2023 CHEVROLET TRAILBLAZER buttons

Chevrolet Trailblazer Owner Manual (GMNA-Localizing-U.S./Canada-
16263960) - 2023 - CRC - 2/23/22
Keys, Doors, and Windows 11
Settings > Vehicle > Remote Lock, Unlock,
Start. The RKE transmitter buttons will not
operate when the key is in the ignition.
Programming Keys to the Vehicle
Only RKE keys programmed to this vehicle
will work. If a key is lost or stolen, a
replacement can be purchased and
programmed through your dealer. When the
replacement key is programmed to this
vehicle, all remaining keys must also be
reprogrammed. Any lost or stolen keys will
no longer work once the new key is
programmed.
Programming with Two Recognized Keys
To program a new key:1. Insert the original, already programmed key in the ignition and turn the
ignition on.
2. Turn the ignition off and remove the key.
3. Quickly, within five seconds, insert the second original already programmed key
in the ignition and turn the ignition on.
4. Turn the ignition off, and remove the key. 5. Insert the new key to be programmed
and turn the ignition on within
five seconds. The security light will turn
off once the key has been programmed.
6. Repeat Steps 1–5 if additional keys are to be programmed.
Programming without Two
Recognized Keys
Program a new key to the vehicle when a
recognized key is not available. Canadian
regulations require that owners see their
dealer.
If two currently recognized keys are not
available, follow this procedure to program
the first key.
This procedure will take approximately
30 minutes to complete for the first key.
The vehicle must be off and all of the keys
you wish to program must be with you.
1. Insert the new vehicle key into the ignition.
2. Turn the ignition on. The security light will come on.
3. Wait 10 minutes until the security light turns off.
4. Turn the ignition off. 5. Repeat Steps 2–4 two more times. After
the third time, turn the ignition on; the
key is learned and all previously known
keys will no longer work with the
vehicle.
6. To learn the second key, turn the ignition off, insert the second key to be
learned, and turn the ignition on.
After two keys are learned, the remaining
keys can be learned by following the
procedure in “Programming with Two
Recognized Keys.”
Battery Replacement
{Warning
Never allow children to play with the RKE
transmitter. The transmitter contains a
small battery, which can be a choking
hazard. If swallowed, internal burns can
occur, resulting in severe injury or death.
Seek medical attention immediately if a
battery is swallowed.

Chevrolet Trailblazer Owner Manual (GMNA-Localizing-U.S./Canada-
16263960) - 2023 - CRC - 2/23/22
14 Keys, Doors, and Windows
Keyless Access Operation
With the Keyless Access system, you can
lock and unlock the doors and access the
liftgate without removing the RKE
transmitter from your pocket, purse,
briefcase, etc. The RKE transmitter should be
within 1 m (3 ft) of the liftgate or door being
opened. The buttons are on the outside door
handles.
Keyless Access can be programmed to
unlock all doors on the first lock/unlock
press from the driver door. To view available
settings from the infotainment screen, touch
Settings > Vehicle > Remote Lock, Unlock,
Start.
Keyless Unlocking/Locking from the
Driver Door
When the doors are locked and the RKE
transmitter is within 1 m (3 ft) of the driver
door handle, pressing the lock/unlock button
on the driver door handle will unlock the
driver door. If the lock/unlock button is
pressed again within five seconds, all
passenger doors will unlock.
Driver Shown, Passenger Similar
Pressing the lock/unlock button will cause
all doors to lock if any of the following
occur:
.It has been more than five seconds since
the first lock/unlock button press.
.Two lock/unlock button presses were
used to unlock all doors.
.Any vehicle door has opened and all
doors are now closed. Keyless Unlocking/Locking from Front
Passenger Door
When the doors are locked and the RKE
transmitter is within 1 m (3 ft) of the door
handle, pressing the lock/unlock button on
the front passenger door handle will unlock
all doors. Pressing the lock/unlock button
will cause all doors to lock if any of the
following occur:
.The lock/unlock button was used to
unlock all doors.
.Any vehicle door has opened and all
doors are now closed.
Disable/Enable Keyless Unlocking of Exterior
Door Handles and Liftgate
If equipped, keyless unlocking of the exterior
door handles and liftgate can be disabled
and enabled.
Disabling Keyless Unlocking:
With the vehicle off, press and hold
Qand
Kon the RKE transmitter at the same time
for approximately three seconds. The turn
signal lamps will flash four times quickly to
indicate access is disabled. Using any
exterior handle to unlock the doors or open
the liftgate will cause the turn signal lamps

