Automatic Door Locks; Lockout Protection; Safety Locks - Chevrolet Trailblazer 2023 Owner's Manual

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 also be programmed.
To view available settings from the
infotainment screen, touch Settings >
Vehicle > Power Door Locks.

Automatic Door Locks

The doors will lock automatically when all
doors are closed, the ignition is on, and the
vehicle is shifted out of P (Park).
To unlock the doors:
Press on the power door lock switch.
Shift into P (Park).
Automatic door locking cannot be disabled.
Automatic door unlocking can be
programmed. To view available settings
from the infotainment screen, touch
Settings > Vehicle > Power Door Locks.

Lockout Protection

If the ignition is on or in accessory mode
and the power door lock switch is pressed
with the driver door open, all the doors will
lock and only the driver door will unlock.
If the vehicle is off and locking is requested
while a door is open, when all doors are
closed the vehicle will check for RKE
transmitters inside. If an RKE transmitter is
detected and the number of RKE
transmitters inside has not reduced, the
driver door will unlock and the horn will
chirp three times.
Lockout Protection can be manually
overridden with the driver door open by
pressing and holding on the power door
lock switch.
Open Door Anti Lockout
If Open Door Anti Lockout has been turned
on and the vehicle is off, the driver door is
open, and locking is requested, all the doors
will lock and the driver door will lock and
then immediately unlock. The Open Door
Anti Lockout feature can be turned on or
off. To view available settings from the
infotainment screen, touch Settings >
Vehicle > Power Door Locks.
Keys, Doors, and Windows

Safety Locks

The rear door safety locks prevent
passengers from opening the rear doors
from inside the vehicle.
Manual Safety Locks
If equipped, the safety lock is on the inside
edge of the rear doors. To use the
safety lock:
1. Move the lever up to the lock position.
2. Close the door.
3. Do the same for the other rear door.
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