If you're experiencing issues with your vehicle's AC system not blowing air out of the vent and instead only blowing through the floor vents, and your radio is not functioning, it's possible that there may be an electrical or control issue in your vehicle. Here are a few troubleshooting steps you can try:
Check the Blend Door Actuator: The blend door actuator controls the direction of airflow in your vehicle's HVAC system. If it fails or gets stuck, it can cause the air to only come out of specific vents. Locate the blend door actuator in your vehicle (consult the owner's manual or seek online resources for its location) and check if it's functioning properly. If it's faulty, it may need to be replaced.
Inspect the Control Panel: The control panel in your vehicle allows you to select the desired airflow direction. If the radio is not working, it's possible that the control panel or its wiring may have an issue. Check for any loose connections, blown fuses, or visible damage. If necessary, consider having a professional inspect and repair the control panel.
Check for Faulty Wiring or Connections: Electrical issues can sometimes cause problems with the AC system and other components in the vehicle. Inspect the wiring and connections related to the AC system and radio. Look for any loose, damaged, or disconnected wires. Repair or reconnect any faulty wiring that you find.
Consult a Professional: If the above steps do not resolve the issue, it's recommended to consult a professional mechanic or technician who specializes in automotive electrical systems. They will have the necessary tools and expertise to diagnose and repair any complex electrical issues affecting your AC system and radio.
Remember, troubleshooting electrical issues in a vehicle can be complex, and it's essential to prioritize your safety and consult a qualified professional if you are unsure or uncomfortable performing the repairs yourself.