Welcome to the forum.

I have the real problem and I'm now going to tell you exactly what it is:



















Your mechanic is an idiot.


Now that you have recognized the real problem, follow Larry's advice as indicated above. Larry is usually short and to the point, so, if you are unsure of what he's talking about.........post again and we'll walk you through it.

You do need an ammeter that is capable of reading 100 milliamps or less.