Four Seasons 73088 HVAC Mode Door Actuator

Four Seasons 73088 Air Door Actuator

The Four Seasons 73088 HVAC mode door actuator is built for vehicles that need precise control of airflow direction inside the cabin. This air door actuator uses a 5-pin terminal layout, a 3-ear mounting design, and an arm-style door linkage to help restore proper mode selection in the HVAC system.

Compatible with Volkswagen Golf, Jetta, Beetle, and Audi TT applications, this Four Seasons Air Door Actuator line is a direct-fit replacement for common HVAC mode door service needs. The 73088 part number is also cross-referenced with Dayco 73088 for the same application.

Key Features

• HVAC mode door actuator for air distribution control
• Arm-style door linkage for the specified HVAC door design
• 3 mounting ears for secure installation
• 5 terminal pins for the correct electrical connection
• OE-style replacement for select Volkswagen and Audi vehicles
• Four Seasons 73088 part number for easy identification

Detailed Description

Four Seasons 73088 is an HVAC Air Door Actuator used to move the mode door inside the climate control housing. When the actuator operates correctly, the system can direct air to the floor, dash, or defrost outlets as commanded by the controls. This part is listed for 2000-2004 Volkswagen Golf, 1999-2004 Volkswagen Jetta with floor application notes, 2000-2003 Audi TT, 2000-2003 Audi TT Quattro, and 1998-2001 Volkswagen Beetle with floor application notes. If you are searching for a Volkswagen Jetta HVAC mode door actuator or an Audi TT air door actuator, this part number should be checked against the vehicle’s original connector and mounting style.

Four Seasons 73088 also cross-references Global Parts Distributors LLC 1712287 and OE-style numbers including 1J1907511D and 604835 for the same application family.

Common Problems This Part Can Address

• Airflow stuck on one vent position
• No response when switching between floor, panel, and defrost modes
• Inconsistent cabin air direction
• Clicking or binding from the HVAC actuator area
• Loss of proper mode door movement in the climate control system

Installation Notes and Tips

Verify the connector style, 5-pin terminal count, and 3-ear mounting layout before installation. Confirm the vehicle application by year, make, model, and HVAC configuration, especially on Volkswagen Golf, Volkswagen Jetta, and Audi TT platforms. Access to the actuator is typically through the HVAC housing, so inspect the mode door and linkage for binding before replacing the unit.

Quality Assurance

Four Seasons supplies HVAC service parts for replacement applications, and this actuator is cataloged to match the specified door linkage and mounting configuration for the listed vehicles. Always confirm fitment against the original part number and vehicle build details before installation.