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Four Seasons 73797 HVAC Mode Door Actuator
| Brand | Four Seasons 73797 |
|---|---|
| Door Linkage | Arm |
| Mounting Ear Qty. | 3 |
| Style | Hvac air door actuator |
| Terminal Pin Qty. | 6 |
| Fits | Subaru · 14 vehicles |
Direct-fit replacement. HVAC air door actuator for precise climate control operation.
Arm linkage design. Built with a 6-terminal connection and 3 mounting ears.
Proven brand experience. Backed by Four Seasons' 50+ years in mobile A/C components.
Cross-references Four Seasons 73797, 72131FG020 and 72131FG021 for the same application. See all 4.
Will it fit your vehicle?
Free return shipping if it doesn't fit.
HVAC Mode Door Actuator Overview
The Four Seasons 73797 HVAC mode door actuator is built for climate control systems that need precise air-door movement and reliable operation. It is a direct-fit style replacement for select Subaru applications, including Subaru Impreza, Subaru Forester, Subaru WRX, and Subaru WRX STI models.
Key Features
- HVAC air door actuator style for mode door control
- Arm-style door linkage for actuator movement
- 3 mounting ears for secure installation
- 6-terminal electrical connection
- Four Seasons 73797 replacement part number
Detailed Description
This HVAC mode door actuator is designed to control the position of the air door inside the heating and air conditioning system, helping direct airflow to the selected vents. The arm linkage and 6-pin terminal layout support accurate electrical and mechanical operation in compatible Subaru HVAC systems. Fits 2008-2014 Subaru Impreza, N/A; Fits 2009-2013 Subaru Forester, N/A; Fits 2013 Subaru WRX, N/A; Fits 2013 Subaru WRX STI, N/A. This part cross-references Subaru OE numbers 72131FG020 and 72131FG021 for the same application. Four Seasons 73797 is backed by the brand's long history in mobile A/C components and testing-focused product development.
Common Uses
- Restores proper vent selection when airflow will not change modes
- Addresses inconsistent air distribution between defrost, panel, and floor settings
- Helps correct clicking or binding from a worn actuator
- Replaces a failed HVAC air door actuator in the climate control system
Installation Notes
Verify connector style, mounting ear layout, and door linkage design before installation. Confirm the vehicle's HVAC system uses the same actuator configuration as the original unit. Use the part number 73797 to match the correct replacement for the application.
Quality Assurance
Four Seasons engineers and tests its products for dependable operation, drawing on more than 50 years of mobile A/C experience. The 73797 actuator is built for long-term service in the HVAC system.
| Year | Make | Model | Liters | Cylinders | Notes |
|---|---|---|---|---|---|
| 2014 | Subaru | Impreza | 2.5L | H4 | — |
| 2013 | Subaru | Forester | — | — | — |
| 2013 | Subaru | Impreza | 2.5L | H4 | — |
| 2013 | Subaru | WRX | — | — | — |
| 2013 | Subaru | WRX STI | — | — | — |
| 2012 | Subaru | Forester | — | — | — |
| 2012 | Subaru | Impreza | 2.5L | H4 | — |
| 2011 | Subaru | Forester | — | — | — |
| 2011 | Subaru | Impreza | 2.5L | H4 | — |
| 2010 | Subaru | Forester | — | — | — |
| 2010 | Subaru | Impreza | — | — | — |
| 2009 | Subaru | Forester | — | — | — |
| 2009 | Subaru | Impreza | — | — | — |
| 2008 | Subaru | Impreza | — | — | — |
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