Standard Motor Products ADR4395 HVAC Heater Blend Door Water Shutoff Actuator

The Standard Motor Products ADR4395 is a heater blend door and water shutoff actuator designed to control airflow and temperature regulation in your vehicle's HVAC system. This critical component works as an electric motor that manages the flow of air through various vents and controls the heating function by regulating airflow to and from the heater core.

Key Features:

• Dual-function design controls both blend door operation and water shutoff
• Precision electric motor ensures accurate temperature control
• Restores proper HVAC system operation and cabin comfort
• Direct replacement for worn or failed factory actuators
• Manufactured to OE specifications for reliable fit and performance
• Constructed with durable materials for long service life

When your blend door actuator fails, common symptoms include inconsistent cabin temperature, air flowing from incorrect vents, unusual clicking noises from the dashboard, or complete loss of heating or cooling function. The ADR4395 actuator replaces faulty units to restore proper climate control operation. Standard Motor Products has been manufacturing quality automotive replacement parts since 1919, utilizing advanced engineering and premium materials to deliver OE-level performance and reliability.