Dorman 604-624 HVAC Air Door Actuator Air Inlet

The Dorman 604-624 HVAC Air Door Actuator is a direct replacement component designed to restore proper heating and air conditioning operation in your vehicle's climate control system. This position-specific actuator is engineered to control the air inlet door, directing cabin airflow exactly where it's needed.

Key Features:

• Direct replacement design matches the fit and function of the original equipment actuator
• Position-specific for air inlet control - verify application notes to ensure correct location match
• Durable plastic housing with integrated motor and circuit board designed to resist electrical burnout
• Rotary switch activation with 2-terminal male blade connector for reliable electrical connection
• Engineered and tested to strict OE standards for reliable operation and long service life
• Backed by over 100 years of Dorman engineering expertise

This actuator is specifically designed for the air inlet position in select Infiniti and Nissan vehicles. Many vehicles have multiple HVAC door actuators in different positions, so it's essential to verify this part matches your specific replacement needs. Signs of a failing air door actuator include inconsistent airflow, inability to change vent modes, or clicking noises from behind the dashboard.