Has anyone ever installed anything to use that feature to roll up the windows on a single key click, where you don't have to hold it.
I know that some alarm systems do that, but since the car already has a central window/sunroof closer it can be done much easier that the alarm system and with less messing with the wiring.
1993 400SEL (W140) 281K
1999 S500 (W140) 163K (Sold)
2002 S500 (W220) 72K
1999 S500 (W140) 88K
You cannot simultaneously prevent and prepare for war.
Albert Einstein (1879 - 1955)