-ups

    Property of YOUEL

  • 7.6 Avg MPG

Recent Activity

from other GMC C3500 vehicles (View All)


Air Filter

Keep her clean! It does more than you think. Higher flow filters help too. Consider using one.

by SEG388

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