Mercedes-Benz GLC : SmartKey / Activating/deactivating the panic alarm
Requirements:
- The ignition is switched off.

To activate: press button
for approximately one second.
A visual and audible alarm is triggered.
To deactivate: briefly press button
again.
or
Press the start/stop button on the cockpit, with the SmartKey inside the vehicle.
Possible unlocking functions of the SmartKey:
Central unlocking
Unlocking the driver's door and fuel filler flap
To switch between settings: press the
and
buttons simultaneously for
approximately six seconds until the indicator
lamp flashes twice...
Other information:
Multimedia system:
Navigation (Navigation)
Alternatively: press the
button.
The map shows the vehicle's current position.
The navigation menu is shown.
The navigation menu is hidden if route guidance
is active.
To show: tap on the
touchscreen...
Plug-in hybrid: be sure to observe the notes in
the Supplement. Otherwise, you may fail to recognize
dangers.
The TIREFIT kit is located under the cargo compartment
floor, under a cover on the left-hand
side.
Push retaining clamps on the
cover downwards
to release them and fold out the cover in
the direction of arrow ...