Mercedes-Benz GLC 200 4MATIC Owner's Manual page 436

Removing a wheel
Requirements:
The vehicle is raised ( page 431).
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When changing a wheel, avoid applying any force
to the brake discs, as this could impair the level of
comfort when braking.
* NOTE Damage to the wheels' plastic ele-
ments when changing a wheel
Plastic elements on wheels may be damaged
when removing and repositioning the wheel.
Do not raise the wheels by the plastic
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elements when removing and reposition-
ing.
* NOTE Damage to threading from dirt on
wheel bolts
Do not place wheel bolts in sand or on a
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dirty surface.
Unscrew the uppermost wheel bolt com-
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pletely.
Screw centring pin 1 into the thread instead
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of the wheel bolt.
Unscrew the remaining wheel bolts com-
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pletely.
Remove the wheel.
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Fit the new wheel ( page 433).
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Fitting a new wheel
Requirements:
The wheel to be changed is removed and the
R
centring pin is screwed in (
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& WARNING Risk of accident from losing a
wheel
Oiled or greased wheel bolts can cause the
wheel bolts to come loose, as too can dam-
aged wheel bolts or wheel hub threads.
Never oil or grease the threads.
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In the event of damage to the threads,
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contact a qualified specialist workshop
immediately.
Have the damaged wheel bolts or dam-
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aged hub threads replaced.
Do not continue driving.
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Observe the information on the choice of tyres
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( page 426).
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For tyres with a specified direction of rotation, an
arrow on the side wall of the tyre indicates the
correct direction of rotation. Observe the direc-
tion of rotation when fitting.
page 433).
Wheels and tyres 433