See also:

Adjusting the lumbar support
You can adjust the lumbar support using COMAND. ...

Driving
My biggest issue was with the E350's stiff accelerator pedal. I did most of my driving on icy roads, and that's not where you want to be abrupt with the gas pedal. Thing is, the pedal was so stiff ...

Switching the windshield wipers on/ off
WARNING Wiper blades are components that are subject to wear and tear. Replace the wiper blades twice a year, preferably in the spring and fall. Otherwise the windshield will not be wiped ...