TM, I'd suggest removing the extra fluid ASAP.
If it is VERY overfilled, the car will "spit" some of the extra fluid out via the transmission pan seal (and make a nice mess somewhere).
2003 S500 Black/Charcoal
1990 560SEL 61k Arctic White/Grey
1988 420SEL Black/Palomino Sold @ 85k
1987 420SEL Midnight Blue/Grey
1986 420SEL Diamond Blue/Grey
1983 380SEL Champagne/Palomino