2018 GMC Terrain MPG
Based on data from 79 vehicles, 7,479 fuel-ups and 2,465,884 miles of driving, the 2018 GMC Terrain gets a combined Avg MPG of 28.52 with a 0.19 MPG margin of error.
Below you can see a distribution of the fuel-ups with 42 outliers (0.56%) removed.
Following shows the average MPG of each of the 79 vehicles in the system.
2018 GMC Terrains For Sale Nearby
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My Terrain
2018 GMC Terrain SLT 1.6L L4 DIESEL Automatic 6 Speed
Added Feb 2024 • 77 Fuel-upsProperty of Stevesgas
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35.7 Avg MPG
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Dezzy
2018 GMC Terrain SLE 1.6L L4 DIESEL Automatic 6 Speed Sport Utility
Added Jun 2018 • 38 Fuel-upsProperty of moyerdm
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24.4 Avg MPG
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My Terrain
2018 GMC Terrain SLT 2.0L L4 GAS Automatic 9 Speed
Added Sep 2018 • 30 Fuel-upsProperty of mishiemar
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26.0 Avg MPG
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Terrain Diesel
2018 GMC Terrain SLT 1.6L L4 DIESEL Automatic 6 Speed
Added Sep 2019 • 16 Fuel-upsProperty of mobo44
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37.4 Avg MPG
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My Terrain
2018 GMC Terrain Denali 2.0L L4 GAS Automatic 9 Speed
Added Sep 2018 • 5 Fuel-upsProperty of itsjustjae
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46.5 Avg MPG
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My Terrain
2018 GMC Terrain SLT 1.6L L4 DIESEL Automatic 6 Speed
Added Feb 2018 • 61 Fuel-upsProperty of brewbhr
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34.3 Avg MPG
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My Terrain
2018 GMC Terrain Denali 2.0L L4 GAS Automatic 9 Speed
Added May 2018 • 42 Fuel-upsProperty of gabymv
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22.7 Avg MPG
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GMC Terrain
2018 GMC Terrain SLE 1.5L L4 GAS Automatic 6 Speed Sport Utility
Added Nov 2018 • 8 Fuel-upsProperty of zoiguy
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25.1 Avg MPG
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My Terrain
2018 GMC Terrain SLE 1.6L L4 DIESEL Automatic 6 Speed
Added Mar 2018 • 37 Fuel-upsProperty of keylimegirl
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32.6 Avg MPG
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My Terrain
2018 GMC Terrain SLT 2.0L L4 GAS Automatic 9 Speed
Added Nov 2017 • 56 Fuel-upsProperty of wkdubberke
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22.8 Avg MPG
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Terrain
2018 GMC Terrain SLE 1.5L L4 GAS Automatic 6 Speed
Added Jun 2018 • 19 Fuel-upsProperty of jrimel
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25.3 Avg MPG
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My Terrain
2018 GMC Terrain SLE 1.6L L4 DIESEL Automatic 9 Speed
Added Jun 2018 • 33 Fuel-upsProperty of Meadors
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35.6 Avg MPG
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Terrain
2018 GMC Terrain SLT 1.5L L4 GAS Automatic 9 Speed Sport Utility
Added Apr 2018 • 34 Fuel-upsProperty of BernieL
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25.2 Avg MPG
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2018 Blue Terrain
2018 GMC Terrain SLE Sport Utility
Added Jun 2018 • 17 Fuel-upsProperty of Amillermba
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26.0 Avg MPG
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Terrain SLT
2018 GMC Terrain SLT 1.5L L4 GAS Automatic 9 Speed Sport Utility
Added Mar 2018 • 10 Fuel-upsProperty of rwatters
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25.6 Avg MPG
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GMC
2018 GMC Terrain SLE 1.5L L4 GAS Automatic 9 Speed
Added Jan 2018 • 10 Fuel-upsProperty of thejuanandonly235
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20.6 Avg MPG
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My Terrain
2018 GMC Terrain SLT 2.0L L4 GAS Automatic 9 Speed
Added Jan 2018 • 6 Fuel-upsProperty of pgwill
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27.5 Avg MPG
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Tia M Shubin
2018 GMC Terrain SLT 2.0L L4 GAS Automatic 9 Speed Sport Utility
Added Dec 2017 • 5 Fuel-upsProperty of Tiamariestuff
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25.2 Avg MPG
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My Terrain
2018 GMC Terrain SLE 1.5L L4 GAS Automatic 9 Speed
Added Nov 2017 • 3 Fuel-upsProperty of idost2012
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26.4 Avg MPG