Yes it is sitting on top of the heater plenum inside the car but the connector is under the hood here are 2 diagrams to show you the location and how to remove it.
Check out the diagrams (Below). Please let us know if you need anything else to get the problem fixed.
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.