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:
Shift ranges
WARNING
Always wait until the procedure of shifting
from HIGH RANGE to LOW RANGE – and from
LOW RANGE to HIGH RANGE – has been
entirely completed. During this procedure do not tu ...
Glare from the side
► Fold down sun visor 1.
► Pull sun visor 1 out of retainer 3.
► Swing sun visor 1 to the side.
► Vehicles with a sliding sunroof: slide sun
visor 1 horizontally as desir ...
Important information about this manual
You will see various symbols in this
manual. They are used in the following
ways:
WARNING
This is used to indicate the presence of a
hazard that could cause death or serious
personal injur ...






