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2015 GMC Sierra 2500 HD MPG

Based on data from 115 vehicles, 10,260 fuel-ups and 3,349,302 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

  • My Sierra 2500 HD

    2015 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added May 2021 • 253 Fuel-ups

    Property of rjkaoud

  • 12.3 Avg MPG
  • My Sierra 2500 HD

    2015 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Dec 2021 • 140 Fuel-ups

    Property of cibalibeb

  • 12.6 Avg MPG
  • GMC Sierra 2500 HD

    2015 GMC Sierra 2500 HD SLE 6.0L V8 FLEX Automatic 6 Speed
    Added Sep 2017 • 470 Fuel-ups

    Property of artywoof

  • 9.4 Avg MPG
  • My Sierra 2500 HD

    2015 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed
    Added Dec 2017 • 405 Fuel-ups

    Property of DuramaxPoke

  • 14.2 Avg MPG
  • My Truck

    2015 GMC Sierra 2500 HD SLT 6.0L V8 FLEX Automatic 6 Speed Crew Cab Pickup
    Added Mar 2020 • 539 Fuel-ups

    Property of MikeJ135

  • 14.1 Avg MPG
  • My Sierra 2500 HD

    2015 GMC Sierra 2500 HD SLE 6.6L V8 DIESEL Automatic 6 Speed
    Added Jun 2024 • 13 Fuel-ups

    Property of HOMEslice93

  • 17.6 Avg MPG
  • My Sierra 2500 HD

    2015 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Jun 2020 • 80 Fuel-ups

    Property of ackerman12

  • 14.1 Avg MPG
  • Denali

    2015 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added May 2018 • 366 Fuel-ups

    Property of KTBHDH

  • 12.1 Avg MPG
  • My Sierra 2500 HD

    2015 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added May 2019 • 295 Fuel-ups

    Property of dave012

  • 13.7 Avg MPG
  • My Sierra 2500 HD

    2015 GMC Sierra 2500 HD 6.6L V8 DIESEL Automatic 6 Speed
    Added May 2024 • 20 Fuel-ups

    Property of chadlamb185

  • 14.4 Avg MPG
  • GMC Sierra

    2015 GMC Sierra 2500 HD SLT 6.0L V8 FLEX Automatic 6 Speed
    Added Nov 2019 • 110 Fuel-ups

    Property of ethanranft

  • 11.6 Avg MPG
  • My Sierra 2500 HD

    2015 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Jun 2021 • 73 Fuel-ups

    Property of rookiefire14

  • 14.4 Avg MPG
  • El Caballo Negro

    2015 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Sep 2020 • 123 Fuel-ups

    Property of jpvilches86

  • 17.4 Avg MPG
  • My Sierra 2500 HD

    2015 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Mar 2019 • 306 Fuel-ups

    Property of alibarle

  • 14.7 Avg MPG
  • My Sierra 2500 HD

    2015 GMC Sierra 2500 HD Denali 6.6L V8 DIESEL Automatic 6 Speed
    Added Jul 2018 • 186 Fuel-ups

    Property of hunter9312

  • 16.5 Avg MPG
  • Big Blue

    2015 GMC Sierra 2500 HD SLT 6.6L V8 DIESEL Automatic 6 Speed Crew Cab Pickup
    Added May 2014 • 130 Fuel-ups

    Property of fightenfire

  • 15.9 Avg MPG
  • My Sierra 2500 HD

    2015 GMC Sierra 2500 HD SLE 6.0L V8 FLEX Automatic 6 Speed
    Added May 2018 • 45 Fuel-ups

    Property of sexterra23

  • 10.7 Avg MPG
  • Truck

    2015 GMC Sierra 2500 HD SLE 6.0L V8 GAS Automatic 6 Speed
    Added Mar 2019 • 252 Fuel-ups

    Property of Chartley04

  • 11.3 Avg MPG
  • My Sierra 2500 HD

    2015 GMC Sierra 2500 HD SLE 6.6L V8 DIESEL Automatic 6 Speed
    Added Aug 2019 • 99 Fuel-ups

    Property of k1llswitch

  • 13.6 Avg MPG
  • GMC Truck

    2015 GMC Sierra 2500 HD Denali 6.0L V8 FLEX Automatic 6 Speed
    Added Mar 2017 • 201 Fuel-ups

    Property of thevinman2

  • 9.9 Avg MPG

Recent Activity

from other GMC Sierra 2500 HD vehicles (View All)

Tips

Turn the engine off at long red lights

You can save some gas by turning your engine off at long red... ...

by jgibbsjr

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