Mercedes-Benz GL-Class: Locking and unlocking centrally
The SmartKey centrally locks/unlocks:
• the doors
• the tailgate
• the fuel filler flap
1 
Locks the vehicle
2 
Opens/closes the tailgate
3 
Unlocks the vehicle
When unlocking, the turn signals flash once.
When locking, they flash three times.
When it is dark, the surround lighting also comes on if it is activated in the on-board computer.
You can also set an audible signal to confirm that the vehicle has been locked or unlocked.
The audible signal can be activated and deactivated using the on-board computer.
► To unlock centrally: press the
button.
If you do not open the vehicle within approximately 40 seconds of unlocking:
• the vehicle is locked again.
• the theft deterrent locking system is armed
again.
► To lock centrally: press the
button.
General notes
USA only:
This device complies with Part 15 of the
FCC Rules. Operation is subject to the
following two conditions:
1. This device may not cause harmful
interference, and
2. this device mus ...
KEYLESS-GO
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See also:
Using Softkeys to Control a USB Storage Device or iPod
The five softkeys below the radio display are used to control the functions listed
below.
To use the softkeys:
1. Press the first or fifth softkey below the radio display to display the functions ...
Tire Pressure
Tires need the correct amount of air pressure to operate effectively.
Notice: Neither tire underinflation nor overinflation is good.
Underinflated tires, or tires that do not have enough air, can re ...
Climate control
1. Temperature controls.
2. Seat heaters: Press once to turn on high, twice to turn on low, and a third
time to turn off.
3. Air distribution buttons: Press to select the desired distribution se ...
