Gmc Terrain 2024 Mpg. Fuel economy of the 2024 gmc terrain awd. Fuel economy for fwd models is rated at 24/29 mpg city/highway, and 24/28 mpg for awd variants.
The motortrend buyer’s guide has the 2024 gmc terrain specs you need, from dimensions and cargo space to power and mpgs. Find incentives, rebates, recalls, and.