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Four Seasons 73763 HVAC Mode Door Actuator - Auxiliary
| Brand | Four Seasons 73763 |
|---|---|
| Position | Auxiliary |
| Door Linkage | Male |
| Mounting Ear Qty. | 4 |
| Style | Hvac air door actuator |
| Terminal Pin Qty. | 3 |
| Fits | INFINITI and Nissan · 16 vehicles |
Direct replacement. Built for the specified HVAC air door actuator application.
Secure mounting. Four mounting ears and a 3-terminal design support proper electrical and mechanical fit.
Proven experience. Backed by more than 50 years of mobile A/C engineering and testing.
Cross-references Four Seasons 73763 and 277413KA0A for the same application. See all 2.
Overview
Four Seasons 73763 is an HVAC mode door actuator for auxiliary climate control applications. It is built for direct replacement use on select Nissan and INFINITI models, with fitment that includes the Pathfinder, QX60, and JX35.
This part number 73763 is engineered for consistent door movement and dependable operation in the HVAC air door system. It cross-references 277413KA0A for the same application.
Key Features
- HVAC air door actuator style for auxiliary climate control operation
- Male door linkage for the specified application
- 3-terminal pin design for electrical connection
- 4 mounting ears for secure installation geometry
- Four Seasons part number 73763
Detailed Description
Four Seasons 73763 is an HVAC mode door actuator used in auxiliary climate control systems where precise air door movement is required. The actuator is specified for 2013-2020 Nissan Pathfinder, 2014-2020 INFINITI QX60, and 2013 INFINITI JX35 auxiliary applications. For buyers searching for a Nissan Pathfinder HVAC mode door actuator or an INFINITI QX60 auxiliary air door actuator, this part number 73763 provides a direct-fit replacement option for the listed vehicles.
Four Seasons draws on more than 50 years of mobile A/C experience, and its products are engineered and tested for long service life. If you are replacing a worn HVAC actuator that causes inconsistent airflow control, this component addresses the mechanical and electrical interface used by the system.
Common Issues This Part Can Address
- Incorrect airflow direction from the HVAC system
- Loss of control over auxiliary air door movement
- Clicking or binding from a failing actuator
- Inconsistent temperature or vent selection
- Electrical actuator response problems in the climate control system
Installation Notes
Verify connector style, terminal count, linkage type, and mounting ear layout before installation. Confirm auxiliary position fitment against the vehicle application data for the Nissan Pathfinder, INFINITI QX60, or INFINITI JX35. Match the existing actuator configuration to part number 73763 to ensure proper fit and operation.
Quality Assurance
Four Seasons states that its products are engineered and tested for years of trouble-free operation, backed by more than 50 years of mobile A/C experience.
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2020 | INFINITI | QX60 | Auxiliary | — |
| 2020 | Nissan | Pathfinder | Auxiliary | — |
| 2019 | INFINITI | QX60 | Auxiliary | — |
| 2019 | Nissan | Pathfinder | Auxiliary | — |
| 2018 | INFINITI | QX60 | Auxiliary | — |
| 2018 | Nissan | Pathfinder | Auxiliary | — |
| 2017 | INFINITI | QX60 | Auxiliary | — |
| 2017 | Nissan | Pathfinder | Auxiliary | — |
| 2016 | INFINITI | QX60 | Auxiliary | — |
| 2016 | Nissan | Pathfinder | Auxiliary | — |
| 2015 | INFINITI | QX60 | Auxiliary | — |
| 2015 | Nissan | Pathfinder | Auxiliary | — |
| 2014 | INFINITI | QX60 | Auxiliary | — |
| 2014 | Nissan | Pathfinder | Auxiliary | — |
| 2013 | INFINITI | JX35 | Auxiliary | — |
| 2013 | Nissan | Pathfinder | Auxiliary | — |
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