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:
The restraint system includes the following components:
Seat belt system
Airbags
Child restraint system
Child seat securing systems
The restraint system can help prevent the vehicle
occupants from coming into contact with
parts of the vehicle interior in the event of an
accident...
ABS (Anti-lock Braking System)
Off-road ABS
BAS (Brake Assist System)
ESP® (Electronic Stability Program)
ESP® Crosswind Assist
ESP® trailer stabilization
EBD (Electronic Brakeforce Distribution)
STEER CONTROL
HOLD function
Hill Start Assist
ATTENTION ASSIST
Cruise control
Traffic Sign Assist
AIR BODY CONTROL
Driving Assistance package
The following functions are part of the Driving
Assistance Package...