Mercedes-Benz GL-Class: 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 lamps in the seat heating button are flashing.

Driver's and front-passenger seat

Rear seats
The system automatically switches down from level 3 to level 2 after approximately five minutes.
The system automatically switches down from level 2 to level 1 after approximately ten minutes.
The system automatically switches off approximately 20 minutes after it is set to level 1.
► Make sure that the SmartKey is in
position
2 in the ignition lock.
► To switch on: press button 1 repeatedly
until the desired heating level is set.
► To switch off: press button 1 repeatedly
until all the indicator lamps go out.
Problems with the seat heating
If one or all of the indicator lamps in the seat
heating button are flashing, the seat heating
has switched off automatically. The vehicle's
electrical system voltage is too low because
too many e ...
See also:
Testing the Alarm
To test the alarm:
1. From inside the vehicle, lower the driver window and open the driver door.
2. Activate the system by locking the doors with the power door lock switch while
the door is open, ...
Switching on the ignition
To turn on the ignition without starting the engine. Ensure the brake pedal is
not depressed, and with a valid Smart Key present in the vehicle, press the START/STOP
button and hold until the warn ...
Using Voice Commands During a Planned Route
Cancel Route
1. Push . System responds: “OnStar ready,” then a tone. Say “Cancel route.” System responds: “Would you like to cancel route directions to your destination? ...







