Mercedes-Benz GL-Class: Qualified specialist workshop
An authorized Mercedes-Benz Center is a qualified specialist workshop. It has the necessary specialist knowledge, tools and qualifications to correctly carry out the work required on your vehicle. This is especially the case for work relevant to safety.
Observe the notes in the service booklet.
Always have the following work carried out at an authorized Mercedes-Benz Center:
• work relevant to safety
• service and maintenance work
• repair work
• alterations, installation work and
modifications
• work on electronic components
Safety notes
WARNING
Work improperly carried out on electronic
components and associated software could
cause them to cease functioning. Because the
vehicle's electronic components are
interconnec ...
Proper use
WARNING
There are various warning stickers affixed to
your vehicle. Their purpose is to alert you and
others to various dangers. Therefore, do not
remove any warning stickers unless th ...
See also:
Switching on/off
The three red indicator lamps in the button
indicate the heating level you have selected.
If the battery voltage is too low, the seat
heating may switch off.
One or more of the indicator lamp ...
Playing the Radio
(Power/Volume):
1. Press to turn the audio system on and off.
2. Turn to increase or to decrease the volume.
3. Press and hold for more than two seconds to turn off the navigation system,
the Rear ...
Gradient release control (GRC)
With HDC activated, if the vehicle is stopped on a slope using the foot brake,
GRC will become active (except in Terrain response Sand program). During a hill
ascent when the foot brake is release ...






