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:
StabiliTrak® System
The vehicle has the StabiliTrak system which combines antilock brake, traction,
and stability control systems and helps the driver maintain directional control
of the vehicle in most driving condi ...
Checking engine oil level
1. Park the vehicle on a level surface and
apply the parking brake.
2. Run the engine until it reaches operating
temperature.
3. Turn off the engine. Wait more than 15
minutes for the oil ...
Electric parking brake (EPB)
WARNING
Do not rely on the parking brake to hold the vehicle stationary if the brake
warning lamp is illuminated or the EPB warning lamp is flashing. Seek qualified
assistance urgently.
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