Power Door Locks; Delayed Locking; Automatic Door Locks - GMC Sierra 2500 HD 2023 Owner's Manual

24 Keys, Doors, and Windows
Keyless Access
If equipped, the remote key must be within
1 m (3 ft) of the tailgate or door being
opened or locked. Press the button on the
door handle to open. See Keyless Access
Operation in Remote Keyless Entry (RKE)
System Operation (Key Access) 0 12 or
Remote Keyless Entry (RKE) System
Operation (Keyless Access) 0 14.
Free-Turning Locks
The door key lock cylinder turns freely when
either the wrong key is used, or the correct
key is not fully inserted. The free-turning
door lock feature prevents the lock cylinder
from being forced open. To reset the lock
cylinder, ensure the correct key is fully
inserted into the lock cylinder. Rotate the
key until you feel the lock cylinder click
back into place. Remove the key and
reinsert fully, rotate the key to unlock the
vehicle.

Power Door Locks

If equipped with power door locks.
: Press to lock the doors.
: Press to unlock the doors.

Delayed Locking

If equipped, this feature delays the locking
of the doors until five seconds after all
doors are closed.
Delayed locking can only be turned on when
the Open Door Anti-Lockout feature has
been turned off.
When is pressed on the power door lock
switch while the door is open, a chime will
sound three times indicating delayed locking
is active.
The doors will lock automatically
five seconds after all doors are closed. If a
door is reopened before that time, the
five-second timer will reset when all doors
are closed again.
Press
on the door lock switch again or
press on the RKE transmitter to lock the
doors immediately.
This feature can be programmed. To view
available settings for this feature, touch the
Settings icon on the infotainment home
page. Select Vehicle to display the list of
available options and select Power Door
Locks .

Automatic Door Locks

If equipped, the doors will lock
automatically when all doors are closed, the
ignition is on, and the vehicle is shifted out
of P (Park).