Chevrolet Trailblazer Owner Manual (GMNA-Localizing-U.S./Canada-
16263960) - 2023 - CRC - 2/23/22
Keys, Doors, and Windows 17
4. Place the new transmitter in thetransmitter pocket.
5. Press ENGINE START/STOP. When the transmitter is learned, the DIC display
will show that it is ready to program the
next transmitter.
6. Remove the transmitter from the transmitter pocket and press the
transmitter
KorQbutton. To program additional transmitters,
repeat Steps 4–6.
When all additional transmitters are
programmed, press and hold ENGINE
START/STOP for 12 seconds to exit
programming mode.
7. Put the key back into the transmitter.
8. Replace the key lock cylinder cap. See Door Locks 020.
Starting the Vehicle with a Low
Transmitter Battery
For improved vehicle security, the RKE
transmitter is equipped with a motion
sensor. When starting the vehicle, if the RKE
transmitter has been idle for a while, move
the transmitter slightly and try starting the
vehicle. When starting the vehicle, if the RKE
transmitter battery is depleted or there is
signal interference, the DIC may display NO
REMOTE DETECTED, REPLACE BATTERY IN KEY, or NO REMOTE DETECTED PLACE KEY IN KEY
POCKET THEN START YOUR VEHICLE, follow
the steps shown below:
To start the vehicle:
1. Place the transmitter in the transmitter
pocket with the buttons facing the front
of the vehicle.
2. With the vehicle in P (Park) or N (Neutral), press the brake pedal and
ENGINE START/STOP.
Replace the transmitter battery as soon
as possible.

Chevrolet Trailblazer Owner Manual (GMNA-Localizing-U.S./Canada-
16263960) - 2023 - CRC - 2/23/22
168 Climate Controls
The heating, cooling, and ventilation for the
vehicle can be controlled with this system.1. Temperature Control
2. Air Delivery Mode Controls
3. MAX Defrost
4. Rear Window Defogger
5. Fan Control
6. Driver and Passenger Heated Seats (If Equipped)
7. Recirculation
8. A/C (Air Conditioning)
]: Turn the knob clockwise or
counterclockwise to increase or decrease the
fan speed or turn the fan off.
Temperature Control : Turn the knob
clockwise or counterclockwise to increase or
decrease the temperature. Air Delivery Mode Controls :
Press
z,Y,
or
6to change the direction of the airflow.
The indicator light in the button will turn
on. Any combination of the three buttons
can be selected. The indicator light in the
button will turn on.
To change the current mode, select one or
more of the following:
z: Clears the windows of fog or moisture.
Air is directed to the windshield.
Y: Air is directed to the instrument panel
outlets.
6: Air is directed to the floor outlets.
0MAX : Air is directed to the windshield
and the fan runs at a higher speed. Fog or
frost is cleared from the windshield more
quickly. When the button is pressed again,
the system returns to the previous mode
setting.
For best results, clear all snow and ice from
the windshield before defrosting. A/C :
Press to turn the air conditioning
system on or off. If the climate control
system is turned off or the outside
temperature falls below freezing, the air
conditioner will not run.
@: Press to turn on recirculation. An
indicator light comes on. Air is recirculated
to quickly cool the inside of the vehicle or
to reduce the entry of outside air and odors.
Rear Window Defogger
K: Press to turn the rear window defogger
on or off. An indicator light on the button
comes on to show that the rear window
defogger is on.
The defogger can be turned off by turning
the vehicle off or to accessory mode.
If the vehicle is equipped with heated
outside mirrors, they turn on when the rear
window defogger button is on and help to
clear fog or frost from the surface of the
mirror.
See Heated Mirrors 032.

