Mercedes-Benz GL-Class: Problems with fuel and the fuel tank

Fuel filler flap emergency release
WARNING
Avoid contact with the vehicle walls as they
may contain sharp edges. Otherwise, you
could injure yourself while releasing the fuel
filler flap.
The emergency release is locat ...
DEF
Important notes on use
To function properly, BlueTEC exhaust gas
aftertreatment must be operated with the
reducing agent DEF. Adding DEF is one of the
tasks performed during maintenance. Under
no ...
See also:
Decoupling a trailer
WARNING
While you are coupling or decoupling a trailer,
make sure nobody locks or unlocks the
vehicle and/or opens or closes doors or the
tailgate.
The vehicle's level could change an ...
Vehicles without extended Off-Road Proengineering package
Basic setting
The extent to which the vehicle is raised or
lowered depends on the basic setting
selected.
Select:
• Raised level, for driving on normal
off-road
terrain
• Highway/high-s ...
Poor reception and auto switching
In areas of poor reception due to signal masking and transmitter strengths, the
HD Radio™ system may switch between the HD Radio primary signal and the corresponding
analog broadcast more freque ...






