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2018 GMC Sierra 2500 HD MPG

Based on data from 19 vehicles, 227 fuel-ups and 84,741 miles of driving, the 2018 GMC Sierra 2500 HD gets a combined Avg MPG of 15.16 with a 0.37 MPG margin of error.

Below you can see a distribution of the fuel-ups with 6 outliers (2.58%) removed.

Following shows the average MPG of each of the 19 vehicles in the system.

2018 GMC Sierra 2500 HDs For Sale Nearby

  • 2018 Sierra Denali HD

    2018 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Dec 2017 • 11 Fuel-ups

    Property of Screagle

  • 16.5 Avg MPG
  • 2018 Sierra 2500 All Terrain

    2018 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
    Added Dec 2017 • 24 Fuel-ups

    Property of slednek

  • 13.9 Avg MPG
  • My Sierra 2500 HD

    2018 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed
    Added Feb 2018 • 13 Fuel-ups

    Property of TheMekanik

  • 15.6 Avg MPG
  • My Sierra 2500 HD

    2018 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed
    Added Jan 2018 • 14 Fuel-ups

    Property of Roadwarrior32

  • 13.4 Avg MPG
  • Denali

    2018 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
    Added Dec 2017 • 19 Fuel-ups

    Property of jlawles2

  • 16.0 Avg MPG
  • Red Tank

    2018 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed
    Added Feb 2018 • 17 Fuel-ups

    Property of jdelfin

  • 14.3 Avg MPG
  • My Sierra 2500 HD

    2018 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed
    Added Dec 2017 • 23 Fuel-ups

    Property of wngmbx

  • 18.7 Avg MPG
  • 2018 GMC Sierra 2500 HD

    2018 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Feb 2018 • 5 Fuel-ups

    Property of wassenju

  • 15.5 Avg MPG
  • My Sierra 2500 HD

    2018 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Sep 2017 • 31 Fuel-ups

    Property of tstanley2128

  • 16.1 Avg MPG
  • Denali

    2018 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
    Added Nov 2017 • 21 Fuel-ups

    Property of superflymtber

  • 17.1 Avg MPG
  • 2018 Sierra Denalli HD

    2018 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Jan 2018 • 11 Fuel-ups

    Property of LynnE24

  • 13.6 Avg MPG
  • Denali 2500HD

    2018 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
    Added Mar 2018 • 7 Fuel-ups

    Property of MitchM58

  • 16.3 Avg MPG
  • 2018 GMC Sierra HD Denali

    2018 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Oct 2017 • 32 Fuel-ups

    Property of klieber

  • 14.6 Avg MPG
  • 2018 Duramax

    2018 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed Extended Cab Pickup
    Added Nov 2017 • 6 Fuel-ups

    Property of Rocketrollinsx

  • 14.8 Avg MPG
  • Denali HD

    2018 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Jan 2018 • 8 Fuel-ups

    Property of Mavis500

  • 15.8 Avg MPG
  • My Sierra 2500 HD

    2018 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Dec 2017 • 8 Fuel-ups

    Property of sshiggins

  • 15.1 Avg MPG
  • My Sierra 2500 HD

    2018 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Jan 2018 • 7 Fuel-ups

    Property of Badheadla

  • 15.3 Avg MPG
  • My Sierra 2500 HD

    2018 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Oct 2017 • 13 Fuel-ups

    Property of joelwalters12

  • 15.6 Avg MPG
  • My Sierra 2500 HD

    2018 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Nov 2017 • 6 Fuel-ups

    Property of PanigaleJohn

  • 11.8 Avg MPG

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from other GMC Sierra 2500 HD vehicles (View All)

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