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: Notes on paintwork/matte finish paintwork care
Observe the notes on cleaning and care to avoid damaging the paintwork. Paint Insect remains: soak with insect remover and rinse off the treated areas afterwards. Bird droppings: soak with water and rinse off afterwards. Tree resin, oils, fuels and greases: remove by rubbing gently with a cloth soaked in petroleum ether or lighter fluid...
Mercedes-Benz GLC 2016-2026 Owners Manual: Setting the air distribution
Call up the air conditioning menu Select a row of seats. To set the air distribution: select , or . Set the airflow. Several air distribution options can be selected at the same time, for example to set the climate control for the windshield and the footwells simultaneously...
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- Folding the rear seat backrest forwards
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Activating/deactivating the panic alarm
Requirements:
The ignition is switched off.
To activate: press button
for approximately one second.
