2015 GMC Sierra 2500 HD MPG

Based on data from 48 vehicles, 1,749 fuel-ups and 618,380 miles of driving, the 2015 GMC Sierra 2500 HD gets a combined Avg MPG of 13.83 with a 0.15 MPG margin of error.

Below you can see a distribution of the fuel-ups with 25 outliers (1.41%) removed.

Following shows the average MPG of each of the 48 vehicles in the system.

2015 GMC Sierra 2500 HDs For Sale Nearby

  • GMC DENALI

    2015 GMC Sierra 2500 HD Denali 6.6L DIESEL V8 Automatic 6 Crew Cab Pickup (4 Door)
    Added Mar 2015 • 50 Fuel-ups

    Property of Bsparkhurst

  • 15.6 Avg MPG
  • Sierra

    2015 GMC Sierra 2500 HD 6.0L V8 FLEX Automatic 6 Speed Crew Cab Pickup
    Added Oct 2015 • 34 Fuel-ups

    Property of staffordnath

  • 12.1 Avg MPG
  • sierra

    2015 GMC Sierra 2500 HD 6.0L V8 FLEX Automatic 6 Speed Extended Cab Pickup
    Added Apr 2015 • 70 Fuel-ups

    Property of theiceman2448

  • 11.3 Avg MPG
  • 2015 Sierra Denalli HD

    2015 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Sep 2016 • 89 Fuel-ups

    Property of LynnE24

  • 15.1 Avg MPG
  • My Sierra 2500 HD

    2015 GMC Sierra 2500 HD SLT 6.0L V8 CNG Automatic 6 Speed
    Added Jan 2017 • 14 Fuel-ups

    Property of Branton

  • 10.8 Avg MPG
  • 2015 Sierra 2500

    2015 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed
    Added Dec 2015 • 51 Fuel-ups

    Property of hemigoat2003

  • 14.1 Avg MPG
  • Work Truck

    2015 GMC Sierra 2500 HD SLE 6.0L V8 GAS Automatic 6 Speed Crew Cab Pickup
    Added May 2016 • 125 Fuel-ups

    Property of iblackwe

  • 11.6 Avg MPG
  • My Sierra 2500 HD

    2015 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Nov 2016 • 31 Fuel-ups

    Property of btencer

  • 12.3 Avg MPG
  • GMC

    2015 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed
    Added Sep 2016 • 54 Fuel-ups

    Property of tractor3E

  • 15.9 Avg MPG
  • My Sierra 2500 HD

    2015 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed
    Added Aug 2016 • 61 Fuel-ups

    Property of odenfire1819

  • 14.7 Avg MPG
  • Sara

    2015 GMC Sierra 2500 HD 6.0L V8 FLEX Automatic 6 Speed
    Added Oct 2015 • 75 Fuel-ups

    Property of Madams1371

  • 13.1 Avg MPG
  • My Sierra 2500 HD

    2015 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Oct 2015 • 55 Fuel-ups

    Property of pcloss

  • 13.9 Avg MPG
  • GMC Truck

    2015 GMC Sierra 2500 HD Denali 6.0L V8 FLEX Automatic 6 Speed
    Added Mar 2017 • 10 Fuel-ups

    Property of thevinman2

  • 10.1 Avg MPG
  • Denali HD

    2015 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Feb 2017 • 81 Fuel-ups

    Property of DenaliDad

  • 13.1 Avg MPG
  • 2015 Truck

    2015 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Aug 2016 • 75 Fuel-ups

    Property of ryankx250

  • 14.9 Avg MPG
  • Denali HD

    2015 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Aug 2016 • 53 Fuel-ups

    Property of Mavis500

  • 14.1 Avg MPG
  • My Sierra 2500 HD

    2015 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed Cab & Chassis - Crew Cab
    Added Jun 2015 • 97 Fuel-ups

    Property of flymhi

  • 15.9 Avg MPG
  • Duramax Denali

    2015 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Sep 2016 • 56 Fuel-ups

    Property of jwsjr

  • 14.1 Avg MPG
  • Big Red

    2015 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 7 Speed Crew Cab Pickup
    Added Oct 2015 • 48 Fuel-ups

    Property of Goldwing

  • 14.7 Avg MPG
  • Denali HD

    2015 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
    Added Apr 2015 • 48 Fuel-ups

    Property of CHR3

  • 15.0 Avg MPG

Recent Activity

from other GMC Sierra 2500 HD vehicles (View All)

Tips

Learn a Repeat Route

If you take the same route repeatedly, learn where you can s... ...

by SteveMak

Read more tips