This OEM rear door crash impact sensor is the perfect replacement part for your 2013-2019 Cadillac ATS. With a manufacturer warranty of 1 month, you can trust this sensor to accurately detect any impact and keep you and your passengers safe. The part number 13504470 and OE/OEM part number Oem ensure compatibility with your vehicle. This sensor was manufactured in Canada by GM, a trusted brand in the automotive industry.