GMC Terrain AWD MPG and Fuel Economy
GMC have been manufacturing models of Terrain AWD for 14 years, with the latest vehicle in 2023 having a combined MPG of 26.
The estimated fuel cost for the 2023 GMC Terrain AWD is $1,950 per year.
Government regulators have estimated that value based on 15,000 miles driven per year, using regular gasoline, and a split of 55% city driving and 45% highway driving.
💵 Compared to an average vehicle over 5 years, you will spend $750 more on fuel driving a 2023 GMC Terrain AWD.
🛢 The GMC Terrain AWD will consume roughly 11 barrels of petroleum per year, using the standard estimate of 15,000 miles per year.
💨 For every mile driven, the GMC Terrain AWD will emit 347 grams of CO2, which is about 5,205,000 grams of CO2 per year.
🌳 To help you understand the impact of this, a normal tree will absorb around 21,000 grams of CO2 per year. This means that roughly 248 trees would be needed to offset emissions from the GMC Terrain AWD.
The table below is a complete list of the 14 GMC Terrain AWD fuel efficiency specifications we have data for.
Click any vehicle link to see a more detailed breakdown of the car, miles per gallon, emissions, and more.
| Vehicle | Combined MPG | Fuel Cost |
|---|---|---|
| 2023 GMC Terrain AWD | 26 | $1,950 |
| 2022 GMC Terrain AWD | 26 | $2,400 |
| 2021 GMC Terrain AWD | 26 | $2,400 |
| 2020 GMC Terrain AWD | 26 | $2,400 |
| 2019 GMC Terrain AWD | 26 | $2,400 |
| 2018 GMC Terrain AWD | 23 | $3,200 |
| 2017 GMC Terrain AWD | 23 | $2,700 |
| 2016 GMC Terrain AWD | 23 | $2,700 |
| 2015 GMC Terrain AWD | 19 | $3,300 |
| 2014 GMC Terrain AWD | 19 | $3,300 |
| 2013 GMC Terrain AWD | 23 | $2,700 |
| 2012 GMC Terrain AWD | 23 | $2,700 |
| 2011 GMC Terrain AWD | 23 | $2,700 |
| 2010 GMC Terrain AWD | 23 | $2,700 |
Link To or Reference This Page
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"GMC Terrain AWD MPG and Fuel Economy." MPG Buddy. Accessed on January 3, 2026. https://mpgbuddy.com/cars/gmc/terrain-awd.
"GMC Terrain AWD MPG and Fuel Economy." MPG Buddy, https://mpgbuddy.com/cars/gmc/terrain-awd. Accessed January 3, 2026.
GMC Terrain AWD MPG and Fuel Economy. MPG Buddy. Retrieved from https://mpgbuddy.com/cars/gmc/terrain-awd.