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2018 GMC Sierra 2500 HD MPG

Based on data from 60 vehicles, 4,734 fuel-ups and 1,790,289 miles of driving, the 2018 GMC Sierra 2500 HD gets a combined Avg MPG of 14.53 with a 0.11 MPG margin of error.

Below you can see a distribution of the fuel-ups with 85 outliers (1.76%) removed.

Following shows the average MPG of each of the 60 vehicles in the system.

2018 GMC Sierra 2500 HDs For Sale Nearby

  • My Sierra 2500 HD

    2018 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed
    Added Jul 2018 • 96 Fuel-ups

    Property of DocSavage1960

  • 12.9 Avg MPG
  • My Sierra

    2018 GMC Sierra 2500 HD SLT 6.0L V8 FLEX Automatic 6 Speed Crew Cab Pickup
    Added Jul 2018 • 36 Fuel-ups

    Property of Burple

  • 11.4 Avg MPG
  • 2018 GMC Sierra HD Denali

    2018 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Oct 2017 • 73 Fuel-ups

    Property of klieber

  • 15.0 Avg MPG
  • Truck

    2018 GMC Sierra 2500 HD 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
    Added Apr 2019 • 37 Fuel-ups

    Property of Duckhunter

  • 16.4 Avg MPG
  • BlacKnight

    2018 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed
    Added Nov 2018 • 41 Fuel-ups

    Property of jcmisze

  • 13.7 Avg MPG
  • My Sierra 2500 HD

    2018 GMC Sierra 2500 HD SLT 6.0L V8 FLEX Automatic 6 Speed Extended Cab Pickup
    Added Feb 2019 • 61 Fuel-ups

    Property of jamesthebikeguy

  • 11.4 Avg MPG
  • Denali 2500HD

    2018 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
    Added Mar 2018 • 28 Fuel-ups

    Property of MitchM58

  • 17.1 Avg MPG
  • Sierra 2500 HD Ledcor

    2018 GMC Sierra 2500 HD SLE 6.6L V8 DIESEL Automatic 6 Speed
    Added Aug 2018 • 88 Fuel-ups

    Property of M_KWISE

  • 17.0 Avg MPG
  • My Sierra 2500 HD

    2018 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed
    Added Feb 2018 • 83 Fuel-ups

    Property of TheMekanik

  • 15.5 Avg MPG
  • My Sierra 2500 HD

    2018 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Apr 2019 • 10 Fuel-ups

    Property of slecrew

  • 17.3 Avg MPG
  • My Denali HD

    2018 GMC Sierra 2500 HD Denali 6.0L V8 FLEX Automatic 6 Speed
    Added Apr 2019 • 4 Fuel-ups

    Property of Renegades

  • 13.9 Avg MPG
  • Granite Denali

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

    Property of rjacobs

  • 16.5 Avg MPG
  • My Sierra 2500 HD

    2018 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed
    Added Jan 2018 • 51 Fuel-ups

    Property of Roadwarrior32

  • 14.8 Avg MPG
  • Gimmy Black™

    2018 GMC Sierra 2500 HD Denali 6.0L V8 FLEX Automatic 6 Speed Crew Cab Pickup
    Added Aug 2018 • 21 Fuel-ups

    Property of Abercrombies

  • 12.4 Avg MPG
  • My Sierra 2500 HD

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

    Property of geddingtonfire

  • 13.3 Avg MPG
  • My Sierra 2500 HD

    2018 GMC Sierra 2500 HD 6.6L V8 DIESEL Automatic 6 Speed
    Added May 2019 • 3 Fuel-ups

    Property of conepunter

  • 18.3 Avg MPG
  • My Sierra 2500 HD

    2018 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Dec 2017 • 15 Fuel-ups

    Property of sshiggins

  • 14.9 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

Recent Activity

from other GMC Sierra 2500 HD vehicles (View All)

Tips

Coasting to save petrol or not

If you are going down hill dont coast by putting in neutral ... ...

by jon1612

Read more tips