2015 GMC Sierra MPG

Based on data from 13 vehicles, 750 fuel-ups and 201,768 miles of driving, the 2015 GMC Sierra gets a combined Avg MPG of 15.02 with a 0.33 MPG margin of error.

Below you can see a distribution of the fuel-ups with 11 outliers (1.45%) removed.

Following shows the average MPG of each of the 13 vehicles in the system.

2015 GMC Sierras For Sale Nearby

  • Delta Sierra

    2015 GMC Sierra 5.3L V8 GAS Automatic 6 Speed
    Added Sep 2016 • 37 Fuel-ups

    Property of oldelkhunter

  • 19.7 Avg MPG
  • Sierra

    2015 GMC Sierra Mine
    Added Mar 2017 • 28 Fuel-ups

    Property of kiddjus

  • 13.9 Avg MPG
  • Sierra

    2015 GMC Sierra SLE
    Added Mar 2017 • 51 Fuel-ups

    Property of ramstepside83

  • 17.6 Avg MPG
  • 2015 GMC SIERRA

    2015 GMC Sierra LT
    Added Mar 2017 • 50 Fuel-ups

    Property of jimmer2229

  • 15.0 Avg MPG
  • Kent Campbell

    2015 GMC Sierra Denali 6.2L V8 GAS Automatic 8 Speed
    Added Mar 2017 • 186 Fuel-ups

    Property of campbell1108

  • 11.2 Avg MPG
  • New Truck

    2015 GMC Sierra All Terrain 5.3L V8 GAS Automatic 6 Speed
    Added Oct 2016 • 103 Fuel-ups

    Property of navy0010

  • 15.5 Avg MPG
  • Charity

    2015 GMC Sierra 5.3L V8 GAS Automatic 6 Speed
    Added Mar 2017 • 30 Fuel-ups

    Property of mkcollimsworth

  • 16.6 Avg MPG
  • Quick silver

    2015 GMC Sierra 5.3L V8 GAS Automatic 6 Speed
    Added Mar 2017 • 65 Fuel-ups

    Property of wrench

  • 19.3 Avg MPG
  • Ian Fummerton

    2015 GMC Sierra 5.3L V8 GAS Automatic 6 Speed
    Added Mar 2017 • 68 Fuel-ups

    Property of fummy

  • 15.1 Avg MPG
  • GMC Black

    2015 GMC Sierra 5.3L V8 GAS Automatic 6 Speed
    Added Aug 2016 • 31 Fuel-ups

    Property of JoeShaker

  • 15.8 Avg MPG
  • Moms New Wheels

    2015 GMC Sierra 5.3L V8 GAS Automatic 6 Speed Crew Cab Pickup
    Added Oct 2015 • 71 Fuel-ups

    Property of Momsweetride

  • 15.9 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
  • 2015 GMC Sierra

    2015 GMC Sierra 5.3L V8 GAS Automatic 6 Speed
    Added Aug 2016 • 21 Fuel-ups

    Property of cheese7007

  • 13.0 Avg MPG

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