2018 GMC Terrain MPG
Based on data from 78 vehicles, 6,637 fuel-ups and 2,177,067 miles of driving, the 2018 GMC Terrain gets a combined Avg MPG of 28.38 with a 0.20 MPG margin of error.
Below you can see a distribution of the fuel-ups with 60 outliers (0.90%) removed.
Following shows the average MPG of each of the 78 vehicles in the system.
2018 GMC Terrains For Sale Nearby
-
GMC Terrain Diesel
2018 GMC Terrain SLT 1.6L L4 DIESEL Automatic 6 Speed
Added Aug 2023 • 29 Fuel-upsProperty of miked083
-
34.9 Avg MPG
-
Nolan - Terrain
2018 GMC Terrain SLT 2.0L L4 GAS Automatic 6 Speed
Added Aug 2023 • 31 Fuel-upsProperty of jheinzl
-
18.9 Avg MPG
-
Grey Ghost
2018 GMC Terrain SLE 1.5L L4 GAS Automatic 9 Speed
Added Sep 2021 • 181 Fuel-upsProperty of drifter47
-
27.1 Avg MPG
-
Terrain Diesel
2018 GMC Terrain SLT 1.6L L4 DIESEL Automatic 6 Speed
Added Jul 2021 • 251 Fuel-upsProperty of bwelsh321
-
35.1 Avg MPG
-
My Terrain
2018 GMC Terrain Denali 2.0L L4 GAS Automatic 9 Speed
Added May 2021 • 161 Fuel-upsProperty of wrightjd2
-
21.4 Avg MPG
-
My Terrain
2018 GMC Terrain SLT 2.0L L4 GAS Automatic 9 Speed
Added Dec 2017 • 221 Fuel-upsProperty of mbergner
-
23.8 Avg MPG
-
My Terrain
2018 GMC Terrain Denali 2.0L L4 GAS Automatic 9 Speed
Added Feb 2018 • 334 Fuel-upsProperty of KBender
-
19.6 Avg MPG
-
GMC
2018 GMC Terrain SLT 1.6L L4 DIESEL Automatic 6 Speed
Added Jun 2021 • 166 Fuel-upsProperty of kamilw
-
36.8 Avg MPG
-
My Terrain
2018 GMC Terrain SLE 1.5L L4 GAS Automatic 6 Speed
Added Jul 2022 • 327 Fuel-upsProperty of darryltaber
-
23.0 Avg MPG
-
My Terrain
2018 GMC Terrain Denali 2.0L L4 GAS Automatic 9 Speed
Added May 2020 • 94 Fuel-upsProperty of kendiesel85
-
24.4 Avg MPG
-
Dad's Terrain
2018 GMC Terrain SLE 2.0L L4 GAS Automatic 9 Speed Sport Utility
Added Jun 2019 • 107 Fuel-upsProperty of HerbTarlek
-
26.7 Avg MPG
-
GMC Terrain
2018 GMC Terrain SLE 1.6L L4 DIESEL Automatic 6 Speed
Added May 2018 • 226 Fuel-upsProperty of nstp97
-
32.3 Avg MPG
-
Gmc Terrian
2018 GMC Terrain SLT 1.6L L4 DIESEL Automatic 6 Speed Sport Utility
Added Mar 2018 • 249 Fuel-upsProperty of cjp_8476
-
33.9 Avg MPG
-
2018 Terrain
2018 GMC Terrain SLT 1.6L L4 DIESEL Automatic 6 Speed
Added Dec 2019 • 241 Fuel-upsProperty of sarwagwin
-
37.0 Avg MPG
-
Trichs Terrain
2018 GMC Terrain SLT 2.0L L4 GAS Automatic 9 Speed
Added Jun 2018 • 252 Fuel-upsProperty of Hammer46
-
26.5 Avg MPG
-
GMC Terrain
2018 GMC Terrain SLT 1.5L L4 GAS Automatic 6 Speed
Added Feb 2023 • 51 Fuel-upsProperty of ChuckP62
-
26.6 Avg MPG
-
2018 GMC Terrain Denali
2018 GMC Terrain Denali 2.0L L4 GAS Automatic 9 Speed
Added Nov 2017 • 255 Fuel-upsProperty of Dusty-34063
-
27.4 Avg MPG
-
Terrain 2018
2018 GMC Terrain Denali 2.0L L4 GAS Automatic 9 Speed
Added Mar 2021 • 179 Fuel-upsProperty of mark6804
-
21.2 Avg MPG
-
Black Terrain
2018 GMC Terrain SLT 1.6L L4 DIESEL Automatic 6 Speed Sport Utility
Added Mar 2018 • 269 Fuel-upsProperty of TerrainTracker
-
32.4 Avg MPG
-
Red Terrain
2018 GMC Terrain SLE 2.0L L4 GAS Automatic 9 Speed Sport Utility
Added Aug 2022 • 73 Fuel-upsProperty of chrishuntfish2
-
25.6 Avg MPG