Four Seasons 73316 HVAC Recirculation Door Actuator

Four Seasons 73316 Air Door Actuator

The Four Seasons 73316 is an HVAC recirculation door actuator built for vehicles with a male door linkage, 4 mounting ears, and a 5-pin terminal layout. It is a direct-fit air door actuator for select Cadillac ATS and Cadillac CTS applications with Start/Stop feature coverage.

Key Features

• Four Seasons Air Door Actuator line for HVAC recirculation door control
• Male door linkage for the specified HVAC door connection
• 4 mounting ears for secure in-dash installation
• 5-terminal pin configuration
• Direct replacement part number 73316
• Cross-reference application support for 604181 and 22945559

Product Details

This HVAC air door actuator controls the movement of the recirculation door inside the climate system, helping route cabin air as the system commands. The Four Seasons 73316 is specified for 2013-2019 Cadillac ATS models with Start/Stop Feature and 2019 Cadillac CTS models with Start/Stop Feature. If you are searching for a Cadillac ATS HVAC recirculation door actuator or a Cadillac CTS air door actuator, this part number 73316 matches the listed fitment and connector style.

The Four Seasons Air Door Actuator product line focuses on replacement HVAC control components for vehicles that require accurate door movement and electrical interface matching. This unit uses the listed male linkage, mounting-ear layout, and 5-pin terminal count to align with the original application requirements.

What It Helps Fix

• Recirculation door stuck in one position
• Improper cabin air routing through the HVAC system
• Loss of response from the climate control door actuator
• Clicking or inconsistent HVAC door movement
• Temperature or airflow control issues tied to the air door mechanism

Installation Notes

Verify the connector style, door linkage, mounting-ear count, and vehicle equipment before installation. This part is listed for N/A position applications and should be matched to the original actuator location in the HVAC housing. Confirm fitment for 2013-2019 Cadillac ATS and 2019 Cadillac CTS with Start/Stop Feature before ordering.

Quality Assurance

Four Seasons replacement HVAC components are cataloged to match the specified application details, including linkage style, terminal count, and mounting configuration. Part number 73316 is also referenced by 604181 and 22945559 for the same application.