Certified. Summit White 2020 GMC Terrain SLT AWD 9-Speed Automatic 1.5L DOHCAWD, 2 USB Data Ports, 2 USB Data Ports w/SD Card Reader, 4-Way Manual Front Passenger Seat, 4-Wheel Disc Brakes, 6 Speakers, 6-Speaker Audio System Feature, 6-Way Power Fron...