Mercedes-Benz GLK-Class: Refrigerant of the air-conditioning system
The air-conditioning system is filled with R134a refrigerant and a special PAG lubricant.
Never use refrigerant R 12 (CFC) or mineral lubricants. Otherwise, you could damage the air-conditioning system.
Engine oil viscosity
Viscosity describes the flow characteristics of a fluid. If an engine oil has a high viscosity, this means that it is thick; a low viscosity means that it is thin. Select an engine oil with an SA ...Brake fluid
WARNING Over a period of time, the brake fluid absorbs moisture from the air; this lowers its boiling point. If the boiling point of the brake fluid is too low, vapor pockets may form in th ...See also:
Passenger Compartment Air Filter
The filter removes dust, pollen, and other airborne irritants from outside air
that is pulled into the vehicle.
The filter should be replaced as part of routine scheduled maintenance. See Maintenan ...
Beverage Holders
Be careful when you are using the
beverage holders. A spilled liquid
that is very hot can scald you or your
passengers. Liquid can also spill
from the door pocket beverage
holders when you o ...
Universal garage door opener (if equipped)
Car2U Home Automation System (if equipped)
The Car2U Home Automation
System is a universal transmitter
located in the driver’s visor that
includes two primary features – a
garage door opener ...