Those little lightbulbs tend to get a bit dim after some time. Buy some new ones. Also, for the other buttons, do a search... the same question asked just a couple of days ago.
Hope this 'brightened' your day!
-Larry

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It is a truism that almost any sect, cult, or religion will legislate its creed into law if it acquires the political power to do so. Robert A. Heinlein


09 Jetta TDI
1985 300D