Mercedes-Benz GL-Class: 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 electrical consumers are switched on.
► Switch off electrical consumers which you do not need, such as the rear window defroster or interior lighting.
Once the battery is sufficiently charged, the seat heating will switch back on automatically.
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 ...
See also:
Safety Belts
Refer to the following sections for important information on how to use safety
belts properly.
Safety Belts .
How to Wear Safety Belts Properly .
Lap-Shoulder Belt .
Low ...
Heated and Ventilated Seats
Heated and Cooled Seat Buttons Shown, Heated Seat Buttons Similar
If available, the buttons are on the center console. To operate, the engine must
be running.
: If available, press to h ...
Automatic headlamp mode
► To switch on automatic headlamp
mode: turn the light switch to .
SmartKey in position 1 in the ignition lock:
the parking lamps are switched on or off
automatically depending on the br ...







