Fuel filler flap
The fuel filler flap is unlocked or locked automatically when you open or close the vehicle with the SmartKey or using KEYLESSGO.
The position of the fuel filler cap is displayed
in the instrument cluster 
. The
arrow
next to the filling pump indicates the side of
the vehicle.
Example: Sedan
1. To open the fuel filler flap
2. To insert the fuel filler cap
3. Tire pressure table
4. Fuel type
See also:
Setting the air distribution
Front control unit:
Directs air through the center
vents.
Directs the airflow through the
footwell air vents
Directs the airflow through the
center and footwell vents.
Directs the airflo ...
2009 Mercedes-Benz GL-Class Review
With a 23-mpg diesel version now available in all 50 states, the
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This function is shown if you have stored at
least one lap and stopped the RACETIMER.
•► Press on the steering wheel
to select the AMG menu.
•► Press the button repeatedly until
...