Chevrolet Trailblazer Owner Manual (GMNA-Localizing-U.S./Canada-
16263960) - 2023 - CRC - 2/23/22
170 Climate Controls
Automatic Operation
The system automatically controls the fan
speed, air delivery, air conditioning, and
recirculation in order to heat or cool the
vehicle to the desired temperature.
When AUTO is lit, all four functions operate
automatically. Each function can also be
manually set and the selected setting is
displayed.
Functions not manually set will continue to
be automatically controlled, even if the
AUTO indicator is not lit.
For automatic operation:1. Press AUTO.
2. Set the temperature, allow the system time to stabilize, and adjust the
temperature as needed.
Manual Operation
In addition to the controls on the center
stack; the fan, air delivery mode,
temperature, and other climate settings can
be controlled by touching CLIMATE on the
infotainment Home Page or the climate
button in the application tray. ON/OFF :
Press to turn the fan off or on.
When off, no air will flow into the vehicle.
Turning the fan on, pressing any other
button, or turning a knob will turn the
system back on using the current setting.
9: Turn the knob clockwise or
counterclockwise to increase or decrease the
fan speed. The fan speed setting appears on
the main display. Pressing either button
cancels automatic fan control and the fan is
controlled manually. Press AUTO to return
to automatic operation.
Air Delivery Mode Controls : Press any
combination of
z,Y, or6to change the
direction of the airflow. The indicator light
in the button will turn on. The current mode
appears in the display screen.
Pressing any of the three buttons cancels
automatic air delivery control and the
direction of the airflow is controlled
manually. Press AUTO to return to
automatic operation.
To change the current mode, select one or
more of the following:
z: Clears the windows of fog or moisture.
Air is directed to the windshield.
Y: Air is directed to the instrument panel
outlets.
6: Air is directed to the floor outlets.
0MAX : Air is directed to the windshield
and the fan runs at a higher speed. Fog or
frost is cleared from the windshield more
quickly. When the button is pressed again,
the system returns to the previous mode
setting.
For best results, clear all snow and ice from
the windshield before defrosting.
A/C : Press to turn the air conditioning
system on or off. If the climate control
system is turned off or the outside
temperature falls below freezing, the air
conditioner will not run.
Pressing A/C cancels automatic air
conditioning and turns off the air
conditioner. Press AUTO to return to
automatic operation and the air conditioner
runs automatically as needed. When the
indicator light is on, the air conditioner runs
automatically to cool the air inside the
vehicle or to dry the air needed to defog
the windshield faster.

Chevrolet Trailblazer Owner Manual (GMNA-Localizing-U.S./Canada-
16263960) - 2023 - CRC - 2/23/22
OnStar 339
OnStar
OnStar Overview
OnStar Overview . . . . . . . . . . . . . . . . . . . . . . 339
OnStar Services
Emergency . . . . . . . . . . . . . . . . . . . . . . . . . . . . 340
Security . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 340
OnStar Additional Information
OnStar Additional Information . . . . . . . . . 341
OnStar Overview
=Voice Command Button
QBlue OnStar Button
>Red Emergency Button
This vehicle may be equipped with a
comprehensive, in-vehicle system that can
connect to an OnStar Advisor for Emergency,
Security, Navigation, Connections, and
Diagnostics Services. OnStar services may
require a paid service plan and data plan.
OnStar requires the vehicle battery and
electrical system, cellular service, and GPS
satellite signals to be available and
operating. OnStar acts as a link to existing
emergency service providers. OnStar may
collect information about you and your
vehicle, including location information. See
OnStar User Terms, Privacy Statement, and
Software Terms for more details including
system limitations at www.onstar.com (U.S.)
or www.onstar.ca (Canada). The OnStar system status light is next to
the OnStar buttons. If the status light is:
.Solid Green: System is ready.
.Flashing Green: On a call.
.Red: Indicates a problem.
.Off: System is off. PressQtwice to
speak with an OnStar Advisor.
Press
Qor call 1-888-4ONSTAR
(1-888-466-7827) to speak to an Advisor.
Functionality of the Voice Command button
may vary by vehicle and region.
Press
=to:
.Open the OnStar app on the infotainment
display. If equipped, the infotainment
system has OnStar controls in the
embedded OnStar app on the Home Page.
Most OnStar functions that can be
performed with the buttons can be done
using the app. To open the app, touch the
OnStar icon on the Home Page. App
updates require a corresponding service
plan. Features vary by region and model.
Features are subject to change. For more
information, see my.chevrolet.com/learn
or press
Q.