Mercedes-Benz GL-Class: Sliding sunroof - Opening/closing - Mercedes-Benz GL-Class Owner's ManualMercedes-Benz GL-Class: Sliding sunroof

Important safety notes

WARNING When opening or closing the sliding sunroof, 
When opening or closing the sliding sunroof, make sure that there is no danger of anyone being harmed by the opening/closing procedure.
The sliding sunroof is equipped with automatic operation and the anti-entrapment feature. If the movement of the sliding sunroof is blocked during the closing procedure, the sliding sunroof will stop and open slightly.
The sliding sunroof operates differently when the sliding sunroof switch is pressed and held.
See the "Problems with the sliding sunroof" section for more details.
The opening/closing procedure of the sliding sunroof can be immediately halted by releasing the sliding sunroof switch or, if the sliding sunroof switch was moved past the resistance point and released, by moving the sliding sunroof switch in any direction.

WARNING The sliding sunroof is made out of glass. In the 
The sliding sunroof is made out of glass. In the event of an accident, the glass may shatter.
This may result in an opening in the roof.
In a vehicle rollover, occupants not wearing their seat belts or not wearing them properly may be thrown out of the opening. Such an opening also presents a potential for injury for occupants wearing their seat belts properly, as entire body parts or portions of them may protrude from the passenger compartment.

of snow and ice. Otherwise, malfunctions Only open the sliding sunroof if it is free of snow and ice. Otherwise, malfunctions may occur.

Do not allow anything to protrude from the sliding sunroof. Otherwise, the seals could be damaged.

start to rain or snow. Make sure that the The weather can change abruptly. It could start to rain or snow. Make sure that the sliding sunroof is closed when you leave the vehicle. The vehicle electronics can be damaged if water enters the vehicle interior.

to the usual airflow noises when the sliding Resonance noises can occur in addition to the usual airflow noises when the sliding sunroof is open. They are caused by minor pressure fluctuations in the vehicle interior.

Change the position of the sliding sunroof or open a side window slightly to reduce or eliminate these noises.

Convenience closing
General information When you lock the vehicle, you can simultaneously: • close the side windows • close the hinged side windows • close the sliding sunroof WARNING   When closin ...

Operating the sliding sunroof
Opening and closing You can continue to operate the sliding sunroof after switching off the engine or removing the SmartKey from the ignition lock. This function is available for up to five minu ...

See also:

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Grass/gravel/snow
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Headlights
Replacing Fog may temporarily form inside the lens of the exterior lights in the rain or in a car wash. A temperature difference between the inside and the outside of the lens causes the fog. ...