2015 GMC Sierra MPG

Based on data from 14 vehicles, 978 fuel-ups and 269,288 miles of driving, the 2015 GMC Sierra gets a combined Avg MPG of 15.34 with a 0.29 MPG margin of error.

Below you can see a distribution of the fuel-ups with 13 outliers (1.31%) removed.

Following shows the average MPG of each of the 14 vehicles in the system.

2015 GMC Sierras For Sale Nearby

  • New Truck

    2015 GMC Sierra All Terrain 5.3L V8 GAS Automatic 6 Speed
    Added Oct 2016 • 133 Fuel-ups

    Property of navy0010

  • 15.3 Avg MPG
  • Charity

    2015 GMC Sierra 5.3L V8 GAS Automatic 6 Speed
    Added Mar 2017 • 45 Fuel-ups

    Property of mkcollimsworth

  • 16.9 Avg MPG
  • Sierra

    2015 GMC Sierra SLE
    Added Mar 2017 • 65 Fuel-ups

    Property of ramstepside83

  • 17.8 Avg MPG
  • Delta Sierra

    2015 GMC Sierra 5.3L V8 GAS Automatic 6 Speed
    Added Sep 2016 • 64 Fuel-ups

    Property of oldelkhunter

  • 20.0 Avg MPG
  • Quick silver

    2015 GMC Sierra 5.3L V8 GAS Automatic 6 Speed
    Added Mar 2017 • 90 Fuel-ups

    Property of wrench

  • 19.0 Avg MPG
  • Kent Campbell

    2015 GMC Sierra Denali 6.2L V8 GAS Automatic 8 Speed
    Added Mar 2017 • 209 Fuel-ups

    Property of campbell1108

  • 11.2 Avg MPG
  • GMC Black

    2015 GMC Sierra 5.3L V8 GAS Automatic 6 Speed
    Added Aug 2016 • 41 Fuel-ups

    Property of JoeShaker

  • 15.6 Avg MPG
  • Sierra

    2015 GMC Sierra Mine
    Added Mar 2017 • 48 Fuel-ups

    Property of kiddjus

  • 15.1 Avg MPG
  • 2015 GMC Sierra

    2015 GMC Sierra 5.3L V8 GAS Automatic 6 Speed
    Added Aug 2016 • 22 Fuel-ups

    Property of cheese7007

  • 12.9 Avg MPG
  • Moms New Wheels

    2015 GMC Sierra 5.3L V8 GAS Automatic 6 Speed Crew Cab Pickup
    Added Oct 2015 • 101 Fuel-ups

    Property of Momsweetride

  • 16.0 Avg MPG
  • Ian Fummerton

    2015 GMC Sierra 5.3L V8 GAS Automatic 6 Speed
    Added Mar 2017 • 74 Fuel-ups

    Property of fummy

  • 15.5 Avg MPG
  • 2015 GMC SIERRA

    2015 GMC Sierra LT
    Added Mar 2017 • 56 Fuel-ups

    Property of jimmer2229

  • 14.9 Avg MPG
  • Blue Bombshell

    2015 GMC Sierra All Terrain 5.3L V8 GAS Automatic 6 Speed
    Added Sep 2016 • 67 Fuel-ups

    Property of kcbace

  • 14.8 Avg MPG
  • Sierra

    2015 GMC Sierra All Terrain 5.3L V8 GAS Automatic 6 Speed
    Added Mar 2017 • 62 Fuel-ups

    Property of elisepol

  • 17.6 Avg MPG

Recent Activity

from other GMC Sierra vehicles (View All)

Tips

Try not to stop at red lights and in dense tr

Every time you stop your vehicle, the energy required to get... ...

by dorkdog

Read more tips