Mercedes-Benz AMG GT Operator's Manual page 380

378 Technical data
▌Coolant filling capacity
Coolant
Model Capacity
Mercedes-AMG GT 55 13.0 US qt
4MATIC+ (12.3 liters)
Mercedes-AMG GT 63
4MATIC+
Notes on windshield washer fluid
Observe the notes on operating fluids
( page 373).
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& WARNING ‑ Risk of fire and injury from
windshield washer concentrate
Windshield washer concentrate is highly flam-
mable. It could ignite if it comes into contact
with hot engine component parts or the
exhaust system.
Make sure that no windshield washer
#
concentrate spills out next to the filler
opening.
* NOTE Damage to the exterior lighting due
to unsuitable windshield washer fluid
Unsuitable windshield washer fluid may dam-
age the plastic surface of the exterior lighting.
Only use windshield washer fluid which is
#
also suitable for use on plastic surfaces,
e.g. MB SummerFit or MB WinterFit.
* NOTE Blocked spray nozzles caused by
mixing windshield washer fluids
Do not mix MB SummerFit and MB Win-
#
terFit with other windshield washer flu-
ids.
Do not use distilled or de-ionised water. Other-
wise, the fill level sensor may be triggered errone-
ously.
Recommended windshield washer fluid:
Above freezing point: e.g. MB SummerFit
R
Below freezing point: e.g. MB WinterFit
R
For the correct mixing ratio, refer to the informa-
tion on the antifreeze container.
Mix washing water with windshield washer fluid all
year round.
Refrigerant
▌Notes on refrigerant
Observe the notes on operating fluids
( page 373).
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Your vehicle's climate control system may be
filled with R‑134a or R‑1234yf refrigerant.
R‑1234yf refrigerant should be used only for
certain vehicle models.
* NOTE Damage due to incorrect refrigerant
If a non-approved refrigerant is used, the cli-
mate control system may be damaged.
Use only the refrigerant approved for
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your vehicle.