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2018 GMC Sierra 3500 HD MPG

Based on data from 11 vehicles, 171 fuel-ups and 46,149 miles of driving, the 2018 GMC Sierra 3500 HD gets a combined Avg MPG of 11.81 with a 0.44 MPG margin of error.

Below you can see a distribution of the fuel-ups with 3 outliers (1.72%) removed.

Following shows the average MPG of each of the 11 vehicles in the system.

2018 GMC Sierra 3500 HDs For Sale Nearby

  • Sierra

    2018 GMC Sierra 3500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
    Added Jan 2018 • 20 Fuel-ups

    Property of artman1913

  • 11.1 Avg MPG
  • My Sierra 3500 HD

    2018 GMC Sierra 3500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Nov 2017 • 31 Fuel-ups

    Property of mcumbie

  • 10.9 Avg MPG
  • Max 18

    2018 GMC Sierra 3500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Dec 2017 • 37 Fuel-ups

    Property of broit

  • 14.3 Avg MPG
  • King Elmo

    2018 GMC Sierra 3500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
    Added Jan 2018 • 10 Fuel-ups

    Property of Geodude

  • 12.0 Avg MPG
  • Sierra 3500 HD

    2018 GMC Sierra 3500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Nov 2017 • 43 Fuel-ups

    Property of jamesnkerr

  • 13.7 Avg MPG
  • My Sierra 3500 HD

    2018 GMC Sierra 3500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Sep 2017 • 22 Fuel-ups

    Property of amtrak8

  • 12.1 Avg MPG
  • 2018 Sierra Denali HD

    2018 GMC Sierra 3500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
    Added Apr 2018 • 5 Fuel-ups

    Property of TrevorR_EcoDiesel

  • 11.2 Avg MPG
  • GMC 3500

    2018 GMC Sierra 3500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed
    Added Dec 2017 • 16 Fuel-ups

    Property of Peterbuilt75

  • 11.6 Avg MPG
  • Denali

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

    Property of suasman

  • 13.6 Avg MPG
  • My Sierra 3500 HD

    2018 GMC Sierra 3500 HD Denali 6.0L V8 FLEX Automatic 6 Speed
    Added Apr 2018 • 9 Fuel-ups

    Property of dogspike

  • 14.3 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

Recent Activity

from other GMC Sierra 3500 HD vehicles (View All)

Tips

Don't keep it up

I'll happily lose a couple of mph when I hit an uphill - why... ...

by jlundbe

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