2020 GMC Terrain MPG

Based on data from 30 vehicles, 2,473 fuel-ups and 654,013 miles of driving, the 2020 GMC Terrain gets a combined Avg MPG of 23.93 with a 0.17 MPG margin of error.

Below you can see a distribution of the fuel-ups with 47 outliers (1.87%) removed.

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

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• My Terrain

  2020 GMC Terrain Denali 2.0L L4 GAS Automatic 9 Speed
  Added Sep 2020 • 58 Fuel-ups

  Property of mjh007

• 25.1 Avg MPG

• My Terrain

  2020 GMC Terrain SLT 1.5L L4 GAS Automatic 9 Speed
  Added Dec 2020 • 52 Fuel-ups

  Property of koolkev

• 19.3 Avg MPG

• Rudy’s Terrain

  2020 GMC Terrain Denali 2.0L L4 GAS Automatic 9 Speed
  Added Aug 2021 • 16 Fuel-ups

  Property of merv3907

• 26.6 Avg MPG

• Terrain

  2020 GMC Terrain SLT 1.5L L4 GAS Automatic 9 Speed Sport Utility
  Added Jun 2020 • 44 Fuel-ups

  Property of Messiah66

• 32.0 Avg MPG

• Elsa

  2020 GMC Terrain Denali 2.0L L4 GAS Automatic 9 Speed Sport Utility
  Added Nov 2020 • 4 Fuel-ups

  Property of 92teg92

• 18.7 Avg MPG

• My Terrain

  2020 GMC Terrain SLE 1.5L L4 GAS Automatic 9 Speed
  Added Oct 2020 • 5 Fuel-ups

  Property of Ewiggie

• 39.6 Avg MPG

• My Terrain

  2020 GMC Terrain SLE 1.5L L4 GAS Automatic 9 Speed
  Added Aug 2020 • 10 Fuel-ups

  Property of swampybottom

• 29.1 Avg MPG

• Terrain

  2020 GMC Terrain SLE 1.5L L4 GAS Automatic 9 Speed Sport Utility
  Added Mar 2020 • 7 Fuel-ups

  Property of dvisger

• 30.9 Avg MPG

• 20 GMC Terrain SLT

  2020 GMC Terrain SLT 1.5L L4 GAS Automatic 9 Speed
  Added Jan 2020 • 19 Fuel-ups

  Property of Ronofa

• 23.2 Avg MPG

• My Terrain

  2020 GMC Terrain SLE
  Added Dec 2019 • 11 Fuel-ups

  Property of ayzeya

• 27.4 Avg MPG

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