Mercedes-Benz GLC : Doors / Centrally locking and unlocking the vehicle from the inside

To unlock: press button
.
To lock: press button
.
This does not lock or unlock the fuel filler flap.
The vehicle is not unlocked:
If you have locked the vehicle using the
SmartKey.
If you have locked the vehicle using KEYLESS-GO.
To unlock and open a front
door: pull door
handle .
Locking pin pops up when
the door is
unlocked.
To unlock a rear door:
pull the rear door
handle...
Requirements:
The SmartKey is outside the vehicle.
The distance between the SmartKey and the
vehicle does not exceed 3 ft (1 m).
The driver's door and the door at which the
door handle is used are closed...
Other information:
Observe the notes on operating fluids.
NOTE Engine damage caused by an
incorrect oil filter, incorrect oil or additives
Do not use engine oils or
oil filters other
than those which meet the specifications
necessary for the prescribed
service intervals...
R..