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2015 GMC Sierra 2500 HD MPG

Based on data from 115 vehicles, 10,264 fuel-ups and 3,350,406 miles of driving, the 2015 GMC Sierra 2500 HD gets a combined Avg MPG of 13.13 with a 0.07 MPG margin of error.

Below you can see a distribution of the fuel-ups with 140 outliers (1.35%) removed.

Following shows the average MPG of each of the 115 vehicles in the system.

2015 GMC Sierra 2500 HDs For Sale Nearby

  • Dirty Denali

    2015 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
    Added Jun 2019 • 38 Fuel-ups

    Property of WalterWerks

  • 14.1 Avg MPG
  • GMC Truck

    2015 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
    Added Dec 2020 • 197 Fuel-ups

    Property of terriblecow

  • 12.3 Avg MPG
  • My Sierra 2500 HD

    2015 GMC Sierra 2500 HD SLT 6.0L V8 GAS Automatic 6 Speed
    Added Oct 2017 • 134 Fuel-ups

    Property of cort424

  • 11.4 Avg MPG
  • 2015 Truck

    2015 GMC Sierra 2500 HD SLE 6.0L V8 FLEX Automatic 6 Speed
    Added Dec 2018 • 33 Fuel-ups

    Property of JunkImpala

  • 9.3 Avg MPG
  • My Sierra 2500 HD

    2015 GMC Sierra 2500 HD Denali 6.0L V8 FLEX Automatic 6 Speed
    Added Nov 2019 • 4 Fuel-ups

    Property of jimmyewilliams

  • 9.1 Avg MPG
  • 2500HD

    2015 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
    Added Jun 2015 • 166 Fuel-ups

    Property of rjhenry

  • 12.5 Avg MPG
  • Denali

    2015 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Apr 2018 • 42 Fuel-ups

    Property of kbrooks17

  • 13.9 Avg MPG
  • My Sierra 2500 HD

    2015 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Nov 2016 • 200 Fuel-ups

    Property of btencer

  • 11.5 Avg MPG
  • GMC

    2015 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed
    Added Sep 2016 • 59 Fuel-ups

    Property of tractor3E

  • 15.0 Avg MPG
  • Dirtymax

    2015 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
    Added Aug 2019 • 5 Fuel-ups

    Property of Tvan2194

  • 13.0 Avg MPG
  • My Sierra 2500 HD

    2015 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Jul 2019 • 3 Fuel-ups

    Property of wise707

  • 14.2 Avg MPG
  • 2015 Denali 2500

    2015 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Aug 2016 • 153 Fuel-ups

    Property of jesse828

  • 11.4 Avg MPG
  • My Sierra 2500 HD

    2015 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Crew Cab Pickup (4 Door)
    Added Aug 2015 • 85 Fuel-ups

    Property of Hachiroku86

  • 15.6 Avg MPG
  • Sierra 2500 HD

    2015 GMC Sierra 2500 HD SLE 6.0L V8 GAS Automatic 6 Speed
    Added Mar 2018 • 71 Fuel-ups

    Property of Cfransen1

  • 11.7 Avg MPG
  • GMC

    2015 GMC Sierra 2500 HD 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
    Added Sep 2018 • 77 Fuel-ups

    Property of beefington

  • 15.4 Avg MPG
  • Sara

    2015 GMC Sierra 2500 HD 6.0L V8 FLEX Automatic 6 Speed Crew Cab Pickup
    Added Oct 2015 • 121 Fuel-ups

    Property of Madams1371

  • 13.2 Avg MPG
  • sierra

    2015 GMC Sierra 2500 HD 6.0L V8 FLEX Automatic 6 Speed Extended Cab Pickup
    Added Apr 2015 • 153 Fuel-ups

    Property of theiceman2448

  • 11.3 Avg MPG
  • GMC Sierra

    2015 GMC Sierra 2500 HD SLT 6.0L V8 GAS Automatic 6 Speed
    Added Sep 2019 • 128 Fuel-ups

    Property of WallyIAm

  • 13.5 Avg MPG
  • Sierra

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

    Property of staffordnath

  • 12.2 Avg MPG
  • 2018 2500 HD

    2015 GMC Sierra 2500 HD Denali 6.0L V8 FLEX Automatic 6 Speed
    Added Jul 2018 • 12 Fuel-ups

    Property of SoundLine

  • 11.9 Avg MPG

Recent Activity

from other GMC Sierra 2500 HD vehicles (View All)

Tips

Slow down earlier and coast

If you can judge the timing of a light with sufficient advan... ...

by sbilik

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