LT gets a 2.7-liter turbocharged four-cylinder engine paired with an eight-speed automatic transmission. It also has LED headlights, a tailgate damper, alloy wheels, a steering wheel with audio controls, an upgraded driver information display, OnStar with 4G LTE and Wi-Fi, and an 8-inch touchscreen. Further up the ladder, with the RST, you get a power-locking and power-release tailgate, in-bed lighting, remote start, rear window defrost and dual second-row USB ports.