Based on data from 59 vehicles, 4,811 fuel-ups and 1,325,584 miles of driving, the 2019 GMC Terrain gets a combined Avg MPG of 24.97 with a 0.15 MPG margin of error.

Any Engine Type 1.5L L4 GAS (24) 1.6L L4 DIESEL (3) 2.0L L4 GAS (32) Any Body Style Sport Utility (17) Any Submodel SL (1) SLE (17) Denali (18) SLT (23)

Below you can see a distribution of the fuel-ups with 201 outliers (4.01%) removed.

Following shows the average MPG of each of the 59 vehicles in the system.

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• Family ride

  2019 GMC Terrain SLT 1.6L L4 DIESEL Automatic 6 Speed Sport Utility
  Added Apr 2019 • 133 Fuel-ups

  Property of J_K4Ever

• 31.9 Avg MPG

• 2019 Dark Blue GMC Terrain

  2019 GMC Terrain SLE 2.0L L4 GAS Automatic 9 Speed Sport Utility
  Added Feb 2021 • 85 Fuel-ups

  Property of SteveSonic

• 31.3 Avg MPG

• My Terrain 19

  2019 GMC Terrain SLT 1.5L L4 GAS Automatic 6 Speed
  Added Jun 2019 • 145 Fuel-ups

  Property of ghulett

• 24.5 Avg MPG

• Joe's Terrain

  2019 GMC Terrain SLE 1.5L L4 GAS Automatic 9 Speed Sport Utility
  Added Jun 2019 • 131 Fuel-ups

  Property of JoeThreet

• 20.4 Avg MPG

• Trixie

  2019 GMC Terrain SLE 1.5L L4 GAS Automatic 9 Speed Sport Utility
  Added Jun 2019 • 86 Fuel-ups

  Property of JoeThreet

• 22.1 Avg MPG

• x19 GMC Terrain

  2019 GMC Terrain Denali 2.0L L4 GAS Automatic 9 Speed
  Added Feb 2019 • 64 Fuel-ups

  Property of VehMaint

• 23.3 Avg MPG

• GMC Terrain Denali 2019

  2019 GMC Terrain Denali 2.0L L4 GAS Automatic 9 Speed Sport Utility
  Added Dec 2018 • 47 Fuel-ups

  Property of 2Rotars

• 21.3 Avg MPG

• My Terrain

  2019 GMC Terrain SLT 2.0L L4 GAS Automatic 9 Speed
  Added Oct 2020 • 20 Fuel-ups

  Property of custcomp

• 22.6 Avg MPG

• 2019 Dark Blue GMC Terrain

  2019 GMC Terrain SLE 2.0L L4 GAS Automatic 9 Speed Sport Utility
  Added Mar 2019 • 61 Fuel-ups

  Property of SteveSonic

• 31.0 Avg MPG

• My Terrain

  2019 GMC Terrain Denali 2.0L L4 GAS Automatic 9 Speed
  Added Dec 2018 • 51 Fuel-ups

  Property of trainman

• 25.1 Avg MPG

• My Terrain

  2019 GMC Terrain SLE 1.5L L4 GAS Automatic 9 Speed
  Added Nov 2019 • 17 Fuel-ups

  Property of piwilly

• 21.0 Avg MPG

• My Terrain

  2019 GMC Terrain Denali 2.0L L4 GAS Automatic 9 Speed
  Added Jul 2019 • 26 Fuel-ups

  Property of atrizz818

• 20.5 Avg MPG

• My Terrain

  2019 GMC Terrain SLE 2.0L L4 GAS Automatic 9 Speed
  Added Nov 2018 • 114 Fuel-ups

  Property of revy48

• 24.7 Avg MPG

• My Terrain

  2019 GMC Terrain Denali 2.0L L4 GAS Automatic 9 Speed
  Added Mar 2019 • 24 Fuel-ups

  Property of Karlap

• 24.6 Avg MPG

• My Terrain

  2019 GMC Terrain Denali 2.0L L4 GAS Automatic 9 Speed
  Added Dec 2018 • 45 Fuel-ups

  Property of ajwilson

• 23.9 Avg MPG

• GMC

  2019 GMC Terrain SLT 2.0L L4 GAS Automatic 9 Speed Sport Utility
  Added Jul 2019 • 4 Fuel-ups

  Property of dweigum

• 23.2 Avg MPG

• My Terrain

  2019 GMC Terrain Denali 2.0L L4 GAS Automatic 9 Speed
  Added Nov 2018 • 29 Fuel-ups

  Property of 97lumina

• 20.3 Avg MPG

• My Terrain

  2019 GMC Terrain SLT 1.5L L4 GAS Automatic 9 Speed
  Added Jun 2019 • 5 Fuel-ups

  Property of AirborneGTO

• 25.0 Avg MPG

• Saab

  2019 GMC Terrain SLT 2.0L L4 GAS Automatic 6 Speed
  Added Jul 2020 • 25 Fuel-ups

  Property of mrdean906

• 21.4 Avg MPG

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