2016 GMC Sierra 1500 SLE EXTENDED CAB 4X4 *POWER DRIVERS SEAT *TRAILER TOW PACKAGE *REMOTE START *BACKUP CAMERA *XD SERIES ALLOY WHEELS *OFF ROAD TIRES This used 2016 GMC Sierra 1500 comes in Crimson Red Tintcoat. Extended Cab EcoTec3 4.3L V6 Flex Fuel 6-Speed... via vAuto, Inc.