See also:

Vehicle data, GL 450
The data stated here refers specifically to a vehicle with standard equipment. Consult an authorized Mercedes-Benz Center for the data for all vehicle variants and trim levels. ...

Parking lamps/standing lamps (halogen headlamps)
Parking lamps/standing lamps (halogen headlamps) Switch off the lights. Open the hood. Turn housing cover 1 counter-clockwise and pull it out. Pull out bulb holder 2. Take the bulb out o ...

Switching the windshield wipers on/off
WARNING Wiper blades are components that are subject to wear and tear. Replace the wiper blades twice a year, preferably in the spring and fall. Otherwise the windshield will not be wiped pr ...