2008 MERCEDES-BENZ GL450 Tail gate

293 Controls in detail
Driving systems
Rear view camera*
Warning!G
The rear view camera is only an aid and may
display obstacles from a distorted perspec-
tive or inaccurately, or may not display ob-
stacles at all. The rear view camera does not
relieve you of the responsibility to be cau-
tious, take care and pay careful attention.
The rear view camera may not show objects
which are:

very close to the rear bumper

under the rear bumper

above the tailgate handle
You are responsible for safety at all times
and must continue to pay attention to the
immediate surroundings when parking and
maneuvering. This includes the area behind,
in front of and beside the vehicle. Otherwise
you could endanger yourself or others.
Warning!G
Make sure that no persons or animals are in
or near the area in which you are
parking/maneuvering. Otherwise, they
could be injured.
Warning!G
The rear view camera either will not function
or will not function to its full capability if:

the tailgate is open

it is raining very hard, snowing or foggy

it is night or you are parking/maneuver-
ing your vehicle in an area where it is
very dark

the camera is exposed to a very bright
white light

the immediate surroundings are illumi-
nated with fluorescent light (the display
may flicker)

there is a sudden change in tempera-
ture, e.g. if you drive into a heated ga-
rage from the cold (lens condensation)

the camera lens is dirty or covered

the rear of your vehicle is damaged
In this case, have the position and set-
ting of the camera checked by a quali-
fied specialist workshop.
Mercedes-Benz recommends that you
visit a Mercedes-Benz Light Truck
Center for this purpose.
Do not use the rear view camera in these sit-
uations. Otherwise you could injure yourself
or others and/or damage property including
your vehicle while parking/maneuvering.
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294 Controls in detail
Driving systems
The rear view camera is an optical parking
aid. It shows you the area behind the vehi-
cle in the COMAND system display when
reverse gearR is engaged, for example
during parallel parking.
The rear view camera is located near the
tailgate handle.
1Rear view cameraSwitching the rear view camera on and
off
Switch on the ignition (page 42).
Shift the automatic transmission in
positionR (
page 191).
The area behind the vehicle appears in
the COMAND system display.
Shift the automatic transmission
intoP,N orD to switch off the rear
view camera.
iThe area behind the vehicle is shown in the
COMAND system display as a mirror image, like
in the rear view mirror.
iThe image from the rear view camera will no
longer be displayed if you select another
function on the COMAND system while reverse
gearR is engaged. To display the image again,
disengage and reengage reverse gearR.
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295 Controls in detail
Loading
Loading
Carriers*
Roof rails
Crossbars*
The maximum roof load (
page 561) of
any add-on roof equipment is reduced by
the unladen weight of the crossbars
(13.7 Ibs/6.2 kg).
Four keys and an Allen wrench required for
installing and removing are included with
the crossbars.
Warning!G
Only use carriers* when the crossbars have
been completely mounted. The left and right
roof rails are only stabilized by means of the
crossbars mounted.
Follow the manufacturer’s installation
instructions. Otherwise, an improperly at-
tached roof rack system or its load could be-
come detached from the vehicle.
Do not exceed the maximum roof load of
198lb (90kg).
Take into consideration that when the roof is
loaded, the handling characteristics are dif-
ferent from those when operating the vehi-
cles without a roof loaded.
!Load the carriers* in such a way that the
vehicle cannot be damaged while driving.
Make sure

the tailgate can be completely opened

the tilt/sliding sunroof can be completely
raised at the rear
iThe following accessories are available for
your Mercedes-Benz:

Roof Cargo Container – Small, Medium, or
Large

Ski and Snowboard Carrier – Standard

Ski and Snowboard Carrier – Deluxe (Only in
connection with corresponding adapter.)
For more information on Mercedes-Benz acces-
sories, contact your authorized Mercedes-Benz
Light Truck Center.
iThe keys and the Allen wrench are stored
with the vehicle tool kit under the cargo compart-
ment floor (
page 490).
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301 Controls in detail
Loading
Attach add-on roof equipment to the
crossbars.
Place cover stripc flush against the
add-on roof equipment, and mark the
end of crossbar on cover strip.
Cut off cover stripc at marked loca-
tion.
Press cover stripc piece by piece into
groove of the crossbar.
Loading instructions
Load distribution
iCover strips are available as Mercedes-Benz
accessories. Contact your Mercedes-Benz Light
Truck Center.
Warning!G
Always fasten items being carried as secure-
ly as possible using cargo tie-down rings and
fastening materials appropriate for the
weight and size of the load.
In an accident, during hard braking or sud-
den maneuvers, loose items will be thrown
around inside the vehicle, and can cause in-
jury to vehicle occupants unless the items
are securely fastened in the vehicle.
To help avoid personal injury during a colli-
sion or sudden maneuver, always use tie
down rings, and if so equipped, always use
the cargo net* when transporting cargo.
Never drive vehicle with the tailgate open.
Deadly carbon monoxide (CO) gases may
enter vehicle interior resulting in uncon-
sciousness and death.
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304 Controls in detail
Loading
Hooks
Two hooks are located on the rear com-
partment trim panels, one on each side.
1Hook
Use the hooks to secure light weight items
only. The maximum permissible weight per
hook is 9lb(4kg).Expanding cargo compartment
You can separately fold the left and right
rear seat backrests to expand the cargo
compartment.
Warning!G
When expanding the cargo compartment,
always fully fold the corresponding seats
and, if so equipped, always use the
cargo net* (
page 312) when transporting
cargo.
Unless you are transporting cargo, the back-
rests must remain properly locked in the up-
right position.
In an accident, during hard braking or sud-
den maneuvers, loose items will be thrown
around inside the vehicle, and can cause
injury to vehicle occupants unless the items
are securely fastened in the vehicle.
Always use the cargo tie down rings
(
page 302).
Warning!G
Never drive the vehicle with the tailgate
open. Deadly carbon monoxide (CO) gases
may enter vehicle interior resulting in un-
consciousness and death.
!When the second-row seats are folded for-
ward, the front seats may not be moved to the
rearmost position. Otherwise you could damage
the front and second-row seats.
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305 Controls in detail
Loading
Expanding cargo compartment in part
Folding third-row seats, electrically
There are several ways to fold the third-row
seats.Two buttons are located on the right side
trim of the third-row seats.
Example, button for the left third-row seat
1Button for returning third-row seats to
upright position
2Button for folding the third-row seatsTwo buttons are located on the
passenger-side in the cargo compartment
Example, button for the right third-row seat
1Button for returning third-row seats to
upright position
2Button for folding the third-row seats
Push in the head restraints of the
third-row seats all the way
(
page 135).
Remove cargo compartment cover
blind (
page 311).
iUse the left button, indicated byL, to fold
down the left third-row seat.
Use the right button, indicated byR, to fold down
the right third-row seat.
iIt is only possible to fold the third-row seats
down when the rear right door is open.iIt is only possible to fold the third-row seats
down when the tailgate is open.

