Mercedes-Benz GLK Operator's Manual page 259

This could cause an accident. Make sure to
use the correct wheel bolts.
G
WARNING
Only use genuine Mercedes-Benz wheel bolts.
Other wheel bolts may come loose.
Do not tighten the wheel bolts when the
vehicle is raised. Otherwise, the vehicle could
fall off the jack.
Wheel bolts for all wheels supplied by the
:
factory
Wheel bolts for the collapsible spare
;
wheel
! Always use wheel bolts ; to mount the
collapsible spare wheel. Using other wheel
bolts to mount the collapsible spare wheel
could damage the brake system.
G
WARNING
Make sure to use the original length wheel
bolts when remounting the original wheel
after it has been repaired.
X
Clean the wheel and wheel hub contact
surfaces.
! To prevent damage to the paintwork, hold
the wheel securely against the wheel hub
while screwing in the first wheel bolt.
X
Place the emergency spare wheel on the
wheel hub and push it on.
X
Tighten the wheel bolts until they are
finger-tight.
X
Inflate the collapsible spare wheel
Y
( page 257).
Inflating the collapsible spare wheel
G
WARNING
Inflate the collapsible spare wheel only after
the wheel is properly attached.
Inflate the collapsible spare wheel using the
tire inflation compressor before lowering the
vehicle.
X
Pull connector ? and the air hose out of
the housing.
X
Remove the cap from the valve on the
collapsible spare wheel.
X
Screw union nut : on the air hose onto the
valve.
I n f o r ma t i o n P r o v i d e d b y :
Flat tire
257
Z