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2018 GMC Terrain MPG

Based on data from 45 vehicles, 1,293 fuel-ups and 405,249 miles of driving, the 2018 GMC Terrain gets a combined Avg MPG of 27.22 with a 0.39 MPG margin of error.

Below you can see a distribution of the fuel-ups with 7 outliers (0.54%) removed.

Following shows the average MPG of each of the 45 vehicles in the system.

2018 GMC Terrains For Sale Nearby

  • GMC Terrain

    2018 GMC Terrain SLE 1.6L L4 DIESEL Automatic 6 Speed
    Added May 2018 • 36 Fuel-ups

    Property of nstp97

  • 32.0 Avg MPG
  • Terrain ‘18

    2018 GMC Terrain SLT 1.5L L4 GAS Automatic 9 Speed
    Added Apr 2018 • 39 Fuel-ups

    Property of wabash

  • 25.8 Avg MPG
  • My Terrain

    2018 GMC Terrain Denali 2.0L L4 GAS Automatic 9 Speed
    Added May 2018 • 37 Fuel-ups

    Property of gabymv

  • 23.1 Avg MPG
  • GMC Terrain

    2018 GMC Terrain SLT 2.0L L4 GAS Automatic Sport Utility
    Added Apr 2018 • 25 Fuel-ups

    Property of dperez80

  • 22.0 Avg MPG
  • Terrain

    2018 GMC Terrain SLE 1.5L L4 GAS Automatic 9 Speed
    Added Dec 2017 • 26 Fuel-ups

    Property of red5_5

  • 26.0 Avg MPG
  • Gmc Terrian

    2018 GMC Terrain SLT 1.6L L4 DIESEL Automatic 6 Speed Sport Utility
    Added Mar 2018 • 47 Fuel-ups

    Property of cjp_8476

  • 35.5 Avg MPG
  • My Terrain

    2018 GMC Terrain SLE 1.5L L4 GAS Automatic 9 Speed
    Added Jan 2019 • 59 Fuel-ups

    Property of gazla

  • 24.5 Avg MPG
  • My Terrain

    2018 GMC Terrain SLT 2.0L L4 GAS Automatic 9 Speed
    Added Sep 2018 • 27 Fuel-ups

    Property of mishiemar

  • 25.9 Avg MPG
  • My Terrain

    2018 GMC Terrain SLE 1.6L L4 DIESEL Automatic 6 Speed
    Added Mar 2018 • 35 Fuel-ups

    Property of keylimegirl

  • 32.5 Avg MPG
  • My Terrain

    2018 GMC Terrain SLE 1.6L L4 DIESEL Automatic 6 Speed
    Added Jul 2018 • 69 Fuel-ups

    Property of qsterx

  • 34.2 Avg MPG
  • My Terrain

    2018 GMC Terrain SLT 2.0L L4 GAS Automatic 9 Speed
    Added Dec 2017 • 55 Fuel-ups

    Property of dwb81

  • 21.1 Avg MPG
  • Terrain

    2018 GMC Terrain SLE 1.6L L4 DIESEL Automatic 6 Speed Sport Utility
    Added Jul 2018 • 25 Fuel-ups

    Property of allen

  • 31.4 Avg MPG
  • My Terrain

    2018 GMC Terrain SLE 1.6L L4 DIESEL Automatic 6 Speed
    Added Oct 2018 • 26 Fuel-ups

    Property of JM2928

  • 36.0 Avg MPG
  • 2018 GMC Terrain

    2018 GMC Terrain Denali 2.0L L4 GAS Automatic 9 Speed
    Added Nov 2017 • 80 Fuel-ups

    Property of wa5rng

  • 27.6 Avg MPG
  • Trichs Terrain

    2018 GMC Terrain SLT 2.0L L4 GAS Automatic 9 Speed
    Added Jun 2018 • 32 Fuel-ups

    Property of Hammer46

  • 25.8 Avg MPG
  • Andy&Karens Terrain

    2018 GMC Terrain SLE 1.5L L4 GAS Automatic 9 Speed
    Added Apr 2018 • 35 Fuel-ups

    Property of kandy

  • 28.0 Avg MPG
  • My Terrain

    2018 GMC Terrain SLT 2.0L L4 GAS Automatic 9 Speed
    Added Dec 2017 • 52 Fuel-ups

    Property of mbergner

  • 24.0 Avg MPG
  • My Terrain

    2018 GMC Terrain SLE 2.0L L4 GAS Automatic 9 Speed
    Added Jan 2018 • 44 Fuel-ups

    Property of koolkev

  • 20.2 Avg MPG
  • My Terrain

    2018 GMC Terrain SLT 2.0L L4 GAS Automatic 9 Speed
    Added Nov 2017 • 54 Fuel-ups

    Property of wkdubberke

  • 22.8 Avg MPG
  • My Terrain

    2018 GMC Terrain SLT 1.6L L4 DIESEL Automatic 6 Speed
    Added Nov 2017 • 40 Fuel-ups

    Property of amtrak8

  • 31.1 Avg MPG

Recent Activity

from other GMC Terrain vehicles (View All)

Tips

Do not hold on to high gears up inclines/merging roads

It might seem logical to keep it in a higher gear when you a... ...

by fingu

Read more tips