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1989 GMC R1500 Suburban MPG

Based on data from 2 vehicles, 16 fuel-ups and 4,946 miles of driving, the 1989 GMC R1500 Suburban gets a combined Avg MPG of 10.74 with a 0.58 MPG margin of error.

Below you can see a distribution of the fuel-ups with 1 outliers (5.88%) removed.

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

1989 GMC R1500 Suburbans For Sale Nearby

  • The Burb

    1989 GMC R1500 Suburban 5.7L V8 GAS Automatic 3 Speed Sport Utility
    Added Feb 2017 • 7 Fuel-ups

    Property of ILikeBigTrucks

  • 10.0 Avg MPG
  • My R1500 Suburban

    1989 GMC R1500 Suburban 5.7L V8 GAS Automatic 4 Speed
    Added Aug 2018 • 19 Fuel-ups

    Property of shunt468

  • 11.3 Avg MPG

Tips

Time to change fuel types.

Is your car shaking on idle? MPG not as good as it use to be... ...

by Mitch6R

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