Here's what I found when I did a search here(hint, hint)

http://www.peterschmidtransmission.com/vacuum.htm

See: http://www.peachparts.com/Wikka/Trans722VacModhttp://www.peachparts.com/Wikka/Trans722VacMod for how to check if the trans is adjusted correctly.

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I choose to be happy, even when the Mercedes is being awkward, lol