Topping up transmission fluid after a repair
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2011 BMW 328xi, 2011 BMW 328i, 2010 BMW 328xi, 2010 BMW 328i, and 2010 BMW 323i. However, it is still accessible from the selected car via links, so may be relevant.
Stand vehicle on a level surface and secure against rolling off.
Undo filler plug (1).