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Four Seasons 73191 HVAC Blend Door Actuator - Left Main
| Brand | Four Seasons 73191 |
|---|---|
| Position | Left Main |
| Door Linkage | Arm |
| Mounting Ear Qty. | 4 |
| Style | HVAC Air Door Actuator |
| Terminal Pin Qty. | 5 |
| Product line | Air Door Actuator |
| Fits | Chevrolet and Pontiac · 13 vehicles |
Air door actuator. Controls HVAC airflow with a 5-pin electrical connection.
Arm linkage. Built with an arm-style door linkage for precise movement.
4 mounting ears. Provides a secure, stable installation.
Cross-references Four Seasons 73191, Global Parts Distributors LLC 1712332 and 604191 for the same application. See all 8.
Four Seasons 73191 HVAC Air Door Actuator
Four Seasons 73191 is an HVAC blend door actuator built for precise control of air door movement in the climate system. It uses a 5-terminal pin layout, an arm-style door linkage, and a 4-ear mounting design for direct replacement service on select Chevrolet and Pontiac applications.
Key Features
- Brand: Four Seasons Air Door Actuator line
- Part number: 73191
- HVAC blend door actuator for air distribution and temperature control
- Arm-style door linkage for the actuator output
- 4 mounting ears for secure installation
- 5-terminal pin electrical connection
- Compatible with select Chevrolet Caprice, Chevrolet SS, and Pontiac G8 applications
Product Details
This Four Seasons 73191 HVAC air door actuator is used in the climate control system to move the blend door and regulate airflow through the HVAC case. The Air Door Actuator product line focuses on replacement components for vehicles that need accurate door positioning for cabin temperature and vent control. For buyers searching for a Chevrolet Caprice blend door actuator or a Pontiac G8 HVAC actuator, this part number is a direct reference point for the correct application.
This part cross-references Global Parts Distributors LLC 1712332 for the same application.
Fitment
- Fits 2011-2017 Chevrolet Caprice, Left Main, Air Door Actuator
- Fits 2014-2017 Chevrolet SS, Left Main, Air Door Actuator
- Fits 2008-2009 Pontiac G8, Left Main, Air Door Actuator
Common Issues This Part May Address
- Incorrect cabin temperature control from a worn blend door actuator
- Airflow stuck on one vent setting due to actuator failure
- Clicking or repeated movement from a damaged HVAC actuator gear set
- Loss of response when changing temperature or mode settings
- Uneven air distribution in the left main HVAC circuit
Installation Notes and Tips
Verify the connector style, mounting ear layout, and door linkage type before installation. Confirm the vehicle position as Left Main and match the part number 73191 to the original actuator configuration on the vehicle. 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 aftermarket brand in HVAC replacement parts, and this actuator is cataloged for the listed Chevrolet and Pontiac applications. Use the confirmed fitment data to match the correct vehicle, position, and electrical connection before ordering.
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2017 | Chevrolet | Caprice | Left Main | Air Door Actuator |
| 2017 | Chevrolet | SS | Left Main | Air Door Actuator |
| 2016 | Chevrolet | Caprice | Left Main | Air Door Actuator |
| 2016 | Chevrolet | SS | Left Main | Air Door Actuator |
| 2015 | Chevrolet | Caprice | Left Main | Air Door Actuator |
| 2015 | Chevrolet | SS | Left Main | Air Door Actuator |
| 2014 | Chevrolet | Caprice | Left Main | Air Door Actuator |
| 2014 | Chevrolet | SS | Left Main | Air Door Actuator |
| 2013 | Chevrolet | Caprice | Left Main | Air Door Actuator |
| 2012 | Chevrolet | Caprice | Left Main | Air Door Actuator |
| 2011 | Chevrolet | Caprice | Left Main | Air Door Actuator |
| 2009 | Pontiac | G8 | Left Main | Air Door Actuator |
| 2008 | Pontiac | G8 | Left Main | Air Door Actuator |
| No rows match your filter. | ||||