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:
Immobilizer Operation
This vehicle has PASS-Key® III+ (Personalized Automotive Security System) theft-deterrent
system.
PASS-Key III+ is a passive theft-deterrent system.
The system is automatically armed when the key ...
Towing the vehicle on four wheels
WARNING
If the engine cannot be used during towing, there will be no power assistance
to the braking or steering systems. This will result in much greater effort to steer
and stop the vehicl ...
Drive-away locking
Drive-away locking automatically locks all the doors when the vehicle is in motion.
This feature can be enabled/disabled via the Vehicle Set-up menu (see 55, INTERACTIVE
CONTROLS.
Note: Pressing ...
