Mercedes-Benz GLC : SmartKey / Activating/deactivating the acoustic locking verification signal

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 2016-2025 Owners Manual: Declaration of conformity for wireless vehicle components

USA: "Radio based devices of this vehicle comply with Part 15 of the FCC Rules. Operation is subject to the following two conditions: 1) These devices may not cause harmful interference, and 2) These devices must accept any interference received, including interference that may cause undesired operation...

Mercedes-Benz GLC 2016-2025 Owners Manual: Notes on engine oil

Observe the notes on operating fluids. NOTE Engine damage caused by an incorrect oil filter, incorrect oil or additives Do not use engine oils or oil filters other than those which meet the specifications necessary for the prescribed service intervals...