2025 Gmc Acadia Gas Tank Size. Find specs and features for the 2025 gmc acadia including dimensions, horsepower, engine, capacity, fuel economy, transmission, safety rating, drivetrain and more. Find detailed specs and features for the 2025 gmc acadia including horsepower, engine, capacity, fuel economy, transmission, safety, warranty, drivetrain and more.

17 rows check the gas tank size for gmc acadia from 2007 to 2022 production years. Aux fuel tank capacity (gallons) na.