2020 GMC Acadia AT4 & 2020 Mercedes-Benz AMG GT R
Join us this week as we test the GMC Acadia's bold new AT4 trim. Then, Pat Goss tells us about how our wheels and tires should fit. And, Stephanie Hart digs into how social media influences car-buying. Finally, we take the pretty and powerful Mercedes-Benz AMG GT R to the track.
