he says I need a new brake master

Here are some guides that will help with replacing the master:

https://www.2carpros.com/articles/how-to-replace-a-brake-master-cylinder

https://www.2carpros.com/articles/how-to-bleed-or-flush-a-car-brake-system

Below you will find the process from the manual on how to replace this. Please run through this material and let me know if there are questions.

Thanks

My inquiry was in 2016! No longer have that car.