Automatic headlamp mode
To switch on automatic headlamp
mode: turn the light switch to 
.
SmartKey in position 1 in the ignition lock:
the parking lamps are switched on or off automatically depending on the brightness of the ambient light.
With the engine running: depending on the brightness of the ambient light, the daytime running lamps or the parking lamps and low-beam headlamps are switched on or off automatically.
When the low-beam headlamps are
switched on, the 
indicator lamp on
the light switch lights up.
WARNING
If the light switch is set to ,
the low-beam
headlamps will not come on automatically if
it is foggy. This could endanger you and
others. Therefore, turn the light switch to
in fog.
The automatic headlamp feature is only an
aid. The driver is responsible for the vehicle's
lighting at all times.
WARNING
When it is dark or foggy, turn the light switch
quickly from to
. Otherwise, the
headlamps could switch off temporarily and
you could cause an accident.
See also:
Activation conditions
To activate cruise control, all of the following
activation conditions must be fulfilled:
- your vehicle must not be secured by the
electric parking brake.
- you are driving faster than 20 mph
...
Climate control
Different temperatures can be set for the
driver's and front-passenger sides.
- Turn the SmartKey to position 2 in the
ignition lock.
- To increase/reduce: turn controls 1 and
6 clockwise or c ...
Vehicle data, GL 350 BlueTEC
The data stated here refers specifically to a
vehicle with standard equipment. Consult an
authorized Mercedes-Benz Center for the
data for all vehicle variants and trim levels.
...