Where is the orifice tube

Hello, I'm Danny.

You will have to evacuate and recharge the system to replace the orifice tube. Here is a tutorial showing how to do so:

https://www.2carpros.com/articles/re-charge-an-air-conditioner-system

I've attached a few pictures of its location and step-by-step instructions below.Hope this helps and thanks for using 2CarPros.

Danny-