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1991 GMC C3500 MPG

Based on data from 2 vehicles, 157 fuel-ups and 19,466 miles of driving, the 1991 GMC C3500 gets a combined Avg MPG of 9.49 with a 0.29 MPG margin of error.

Below you can see a distribution of the fuel-ups with 3 outliers (1.88%) removed.

Following shows the average MPG of each of the 2 vehicles in the system.

1991 GMC C3500s For Sale Nearby

  • My C3500

    1991 GMC C3500 Sierra 5.7L V8 GAS Manual 5 Speed
    Added Mar 2019 • 162 Fuel-ups

    Property of wildedge93

  • 9.7 Avg MPG
  • Dually

    1991 GMC C3500 Sierra SLE 7.4L V8 GAS Automatic 4 Speed
    Added Mar 2017 • 11 Fuel-ups

    Property of duallydad

  • 6.3 Avg MPG

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For cars with manual transmissions, shift sooner and drive s... ...

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