I'm old school, and very analog, so I just wish that they still offered the PRINTED, BOOK FORM, Helms shop manuals, like I had for my '00 Z28.
STILL the best thing to have right next to the car for reference, while you're working on it with filthy hands, and it won't break, or get destroyed if it's dropped, or a tool hits it in an expletive fueled tirade of frustration. LOL