2018 GMC Terrain MPG

Based on data from 81 vehicles, 7,726 fuel-ups and 2,531,061 miles of driving, the 2018 GMC Terrain gets a combined Avg MPG of 28.40 with a 0.19 MPG margin of error.

Below you can see a distribution of the fuel-ups with 73 outliers (0.94%) removed.

Following shows the average MPG of each of the 81 vehicles in the system.

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• My Terrain

  2018 GMC Terrain SLE 1.5L L4 GAS Automatic 9 Speed
  Added Nov 2017 • 3 Fuel-ups

  Property of idost2012

• 26.4 Avg MPG

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