Be open to asking any questions that cross your mind. Auto repair is a very complex thing.
You will have questions, and don't feel intimidated about asking them. https://www.webwiki.com/auto-works.cc/%D9%84%D9%8A%D9%83%D9%8A-%D9%85%D9%88%D9%84%D9%8A-%D8%B2%D9%8A%D8%AA-%D9%85%D8%AD%D8%B1%D9%83-5w-40