Four Seasons 73627 HVAC Mode Door Actuator

HVAC Mode Door Actuator for Bolt EV and Bolt EUV

Restore proper airflow direction in the cabin with this Four Seasons HVAC mode door actuator. Built for the Chevrolet Bolt EV and Bolt EUV, Part Number 73627 is a direct-fit HVAC air door actuator that helps control where conditioned air is routed through the dash vents, floor outlets, or defrost system.

• HVAC air door actuator for mode control
• Male door linkage for the specified application
• 3 mounting ears for secure installation
• 6-terminal pin electrical connection
• Four Seasons Part Number 73627

Application Details

Compatible with 2017-2023 Chevrolet Bolt EV and 2022-2023 Chevrolet Bolt EUV, this actuator is used in the HVAC system to move the mode door based on driver command. If your Chevrolet Bolt EV or Bolt EUV is not switching air direction correctly, Part Number 73627 provides the replacement needed to restore normal vent, floor, and defrost operation. This part cross-references ACDelco 42341662 for the same application.

Common Problems It Can Help Solve

• Airflow stuck at one outlet setting
• No response when changing from vent to floor or defrost
• Inconsistent HVAC mode selection
• Clicking or binding from the dash HVAC actuator area
• Loss of proper air distribution in the cabin

Installation Notes

Verify the connector style, linkage type, mounting ear layout, and terminal pin count before installation. Access to the HVAC case is typically required, so confirm the actuator location on the vehicle before removal. After installation, cycle the HVAC controls to ensure the mode door moves through all positions correctly.

Quality Assurance

Four Seasons engineers and tests its HVAC components for dependable operation, drawing on more than 50 years of mobile air conditioning experience. Part Number 73627 is built to meet the demands of everyday climate control service in the Chevrolet Bolt EV and Chevrolet Bolt EUV.