Four Seasons 73238 HVAC Blend Door Actuator - Left Main or Main

Four Seasons 73238 Air Door Actuator Overview

Four Seasons 73238 is an HVAC blend door actuator built for vehicles that use an arm-style door linkage and a 4-pin terminal layout. It helps control air direction inside the climate system, supporting proper temperature and airflow management in the cabin.

This Four Seasons Air Door Actuator line is focused on direct-fit HVAC service parts for common GM applications, including Buick Rendezvous, Pontiac Aztek, Oldsmobile Silhouette, and Pontiac Montana models with the listed positions.

Key Features

• Arm-style door linkage for HVAC air door operation
• 3 mounting ears for secure installation
• 4-terminal pin configuration
• HVAC air door actuator style for blend or recirculation door service
• Direct replacement part number 73238 for listed applications

Detailed Description

Four Seasons 73238 is an HVAC blend door actuator used to move the air door inside the heating and air conditioning case. By responding to climate control commands, it helps regulate how air is routed through the system for heat, cool air, and defrost functions. This part number 73238 is listed for 2001-2005 Pontiac Aztek, Main; 2001-2004 Pontiac Montana, Main; 2002-2007 Buick Rendezvous, Main; and 2001-2004 Oldsmobile Silhouette, Main. It is also listed for Buick Rendezvous and Oldsmobile Silhouette in Left Main positions when the vehicle is equipped for Dual Zone Climate Control recirculation door actuator service.

This part cross-references Global Parts Distributors LLC 1712366 for the same application.

What It Helps Address

• Incorrect cabin temperature control
• Airflow stuck on one vent or mode setting
• Blend door movement problems inside the HVAC case
• Recirculation door actuator issues on listed dual-zone applications
• Climate control response problems in Buick Rendezvous, Pontiac Aztek, Oldsmobile Silhouette, and Pontiac Montana models

Installation Notes and Tips

Verify the actuator style, arm linkage, mounting ear count, and 4-pin connector before installation. Confirm the position on the vehicle, since this part is listed for Main and Left Main applications depending on the model and climate control setup. For Buick Rendezvous and Oldsmobile Silhouette dual-zone systems, match the Left Main recirculation door application exactly to the vehicle configuration.

Quality Assurance

Four Seasons supplies HVAC service parts for replacement use in climate control systems. Confirm fitment by year, make, model, position, and HVAC configuration before ordering to ensure the correct Four Seasons 73238 actuator for the vehicle.