Where is the blend door actuator motor on 2005 Ford Five Hundred?

The blend door actuator motor on a 2005 Ford Five Hundred is located behind the dashboard, typically on the passenger side. You may need to remove the glove compartment and some panels to access it properly. It's usually mounted to the HVAC housing and controls the flow of air between the heater and the air conditioning system. If you're troubleshooting, ensure to check for any electrical connections and possible fault codes.