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1990 GMC C2500 MPG

Based on data from 2 vehicles, 17 fuel-ups and 3,800 miles of driving, the 1990 GMC C2500 gets a combined Avg MPG of 13.21 with a 0.99 MPG margin of error.

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

1990 GMC C2500s For Sale Nearby

  • My C2500

    1990 GMC C2500 Sierra SLE 4.3L V6 GAS Automatic 3 Speed
    Added May 2016 • 12 Fuel-ups

    Property of Branbo

  • 13.0 Avg MPG
  • 1990 gmc

    1990 GMC C2500 Sierra SLE 5.0L V8 GAS Automatic 3 Speed
    Added Feb 2018 • 9 Fuel-ups

    Property of DGC1

  • 13.5 Avg MPG

Tips

Keep that diesel fuel tank full

Diesel fuel is highly hygroscopic. That means it sucks moist... ...

by Magalicious

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