Mercedes-Benz GLK-Class: Refrigerant of the air-conditioning system - Service products and capacities - Technical data - Mercedes-Benz GLK-Class Owner's ManualMercedes-Benz GLK-Class: Refrigerant of the air-conditioning system

The air-conditioning system is filled with R134a refrigerant and a special PAG lubricant.

damage the air-conditioning system. 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:

    Cleaning the sensors
    Location of the front sensors Location of the rear sensors The sensors must be cleaned regularly to ensure that they work properly. Clean them with water and a suitable car washing detergent ...

    Manual transmission
    Manual transmission The manual transmission is a fully synchromeshed, 5-forward-speed and 1-reverse- speed transmission. The shift pattern is shown on the shift lever knob. When shifting f ...

    The radar sensor and its limitations
    In addition to being used by ACC, the radar sensor is also used by Distance Alert (see page 164) and Collision Warning with Full Auto-brake and Pedestrian Detection (see page 172). This sensor ...