Global Parts 1712331 HVAC Mode Door Actuator

HVAC Mode Door Actuator for Chevrolet and Pontiac

Global Parts 1712331 is an HVAC mode door actuator that helps control where conditioned air is directed inside the cabin. It is a direct-fit replacement for select Chevrolet Caprice and Pontiac G8 applications with factory climate control routing.

• HVAC mode door actuator for vent selection and airflow direction control
• Paraphrases the factory function of opening and closing selected vents
• Supports climate system response to selected cabin settings
• Cross-references Dorman OE Solutions 604-189 for the same application
• Cross-references Four Seasons 73189 for the same application

Detailed Product Information

The Global Parts 1712331 actuator is used in the HVAC system to move the mode door, which directs air to the floor, panel, defrost, or other selected outlets depending on vehicle configuration. In systems like the Chevrolet Caprice and Pontiac G8, a worn actuator can prevent the HVAC doors from responding correctly to temperature and vent commands. This part number 1712331 is listed for 2014-2015 Chevrolet Caprice, 2013 Chevrolet Caprice, 2011-2012 Chevrolet Caprice, and 2008-2009 Pontiac G8 applications.

Common Issues This Part May Address

• Airflow stuck on one vent setting
• No response when changing HVAC mode selections
• Improper air distribution between dash, floor, and defrost outlets
• Clicking or repeated movement from a failing actuator
• Loss of vent control in Chevrolet Caprice or Pontiac G8 HVAC systems

Installation Notes and Tips

Verify the vehicle year, make, model, and HVAC position before ordering. For Chevrolet Caprice applications, confirm whether the vehicle uses the mode door actuator location identified as No. 1 or No. 3 in the fitment notes. For Pontiac G8 applications, confirm the fresh air recirculation configuration noted in the listing. After installation, cycle the HVAC controls to allow the actuator to relearn its range if required by the vehicle system.

Quality Assurance

Global Parts 1712331 is cataloged as an OE-style HVAC replacement for the listed Chevrolet Caprice and Pontiac G8 applications. It is referenced against Dorman OE Solutions 604-189 and Four Seasons 73189 for the same use case.