2015 GMC Terrain MPG

Based on data from 30 vehicles, 945 fuel-ups and 268,483 miles of driving, the 2015 GMC Terrain gets a combined Avg MPG of 21.53 with a 0.25 MPG margin of error.

Below you can see a distribution of the fuel-ups with 27 outliers (2.78%) removed.

Following shows the average MPG of each of the 30 vehicles in the system.

  • My Terrain

    2015 GMC Terrain SL 2.4L L4 FLEX Automatic 6 Speed
    Added Apr 2017 • 7 Fuel-ups

    Property of Hazels

  • 26.1 Avg MPG
  • GMC

    2015 GMC Terrain SLE 2.4L L4 FLEX Automatic 6 Speed
    Added Aug 2016 • 161 Fuel-ups

    Property of hjammal0

  • 19.4 Avg MPG
  • Terrain

    2015 GMC Terrain SLE 2.4L L4 GAS Automatic 6 Speed
    Added Aug 2016 • 196 Fuel-ups

    Property of dbwoot10

  • 23.9 Avg MPG
  • 2015 GMC - Terrain

    2015 GMC Terrain SLE 2.4L L4 FLEX Automatic 6 Sport Utility (4 Door)
    Added Jun 2015 • 60 Fuel-ups

    Property of ArnpriorCommuter

  • 21.4 Avg MPG
  • Terrain

    2015 GMC Terrain SLT 2.4L L4 FLEX Automatic 6 Speed
    Added Dec 2015 • 52 Fuel-ups

    Property of rgill429

  • 18.4 Avg MPG
  • GMC Terrain

    2015 GMC Terrain Denali 2.4L L4 GAS Automatic 6 Speed
    Added Aug 2016 • 79 Fuel-ups

    Property of rainboaa

  • 23.9 Avg MPG
  • My Terrain

    2015 GMC Terrain SLE 2.4L L4 GAS Automatic 6 Speed
    Added Mar 2017 • 4 Fuel-ups

    Property of Anixs

  • 19.1 Avg MPG
  • 2015 GMC Terrain

    2015 GMC Terrain SLE 2.4L L4 GAS Automatic 6 Speed
    Added Mar 2017 • 55 Fuel-ups

    Property of joyofdriving

  • 21.7 Avg MPG
  • My Terrain

    2015 GMC Terrain SLE 3.6L V6 GAS Automatic 6 Speed Sport Utility
    Added Mar 2017 • 5 Fuel-ups

    Property of mgoblue94

  • 73.6 Avg MPG
  • GMC terrain

    2015 GMC Terrain SLT 3.6L V6 GAS Automatic 6 Speed
    Added Mar 2017 • 51 Fuel-ups

    Property of zooview1

  • 21.1 Avg MPG
  • Silver Sky

    2015 GMC Terrain SL 2.4L L4 GAS Automatic 5 Speed Sport Utility
    Added May 2015 • 42 Fuel-ups

    Property of Lonestar4X4

  • 22.9 Avg MPG
  • My Terrain

    2015 GMC Terrain SLT 3.6L V6 GAS Automatic 6 Speed
    Added Feb 2017 • 3 Fuel-ups

    Property of marcelg

  • 23.6 Avg MPG
  • Terrain

    2015 GMC Terrain SLT 2.4L L4 FLEX Automatic 6 Speed
    Added Mar 2017 • 26 Fuel-ups

    Property of marcinthedark

  • 33.6 Avg MPG
  • Terrain

    2015 GMC Terrain SLE 2.4L L4 GAS Automatic 6 Speed
    Added Jan 2017 • 6 Fuel-ups

    Property of georgewbeach

  • 20.9 Avg MPG
  • Terrain

    2015 GMC Terrain SLE 2.4L L4 GAS
    Added Jul 2016 • 9 Fuel-ups

    Property of Thetucks

  • 27.2 Avg MPG
  • Jay Prosser

    2015 GMC Terrain SLE 3.6L V6 GAS Automatic 6 Speed
    Added Sep 2016 • 39 Fuel-ups

    Property of Jay43

  • 21.2 Avg MPG
  • MOMMAS NEW NEW RIDE

    2015 GMC Terrain Denali 3.6L GAS V6 Automatic 6 Sport Utility (4 Door)
    Added May 2015 • 20 Fuel-ups

    Property of FORMERCMAXOWNER

  • 17.1 Avg MPG
  • Marsha

    2015 GMC Terrain SLT 3.6L V6 GAS Automatic 6 Speed
    Added Feb 2016 • 5 Fuel-ups

    Property of GMCTERRAIN

  • 39.7 Avg MPG
  • My Terrain

    2015 GMC Terrain SLE 2.4L L4 GAS Automatic 6 Speed
    Added Jan 2016 • 14 Fuel-ups

    Property of Jasso92

  • 23.7 Avg MPG
  • terrainitup

    2015 GMC Terrain SLE 2.4L L4 GAS Automatic 6 Speed Sport Utility
    Added Dec 2014 • 37 Fuel-ups

    Property of blizazer

  • 20.6 Avg MPG

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