Mercedes-Benz 2011 GL-Class Operator's Manual page 277

accessories and/or the objects attached to
them could come loose from the vehicle,
thereby injuring you and other persons and/
or causing damage to property, including
damage to your vehicle.
!
Have a second person assist you when
installing the crossbars. Otherwise, the
vehicle could be damaged.
! Objects that are attached to crossbar
system accessories must not limit or
obstruct the movement of the sliding
sunroof. Otherwise, the tilt/sliding sunroof
could be damaged when it is raised.
Key
:
Protective cap
;
FRONT (or REAR) sticker
=
Bolt for the clamping claw
?
Clamping claw
A
The front and rear crossbars differ in length.
For this reason, pay attention to FRONT or
REAR sticker = on the crossbars.
X
Unlock protective cap ; using key :.
X
Remove protective cap ;.
Sticker = for identifying the installation
location FRONT or REAR becomes visible.
X
Turn bolt ? counter-clockwise using the
Allen key until clamping claw A is wide
open.
Front crossbar
B
Rear crossbar
C
Recesses
D
Markings
E
Roof rails
F
X
Position front crossbar B between marks
E on roof rails F.
i There are marks E on the inner edge of
the roof rail that are identified by white
lines.
Bolt for the clamping claw
?
Clamping claw
A
Roof rails
F
X
Ensure that clamping claw A sits flush
against the inner edge of roof rail F.
If necessary, adjust the span width of the
crossbar ( Y page 276).
X
Slightly tighten up bolts ? on both sides
in a clockwise direction.
X
Position rear crossbar C on roof rails F
so that the clamping claws engage in
recesses D in the roof rails.
Stowage areas
Z
275