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:
Shifting out of Park
The vehicle is equipped with an electronic shift lock release system. The shift
lock release is designed to:
► Prevent ignition key removal unless the shift lever is in P (Park) with the shif ...
Driving position memory
WARNING
Before activating the seat memory, ensure that the area immediately surrounding
the seat is clear of obstructions and that all occupants are clear of moving parts.
Once you have adjus ...
Hazard warning lamps
The hazard warning lamps automatically
switch on if:
• an air bag is deployed.
• the vehicle is slowed down severely from a
speed of over 45 mph(70 km/h) and comes
to a halt.
► To ...
