Four Seasons 73399 HVAC Mode Door Actuator - Left
OE Quality 60-Day Returns
Four Seasons
 Air Door Actuator

Four Seasons 73399 HVAC Mode Door Actuator - Left

Brand Four Seasons 73399
Position Left
Door Linkage Cam
Mounting Ear Qty. 4
Style HVAC Air Door Actuator
Terminal Pin Qty. 5
Product line Air Door Actuator
Fits Kia · 3 vehicles

Air door actuator. Controls HVAC airflow with a cam-style linkage.

5-pin design. Provides a straightforward electrical connection.

4 mounting ears. Helps secure the actuator in place.

Cross-references FEL-PRO 73399, 971543T000 and A60399 for the same application. See all 4.

$83.47Free shipping
In stock · usually ships same day before 1pm CST
Step 1 — Confirm fitment
Free return shipping if it doesn't fit when you check fitment here first.

Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
Step 2 — Quantity
Order total $83.47
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.
Not what you need? See all HVAC Mode Door Actuator options

Four Seasons 73399 HVAC Air Door Actuator

The Four Seasons 73399 Air Door Actuator is an HVAC mode door actuator built for precise control of air distribution inside the cabin. It uses a cam-style door linkage, a 5-pin terminal layout, and a 4-ear mounting design for direct replacement service on the specified application.

Compatible with 2015-2017 Kia K900 left-side HVAC air door actuator applications, this part supports accurate mode door movement for proper airflow direction. Four Seasons Air Door Actuator line components are selected for HVAC service where consistent door positioning matters.

Key Features

  • HVAC mode door actuator for cabin air distribution control
  • Cam door linkage design
  • 4 mounting ears for secure installation
  • 5-terminal pin configuration
  • Direct-fit replacement for Kia K900 left-side applications
  • Part number 73399 for identification and ordering

Detailed Description

Four Seasons 73399 is an HVAC air door actuator used to move the mode door inside the climate control system. In the 2015-2017 Kia K900, left-side fitment is listed for this actuator, making it a focused replacement for vehicles experiencing airflow direction problems. The cam linkage style and 5-pin electrical connection help match the original HVAC actuator layout for the application. If you are searching for a Kia K900 HVAC mode door actuator, Four Seasons 73399 is the cataloged part number to reference.

This part cross-references FEL-PRO 73399 for the same application.

Common Issues It May Solve

  • Airflow stuck on one vent setting
  • Inability to switch between floor, dash, or defrost modes
  • Clicking or binding from the HVAC dash area
  • Inconsistent cabin air direction control
  • Failed left-side HVAC mode door movement

Installation Notes and Tips

Verify the vehicle year, Kia K900 model, and left-side HVAC actuator location before installation. Compare the cam linkage, mounting ear layout, and 5-pin connector to the original unit to confirm match-up. After installation, cycle the climate control system through all mode settings to confirm smooth door movement and proper airflow routing.

Quality Assurance

Four Seasons HVAC components are cataloged for replacement service in automotive climate control systems. Part number 73399 is listed for the specified Kia K900 application and should be matched to the original actuator configuration before installation.

Related reading

This part fits 3 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
2017KiaK900LeftAir Door Actuator
2016KiaK900LeftAir Door Actuator
2015KiaK900LeftAir Door Actuator
Directly replaces or cross-references 4 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
FEL-PRO — 73399971543T000A60399BDAD1365