Automatic trans reports here range from posters that haven't touched theirs, to those that do a tran fluid replace every 60-75k miles, to those whom have had their trans go kaboom at some point...very hard to predict from reading the anecdotal reports, imo.
But, if the trans does go, it is a pricey deal, regardless of where it gets repaired/replaced.
Here is one of literally dozens of auto trans threads:
http://www.xoutpost.com/bmw-sav-foru...liability.html
At your mileage I wouldn't be sweating bullets, but one can't predict when the next shoe will drop.
Cooling system components sooner or later, axle boots, CCV system if in cold clime, et al.
Xmas Day...I am sure you will get more response as the Family Glow Time dissappates later today/over the weekend.
Fwiw, I have spent a $ grand, maybe, on non standard maintenance items on our '01 3.0, over 12 years, knock on wood.
GL & Happy Holidays, mD