Lowering; Tightening Torque - Mercedes-Benz 2011 GL-Class Operator's Manual

Flat tire
320
Do not tighten the wheel bolts when the
vehicle is raised. Otherwise, the vehicle could
fall off the jack.
Wheel bolts for 19", 20" and 21" wheels
1
Wheel bolts for the "Minispare"
2
emergency spare wheel
! Always use wheel bolts ; to mount the
"Minispare" emergency spare wheel. Using
other wheel bolts to mount the "Minispare"
emergency 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
Slide the emergency spare wheel onto the
alignment bolt and push it on.
X
Tighten the wheel bolts until they are
finger-tight.
X
Unscrew the alignment bolt.
X
Tighten the last wheel bolt until it is finger-
tight.
Lowering the vehicle
X
Place the ratchet ring spanner onto the
hexagon nut of the jack so that the letters
AB are visible.
X
Turn the ratchet ring spanner until the
vehicle is once again standing firmly on the
ground.
X
Place the jack to one side.
X
Tighten the wheel bolts evenly in a
crosswise pattern in the sequence
indicated (: to A). The tightening torque
must be 110 lb-ft (150 Nm).
G
Warning!
Have the tightening torque checked
immediately after a wheel is changed. The
wheels could come loose if they are not
tightened to a torque of 110 lb-ft (150 Nm).
X
Turn the jack back to its initial position and
store it together with the rest of the vehicle
tool kit in the cargo compartment.
Vehicles with an emergency spare wheel:
X
Wrap the faulty wheel in the protective film
included with the emergency spare wheel