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:
Steering wheel heating
Switching on/off
The steering-wheel heating heats the leather
areas of the steering wheel.
► Make sure that the SmartKey is in
position
2 in the ignition lock.
► To switch on/off: ...
Uniform Tire Quality Grading
Quality grades can be found where applicable on the tire sidewall between tread
shoulder and maximum section width.
For example:
Treadwear 200 Traction AA Temperature A
The following information ...
Rear towing point
The rear towing point is located behind a removal panel in the lower rear bumper.
The rear towing point may be used to tow another vehicle if required.
1. Rotate each of the fasteners 90 degrees ...
