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1991 GMC C3500 MPG

Based on data from 1 vehicles, 4 fuel-ups and 765 miles of driving, the 1991 GMC C3500 gets a combined Avg MPG of 6.98 with a 0.71 MPG margin of error.

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

1991 GMC C3500s For Sale Nearby

  • Dually

    1991 GMC C3500 Sierra SLE 7.4L V8 GAS Automatic 4 Speed
    Added Mar 2017 • 5 Fuel-ups

    Property of duallydad

  • 7.0 Avg MPG

Recent Activity

from other GMC C3500 vehicles (View All)


Bad tip: Only filling up half-way

I just wanted to point out that MOST vehicle's fuel pumps ar... ...

by SilverBullet1997

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