See also:

Adjusting the climate mode settings (AIR FLOW)
This function is only available with 3-zone automatic climate control. The climate mode settings are especially effective at high temperatures. You can select the following climate mode settin ...

Snow chains
For safety reasons, Mercedes-Benz recommends that you only use snow chains which have been specially approved for your vehicle by Mercedes-Benz, or are of a corresponding standard of quality. ...

Cleaning the trailer tow hitch
The ball coupling must be cleaned if it becomes dirty or corroded. – Remove rust on the ball of the ball coupling, e.g. with a wire brush. – Remove dirt with a clean, lint-free cloth or a brus ...