See also:

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

Folding the seat backrest back
•► Move the driver's or front-passenger seat forward if necessary. ! Make sure that the seat belt does not become trapped when folding the rear seat backrest back. Otherwise, it could b ...

Additives
Only use DEF in accordance with ISO 22241. Do not use additives with DEF and do not dilute DEF with water. This may destroy the BlueTEC exhaust gas aftertreatment system. ...