Based on data from 59 vehicles, 4,829 fuel-ups and 1,329,977 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 202 outliers (4.02%) removed.

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

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• My Terrain

  2019 GMC Terrain Denali 2.0L L4 GAS Automatic 9 Speed
  Added Feb 2023 • 35 Fuel-ups

  Property of gascost

• 17.9 Avg MPG

• Silver Fox

  2019 GMC Terrain Denali 2.0L L4 GAS Automatic 9 Speed Sport Utility
  Added Aug 2018 • 65 Fuel-ups

  Property of GF09

• 24.4 Avg MPG

• GMC TERRAIN

  2019 GMC Terrain SLE 2.0L L4 GAS Automatic 9 Speed Sport Utility
  Added Jan 2019 • 347 Fuel-ups

  Property of CarlaHarbert

• 27.6 Avg MPG

• My Terrain

  2019 GMC Terrain SLE 1.5L L4 GAS Automatic 6 Speed
  Added Nov 2020 • 4 Fuel-ups

  Property of genem

• 27.0 Avg MPG

• GMC Terrain 2019

  2019 GMC Terrain SLE 2.0L L4 GAS Automatic 9 Speed Sport Utility
  Added Dec 2018 • 10 Fuel-ups

  Property of rickgoddard

• 129.0 Avg MPG

• My Terrain

  2019 GMC Terrain Denali 2.0L L4 GAS Automatic 9 Speed
  Added Nov 2023 • 3 Fuel-ups

  Property of rolliepie

• 25.9 Avg MPG

• My Terrain

  2019 GMC Terrain SLT 1.5L L4 GAS Automatic 6 Speed
  Added Feb 2023 • 30 Fuel-ups

  Property of Gibbs86

• 23.5 Avg MPG

• Terrain, Carla

  2019 GMC Terrain SLE 2.0L L4 GAS Automatic 6 Speed Sport Utility
  Added Nov 2021 • 25 Fuel-ups

  Property of johnnyturbo

• 26.6 Avg MPG

• GMC Terrain

  2019 GMC Terrain SLT 1.5L L4 GAS Automatic 6 Speed Sport Utility
  Added Jun 2023 • 7 Fuel-ups

  Property of J410Berry

• 14.7 Avg MPG

• My Terrain

  2019 GMC Terrain SLT 1.5L L4 GAS Automatic 9 Speed
  Added Mar 2022 • 75 Fuel-ups

  Property of hockeystanley

• 23.4 Avg MPG

• My Terrain

  2019 GMC Terrain SL 1.5L L4 GAS Automatic 9 Speed
  Added Jul 2022 • 12 Fuel-ups

  Property of broach0913

• 20.4 Avg MPG

• Terrain

  2019 GMC Terrain SLT 1.5L L4 GAS Automatic 9 Speed
  Added Dec 2018 • 7 Fuel-ups

  Property of lilnate99

• 27.0 Avg MPG

• GMC Terrain AWD

  2019 GMC Terrain SLT 2.0L L4 GAS Automatic 9 Speed
  Added Oct 2021 • 34 Fuel-ups

  Property of sal0722

• 24.2 Avg MPG

• My Terrain

  2019 GMC Terrain SLT 1.5L L4 GAS Automatic 6 Speed
  Added Dec 2019 • 60 Fuel-ups

  Property of Shriner50

• 27.6 Avg MPG

• My Terrain

  2019 GMC Terrain Denali 2.0L L4 GAS Automatic 9 Speed
  Added May 2020 • 55 Fuel-ups

  Property of apaynec

• 23.0 Avg MPG

• My Terrain

  2019 GMC Terrain SLT 1.5L L4 GAS Automatic 9 Speed
  Added Feb 2019 • 145 Fuel-ups

  Property of kirstenellen

• 27.3 Avg MPG

• 2019 Terrain White

  2019 GMC Terrain SLE 1.5L L4 GAS Automatic 9 Speed
  Added May 2019 • 94 Fuel-ups

  Property of mwcorder

• 26.9 Avg MPG

• Terrain

  2019 GMC Terrain Denali 2.0L L4 GAS Automatic 9 Speed
  Added Feb 2019 • 128 Fuel-ups

  Property of jrdzrmz

• 23.7 Avg MPG

• My Terrain

  2019 GMC Terrain Denali 2.0L L4 GAS Automatic 9 Speed
  Added Sep 2019 • 118 Fuel-ups

  Property of gascost

• 19.3 Avg MPG

• Thatcher

  2019 GMC Terrain SLT 1.5L L4 GAS Automatic 6 Speed
  Added Jan 2021 • 75 Fuel-ups

  Property of kirrras

• 23.2 Avg MPG

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