Mercedes-Benz GL-Class: Refrigerant of the air-conditioningsystem - Service products and capacities - Technical data - Mercedes-Benz GL-Class Owner's ManualMercedes-Benz GL-Class: Refrigerant of the air-conditioningsystem

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

mineral lubricants. Otherwise, you could 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 S ...

    Brake fluid
    WARNING   The brake fluid constantly 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 the brake ...

    See also:

    Steering wheel heating
    Switching on/off The steering-wheel heating heats the leather areas of the steering wheel. ► Make sure that the SmartKey is in position 2 in the ignition lock. ► To switch on/off: ...

    When to Check Lubricant
    Refer to Maintenance Schedule   to determine how often to check the lubricant. ...

    SNOW mode
    For driving or starting the vehicle on snowy roads or slippery areas, turn the SNOW mode on. To turn the SNOW mode on, push the SNOW mode switch. The SNOW mode indicator light on the meter ...