What kind of car is the 2023 GMC Terrain? What does it compare to? GMC’s Terrain is a crossover SUV with seating for five. It’s the point of entry in the GMC lineup of crossovers, SUVs and trucks, and competes with bestsellers such as the Toyota RAV4, Subaru Forester, and Honda CR-V. Is the 2023 GMC Terrain a good car? The Terrain is...