Mercedes-Benz GLS 2023, Operator'S Manual

Page: 378 / 538

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If operating conditions change, e.g. off-
road driving
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Adjust the tire pressure, if necessary.
Tire pressure which is too high or too low can:
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Shorten the service life of the tires.
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Cause increased tire damage.
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Adversely affect driving characteristics and
thus driving safety, e.g. due to hydroplaning.
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WARNING Risk of accident due to too low
a tire pressure
Tires with pressure that is too low can over-
heat and burst as a consequence.
In addition, they also suffer from irregular
wear, which can significantly impair the brak-
ing properties and the handling characteris-
tics.
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Avoid excessively low tire pressure.
Tire pressure which is too low can cause:
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Tire defects as a result of overheating
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Impaired handling characteristics
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Irregular wear
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Increased fuel consumption
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WARNING Risk of accident due to too high
a tire pressure
Tires with excessively high pressure can burst.
In addition, they also suffer from irregular
wear, which can significantly impair the brak-
ing properties and the handling characteris-
tics.
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Avoid excessively high tire pressures.
Tire pressure which is too high can cause:
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Increased braking distance
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Impaired handling characteristics
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Irregular wear
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Impaired driving comfort
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Susceptibility to damage
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WARNING Risk of accident due to repea-
ted pressure drop in the tires
The wheels, valves or tires could be damaged.
Too low a tire pressure can lead to the tires
bursting.
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Examine the tires for foreign objects.
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Check whether the tire has a puncture or
the valve has a leak.
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If you are unable to rectify the damage,
contact a qualified specialist workshop.
You can find information on tire pressure for the
vehicle's factory-installed tires on the following
labels:
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Tire and loading information placard on the
B‑pillar of your vehicle (
/
page 380).
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Tire pressure table on the inside of the fuel
filler flap (
/
page 377).
Observe the maximum tire pressure
(
/
page 387).
Use a suitable pressure gauge to check the tire
pressure. The outer appearance of a tire does not
376 Wheels and tires