We Spent a Week Driving the 2026 GMC Terrain. Is It a Win?We Spent a Week Driving the 2026 GMC Terrain. Is It a Win?We Spent a Week Driving the 2026 GMC Terrain. Is It a Win? 

USA TODAY Network / ReutersI spent a week driving the 2026 GMC Terrain for USA TODAY Cars. The Terrain is a small two-row SUV that’s luxury-adjacent. I tested the Terrain Denali trim, which is its fully loaded configuration with all the bells and whistles. As a small SUV, the Terrain Denali is one of the most affordable Denali models in the American automaker’s portfolio. Here’s what drivers and car buyers should know…