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2015 GMC Terrain MPG

Based on data from 53 vehicles, 3,408 fuel-ups and 1,023,748 miles of driving, the 2015 GMC Terrain gets a combined Avg MPG of 21.42 with a 0.13 MPG margin of error.

Below you can see a distribution of the fuel-ups with 112 outliers (3.18%) removed.

Following shows the average MPG of each of the 53 vehicles in the system.

2015 GMC Terrains For Sale Nearby

  • Kelsey's Baby Truck 2.0

    2015 GMC Terrain SLT 2.4L L4 GAS Automatic 6 Speed
    Added May 2017 • 286 Fuel-ups

    Property of Kaszmann

  • 22.2 Avg MPG
  • My Terrain

    2015 GMC Terrain SLE 3.6L V6 GAS Automatic 6 Speed
    Added Aug 2019 • 79 Fuel-ups

    Property of TMO65

  • 18.8 Avg MPG
  • My Terrain

    2015 GMC Terrain SLE 2.4L L4 GAS Automatic 6 Speed
    Added Jul 2018 • 201 Fuel-ups

    Property of MelMurtle

  • 23.4 Avg MPG
  • Terrain

    2015 GMC Terrain SLT 2.4L L4 FLEX Automatic 6 Speed
    Added Dec 2015 • 278 Fuel-ups

    Property of rgill429

  • 18.1 Avg MPG
  • Red

    2015 GMC Terrain SLT 2.4L L4 GAS Automatic 6 Speed
    Added Mar 2018 • 87 Fuel-ups

    Property of mouldman

  • 22.9 Avg MPG
  • Terrain

    2015 GMC Terrain SLT 2.4L L4 GAS Automatic 6 Speed Sport Utility
    Added May 2018 • 90 Fuel-ups

    Property of Rsdevine

  • 23.3 Avg MPG
  • Terrain

    2015 GMC Terrain SLE 3.6L V6 GAS Automatic 6 Speed Sport Utility
    Added May 2021 • 29 Fuel-ups

    Property of DeeGeorge

  • 40.8 Avg MPG
  • Silver Sky

    2015 GMC Terrain SL 2.4L L4 GAS Automatic 5 Speed Sport Utility
    Added May 2015 • 119 Fuel-ups

    Property of Lonestar4X4

  • 22.8 Avg MPG
  • My Terrain

    2015 GMC Terrain SLE 2.4L L4 GAS Automatic 6 Speed
    Added Aug 2020 • 59 Fuel-ups

    Property of keyates629

  • 23.2 Avg MPG
  • Terrain

    2015 GMC Terrain Denali 3.6L V6 FLEX Automatic 6 Speed Sport Utility
    Added Dec 2018 • 462 Fuel-ups

    Property of jdebner

  • 21.2 Avg MPG
  • My Terrain

    2015 GMC Terrain SLE 3.6L V6 GAS Automatic 6 Speed
    Added Mar 2017 • 14 Fuel-ups

    Property of mgoblue94

  • 61.1 Avg MPG
  • Terrain

    2015 GMC Terrain SLE 2.4L L4 GAS Automatic 6 Speed Sport Utility
    Added Jan 2019 • 33 Fuel-ups

    Property of h46crewchf

  • 37.7 Avg MPG
  • 2015 GMC Terrain

    2015 GMC Terrain SLE 2.4L L4 GAS Automatic 6 Speed Sport Utility
    Added Nov 2020 • 52 Fuel-ups

    Property of ehjorten

  • 17.6 Avg MPG
  • GMC Terrain

    2015 GMC Terrain SLE 2.4L L4 FLEX Automatic 6 Speed
    Added Jul 2017 • 197 Fuel-ups

    Property of rickwhaas

  • 22.4 Avg MPG
  • My Terrain

    2015 GMC Terrain SLE 3.6L V6 FLEX Automatic 6 Speed
    Added Dec 2019 • 9 Fuel-ups

    Property of marcvanpoperin

  • 19.2 Avg MPG
  • My Terrain

    2015 GMC Terrain SLE 3.6L V6 GAS Automatic 6 Speed
    Added Nov 2019 • 15 Fuel-ups

    Property of stevenb924

  • 21.2 Avg MPG
  • Terrain

    2015 GMC Terrain SLE 2.4L L4 GAS Automatic 6 Speed
    Added Aug 2018 • 126 Fuel-ups

    Property of Adrian225

  • 26.2 Avg MPG
  • Thing

    2015 GMC Terrain SLE 3.6L V6 GAS Automatic 6 Speed
    Added Aug 2019 • 26 Fuel-ups

    Property of dragon05452

  • 18.3 Avg MPG
  • Terrain

    2015 GMC Terrain SLE 2.4L L4 GAS Automatic 6 Speed
    Added Aug 2016 • 319 Fuel-ups

    Property of dbwoot10

  • 22.9 Avg MPG
  • My Terrain

    2015 GMC Terrain SLT 3.6L V6 GAS Automatic 6 Speed
    Added Sep 2017 • 46 Fuel-ups

    Property of Patriots

  • 32.9 Avg MPG

Recent Activity

from other GMC Terrain vehicles (View All)

Tips

GONE WITH THE WIND (cute, eh?)

On a Oakland to Los Angeles trip, my return north was 10mpg ... ...

by ChewChewTrain

Read more tips