Description: This air door actuator is a new, aftermarket replacement part. It is just what you need to bring your heating and A/C blower system back to good working o Specifications: Brand New Door Actuator (as listed per application) Temperature Blend Door - Controls the temperature of air in the interior of the vehicle Vent Mode - Responsible for directing air to different vents Air Inlet - Allows for fresh air to enter vehicle cabin Direct fit replacement Controls the airflow and/or regulates the temperature of the airflow into the vehicle Direct replacement Built to strict quality control standards 100% tested prior to leaving the factory .