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1990 GMC C3500 MPG

Based on data from 1 vehicles, 30 fuel-ups and 6,584 miles of driving, the 1990 GMC C3500 gets a combined Avg MPG of 9.48 with a 0.35 MPG margin of error.

Below you can see a distribution of the fuel-ups with 6 outliers (16.67%) removed.

1990 GMC C3500s For Sale Nearby

  • GMC Flatt Bed

    1990 GMC C3500 Sierra 7.4L V8 GAS
    Added Feb 2023 • 37 Fuel-ups

    Property of Nallangus

  • 9.1 Avg MPG

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from other GMC C3500 vehicles (View All)

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Drive the flow of trafic...

If found that driving ~65 MPH, oddly does NOT get me the hig... ...

by ICantDriveFiftyFive

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