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:
Glove box
WARNING
Keep glove box lid closed while driving to
help prevent injury in an accident or a
sudden stop.
To open the glove box, pull the handle1 .
To close, push the lid in until the lock
...
Important information
WARNING
Do not rest your foot on the brake pedal while the vehicle is in motion.
WARNING
Never allow the vehicle to coast (freewheel) with the engine turned off. The
engine must be runn ...
System self-test
After you have switched on the ignition, the
system carries out a self-diagnosis.
WARNING
A malfunction in the system has been
detected if one of the following conditions
occurs:
• ...






