00 11 229 Changing/topping up/checking gear oil in manual transmission: Recycling
WARNING: This page is about a different car, the 2011 BMW M3, 2010 BMW M3, 2009 BMW M3, and 2008 BMW M3. However, it is still accessible from the selected car via links, so may be relevant.
Catch and dispose of gear oil with suitable equipment.
Observe country-specific waste-disposal regulations.