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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    Fuel Additives
    To provide cleaner air, all gasolines in the United States are now required to contain additives that help prevent engine and fuel system deposits from forming, allowing the emission control system ...

    Adjustable Throttle and Brake Pedal
    The vehicle has adjustable throttle and brake pedals that allow you to change their positions. The feature will not operate when the vehicle is in R (Reverse) or while using the cruise control. ...

    Checking bulbs
    With all doors closed, apply the parking brake and push the ignition switch to the ON position without starting the engine. The following lights will come on (if so equipped): The following ...