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:
Storing and maintaining the currentspeed
You can store the current speed if you are
driving faster than 20 mph (30 km/h).
► Accelerate the vehicle to the desired
speed.
► Briefly press the cruise control lever
up 1 or down ...
Customer Assistance Offices (U.S. and Canada)
Buick encourages customers to call the toll-free number for assistance.
However, if a customer wishes to write or e-mail Buick, the letter should be
addressed to:
United States
Buick Customer Ass ...
Adjusting the backrest angle (2nd rowof seats)
WARNING
The seat belt only offers its intended
protection when the seat backrest is in a
nearly vertical position and the occupant is
sitting upright. The seat backrest and seat
belt ...
