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Four Seasons 73760 HVAC Mode Door Actuator - Left or Main
| Brand | Four Seasons 73760 |
|---|---|
| Position | Left and Main |
| Door Linkage | Arm |
| Mounting Ear Qty. | 4 |
| Style | Hvac air door actuator |
| Terminal Pin Qty. | 3 |
| Fits | INFINITI and Nissan · 52 vehicles |
OE-style replacement. Direct-fit HVAC air door actuator for the specified climate control system.
Arm linkage design. Built with a 4-ear mount and 3-pin terminal layout for the listed application.
Four Seasons 73760. Backed by more than 50 years of mobile A/C experience.
Cross-references Four Seasons 73760 and 271411LA0A for the same application. See all 2.
HVAC Mode Door Actuator Overview
The Four Seasons 73760 HVAC mode door actuator is built for vehicles that need precise air-door movement inside the climate control system. It is a direct-fit style replacement for select INFINITI and Nissan applications, including the QX80, Armada, QX56, and NV series.
With an arm-style door linkage, a 4-ear mounting design, and a 3-pin terminal layout, this actuator is configured for the specified HVAC air door setup. Four Seasons part number 73760 is engineered for dependable operation in the mode door circuit.
- Arm-style HVAC air door actuator for controlled airflow direction
- 4 mounting ears for secure attachment to the HVAC housing
- 3-terminal electrical connection for the specified control circuit
- Direct-fit replacement for select INFINITI and Nissan HVAC systems
- Four Seasons part number 73760 for easy identification
Fitment Details
Compatible with 2014-2024 INFINITI QX80, left; 2017-2024 Nissan Armada, left; 2012-2021 Nissan NV1500, N/A; 2012-2021 Nissan NV2500, N/A; 2021 Nissan NV3500, panel/floor; 2012-2020 Nissan NV3500, main; and 2011-2013 INFINITI QX56, left.
This HVAC mode door actuator helps restore proper air distribution when the original unit no longer moves the blend or mode door correctly. It is a practical replacement for climate control systems that need accurate airflow routing in INFINITI QX80 and Nissan Armada applications, and Four Seasons 73760 is also referenced by OE number 271411LA0A.
Common Issues It Can Address
- Airflow stuck on one vent setting
- Inconsistent mode changes between defrost, panel, and floor outlets
- Clicking or binding from a worn actuator
- Loss of HVAC door movement due to electrical or linkage wear
- Climate control response that no longer matches the selected setting
Installation Notes
Verify the vehicle’s HVAC configuration, position, and connector style before installation. Match the arm linkage, mounting ear layout, and terminal count to the original actuator for proper fitment. After installation, confirm that the mode door cycles through all commanded positions.
Quality Assurance
Four Seasons states that its products are engineered and tested for years of trouble-free operation, drawing on more than 50 years of mobile A/C experience. Part number 73760 is built to support reliable HVAC operation in the specified applications.
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2024 | INFINITI | QX80 | Left | — |
| 2024 | Nissan | Armada | Left | — |
| 2023 | INFINITI | QX80 | Left | — |
| 2023 | Nissan | Armada | Left | — |
| 2022 | INFINITI | QX80 | Left | — |
| 2022 | Nissan | Armada | Left | — |
| 2021 | INFINITI | QX80 | Left | — |
| 2021 | Nissan | Armada | Left | — |
| 2021 | Nissan | NV1500 | N/A | — |
| 2021 | Nissan | NV2500 | N/A | — |
| 2021 | Nissan | NV3500 | N/A | Panel/Floor |
| 2020 | INFINITI | QX80 | Left | — |
| 2020 | Nissan | Armada | Left | — |
| 2020 | Nissan | NV1500 | N/A | — |
| 2020 | Nissan | NV2500 | N/A | — |
| 2020 | Nissan | NV3500 | Main | — |
| 2019 | INFINITI | QX80 | Left | — |
| 2019 | Nissan | Armada | Left | — |
| 2019 | Nissan | NV1500 | N/A | — |
| 2019 | Nissan | NV2500 | N/A | — |
| 2019 | Nissan | NV3500 | Main | — |
| 2018 | INFINITI | QX80 | Left | — |
| 2018 | Nissan | Armada | Left | — |
| 2018 | Nissan | NV1500 | N/A | — |
| 2018 | Nissan | NV2500 | N/A | — |
| 2018 | Nissan | NV3500 | Main | — |
| 2017 | INFINITI | QX80 | Left | — |
| 2017 | Nissan | Armada | Left | — |
| 2017 | Nissan | NV1500 | N/A | — |
| 2017 | Nissan | NV2500 | N/A | — |
| 2017 | Nissan | NV3500 | Main | — |
| 2016 | INFINITI | QX80 | Left | — |
| 2016 | Nissan | NV1500 | N/A | — |
| 2016 | Nissan | NV2500 | N/A | — |
| 2016 | Nissan | NV3500 | Main | — |
| 2015 | INFINITI | QX80 | Left | — |
| 2015 | Nissan | NV1500 | N/A | — |
| 2015 | Nissan | NV2500 | N/A | — |
| 2015 | Nissan | NV3500 | Main | — |
| 2014 | INFINITI | QX80 | Left | — |
| 2014 | Nissan | NV1500 | N/A | — |
| 2014 | Nissan | NV2500 | N/A | — |
| 2014 | Nissan | NV3500 | Main | — |
| 2013 | INFINITI | QX56 | Left | — |
| 2013 | Nissan | NV1500 | N/A | — |
| 2013 | Nissan | NV2500 | N/A | — |
| 2013 | Nissan | NV3500 | Main | — |
| 2012 | INFINITI | QX56 | Left | — |
| 2012 | Nissan | NV1500 | N/A | — |
| 2012 | Nissan | NV2500 | N/A | — |
| 2012 | Nissan | NV3500 | Main | — |
| 2011 | INFINITI | QX56 | Left | — |
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