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:
System self-test
The indicator lamp
illuminates when you:
• turn the SmartKey to position 1 or 2 in the
ignition lock
• Rpress the KEYLESS-GO Start/Stop button
once or twice
If an adult occupant is proper ...
Correct use of the seat belts
WARNING
USE SEAT BELTS PROPERLY
• Seat belts can only work when used
properly. Never wear seat belts in any other
way than as described in this section, as
that could result in seri ...
Checking Brake Fluid
Check brake fluid by looking at the brake fluid reservoir. See Engine Compartment
Overview .
The fluid level should be above MIN. If it is not, have the brake hydraulic system
checked to se ...






