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:
After towing on four wheels
1. Apply the parking brake.
2. Switch on the ignition and apply the foot brake.
3. Place the auto selector lever in the park position.
4. Switch off the ignition and remove the Smart Key from the v ...
Sunroof
The ignition must be in ON/RUN or ACC/ACCESSORY to operate the sunroof and power
sunshade.
See Retained Accessory Power (RAP) .
The vehicle may have a sunroof over the front seats and a rear sunro ...
System maintenance
► The two radar sensor units 1 for the
BSW and Blind Spot InterventionTM
systems are located near the rear
bumper. Always keep the area near
the radar sensors clean. Do not attach
st ...