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:
Engine Air Cleaner/Filter
See Engine Compartment Overview for the location of the engine air
cleaner/filter.
Inspect the air cleaner/filter at the scheduled maintenance intervals and replace
it at the first oil ...
Loading the Vehicle for Off-Road Driving
WARNING
Unsecured cargo on the load floor can be tossed about when driving over
rough terrain. You or your passengers can be struck by flying objects. Secure
the cargo properly.
Keep car ...
High-beam flasher
► To switch on: turn the SmartKey in the
ignition lock to position 1 or 2 or start the
engine.
► Pull the combination switch in the
direction
of arrow 3. ...






