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Four Seasons 73698 HVAC Recirculation Door Actuator
| Brand | Four Seasons 73698 |
|---|---|
| Door Linkage | Arm |
| Mounting Ear Qty. | 4 |
| Style | Hvac air door actuator |
| Terminal Pin Qty. | 3 |
| Fits | INFINITI and Nissan · 14 vehicles |
HVAC air door actuator. Controls airflow doors with a 3-pin electrical connection.
Arm linkage. Uses an arm-style linkage for precise door movement.
Four Seasons experience. Backed by decades of mobile A/C expertise.
Cross-references Four Seasons 73698, 277305NA0A and ACT2047IM for the same application. See all 5.
Will it fit your vehicle?
Free return shipping if it doesn't fit.
HVAC Recirculation Door Actuator for Nissan and INFINITI
Restore proper cabin air control with this Four Seasons HVAC recirculation door actuator. Built for precise movement of the HVAC air door, it helps the system switch between fresh and recirculated air as commanded by the climate controls.
Four Seasons Part Number 73698 is engineered and tested for dependable operation, with a 3-pin terminal design, arm-style door linkage, and 4 mounting ears for a secure fit in the HVAC housing.
Key Features
- HVAC air door actuator for recirculation door operation
- Arm-style door linkage for controlled door movement
- 4 mounting ears for stable installation
- 3-terminal pin electrical connection
- Four Seasons Part Number 73698
- Cross-reference: Nissan 277305NA0A
Detailed Description
This HVAC recirculation door actuator is a direct-fit replacement for select Nissan and INFINITI applications, including 2020-2024 Nissan Sentra, 2019-2022 Nissan Altima, 2019-2020 INFINITI QX50, and 2022-2024 INFINITI QX55. If your climate system is not changing air source correctly, Four Seasons 73698 helps restore normal recirculation door movement and HVAC control response. The part number 73698 is also referenced by aftermarket numbers such as ACT2047IM.
Four Seasons backs this component with more than 50 years of mobile A/C experience, and the manufacturer states that its products are engineered and tested for years of trouble-free operation. For buyers searching for a Nissan Sentra HVAC recirculation door actuator, Nissan Altima air door actuator, or INFINITI QX50/QX55 HVAC actuator replacement, this part provides the correct style and connection details for the listed vehicles.
What It Helps Fix
- Recirculation door stuck in one position
- HVAC system failing to switch between fresh and recirculated air
- Improper airflow control from the climate system
- Clicking or inconsistent actuator movement behind the dash
- Loss of cabin air control on listed Nissan and INFINITI models
Installation Notes and Tips
Verify the original actuator’s connector, mounting style, and linkage before installation. This part uses an arm linkage, 4 mounting ears, and a 3-pin terminal layout, so matching the OE configuration is important for proper fitment. After installation, recalibrate or cycle the HVAC controls if the vehicle service procedure calls for it.
Quality Assurance
Four Seasons manufactures HVAC components with a focus on long-term operation and tested performance. Part Number 73698 is built to meet the needs of the listed Nissan and INFINITI applications and is supported by the brand’s extensive mobile A/C experience.
| Year | Make | Model | Notes |
|---|---|---|---|
| 2024 | INFINITI | QX55 | — |
| 2024 | Nissan | Sentra | — |
| 2023 | INFINITI | QX55 | — |
| 2023 | Nissan | Sentra | — |
| 2022 | INFINITI | QX55 | — |
| 2022 | Nissan | Altima | — |
| 2022 | Nissan | Sentra | — |
| 2021 | Nissan | Altima | — |
| 2021 | Nissan | Sentra | — |
| 2020 | INFINITI | QX50 | — |
| 2020 | Nissan | Altima | — |
| 2020 | Nissan | Sentra | — |
| 2019 | INFINITI | QX50 | — |
| 2019 | Nissan | Altima | — |
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