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:
General information
If you cannot lock or unlock the vehicle with
the SmartKey, either the battery in the
SmartKey is discharged, the SmartKey is
faulty or the starter battery is discharged.
► Check the battery ...
Hood
To open the hood:
1. Pull the hood release handle with this symbol on it. It is located under the
instrument panel on the driver side of the vehicle.
2. At the front of the vehicle, pull up on ...
Intelligent Cruise Control (ICC) system (if so equipped)
The Intelligent Cruise Control (ICC) system
automatically maintains a selected distance
from the vehicle traveling in front of
you according to that vehicle’s speed (up
to the set speed), or ...






