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:
ATA (Anti-Theft Alarm system)
A visual and audible alarm is triggered if the
alarm system is armed and you open:
• a door
• the vehicle with the mechanical key
• the tailgate
• the hood
The alarm is not switched off, ...
Driving on wet roads
Hydroplaning
If water has accumulated to a certain depth
on the road surface, there is a danger of
hydroplaning occurring, even if:
• you drive at low speeds.
• the tires have adequate trea ...
How to Reset the Engine Oil Life System
Reset the system whenever the engine oil is changed so that the system can calculate
the next engine oil change. Always reset the engine oil life to 100% after every
oil change. It will not reset it ...






