Four Seasons 73538 HVAC Recirculation Door Actuator

Overview of Four Seasons HVAC Recirculation Door Actuator 73538

The Four Seasons HVAC Recirculation Door Actuator 73538 is designed to control the air recirculation door in select Buick, Cadillac, and Chevrolet vehicles. This actuator features a female door linkage and is engineered to provide reliable operation for HVAC air door control in models such as the Buick Encore, Cadillac ELR, and Chevrolet Spark EV.

• Female door linkage for secure connection
• Three mounting ears for stable installation
• Six terminal pins ensuring proper electrical connectivity
• HVAC air door actuator style for precise air flow control

Detailed Product Description

This HVAC recirculation door actuator from Four Seasons, part number 73538, is built to regulate the air door movement within the heating, ventilation, and air conditioning system. The actuator’s female door linkage allows for a firm attachment to the HVAC door mechanism, while the three mounting ears provide a stable and vibration-resistant fit. With six terminal pins, this actuator ensures consistent electrical connection and communication with the vehicle’s climate control system. It is specifically designed for compatibility with Buick Encore, Cadillac ELR, and Chevrolet Spark, Spark Classic, Spark EV, and Volt models, making it a precise replacement part for these vehicles.

Common Applications and Issues Addressed

• Restores proper air recirculation function in HVAC systems
• Resolves issues with inconsistent cabin temperature control
• Fixes HVAC door stuck in open or closed position
• Eliminates unusual noises from faulty door actuators
• Improves overall climate control responsiveness in compatible vehicles

Installation Notes and Tips

When installing the Four Seasons HVAC Recirculation Door Actuator 73538, ensure the female door linkage aligns correctly with the HVAC door mechanism. Secure the actuator using the three mounting ears to prevent movement or vibration. Verify that all six terminal pins are properly connected to the vehicle’s wiring harness to maintain electrical integrity. It is recommended to consult the vehicle’s service manual for specific removal and installation procedures related to Buick Encore, Cadillac ELR, or Chevrolet Spark models.

Quality Assurance and Warranty

Four Seasons manufactures this HVAC recirculation door actuator to meet or exceed OEM specifications for durability and performance. While specific warranty details are not provided here, Four Seasons products typically come with a limited warranty covering defects in materials and workmanship. For exact warranty terms, refer to the product packaging or contact Four Seasons directly.