I agree that it's a good idea...I've posted many questions simply because I didn't want to take the time to wade through everything that a search would bring up. Another thought would be a webpage with basic write-ups on how to do everything, along with common symptoms for needing to do each
I've actually been thinking about putting something like that together for my truck on my page; maybe I could also do some for M-B diesels? I don't have much in the way of pictures, though.