Mercedes-Benz GLC 2016-2026 Owners Manual / Opening and closing / SmartKey / Activating/deactivating the acoustic locking verification signal
Mercedes-Benz GLC : SmartKey / Activating/deactivating the acoustic locking verification signal
Multimedia system:
Settings
Vehicle
Activate or deactivate Acoustic Lock.
Overview of SmartKey functions
WARNING Risk of accident and injury
due to children left unattended in the
vehicle
If children are left unsupervised in the vehicle,
they could, in particular:
open doors, thereby endangering other
persons or road users...
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...
Other information:
Mercedes-Benz GLC 2016-2026 Owners Manual: Coolant
Notes on coolant Observe the notes on operating fluids. WARNING ‑ Risk of fire and injury from antifreeze If antifreeze comes into contact with hot component parts in the engine compartment, it may ignite. Allow the engine to cool down before adding antifreeze...
Mercedes-Benz GLC 2016-2026 Owners Manual: Do not modify the child restraint system
WARNING Risk of injury due to modifications to the child restraint system The child restraint system can no longer function properly. This poses an increased risk of injury. Never modify a child restraint system. Only affix accessories which have been specially approved for this child restraint system by the child restraint system's manufacturer...
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Activating or deactivating the child safety lock for the rear side windows
To activate/deactivate: press button
. The rear side window can be opened or closed in the following cases:
is lit: via the switch on the driver's door
Indicator lamp 
is off: via the switch on the corresponding rear door or driver's door
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