Mercedes-Benz GL-Class: Refrigerant of the air-conditioningsystem
The air-conditioning system is filled with R134a refrigerant and a special PAG lubricant.
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:
Folding the Seatback
To fold the seatback:
1. Open the liftgate to access the controls for the seat.
2. Remove all items on the seat cushion.
Notice: Folding a rear seat with the safety belts still fastened may cause d ...
DVD (Digital Versatile Disc) player operation
Precautions
Start the engine when using the DVD
entertainment system.
Movies will not be shown on the front
display while the vehicle is in any drive
position to reduce driver distraction. Au ...
Clock
The analog clock is not connected with any other vehicle system and runs by itself.
To adjust the clock, do the following:
1. Locate the adjustment button, near the lower left corner of the clock.
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