Four Seasons 73481 HVAC Mode Door

Reliable HVAC Mode Door Replacement for Dodge Ram Trucks

The Four Seasons HVAC Blend Door Kit part number 73481 offers a precise replacement mode door designed specifically for Dodge Ram 1500, Ram 2500, and Ram 3500 models. This component ensures proper airflow control in your vehicle's HVAC system, particularly in defrost mode.

• OEM-quality plastic construction for durability
• Dimensions: 6.875 inches length, 4.75 inches height, 0.62 inches width
• Designed for mode door function, focusing on defrost mode operation
• Compatible with Dodge Ram 1500, 2500, and 3500 models
• Part number 73481 for accurate identification and fitment

About the Four Seasons HVAC Blend Door Kit

The HVAC Blend Door Kit product line by Four Seasons includes components engineered to restore proper airflow and temperature control within vehicle HVAC systems. The 73481 mode door is part of this line, providing a reliable replacement that maintains the integrity of the blend door mechanism, especially for defrost mode functionality in Dodge Ram trucks.

Product Details and Specifications

This replacement mode door is constructed from durable plastic, measuring 6.875 inches in length, 4.75 inches in height, and 0.62 inches in width. These precise dimensions ensure a proper fit and seamless integration with the HVAC system of Dodge Ram 1500, 2500, and 3500 models. The part is designed to control airflow direction specifically for defrost mode, helping maintain clear visibility and cabin comfort.

Common HVAC Issues Addressed

• Inconsistent or no airflow in defrost mode
• HVAC blend door stuck or broken causing temperature control problems
• Fogged or iced windshield due to improper defrost function
• Unusual noises from the HVAC system blend door area
• Failure of HVAC system to switch modes correctly

Installation Notes and Tips

Installation of the Four Seasons HVAC Blend Door Kit 73481 requires access to the vehicle’s HVAC housing. It is recommended to consult the Dodge Ram service manual for detailed instructions. Ensure the replacement door aligns correctly with the blend door actuator and other HVAC components to avoid airflow issues. Proper handling of the plastic part during installation will prevent damage.

Quality Assurance and Warranty

Four Seasons parts are manufactured to meet or exceed OEM standards, ensuring reliable performance and durability. The HVAC Blend Door Kit 73481 undergoes quality checks to maintain consistent fit and function. Warranty coverage details should be confirmed with the product documentation or supplier.