See also:

General information
Do not exceed the legally prescribed maximum speed for vehicle/trailer combinations in the relevant country. This lowers the risk of an accident. Only install an approved trailer coupling on y ...

Qualified specialist workshop
An authorized Mercedes-Benz Center is a qualified specialist workshop. It has the necessary specialist knowledge, tools and qualifications to correctly carry out the work required on your vehicle. ...

Unlocking the driver's door (mechanical key)
If the vehicle can no longer be unlocked with the SmartKey, use the mechanical key. If you use the mechanical key to unlock and open the driver's door, the anti-theft alarm system will be trigg ...