Mercedes-Benz GL-Class
Mercedes-Benz GL-Class

See also:
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 ...
Setting the center air vents
1 Fixed center air vent
2 Center air vent, right
3 Center vent thumbwheel, right
4 Center vent thumbwheel, left
5 Center air vent, left
To open/close: turn thumbwheels 3
and 4 up or ...
Engine
Display messages
Possible causes/consequences and •► Solutions
Check Coolant
Level See
Operator's Manual
The coolant level is too low.
•► Add coolant, observing the ...
