Mercedes-Benz GL-Class: 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 system when the brakes are applied hard
(e.g. when
driving downhill). This would impair braking
efficiency.
You should have the brake fluid renewed at
regular intervals. The brake fluid change
intervals can be found in the Service Booklet.
Only use brake fluid approved by Mercedes- Benz. Information about approved brake fluids can be obtained from any authorized Mercedes-Benz Center.
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-condition ...
Coolant
Important safety notes
The coolant is a mixture of water and
antifreeze/corrosion inhibitor. It performs
the following tasks:
• anti-corrosion protection
• antifreeze protection
• raising ...
See also:
Alerts
The ALERT! option in the Category section of the Station list (see item 7) will
alert you to a crisis of national or international importance. Any radio broadcast
or other audio playback will be i ...
Brake System Messages
SERVICE BRAKE SYSTEM
This message displays along with the brake system warning light if there is a
problem with the brake system. See Brake System Warning Light . If this
message appears, sto ...
Reading Lamps
For vehicles with front reading lamps in the overhead console, press the button
located next to the lamp to turn it on or off.
The vehicle may also have reading lamps in other locations. The lamps c ...
