Mercedes-Benz GLC : Anti-theft protection / Arming/deactivating the interior motion sensor

Function of the interior motion sensor

This function may not be available in all countries. When the interior motion sensor is armed, a visual and audible alarm is triggered if movement is detected in the vehicle interior...

Seats and stowing

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Other information:

Mercedes-Benz GLC 2016-2026 Owners Manual: Notes on the correct driver's seat position

WARNING Risk of accident due to adjusting the vehicle settings while the vehicle is in motion You could lose control of the vehicle in the following situations in particular: If you adjust the driver's seat, the head restraint, the steering wheel or the mirror while the vehicle is in motion If you fasten your seat belt while the vehicle is in motion Before starting the engine: In particular, adjust the driver's seat, head restraint, steering wheel and mirror, and fasten your seat belt...

Mercedes-Benz GLC 2016-2026 Owners Manual: Problems with the SmartKey, troubleshooting

You can no longer lock or unlock the vehicle Possible causes: The SmartKey battery is weak or discharged. The SmartKey is faulty.   Check the battery using the indicator lamp. Replace the SmartKey battery, if necessary. Use the emergency key to lock or unlock...