Mercedes-Benz GLC : Operating fluids / Refrigerant
Notes on refrigerant
Observe the notes on operating fluids.
NOTE Damage due to incorrect refrigerant
If a non-approved refrigerant is used, the climate control system may be damaged.
USA: use only
R‑134a refrigerant.
Canada: use only
R‑1234yf refrigerant.
NOTE Damage to the climate control system due to incorrect refrigerant compressor oil
Only use refrigerant
compressor oil that
has been approved by Mercedes-Benz.
Do not mix the approved
refrigerant
compressor oil with a different refrigerant
compressor oil.
Work on the climate control system may be carried out only by a qualified specialist workshop. All applicable regulations, as well as SAE standard J639, must be adhered to.
The information label for the climate control system regarding the refrigerant type and the refrig refrigerant compressor oil (PAG oil) is located on the inside of the hood.
Information label (example – USA/China)
Hazard and service warning
symbols
Refrigerant filling capacity
Applicable standards
PAG oil part number
GWP (global warming potential)
of the refrigerant
used
Refrigerant type
Information label (example – Canada)
Hazard and service warning
symbols
Refrigerant filling capacity
Applicable standards
PAG oil part number
GWP (global warming potential)
of the refrigerant
used
Refrigerant type
Symbols 
indicate the following:
- Possible dangers
- Having maintenance work carried out at a qualified specialist workshop
Filling capacity for refrigerant and PAG oil
Notes on windshield washer fluid
Observe the notes on operating fluids.
WARNING ‑ Risk of fire and injury from
windshield washer concentrate
Windshield washer concentrate is highly
flammable...
Vehicle data
..
Other information:
Mercedes-Benz GLC 2016-2025 Owners Manual: Permitted towing methods
Plug-in hybrid: be sure to observe the notes in the Supplement. You could otherwise fail to recognize dangers. NOTE Damage from automatic braking If one of the following functions is switched on, the vehicle brakes automatically in certain situations: Active Brake Assist Active Distance Assist DISTRONIC HOLD function Active Parking Assist To avoid damage to the vehicle, deactivate these systems in the following or similar situations: During towing In a car wash Mercedes-Benz recommends transporting your vehicle in the case of a breakdown, rather than towing it away...
Mercedes-Benz GLC 2016-2025 Owners Manual: Front-passenger outside mirror parking position function
The parking position makes parking easier. The front-passenger outside mirror will swivel downwards in the direction of the rear wheel on the front passenger's side when: The parking position is stored. The front-passenger mirror is selected. Reverse gear is engaged...
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Activating/deactivating the panic alarm
Requirements:
The ignition is switched off.
To activate: press button
for approximately one second.
