Mercedes-Benz GL-Class: Maintenance - Maintenance and care - Mercedes-Benz GL-Class Owner's ManualMercedes-Benz GL-Class: Maintenance

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 lini ...

See also:

Removing the spare wheel
WARNING Remove the spare wheel prior to jacking the vehicle, to avoid destabilizing the vehicle when raised. The spare wheel is heavy and if handled incorrectly may cause injury. Use extreme ...

Warning/indicator lights and audible reminders
...

Body Component Lubrication
Lubricate all key lock cylinders, hood hinges, liftgate hinges, and steel fuel door hinge unless the components are plastic. Applying silicone grease on weatherstrips with a clean cloth will make th ...