The product is a General Motors OE/OEM part number 16047526, designed for use in Buick, Cadillac and Oldsmobile vehicles from 1986-1992. This outside air temperature sensor plays a crucial role in the HVAC system, providing accurate readings to help regulate the heating and cooling systems in the car. With this original equipment part, you can ensure proper functionality and compatibility with your vehicle, making it an essential component for maintaining optimal temperature control.