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2018 GMC Sierra 3500 HD MPG

Based on data from 6 vehicles, 54 fuel-ups and 14,113 miles of driving, the 2018 GMC Sierra 3500 HD gets a combined Avg MPG of 11.77 with a 0.98 MPG margin of error.

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

Following shows the average MPG of each of the 6 vehicles in the system.

2018 GMC Sierra 3500 HDs For Sale Nearby

  • Sierra 3500 HD

    2018 GMC Sierra 3500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Nov 2017 • 17 Fuel-ups

    Property of jamesnkerr

  • 13.5 Avg MPG
  • My Sierra 3500 HD

    2018 GMC Sierra 3500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Sep 2017 • 10 Fuel-ups

    Property of amtrak8

  • 12.8 Avg MPG
  • My Sierra 3500 HD

    2018 GMC Sierra 3500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Nov 2017 • 19 Fuel-ups

    Property of mcumbie

  • 9.8 Avg MPG
  • GMC 3500

    2018 GMC Sierra 3500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed
    Added Dec 2017 • 7 Fuel-ups

    Property of Peterbuilt75

  • 10.4 Avg MPG
  • Max 18

    2018 GMC Sierra 3500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Dec 2017 • 8 Fuel-ups

    Property of broit

  • 16.5 Avg MPG
  • My Sierra 3500 HD

    2018 GMC Sierra 3500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Dec 2017 • 3 Fuel-ups

    Property of spudman00

  • 17.0 Avg MPG

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