Mercedes-Benz GLC : Doors / Locking/unlocking the driver's door with the emergency key
If you wish to lock the vehicle entirely using
the emergency key, first press the button for
locking from the inside while the driver's
door is open. Then proceed to lock the driver's
door using the emergency key.

Remove the emergency key.
Insert the emergency key as far
as it will go
into opening
in the cover.
Pull and hold the door handle.
Pull the cover on the emergency
key as
straight as possible away from the vehicle
until it releases.
Release the door handle.

To unlock: turn the
emergency key counterclockwise
to position
.
To lock: turn the
emergency key clockwise to
position
.
Carefully press the cover onto
the lock cylinder
until it engages and is seated firmly.
The vehicle is locked automatically when the
ignition is switched on and the wheels are turning
faster than walking pace.
To activate: press and
hold button for
approximately five seconds until an acoustic
signal sounds...
Other information:
WARNING Risk of accident due to incorrect
mounting of snow chains
If you have mounted snow chains to the front
wheels, the snow chains may drag against
the vehicle body or chassis components.
This could cause damage to the vehicle or
the tires.
Never mount snow chains
on the front
wheels...
WARNING Risk of accident due to driving
with the hood unlocked
The hood may open and block your view.
Never release the hood
when driving.
Before every trip, ensure
that the hood
is locked.
WARNING Risk of accident and injury
when opening and closing the hood
The hood may suddenly drop into the end
position...