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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    Seat belt (red)
    Illuminates when the ignition is on and an occupied front seat belt is unbuckled. The lamp should extinguish when the relevant seat belt(s) is buckled. ...

    Returning the Seat to the Sitting Position
    To return the seat to the sitting position from the tumbled position: 1. Pull the seat down until it latches to the floor. The seatback cannot be raised if the seat is not latched to the floor. ...

    Removing the vehicle battery
    WARNING Switch the ignition off before disconnecting battery terminals. Always disconnect the negative terminal first and reconnect last. Use caution when lifting the battery out of, or into, ...