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:
Top Tether
WARNING
Always lock the rear seat backrests in their
upright position when the rear seats are
occupied by passengers. Lock the rear seat
backrests in their upright position before
ins ...
Flash-to-Pass
Use your high-beam headlamps to signal to a driver in front that you want to
pass. It works even if the headlamps are in the automatic position.
To use it, pull the turn signal lever toward you, the ...
Arduous driving conditions
When a vehicle is operated in extremely arduous conditions, more frequent attention
must be paid to servicing requirements. Arduous driving conditions include:
• Driving in dusty and/or sandy ...






