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Four Seasons 73472 HVAC Blend Door Actuator - Main
| Brand | Four Seasons 73472 |
|---|---|
| Position | Main |
| Door Linkage | Male |
| Mounting Ear Qty. | 3 |
| Style | HVAC Air Door Actuator |
| Terminal Pin Qty. | 4 |
| Product line | Air Door Actuator |
| Fits | Dodge · 17 vehicles |
Air door actuator. Controls HVAC airflow with a 4-pin electrical connection.
Male linkage. Designed with a male door linkage for straightforward integration.
3 mounting ears. Provides a secure, stable mounting setup.
Cross-references Four Seasons 73472, 604018 and 5012924AA for the same application. See all 6.
Four Seasons 73472 HVAC Air Door Actuator
The Four Seasons 73472 HVAC blend door actuator is a direct-fit air door actuator for select Dodge Ram trucks and Ramcharger applications. It is built with a male door linkage, 3 mounting ears, and a 4-pin terminal layout for the specified HVAC control setup.
Key Features
- Four Seasons Air Door Actuator line for HVAC blend door control
- Male door linkage for the listed application
- 3 mounting ears for secure installation alignment
- 4-terminal pin connector configuration
- Compatible with 1999-2002 Dodge Ram 1500, 2500, and 3500 Main HVAC position
- Compatible with 1999-2001 Dodge Ramcharger Main HVAC position
Product Details
This Four Seasons 73472 blend door actuator is used in the HVAC system to move the air door that directs cabin airflow and temperature blend. For Dodge Ram 1500, Ram 2500, Ram 3500, and Ramcharger models in the listed years, the actuator helps restore proper control of vent temperature and airflow routing when the original unit is worn or no longer responding correctly. This part cross-references 604018 and 5012924AA for the same application.
Common Issues It May Address
- Temperature stuck on hot or cold
- Airflow not changing between vents and defrost
- Clicking or ticking from behind the dash
- HVAC door movement loss or erratic operation
- Inconsistent cabin temperature control in Dodge Ram and Ramcharger models
Installation Notes and Tips
Verify the connector style, door linkage type, mounting ear count, and position before installation. Confirm the vehicle application against the listed fitment for 1999-2002 Dodge Ram 1500, 2500, and 3500 Main, as well as 1999-2001 Dodge Ramcharger Main. After installation, cycle the HVAC controls to allow the system to relearn door positions if required by the vehicle.
Quality Assurance
Four Seasons is a recognized HVAC parts brand with coverage across air conditioning and heating service components. Part number 73472 is cataloged for the specified fitment and interchange references to support accurate replacement selection.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2002 | Dodge | Ram 1500 | 5.9L | V8 | Main | Air Door Actuator |
| 2002 | Dodge | Ram 2500 | 8.0L | V10 | Main | Air Door Actuator |
| 2002 | Dodge | Ram 2500 | 5.9L | V8 | Main | Air Door Actuator |
| 2002 | Dodge | Ram 2500 | 5.9L | L6 | Main | Air Door Actuator |
| 2002 | Dodge | Ram 3500 | — | — | Main | Air Door Actuator |
| 2001 | Dodge | Ram 1500 | — | — | Main | Air Door Actuator |
| 2001 | Dodge | Ram 2500 | — | — | Main | Air Door Actuator |
| 2001 | Dodge | Ram 3500 | — | — | Main | Air Door Actuator |
| 2001 | Dodge | Ramcharger | — | — | Main | Air Door Actuator |
| 2000 | Dodge | Ram 1500 | — | — | Main | Air Door Actuator |
| 2000 | Dodge | Ram 2500 | — | — | Main | Air Door Actuator |
| 2000 | Dodge | Ram 3500 | — | — | Main | Air Door Actuator |
| 2000 | Dodge | Ramcharger | — | — | Main | Air Door Actuator |
| 1999 | Dodge | Ram 1500 | — | — | Main | Air Door Actuator |
| 1999 | Dodge | Ram 2500 | — | — | Main | Air Door Actuator |
| 1999 | Dodge | Ram 3500 | — | — | Main | Air Door Actuator |
| 1999 | Dodge | Ramcharger | — | — | Main | Air Door Actuator |
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