Setting the airflow
Turn the SmartKey to position
2 in the
ignition lock.
To increase/reduce: press
the 
or
button.
You can use automatic climate
control to
set the airflow in the rear compartment
separately.
See also:
Ride & Handling
When I first saw the wheels on my test GLK350 — those 20-inch rims and
low-profile all-season tires — I was a little worried about how it would ride on
Chicago's crater-filled roads. To my surpris ...
Low outside temperatures
Do not use gasoline to refuel vehicles with
a diesel engine. Never mix diesel with
gasoline or kerosene, as this may result in
damage to the engine or fuel system.
Diesel fuel with improved co ...
Fuel requirements
Use only premium-grade unleaded gasoline.
The octane number should be at least 91.
Details can be found on the gas pump. The
octane number is the average value of the
Research Octane Number (RON ...