Mercedes-Benz GLC : Parking Assist PARKTRONIC / Adjusting the volume of the warning tones
Select Warning Tone Volume.
Set a value.
Other information:
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If your vehicle has a wireless network connection,
it enables data to be exchanged between
your vehicle and additional systems. The wireless
network connection is made possible by the
vehicle's own transmitter and receiver or by a
mobile end device that you have brought into the
vehicle, for example, a smartphone...