See also:

External authorization
If COMAND does not detect your Bluetooth® device, this may be due to particular security settings on your Bluetooth® device. In this case, you can test if your Bluetooth® device can find COMAN ...

Checklist after driving off-road
WARNING If you notice sudden significant vibrations or unusual handling performance or if you suspect that damage has occurred to the vehicle, you should activate the hazard warning lamps, g ...

Service and literature
Your vehicle is covered under the terms of the warranties printed in the Service and Warranty Information booklet. Your authorized Mercedes-Benz Center will exchange or repair any defective parts ...