Fuel filler flap
The fuel filler flap is unlocked or locked automatically when you open or close the vehicle with the SmartKey or using KEYLESS-GO.
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.
1 To open the fuel filler flap
2 To insert the fuel filler cap
3 Tire pressure table
4 Fuel type
See also:
Windshield washer system andheadlamp cleaning system
The washer fluid reservoir is used for both the
windshield washer system and the headlamp
cleaning system.
Vehicle components and their service
products must match. You should, therefore, only ...
Ride & Handling
When I first saw the wheels on my test GLK350 — those 20-inch rims and
low-profile all-season tires — I was a little worried about how it would ride on
Chicago's crater-filled roads. To my surpris ...
Important safety notes
WARNING
In order to avoid possible loss of vehicle
control, all seat, head restraint, steering
wheel and rear view mirror adjustments, as
well as fastening of seat belts, must be done
bef ...