Based on data from 61 vehicles, 5,337 fuel-ups and 1,465,510 miles of driving, the 2019 GMC Terrain gets a combined Avg MPG of 25.01 with a 0.14 MPG margin of error.

Any Engine Type 1.5L L4 GAS (26) 1.6L L4 DIESEL (3) 2.0L L4 GAS (32) Any Body Style Sport Utility (17) Any Submodel SL (1) Denali (18) SLE (19) SLT (23)

Below you can see a distribution of the fuel-ups with 230 outliers (4.13%) removed.

Following shows the average MPG of each of the 61 vehicles in the system.

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• 2019 Terrain

  2019 GMC Terrain SLT 2.0L L4 GAS Automatic 9 Speed
  Added Jul 2020 • 170 Fuel-ups

  Property of John733

• 22.7 Avg MPG

• 2019 Gmc Terrain

  2019 GMC Terrain SLT 1.5L L4 GAS Automatic 9 Speed Sport Utility
  Added Apr 2019 • 173 Fuel-ups

  Property of bmp4free

• 23.4 Avg MPG

• My Terrain

  2019 GMC Terrain SLT 1.5L L4 GAS Automatic 6 Speed
  Added Jan 2022 • 295 Fuel-ups

  Property of cmmitchel

• 26.6 Avg MPG

• My Terrain

  2019 GMC Terrain SLE 1.5L L4 GAS Automatic 9 Speed
  Added Aug 2020 • 165 Fuel-ups

  Property of Filola

• 23.8 Avg MPG

• My Terrain

  2019 GMC Terrain SLE 1.5L L4 GAS Automatic 9 Speed
  Added May 2019 • 476 Fuel-ups

  Property of cristela

• 25.2 Avg MPG

• 2019 Terrain

  2019 GMC Terrain SLT 2.0L L4 GAS Automatic 9 Speed Sport Utility
  Added Sep 2020 • 127 Fuel-ups

  Property of Turboclownfish

• 22.2 Avg MPG

• My Terrain

  2019 GMC Terrain SLE 2.0L L4 GAS Automatic 9 Speed
  Added Mar 2019 • 312 Fuel-ups

  Property of RJinOV

• 27.8 Avg MPG

• My Terrain

  2019 GMC Terrain Denali 2.0L L4 GAS Automatic 9 Speed
  Added Nov 2022 • 115 Fuel-ups

  Property of lindseylindgren

• 22.4 Avg MPG

• My Terrain

  2019 GMC Terrain SLT 1.5L L4 GAS Automatic 6 Speed
  Added May 2019 • 270 Fuel-ups

  Property of tally1028

• 19.2 Avg MPG

• My Terrain

  2019 GMC Terrain SLE 1.6L L4 DIESEL Automatic 6 Speed
  Added Feb 2020 • 210 Fuel-ups

  Property of PrinceXizor

• 34.9 Avg MPG

• Terrain

  2019 GMC Terrain SLT 1.6L L4 DIESEL Automatic 6 Speed Sport Utility
  Added Jan 2022 • 248 Fuel-ups

  Property of JoshuaMB

• 34.1 Avg MPG

• My Terrain

  2019 GMC Terrain SLE 1.5L L4 GAS Automatic 6 Speed
  Added Oct 2024 • 16 Fuel-ups

  Property of jeepgirl2

• 27.9 Avg MPG

• Trixie

  2019 GMC Terrain Denali 2.0L L4 GAS Automatic 9 Speed
  Added Sep 2018 • 136 Fuel-ups

  Property of sinman65

• 25.5 Avg MPG

• GMC Terrain

  2019 GMC Terrain SLE 1.5L L4 GAS Automatic 9 Speed Sport Utility
  Added Dec 2022 • 58 Fuel-ups

  Property of srbass88

• 27.5 Avg MPG

• My Terrain

  2019 GMC Terrain SLT 1.5L L4 GAS Automatic 9 Speed
  Added Apr 2024 • 68 Fuel-ups

  Property of 6InARowMakeItGo

• 26.5 Avg MPG

• My Terrain

  2019 GMC Terrain SLE 1.5L L4 GAS Automatic 6 Speed
  Added Jun 2024 • 18 Fuel-ups

  Property of spatilhra

• 27.9 Avg MPG

• My Terrain

  2019 GMC Terrain Denali 2.0L L4 GAS Automatic 9 Speed
  Added Apr 2019 • 274 Fuel-ups

  Property of RussT74

• 26.5 Avg MPG

• Silver Fox

  2019 GMC Terrain Denali 2.0L L4 GAS Automatic 9 Speed Sport Utility
  Added Aug 2018 • 67 Fuel-ups

  Property of GF09

• 24.4 Avg MPG

• GMC Terrain

  2019 GMC Terrain SLT 1,5L L4 GAS Automatic 9 Speed Sport Utility
  Added Sep 2023 • 68 Fuel-ups

  Property of wolf031276

• 28.1 Avg MPG

• 2019 Terrain

  2019 GMC Terrain SLT 2.0L L4 GAS Automatic 6 Speed
  Added Jun 2019 • 157 Fuel-ups

  Property of mbasil12

• 24.0 Avg MPG

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