2015 GMC Terrain MPG
Based on data from 57 vehicles, 4,185 fuel-ups and 1,236,092 miles of driving, the 2015 GMC Terrain gets a combined Avg MPG of 21.18 with a 0.12 MPG margin of error.
Below you can see a distribution of the fuel-ups with 103 outliers (2.40%) removed.
Following shows the average MPG of each of the 57 vehicles in the system.
2015 GMC Terrains For Sale Nearby
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Terrain
2015 GMC Terrain SLT 2.4L L4 GAS Automatic 6 Speed
Added Dec 2023 • 17 Fuel-upsProperty of Amark5933
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21.1 Avg MPG
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GMC Terrain
2015 GMC Terrain SLT 3.6L V6 GAS Automatic 6 Speed
Added Jul 2024 • 11 Fuel-upsProperty of bntringa
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21.8 Avg MPG
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White Terrain
2015 GMC Terrain SLT 3.6L V6 GAS Automatic 6 Speed
Added Jul 2023 • 69 Fuel-upsProperty of 2009Terrain
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21.9 Avg MPG
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Terran
2015 GMC Terrain SLT 3.6L V6 GAS Automatic 6 Speed
Added Oct 2023 • 47 Fuel-upsProperty of FrozenFire
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19.0 Avg MPG
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My Terrain
2015 GMC Terrain SLT 3.6L V6 GAS Automatic 6 Speed
Added Sep 2023 • 40 Fuel-upsProperty of kay8989
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58.8 Avg MPG
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My Terrain
2015 GMC Terrain SLE 3.6L V6 GAS Automatic 6 Speed
Added Aug 2019 • 161 Fuel-upsProperty of TMO65
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18.2 Avg MPG
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Red
2015 GMC Terrain SLT 2.4L L4 GAS Automatic 6 Speed
Added Mar 2018 • 125 Fuel-upsProperty of mouldman
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22.6 Avg MPG
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Terrain
2015 GMC Terrain SLT 2.4L L4 FLEX Automatic 6 Speed
Added Dec 2015 • 430 Fuel-upsProperty of rgill429
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17.9 Avg MPG
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My Terrain
2015 GMC Terrain SLE 2.4L L4 GAS Automatic 6 Speed
Added May 2018 • 46 Fuel-upsProperty of keyates
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23.3 Avg MPG
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Kelsey's Baby Truck 2.0
2015 GMC Terrain SLT 2.4L L4 GAS Automatic 6 Speed
Added May 2017 • 404 Fuel-upsProperty of Kaszmann
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22.3 Avg MPG
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My Terrain
2015 GMC Terrain SLE 2.4L L4 GAS Automatic 6 Speed
Added Jul 2018 • 283 Fuel-upsProperty of MelMurtle
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23.0 Avg MPG
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My Terrain
2015 GMC Terrain SLE 2.4L L4 GAS Automatic 6 Speed
Added Mar 2023 • 30 Fuel-upsProperty of jpeeps
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21.5 Avg MPG
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My Terrain
2015 GMC Terrain SLE 3.6L V6 GAS Automatic 6 Speed
Added Mar 2017 • 14 Fuel-upsProperty of mgoblue94
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61.1 Avg MPG
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Terrain
2015 GMC Terrain Denali 3.6L V6 FLEX Automatic 6 Speed Sport Utility
Added Dec 2018 • 569 Fuel-upsProperty of jdebner
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21.3 Avg MPG
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My Terrain
2015 GMC Terrain SLE 2.4L L4 GAS Automatic 6 Speed
Added Aug 2020 • 152 Fuel-upsProperty of keyates629
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23.8 Avg MPG
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My Terrain
2015 GMC Terrain SLE 2.4L L4 FLEX Automatic 6 Speed
Added Feb 2022 • 28 Fuel-upsProperty of tdsmith
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20.0 Avg MPG
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Terrain
2015 GMC Terrain SLE 2.4L L4 GAS Automatic 6 Speed Sport Utility
Added Jan 2019 • 35 Fuel-upsProperty of h46crewchf
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37.7 Avg MPG
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Terrain
2015 GMC Terrain SLE 3.6L V6 GAS Automatic 6 Speed Sport Utility
Added May 2021 • 29 Fuel-upsProperty of DeeGeorge
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40.8 Avg MPG
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Silver Sky
2015 GMC Terrain SL 2.4L L4 GAS Automatic 5 Speed Sport Utility
Added May 2015 • 119 Fuel-upsProperty of Lonestar4X4
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22.8 Avg MPG
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GMC Terrain
2015 GMC Terrain SLE 2.4L L4 FLEX Automatic 6 Speed
Added Jul 2017 • 197 Fuel-upsProperty of rickwhaas
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22.4 Avg MPG