 You know, it's probably one of the most pit-in-the-stomach kind of feelings you can go through. And you want to diagnose it yourself. And you walk out, and you turn the key, and nothing happens. Or doesn't it? Or does it? You've got to look at a few things. Turn the key on. And try doing this when the vehicle is working normal. So if you know what normal looks like, you'll know what abnormal looks like, right?