52 17 000 Removing And Installing Left Or Right Front Seat (Comfort)
WARNING: This page is about a different car, the 2008 BMW Alpina and 2007 BMW Alpina. However, it is still accessible from the selected car via links, so may be relevant.
This task is identical to removing and installing left or right front seat (normal/electric) . See 52 14 000 REMOVING AND INSTALLING LEFT OR RIGHT FRONT SEAT (NORMAL/ELECTRIC) .