See also:

Safety
The GLK350 sports all the active safety systems you'd expect in a modern mom's car (especially a Mercedes): six airbags - including dual-stage driver and front passenger airbags and side curtain a ...

Brake fluid level
If you notice that the brake fluid level in the brake fluid reservoir has fallen to the MIN mark or less, check the brake system immediately for leaks. Also check the thickness of the brake ...

Service messages
Information on the type of service and service intervals (see separate Service Booklet). You can obtain further information from an authorized Mercedes-Benz Center or at http://www.mbusa.com (U ...