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:
Rolling re-start
A rolling restart can be initiated by selecting N (neutral) and pressing the
engine START/STOP button. ...
Adding Washer Fluid
The vehicle has a low washer fluid message on the DIC that comes on when the
washer fluid is low. The message is displayed for 15 seconds at the start of each
ignition cycle. When the WASHER FLUID L ...
Exhaust gas (carbon monoxide)
WARNING
► Do not breathe exhaust gases; they
contain colorless and odorless carbon
monoxide. Carbon monoxide is dangerous.
It can cause unconsciousness or
death.
► If you susp ...






