We might mention one thing. There are about 200 different codes in the computer that look after your ride, your brakes, your emissions, transmission, and so on. So all those hundreds of codes have to be recognized by the repairer. And it doesn't mean to share proprietary information; it means, here's how we fix it. Here are your diagrams. It can be done.
On November 22nd, 2006. See this statement in context.