
Chevrolet Sonic Owner Manual (GMNA-Localizing-U.S./Canada-13566834) -
2020 - CRC - 10/4/19
Keys, Doors, and Windows 23
Remote Keyless Entry (RKE)
System Operation (Key Access)
016.
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 from being
forced open. To reset the lock, turn
it to the vertical position with the
correct key fully inserted. Remove
the key and insert it again. If this
does not reset the lock, turn the key
halfway around in the cylinder and
repeat the reset procedure.
Delayed Locking
This feature delays the actual
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
Qis pressed on the driver or
passenger door power lock switch
while the door is open, a chime will sound three times to indicate that
delayed locking is active. The doors
will then lock automatically
five seconds after all doors are
closed.
If a door is reopened before
five seconds have elapsed, the
five-second timer will reset once all
the doors are closed again. Press
Q
on the door lock switch again,
or press
Qon the RKE transmitter,
to override this feature and lock the
doors immediately.
Delayed locking can be
programmed. See Vehicle
Personalization 0115.
Automatic Door Locks
The vehicle is programmed so that
when the doors are closed, the
ignition is on, and the shift lever is
moved out of P (Park) the doors and
the trunk/liftgate will lock.
If a vehicle door is unlocked and
then opened and closed, the doors
will lock either when your foot is removed from the brake or the
vehicle speed becomes faster than
13 km/h (8 mph).
To unlock the doors and the trunk/
liftgate:
.
Press
Kon the center stack or
the driver door switch.
. Place the transmission in
P (Park).
This feature can be programmed.
See Vehicle Personalization 0115.
Lockout Protection
If the ignition is on or in ACC/
ACCESSORY 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.
Lockout Protection can be manually
overridden with the driver door open
by pressing and holding
Qon the
power door lock switch.

Chevrolet Sonic Owner Manual (GMNA-Localizing-U.S./Canada-13566834) -
2020 - CRC - 10/4/19
28 Keys, Doors, and Windows
the lights will flash to indicate
pre-alarm. If the vehicle is not
started, or the door is not unlocked
by pressing
Kon the RKE
transmitter during the 10-second
pre-alarm, the alarm will be
activated.
If a door, the hood, or the liftgate is
opened without first unlocking with
the RKE transmitter, the turn signals
will flash and the horn will sound for
about 30 seconds. The alarm
system will then re-arm to monitor
for the next unauthorized event.
Disarming the System
To disarm the system, either unlock
the doors using the RKE transmitter,
or start the vehicle with a
recognized transmitter in the
vehicle.
To avoid setting off the alarm by
accident:
. Press
Kon the RKE transmitter.
. Start the vehicle.
To avoid setting off the alarm by
accident: .
Lock the vehicle after all
occupants have left the vehicle
and all doors are closed.
. Always unlock a door with the
RKE transmitter.
Unlocking the driver door with the
key will not disarm the system or
turn off the alarm.
How to Detect a Tamper
Condition
IfKis pressed on the transmitter
and the horn chirps and the lights
flash three times, an alarm occurred
previously while the alarm system
was armed.
Immobilizer
See Radio Frequency Statement
0 304.
Immobilizer Operation
(Key Access)
This vehicle has a passive
theft-deterrent system.
The system does not have to be
manually armed or disarmed. The vehicle is automatically
immobilized when the key is
removed from the ignition.
The system is automatically
disarmed when the vehicle is
started with the correct key. The key
uses a transponder that matches an
immobilizer control unit in the
vehicle and automatically disarms
the system. Only an authorized key
starts the vehicle. The vehicle may
not start if the key is damaged.
The security light in the instrument
cluster comes on if there is a
problem with arming or disarming
the theft-deterrent system.
When trying to start the vehicle, the
security light comes on briefly when
the ignition is turned on.

