DESCRIPTION 2012 Chevrolet Silverado LT Extended Cab Pickup (GP7021, Unit 40), 4x4, Vortec 6.0L gas engine, automatic transmission, air conditioning, heat, Am/Fm CD radio, cruise control, power windows & locks, running boards, rear hitch, LT285/70R17 tires, shows 250,509 miles. Serial Number: 1GC2KXCG8CZ199299 Notes: