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2015 GMC Sierra 2500 HD MPG

Based on data from 97 vehicles, 6,522 fuel-ups and 2,062,918 miles of driving, the 2015 GMC Sierra 2500 HD gets a combined Avg MPG of 12.87 with a 0.09 MPG margin of error.

Below you can see a distribution of the fuel-ups with 89 outliers (1.35%) removed.

Following shows the average MPG of each of the 97 vehicles in the system.

  • My Sierra 2500 HD

    2015 GMC Sierra 2500 HD SLE 6.6L V8 DIESEL Automatic 6 Speed
    Added May 2020 • 33 Fuel-ups

    Property of CaddoCreek

  • 16.1 Avg MPG
  • Sierra Denali

    2015 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Mar 2020 • 12 Fuel-ups

    Property of MikeGes

  • 13.5 Avg MPG
  • Truck

    2015 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
    Added Jul 2018 • 102 Fuel-ups

    Property of Wallnut61

  • 13.6 Avg MPG
  • Brienne

    2015 GMC Sierra 2500 HD SLE 6.0L V8 FLEX Automatic 6 Speed Extended Cab Pickup
    Added Sep 2019 • 37 Fuel-ups

    Property of Nitsua98

  • 11.2 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 • 197 Fuel-ups

    Property of flymhi

  • 15.8 Avg MPG
  • My Sierra 2500 HD

    2015 GMC Sierra 2500 HD SLE 6.0L V8 FLEX Automatic 6 Speed
    Added May 2018 • 38 Fuel-ups

    Property of sexterra23

  • 12.0 Avg MPG
  • Sierra 2500 HD

    2015 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed
    Added Aug 2019 • 91 Fuel-ups

    Property of Bluewaterworth

  • 12.9 Avg MPG
  • My Sierra 2500 HD

    2015 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added May 2019 • 87 Fuel-ups

    Property of dave012

  • 13.7 Avg MPG
  • 2015 Sierra 2500

    2015 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed
    Added Dec 2015 • 154 Fuel-ups

    Property of hemigoat2003

  • 13.0 Avg MPG
  • My Sierra 2500 HD

    2015 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Sep 2020 • 5 Fuel-ups

    Property of ThatguyRoy

  • 11.8 Avg MPG
  • My Truck

    2015 GMC Sierra 2500 HD SLT 6.0L V8 FLEX Automatic 6 Speed Crew Cab Pickup
    Added Mar 2020 • 284 Fuel-ups

    Property of MikeJ135

  • 14.3 Avg MPG
  • My Sierra 2500 HD

    2015 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Dec 2018 • 64 Fuel-ups

    Property of henley0926

  • 13.5 Avg MPG
  • My Sierra 2500 HD

    2015 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed
    Added Dec 2017 • 190 Fuel-ups

    Property of DuramaxPoke

  • 13.1 Avg MPG
  • GMC

    2015 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
    Added Nov 2017 • 127 Fuel-ups

    Property of smtyler

  • 13.4 Avg MPG
  • GMC Sierra

    2015 GMC Sierra 2500 HD SLT 6.0L V8 FLEX Automatic 6 Speed
    Added Nov 2019 • 23 Fuel-ups

    Property of ethanranft

  • 11.9 Avg MPG
  • My Sierra 2500 HD

    2015 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Jun 2020 • 5 Fuel-ups

    Property of ackerman12

  • 12.7 Avg MPG
  • Denali HD

    2015 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
    Added Apr 2015 • 147 Fuel-ups

    Property of CHR3

  • 14.8 Avg MPG
  • My Sierra 2500 HD

    2015 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Jul 2016 • 80 Fuel-ups

    Property of clnracing

  • 14.8 Avg MPG
  • Sierra Denali

    2015 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
    Added Jan 2018 • 155 Fuel-ups

    Property of rivcoinc

  • 13.5 Avg MPG
  • GMC Truck

    2015 GMC Sierra 2500 HD Denali 6.0L V8 FLEX Automatic 6 Speed
    Added Mar 2017 • 106 Fuel-ups

    Property of thevinman2

  • 9.8 Avg MPG

Recent Activity

from other GMC Sierra 2500 HD vehicles (View All)

Tips

Walk

Instead of driving there, just walk.

by marc2312

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