Chevrolet Sonic Owner Manual (GMNA-Localizing-U.S./Canada-13566834) -
2020 - CRC - 10/4/19
Keys, Doors, and Windows 29
If the engine does not start and the
security light stays on, there is a
problem with the system. Turn the
ignition off and try again.
If the engine still does not start, and
the key appears to be undamaged
or the light continues to stay on, try
another ignition key. If the engine
does not start with the other key, the
vehicle needs service. If the vehicle
does start, the first key may be
damaged. See your dealer who can
service the theft-deterrent system
and have a new key made.
Do not leave the transmitter or
device that disarms or deactivates
the theft-deterrent system in the
vehicle.
Immobilizer Operation
(Keyless Access)
This vehicle has a passive
theft-deterrent system.
The system does not have to be
manually armed or disarmed.The vehicle is automatically
immobilized when the transmitter
leaves the vehicle.
The immobilization system is
disarmed when ENGINE START/
STOP is pressed and a valid
transmitter is found in the vehicle.
The security light in the instrument
cluster comes on when there is a
problem with arming or disarming
the theft-deterrent system.
The system has one or more
transmitters matched to an
immobilizer control unit in your
vehicle. Only a correctly matched
transmitter will start the vehicle.
If the transmitter is ever damaged,
you may not be able to start your
vehicle.When trying to start the vehicle, the
security light comes on briefly when
the ignition is turned on.
If the engine does not start and the
security light stays on, there is a
problem with the system. Turn the
vehicle off and try again.
If the vehicle will not change ignition
modes (ACC/ACCESSORY, on, off),
and the RKE transmitter appears to
be undamaged, try another
transmitter. Or, you may try placing
the transmitter in the front
cupholder. See
“Starting the
Vehicle with a Low Transmitter
Battery” underRemote Keyless
Entry (RKE) System Operation
(Keyless Access) 010 or
Remote Keyless Entry (RKE)
System Operation (Key Access)
0 16.

Chevrolet Sonic Owner Manual (GMNA-Localizing-U.S./Canada-13566834) -
2020 - CRC - 10/4/19
32 Keys, Doors, and Windows
Windows
{Warning
Never leave a child, a helpless
adult, or a pet alone in a vehicle,
especially with the windows
closed in warm or hot weather.
They can be overcome by the
extreme heat and suffer
permanent injuries or even death
from heat stroke.
The vehicle aerodynamics are
designed to improve fuel economy
performance. This may result in a
pulsing sound when either rear
window is down and the front
windows are up. To reduce the
sound, open either a front window
or the sunroof, if equipped.
Manual Windows
If equipped, use the window crank
to open and close each window.
The rear windows do not open fully.
Power Windows
{Warning
Children could be seriously
injured or killed if caught in the
path of a closing window. Never
leave the Remote Keyless Entry
(RKE) transmitter or keys in a
vehicle with children. When there
are children in the rear seat, use
the window lockout button to
prevent operation of the windows.
SeeKeys 07.
If equipped, the power windows
work when the ignition is on, in
ACC/ACCESSORY, or when
Retained Accessory Power (RAP) is
active. See Retained Accessory
Power (RAP) 0177.
Using the window switch, press to
open or pull to close the window.
The windows may be temporarily
disabled if they are used repeatedly
within a short time.

Chevrolet Sonic Owner Manual (GMNA-Localizing-U.S./Canada-13566834) -
2020 - CRC - 10/4/19
Keys, Doors, and Windows 33
Window Lockout
This feature stops the rear
passenger windows from working.
.Press
Zto engage the rear
window lockout feature. The
indicator light is on when
engaged.
. Press
Zagain to disengage.
Window Express Movement
All windows can be opened without
holding the window switch. Press
the switch down fully and quickly
release to express open the
window. If equipped, pull the window switch
up fully and quickly release to
express close the window.
Briefly press or pull the window
switch in the same direction to stop
that window’s express movement.
Window Automatic Reversal
System
The express-close feature will
reverse window movement if it
comes in contact with an object.
Extreme cold or ice could cause the
window to auto-reverse. The
window will operate normally after
the object or condition is removed.
Automatic Reversal System
Override
{Warning
If automatic reversal system
override is active, the window will
not reverse automatically. You or
others could be injured and the
window could be damaged.
Before using automatic reversal
(Continued)
Warning (Continued)
system override, make sure that
all people and obstructions are
clear of the window path.
When the engine is on, override the
automatic reversal system by pulling
and holding the window switch if
conditions prevent it from closing.
Programming the Power
Windows
Programming may be necessary if
the vehicle battery has been
disconnected or discharged. If the
window is unable to express-up,
program each express-close
window: 1. Close all doors.
2. Turn the ignition on or to ACC/ ACCESSORY.
3. Partially open the window to be programmed. Then close it and
continue to pull the switch
briefly after the window has
fully closed.

