11 53 000 Removing and installing/replacing coolant thermostat (N52K): Notes
WARNING: This page does not describe the selected car, but rather 9 other vehicles, including the 2011 BMW 328xi, 2011 BMW 328i, 2011 BMW 323i, 2010 BMW 328xi, and 2010 BMW 328i. However, it is still accessible from the selected car via links, so may be relevant.
WARNING:
Risk of scalding!
Only perform these tasks on an engine that has cooled down.
Danger of injury!
Risk of skidding due to coolant on the floor.