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:
Observe the notes on matte finish care in the
chapter "Notes on paintwork/matte finish paintwork
care". They also apply to
matte decorative foils.
Observe the notes on cleaning decorative foils to
avoid vehicle damage.
Cleaning
For cleaning, use plenty of water and a mild
cleaning agent without additives or abrasive
substances, e...
NOTE Mercedes-AMG vehicles
Observe the notes in the
Supplement.
You could otherwise fail to recognize
dangers.
WARNING Risk of accident due to incorrect
dimensions of wheels and tires
If wheels and tires of the wrong size are
installed, the wheel brakes or wheel suspension
components may be damaged...