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308 Controls in detail
Loading
Folding third-row seats, electrically
There are several ways to fold the third-row
seats.
Two buttons are located on the right side
trim of the third-row seats.
Example, button for the left third-row seat
1Button for returning third-row seats to
upright position
2Button for folding the third-row seatsTwo buttons are located on the
passenger-side in the cargo compartment
Example, button for the right third-row seat
1Button for returning third-row seats to
upright position
2Button for folding the third-row seats
Push in the head restraints of the
third-row seats all the way
(
page 135).
Remove cargo compartment cover
blind (
page 311).
Press and hold button2 for each side
until the third-row seats are fully fold-
ed.
The cargo compartment is fully extend-
ed.
If a third-row seat is not engaged properly,
for example, the message
3rd Row Of
Seats – Right Not Locked
appears in the
multifunction display (
page 155).
Press and hold button2 again, until
the message disappears.
iUse the left button, indicated byL, to fold
down the left third-row seat.
Use the right button, indicated byR, to fold down
the right third-row seat.
iIt is only possible to fold the third-row seats
down when the rear right door is open.
iIt is only possible to fold the third-row seats
down when the tailgate is open.
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337 Controls in detail
Useful features
Call priority
If other service calls such as a Roadside
Assistance call or Information call are
active, an Emergency call is still possible.
In this case, the Emergency call will take
priority and override all other active calls.Remote door unlock
In case you have locked your vehicle unin-
tentionally (e.g. SmartKey inside vehicle),
and the reserve SmartKey is not handy:
Contact the Mercedes-Benz Response
Center at 1-800-756-9018 (in the USA)
or 1-888-923-8367 (in Canada).
You will be asked to provide your pass-
word which you provided when you
completed the subscriber agreement.
Then return to your vehicle and pull the
tailgate recessed handle for minimum
of 20 seconds until the SOS button is
flashing.
The message
Connecting Call ap-
pears in the multifunction display.
iThe indicator lamp in the Information
button¡ remains illuminated in red for
approximately 10 seconds during the system
self-check after switching on the ignition (togeth-
er with the SOS button and the Roadside
Assistance button•).
See system self-check (
page 332) if the indi-
cator lamp does not come on in red or stays on
longer than approximately 10 seconds.
If the indicator lamp in the Information
button¡ is flashing continuously and there
was no voice connection to the Response Center
established, then the Tele Aid system could not
initiate an Information call (e.g. the relevant cel-
lular phone network is not available). The mes-
sage
Call Failed appears in the multifunction
display.
Information calls can be terminated using
thet button on the multifunction steering
wheel or the END button on the COMAND sys-
tem.
!If the indicator lamps do not start flashing
after pressing one of the buttons or remain illu-
minated (in red) at any time, the Tele Aid system
has detected a malfunction or the service is not
currently active, and may not initiate a call. Visit
your authorized Mercedes-Benz Light Truck
Center and have the system checked or contact
the Response Center at 1-800-756-9018 (in the
USA) or 1-888-923-8367 (in Canada) as soon as
possible.
iThe indicator lamp in the respective button
flashes until the call is concluded. Emergency
calls can only be terminated by a Response
Center or Customer Assistance Center repre-
sentative, whereas Roadside Assistance and
Information calls can also be terminated by
pressing buttont on the multifunction
steering wheel or using the END button on the
COMAND system.
!If the indicator lamp continues to flash or
the system does not reset, contact the Response
Center at 1-800-756-9018 (in the USA) or
1-888-923-8367 (in Canada), or Mercedes-Benz
Customer Assistance at 1-800-FOR-MERCedes
(1-800-367-6372) in the USA or Customer
Service at 1-800-387-0100 in Canada.
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