2009 - 2010 - 2011 - 2012 Chevy, Buick and GMC Traverse, Enclave, and Acadia AM FM mp3 CD Player Radio with Auxiliary Input for use with iPod, iPhone, mp3 Players, Satellite Radio & More! Part number: 25974803 is compatible with part numbers: 20918590, 25941139, 25941923. Option Code: US8- Code Clear for Plug & Play functionality! This unit is a Chevrolet truck and van factory OEM AM FM mp3 CD Player Radio that has been unlocked and cleared for Plug & Play use! You will not lose any functionality and the radio will have all factory OEM features! This is the newer plastic chassis version found in 2012 Chevy & GMC trucks. This radio has been unlocked, cleaned, serviced as needed, and thoroughly double-checked. There is wear on the center knob of the unit, but function is perfect! This model came with different part numbers that are completely interchangeable, there fore you may receive a different part number. The radio you receive will be professionally remanufactured as described. Please contact seller with fitment or function questions.