Power Door Locks; Delayed Locking - GMC Sierra 2015 Owner's Manual

2-8 Keys, Doors, and Windows
Warning (Continued)
passengers should wear
safety belts properly and the
doors should be locked
whenever the vehicle is
driven.
Young children who get into
unlocked vehicles may be
unable to get out. A child can
be overcome by extreme heat
and can suffer permanent
injuries or even death from
heat stroke. Always lock the
vehicle whenever leaving it.
Outsiders can easily enter
through an unlocked door
when you slow down or stop
the vehicle. Locking the doors
can help prevent this from
happening.
There are several ways to lock and
unlock the vehicle.
From outside, use the Remote
Keyless Entry (RKE) transmitter or
the key in the driver door.
From inside, use the power door
locks. See Power Door Locks on
page 2-8.
From inside, pull the door handle
once to unlock the door. Pull the
handle again to open the door.
See Vehicle Alarm System on
page 2-11.

Power Door Locks

Crew/Double Cab Premium Trim
Shown, Other Models Similar
: Press to lock the doors.
: Press to unlock the doors.

Delayed Locking

If equipped, when locking the doors
with the power lock switch and a
door open, the doors will lock
five seconds after the last door is
closed. Three chimes signal that
delayed locking is in use.