The Ambient Air Temperature Sensor Dorman 902-020 is a temperature sensor designed for use in vehicles. It is manufactured by Dorman and has a manufacturer part number of 902-020. The sensor is designed to measure ambient air temperature and is a crucial component for the proper functioning of a vehicle's air conditioning and heating systems. With a quantity of 1, this sensor is a reliable and essential part for maintaining the comfort and functionality of a vehicle's climate control system.