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:
Tire Designations
Tire Size
The following is an example of a typical passenger vehicle tire size.
(A) Passenger (P-Metric) Tire:
The United States version of a metric tire sizing system.
The letter P as the first ...
Auto high beam
This feature automatically selects and deselects high beam, under specific conditions
of road lighting and in the absence of other vehicle’s lights. The system is only
active when the ambient li ...
TPMS Sensor Matching Process
Each TPMS sensor has a unique identification code. The identification code needs
to be matched to a new tire/wheel position after rotating the vehicle’s tires or
replacing one or more of the TPMS ...






