Four Seasons 73339 HVAC Mode Door Actuator

Four Seasons 73339 HVAC Mode Door Actuator

The Four Seasons 73339 Air Door Actuator is an HVAC mode door actuator built for precise control of air distribution inside the cabin. It is used in systems that direct airflow between defrost, panel, and floor outlets, and it also supports recirculation door functionality on select applications.

Compatible with Jeep Wrangler, Jeep Wrangler JK, and Chevrolet Corvette applications listed below, this HVAC air door actuator is identified by part number 73339 and is part of the Four Seasons Air Door Actuator line.

Key Features

• HVAC mode door actuator for air distribution control
• Male door linkage
• 3 mounting ears for secure installation
• 5-terminal pin electrical connection
• Four Seasons part number 73339
• Cross-references A60339 for the same application

Product Details

Four Seasons 73339 is an HVAC Air Door Actuator designed for vehicles that use an electronically controlled mode door or recirculation door. The male linkage style, 3-ear mounting design, and 5-pin terminal layout help match the original actuator configuration on supported Jeep Wrangler, Jeep Wrangler JK, and Chevrolet Corvette fitments. If you are replacing a failed HVAC mode door actuator, this part number 73339 provides a direct replacement path for the listed applications.

The Four Seasons Air Door Actuator product line focuses on HVAC control components used to manage cabin airflow direction. For drivers searching for a Jeep Wrangler HVAC mode door actuator or a Chevrolet Corvette air door actuator, this unit matches the fitment and connector style shown in the catalog data.

Common Problems This Part Can Address

• Airflow stuck on one vent setting
• No change between defrost, panel, and floor modes
• Recirculation door not responding
• Clicking or repeated movement from the HVAC dash area
• Loss of proper cabin air direction control

Installation Notes and Tips

Verify the connector style, mounting ear count, and linkage type before installation. This actuator uses a 5-terminal pin layout and male door linkage, so matching the original unit is important for proper HVAC operation. Confirm vehicle build date on 2018 Jeep Wrangler and 2018 Jeep Wrangler JK models, since fitment begins from 4/2018. For best results, compare the original part number and actuator shape before replacement.

• Fits 2019-2024 Jeep Wrangler, N/A
• Fits 2018 Jeep Wrangler, N/A, from 4/2018
• Fits 2018 Jeep Wrangler JK, N/A, from 4/2018
• Fits 2014-2019 Chevrolet Corvette, N/A; HVAC Mode Door Actuator controls recirculation door functionality.

Quality Assurance

Four Seasons is a recognized aftermarket brand for HVAC control components, and part number 73339 is cataloged with defined fitment, linkage style, mounting configuration, and terminal count to support accurate replacement selection.