2017 GMC Terrain MPG

Based on data from 2 vehicles, 17 fuel-ups and 6,001 miles of driving, the 2017 GMC Terrain gets a combined Avg MPG of 22.00 with a 0.83 MPG margin of error.

Below you can see a distribution of the fuel-ups with 1 outliers (5.56%) removed.

Following shows the average MPG of each of the 2 vehicles in the system.

2017 GMC Terrains For Sale Nearby

  • GMC Terrain

    2017 GMC Terrain SLT 3.6L V6 GAS Automatic 6 Speed
    Added Sep 2016 • 13 Fuel-ups

    Property of ilvikngfan

  • 21.5 Avg MPG
  • Terrain

    2017 GMC Terrain Denali 2.4L L4 FLEX Automatic 6 Speed
    Added Sep 2016 • 7 Fuel-ups

    Property of dlharris5

  • 24.4 Avg MPG

Recent Activity

from other GMC Terrain vehicles (View All)


Accelerate to save gas

I saw a tip a few moments ago about accelerating and I agree... ...

by mdxrox

Read more tips