Dorman 604-321 HVAC Air Door Actuator Air Inlet

The Dorman 604-321 HVAC Air Door Actuator is a direct replacement component designed to restore proper air inlet control in your vehicle's heating, ventilation, and air conditioning system. This actuator controls the door that regulates fresh air intake versus recirculated air, ensuring optimal cabin comfort and climate control operation.

Key Features:

• Direct replacement design engineered to match the fit and function of the original equipment actuator
• Durable plastic housing with reliable motor and circuit board construction
• Precision-engineered to meet OE specifications for dependable performance
• Designed and tested to strict quality standards to resist wear and electrical burnout
• Position-specific design for air inlet door control function
• Backed by Dorman's century of automotive expertise and engineering experience

This air inlet actuator is designed for specific vehicle applications and positions within the HVAC system. Because many vehicles use multiple actuators in different locations, it's important to verify this part matches your specific replacement needs. Common symptoms of a failed air inlet actuator include inability to switch between fresh air and recirculation modes, clicking noises from the dashboard, or inconsistent climate control operation.