Dorman 604-357 HVAC Blend Door Actuator - Main

Overview of Dorman HVAC Blend Door Actuator 604-357

The Dorman HVAC Blend Door Actuator 604-357 is designed to restore proper airflow control in your Acura or Honda vehicle's climate system. This actuator features a rotary switch activation type and is compatible with select Acura and Honda models, including the Accord, MDX, and Odyssey.

• Rotary switch activation for precise blend door movement
• Seven male blade terminals for secure electrical connections
• Durable plastic construction for reliable operation
• Compatible with Acura Accord, MDX, and Honda Odyssey models
• Includes one air door actuator per package

Detailed Product Description

The Dorman 604-357 HVAC Blend Door Actuator is engineered to control the blend door within the heating, ventilation, and air conditioning system. Its rotary switch activation type allows for smooth and accurate adjustment of airflow temperature by regulating the blend door position. The actuator connects via seven male blade terminals, ensuring a stable and consistent electrical interface. Constructed from durable plastic materials, this actuator is built to withstand the demands of daily vehicle operation while maintaining performance. This part is specifically designed for use in Acura Accord, Acura MDX, and Honda Odyssey models, providing a direct replacement for the original equipment part.

Common Applications and Issues Resolved

• Restores proper temperature control when blend door fails to move
• Eliminates inconsistent or stuck airflow direction in HVAC system
• Resolves clicking or knocking noises from blend door actuator area
• Fixes HVAC system errors related to blend door position sensor
• Improves overall climate control responsiveness in Acura and Honda vehicles

Installation Notes and Tips

When installing the Dorman 604-357 blend door actuator, ensure the vehicle's battery is disconnected to prevent electrical shorts. Carefully remove the faulty actuator from the HVAC housing, noting the orientation and connector placement. Connect the seven male blade terminals securely to the vehicle wiring harness. Verify the actuator's rotary switch moves freely without obstruction before reassembling the dashboard components. Testing the HVAC system after installation is recommended to confirm proper operation.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 604-357 blend door actuator undergoes quality control inspections to ensure reliable performance. While specific warranty details are not provided here, Dorman typically offers limited warranties on their replacement parts. Consult product documentation or the supplier for exact warranty terms.