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 2016-2026 Owners Manual: Overview of climate control systems
Notes on climate control An interior air filter in combination with the prefilter in the engine compartment must always be used so that the air conditioning system, pollution level monitoring and the air filtration work correctly. Make sure that the filter is installed correctly and the filter housing in the engine compartment is closed correctly using the cap and always tightly sealed when in operation...
Mercedes-Benz GLC 2016-2026 Owners Manual: Using the touchpad
Returns to the previous display Calls up the audio control menu Swiping to the left of right: selects the previous or next radio station/music track Calls up the home screen Touchpad To select a menu option: swipe and press. To use handwriting recognition: write a character on the touchpad...
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Activating/deactivating the panic alarm
Requirements:
The ignition is switched off.
To activate: press button
for approximately one second.
