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2018 GMC Sierra 3500 HD MPG

Based on data from 18 vehicles, 438 fuel-ups and 125,220 miles of driving, the 2018 GMC Sierra 3500 HD gets a combined Avg MPG of 11.97 with a 0.36 MPG margin of error.

Below you can see a distribution of the fuel-ups with 2 outliers (0.45%) removed.

Following shows the average MPG of each of the 18 vehicles in the system.

2018 GMC Sierra 3500 HDs For Sale Nearby

  • My Sierra 3500 HD

    2018 GMC Sierra 3500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Sep 2018 • 15 Fuel-ups

    Property of brizgislawrencej

  • 15.6 Avg MPG
  • Denali

    2018 GMC Sierra 3500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Jun 2018 • 13 Fuel-ups

    Property of suasman

  • 15.3 Avg MPG
  • Sierra 3500 HD

    2018 GMC Sierra 3500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Nov 2017 • 58 Fuel-ups

    Property of jamesnkerr

  • 14.0 Avg MPG
  • 2018 Max

    2018 GMC Sierra 3500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Dec 2017 • 83 Fuel-ups

    Property of broit

  • 13.0 Avg MPG
  • My Sierra 3500 HD

    2018 GMC Sierra 3500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Sep 2017 • 39 Fuel-ups

    Property of amtrak8

  • 12.2 Avg MPG
  • My Sierra 3500 HD

    2018 GMC Sierra 3500 HD 6.6L V8 DIESEL Automatic 6 Speed
    Added Jul 2018 • 25 Fuel-ups

    Property of skinnertonoutlaw

  • 9.1 Avg MPG
  • Great White L5P

    2018 GMC Sierra 3500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
    Added Sep 2018 • 8 Fuel-ups

    Property of 2manyliters

  • 15.4 Avg MPG
  • King Elmo

    2018 GMC Sierra 3500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
    Added Jan 2018 • 38 Fuel-ups

    Property of Geodude

  • 11.1 Avg MPG
  • Tow Pig

    2018 GMC Sierra 3500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Aug 2018 • 53 Fuel-ups

    Property of Robicus

  • 11.9 Avg MPG
  • GMC Sierra 3500HD

    2018 GMC Sierra 3500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
    Added Aug 2018 • 13 Fuel-ups

    Property of pputney

  • 13.4 Avg MPG
  • GMC 3500

    2018 GMC Sierra 3500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed
    Added Dec 2017 • 26 Fuel-ups

    Property of Peterbuilt75

  • 11.7 Avg MPG
  • My Sierra 3500 HD

    2018 GMC Sierra 3500 HD Denali 6.0L V8 FLEX Automatic 6 Speed
    Added Apr 2018 • 14 Fuel-ups

    Property of dogspike

  • 14.2 Avg MPG
  • Denali 3500 DWR

    2018 GMC Sierra 3500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
    Added Jul 2018 • 12 Fuel-ups

    Property of Ncrzrbk

  • 15.3 Avg MPG
  • Sierra

    2018 GMC Sierra 3500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
    Added Jan 2018 • 50 Fuel-ups

    Property of artman1913

  • 10.8 Avg MPG
  • DEF

    2018 GMC Sierra 3500 HD SLT Automatic 6 Speed
    Added Mar 2018 • 5 Fuel-ups

    Property of artman1913

  • 476.2 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
  • 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
  • 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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from other GMC Sierra 3500 HD vehicles (View All)

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