The product is a genuine OEM 20815898 Body Control Module (BCM) for a 2008-2012 Buick Enclave. This module requires programming and is made of a combination of aluminum, plastic, and steel. It is designed for the front of the vehicle and is specifically for the 2009 Buick Enclave CXL. The manufacturer part numbers associated with this product include 10382479, 15093910, 15276271, 15299986, 15819552, 15828601, and 59101465. The item comes with a donor VIN of 5GALRBED7AJ149593 and is sold with no manufacturer warranty.