Chevrolet Sonic Owner Manual (GMNA-Localizing-U.S./Canada-13566834) -
2020 - CRC - 10/4/19
34 Keys, Doors, and Windows
4. Open the window and continueto press the switch briefly after
the window has fully opened.
Sun Visors
To block out glare, swing down the
sun visors. You can also remove
them from the center mount and
swing them to the side.
Visor Vanity Mirror
Vanity mirrors are on the back of the
sun visors. Swing down the sun
visor and open the cover.
Roof
Sunroof
If equipped, the sunroof only
operates when the ignition is on or
Retained Accessory Power (RAP) is
active. See Retained Accessory
Power (RAP) 0177.
Express-open : Press and release
eto express-open the sunroof.
Press again to stop the movement. Open/Close (Manual Mode) :
Press and hold
eto open the
sunroof. Release the switch to stop
the movement. Press and hold
g
to close the sunroof. Release the
switch to stop the movement.
Vent : Press and hold
gto vent
the sunroof.
The sunshade opens automatically
with the sunroof, but must be closed
manually.
The sunroof will not operate if the
vehicle has an electrical failure.
Dirt and debris may collect on the
sunroof seal or in the track. This
could cause an issue with sunroof
operation or noise. It could also plug
the water drainage system.

Chevrolet Sonic Owner Manual (GMNA-Localizing-U.S./Canada-13566834) -
2020 - CRC - 10/4/19
Seats and Restraints 39
1. Pull up on the handle at thefront of the seat.
2. Slide the seat to the desired position and release the
handle.
3. Try to move the seat back and forth to be sure it is locked in
place.
Seat Height Adjuster
If available, move the lever up or
down to manually raise or lower
the seat.
Power Seat Adjustment
{Warning
The power seats will work with
the ignition off. Children could
operate the power seats and be
injured. Never leave children
alone in the vehicle.
To adjust a power seat, if equipped:
.Move the seat forward or
rearward by sliding the control
forward or rearward. .
Raise or lower the front part of
the seat cushion by moving the
front of the control up or down.
. Raise or lower the entire seat by
moving the rear of the control up
or down.
To adjust the seatback, see
Reclining Seatbacks 039.
Reclining Seatbacks
{Warning
If either seatback is not locked, it
could move forward in a sudden
stop or crash. That could cause
injury to the person sitting there.
Always push and pull on the
seatbacks to be sure they are
locked.

Chevrolet Sonic Owner Manual (GMNA-Localizing-U.S./Canada-13566834) -
2020 - CRC - 10/4/19
42 Seats and Restraints
Remote Start Auto Heated
Seats
If equipped and turned on, when it is
cold outside the heated seats can
be turned on automatically during a
remote vehicle start. The heated
seats will be canceled when the
ignition is turned on. Press the
heated seat controls to use the
heated seats after the vehicle is
started.
The heated seat indicator lights do
not turn on during a remote start.
The temperature performance of an
unoccupied seat may be reduced.
This is normal.
SeeVehicle Personalization 0115
and
Remote Vehicle Start 020.
Rear Seats
Rear Seat Reminder
If equipped, the message REAR
SEAT REMINDER LOOK IN REAR
SEAT displays under certain
conditions indicating there may be
an item or passenger in the rear
seat. Check before exiting the
vehicle.
This feature will activate when a
second row door is opened while
the vehicle is on or up to 10 minutes
before the vehicle is turned on.
There will be an alert when the
vehicle is turned off. The alert does
not directly detect objects in the rear
seat; instead, under certain
conditions, it detects when a rear
door is opened and closed,
indicating that there may be
something in the rear seat.
The feature is active only once each
time the vehicle is turned on and off,
and will require reactivation by opening and closing the second row
doors. There may be an alert even
when there is nothing in the rear
seat; for example, if a child entered
the vehicle through the rear door
and left the vehicle without the
vehicle being shut off.
The feature can be turned on or off.
See
Vehicle Personalization 0115.
Folding the Seatback
Either side of the seatback can be
folded down for more cargo space.
Fold a seatback only when the
vehicle is not moving.
Caution
Folding a rear seat with the seat
belts still fastened may cause
damage to the seat or the seat
belts. Always unbuckle the seat
belts and return them to their
normal stowed position before
folding a rear seat.