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:
Vehicles with extended Off-Road Proengineering package
Basic settings
The extent to which the vehicle is raised or
lowered depends on the basic setting
selected.
Select:
• Off-road level 3 for freeing the vehicle
in
impassable terrain at low spe ...
Performance to Match Looks
Despite its size and 4,650-pound curb weight, the CL550 has performance to
match its looks. It shares its engine and seven-speed automatic transmission
with the S-Class, and as of the 2009 model y ...