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 ...

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    Automatic transmission high to low range
    1. With the vehicle slowing down, and traveling between 24 mph (40 km/h) and 2 mph (3 km/h), select N. 2. Press the rear of the transfer gearbox switch to select Lo. 3. Wait for the range ch ...

    Precautions on cruise control
    ► If the cruise control system malfunctions, it will cancel automatically. The CRUISE indicator light on the meter panel will then blink to warn the driver. ► If the engine coolant ...

    What to Use
    Refer to Recommended Fluids and Lubricants   to determine what kind of lubricant to use. ...