2025 GMC Terrain MPG
Official EPA fuel economy ratings (MPG) for the 2025 GMC Terrain. Includes city MPG, highway MPG, and combined fuel economy from EPA FuelEconomy.gov.
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Frequently Asked Questions
What is the MPG of the 2025 GMC Terrain?
The 2025 GMC Terrain fuel economy ratings are available above, sourced from the EPA FuelEconomy.gov database. MPG ratings include city, highway, and combined fuel economy measurements.
How is MPG calculated?
MPG (Miles Per Gallon) is calculated by the EPA using standardized testing procedures. City MPG simulates urban driving with frequent stops, highway MPG tests steady-speed cruising, and combined MPG is a weighted average (55% city, 45% highway).
Are 2025 GMC Terrain MPG ratings accurate?
Yes! All fuel economy ratings come from the Environmental Protection Agency's official FuelEconomy.gov database, using EPA-certified testing procedures. Actual MPG may vary based on driving conditions, habits, and vehicle condition.