See also:

2011 Mercedes-Benz S-Class Review
Even as BMW, Audi and Jaguar throw new cars into the luxury-flagship ring, Mercedes-Benz has kept its S-Class sedan competitive, with sedans that start below $90,000 and top out at more than double ...

Low outside temperatures
DEF freezes at a temperature of approximately 12 °F (–11 °C). The vehicle is equipped with a DEF preheating system when it leaves the factory. Winter operation is therefore also guaranteed at ...

Problems with the side windows
Problem: a side window cannot be closed because it is blocked by objects, e.g. leaves in the window guide. Remove the objects. Close the side window. Problem: a side window cannot be closed ...