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1990 GMC C3500 MPG

Based on data from 1 vehicles, 29 fuel-ups and 6,284 miles of driving, the 1990 GMC C3500 gets a combined Avg MPG of 9.41 with a 0.33 MPG margin of error.

Below you can see a distribution of the fuel-ups with 6 outliers (17.14%) removed.

1990 GMC C3500s For Sale Nearby

  • GMC Flatt Bed

    1990 GMC C3500 Sierra 7.4L V8 GAS
    Added Feb 2023 • 36 Fuel-ups

    Property of Nallangus

  • 9.0 Avg MPG

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from other GMC C3500 vehicles (View All)

Tips

Don't shift an automatic into neutral while driving

Some say you should shift into neutral when coming to a stop... ...

by PA2013

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