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:
How to use INFINITI controller
Choose an item on the display by rotating
or pushing the center dial 1 upward/
downward, and push the ENTER button 2
for operation.
If you push the BACK button3 before the
setup is complet ...
Manual Mode
Electronic Range Select (ERS) Mode
ERS mode allows you to choose the top-gear limit of the transmission and the
vehicle's speed while driving downhill or towing a trailer.
The vehicle has an e ...
Tow mode switch
TOW MODE should be used when pulling a
heavy trailer or hauling a heavy load.
Driving the vehicle in TOW MODE with no
trailer/load or light trailer/light load will
not cause any damage. Howe ...






