It wont send heat to the floor

Hello,

This sounds like a blend door actuator for the mode control is not working this guide will give you an idea of what you are in for when doing eh job as well as diagrams below to show you what is it like on your car.

https://www.2carpros.com/articles/replace-blend-door-motor

Check out the diagrams (Below). Please let us know if you need anything else to get the problem fixed.

Cheers