
Chevrolet Sonic Owner Manual (GMNA-Localizing-U.S./Canada-12461769) -
2019 - crc - 5/21/18
Keys, Doors, and Windows 33
When all additional transmitters
are programmed, press and
hold ENGINE START/STOP for
10 seconds to exit
programming mode.
Programming without Recognized
Transmitters
If two currently recognized
transmitters are not available, follow
this procedure to program up to
eight transmitters. This feature is
not available in Canada. This
procedure will take approximately
30 minutes to complete. The vehicle
must be off and all of the
transmitters to be programmed must
be with you. 1. Insert the vehicle key of the transmitter into the key lock
cylinder on the outside of the
driver door and turn the key
counterclockwise five times
within 10 seconds.
The DIC displays REMOTE
LEARN PENDING,
PLEASE WAIT. 2. Wait for 10 minutes until the
DIC displays PRESS ENGINE
START BUTTON TO LEARN
and then press ENGINE
START/STOP.
The DIC will again display
REMOTE LEARN PENDING,
PLEASE WAIT.
3. Repeat Step 2 two additional times. After the third time, all
previously known transmitters
will no longer work with the
vehicle. Remaining transmitters
can be relearned during the
next steps.
The DIC should now display
READY FOR REMOTE # 1.
4. Place the new transmitter intothe front cupholder.
5. Press ENGINE START/STOP. When the transmitter is
learned, the DIC will show that
it is ready to program the next
transmitter.
6. Remove the transmitter from the front cupholder and
press
K.
To program additional
transmitters, repeat Steps 4–6.

Chevrolet Sonic Owner Manual (GMNA-Localizing-U.S./Canada-12461769) -
2019 - crc - 5/21/18
34 Keys, Doors, and Windows
When all additional transmitters
are programmed, press and
hold ENGINE START/STOP for
10 seconds to exit
programming mode.
Starting the Vehicle with a Low
Transmitter Battery
While trying to start the vehicle,
if the transmitter battery is weak, the
DIC may display NO REMOTE
DETECTED. The DIC may display
REPLACE BATTERY IN
REMOTE KEY.
1. Place the transmitter in thefront cupholder. 2. With the vehicle in P (Park) or
N (Neutral), press the brake
pedal and press ENGINE
START/STOP. See Starting the
Engine 0189.
Replace the transmitter battery
as soon as possible.
Battery Replacement
Replace the battery if the DIC
displays REPLACE BATTERY IN
REMOTE KEY.
Caution
When replacing the battery, do
not touch any of the circuitry on
the transmitter. Static from your
body could damage the
transmitter. The battery is not rechargeable. To
replace the battery:1. Press the button on the side of
the RKE transmitter near the
bottom and remove the key.
Never remove the key without
pressing the button.

Chevrolet Sonic Owner Manual (GMNA-Localizing-U.S./Canada-12461769) -
2019 - crc - 5/21/18
36 Keys, Doors, and Windows
Key Access with Power TrunkShown (Sedan)
Q:Press to lock all doors and the
trunk/liftgate. The turn signal
indicators may flash and/or the horn
may sound on the second press to
indicate locking. See Vehicle
Personalization 0132.
If the driver door is open when
Qis
pressed, all doors lock except the
driver door, if Open Door
Anti-Lockout is enabled through
vehicle personalization. See Vehicle
Personalization 0132. If the
passenger door is open when
Qis
pressed, all doors lock. Pressing
Qmay also arm the
theft-deterrent system. See Vehicle
Alarm System 045.
K:Press to unlock the driver door,
or all doors and the trunk/liftgate.
The turn signal indicators flash to
indicate unlocking has occurred.
See Vehicle Personalization 0132.
Pressing
Kmay also disarm the
theft-deterrent system. See Vehicle
Alarm System 045.
X:If equipped, press twice to
release the trunk.
7: Press and release one time to
initiate vehicle locator. The exterior
lamps flash and the horn chirps
three times. Press and hold
7for at
least three seconds to sound the
panic alarm. The horn sounds and
the turn signals flash for
30 seconds, or until
7is pressed
again, or until the ignition is turned
on using the key.
/: If equipped, press and releaseQand then immediately press and
hold
/for at least four seconds or until the turn signal lamps flash to
start the engine from outside the
vehicle using the RKE transmitter.
See
Remote Vehicle Start 038.
The buttons on the RKE transmitter
are disabled when there is a key in
the ignition.
Programming Keys to the
Vehicle
Only RKE transmitters programmed
to this vehicle will work. If a
transmitter is lost or stolen, a
replacement can be purchased and
programmed through your dealer.
When the replacement transmitter is
programmed to this vehicle, all
remaining transmitters must also be
reprogrammed. Any lost or stolen
transmitters will no longer work
once the new transmitter is
programmed.
Programming with Two
Recognized Keys
To program a new key: 1. Insert the original, already programmed key in the ignition
and turn on the ignition.

Chevrolet Sonic Owner Manual (GMNA-Localizing-U.S./Canada-12461769) -
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38 Keys, Doors, and Windows
2. Separate the two halves of thetransmitter by inserting a flat
tool into the recess of the
transmitter.
3. Remove the battery with asmall tool by pushing it toward
the top of the transmitter.
4. Insert the new battery, positive side facing up. Replace with a
CR2032 or equivalent battery.
5. Snap the battery cover back on to the transmitter.
Remote Vehicle Start
If equipped, this feature allows the
engine to be started from outside
the vehicle.
/:This button will be on the RKE
transmitter if the vehicle has remote
start.
The climate control system will use
the previous settings during a
remote start. The rear defog may
come on during remote start based
on cold ambient conditions. The
rear fog indicator light does not
come on during remote start.
If the vehicle has heated seats, they
may come on during a remote start.
See Heated Front Seats 059. Laws in some local communities
may restrict the use of remote
starters. For example, some laws
require a person using remote start
to have the vehicle in view. Check
local regulations for any
requirements.
If your vehicle is low on fuel, do not
use the remote start feature. The
vehicle may run out of fuel.
Other conditions can affect the
performance of the transmitter. See
Remote Keyless Entry (RKE)
System
029.
Starting the Vehicle
To start the engine using the remote
start feature:
1. Press and release
Q.
2. Immediately after completing Step 1, press and hold
/for at
least four seconds or until the
turn signal lamps flash. The
turn signal lamps flashing
confirms the request to remote
start the vehicle has been
received.

Chevrolet Sonic Owner Manual (GMNA-Localizing-U.S./Canada-12461769) -
2019 - crc - 5/21/18
Keys, Doors, and Windows 39
When the engine starts, the parking
lamps will turn on and remain on as
long as the engine is running. The
doors will be locked and the climate
control system may come on.
The engine will continue to run for
15 minutes. After 30 seconds,
repeat the steps if a 15-minute
extension is desired. Remote start
can be extended only once.
Turn the ignition on before driving.
Extending Engine Run Time
The engine run time can also be
extended by another 15 minutes,
if during the first 15 minutes
Steps 1 and 2 are repeated while
the engine is still running. An
extension can be requested
30 seconds after starting. This
provides a total of 30 minutes.
When the remote start is extended,
the second 10-minute period is
added on to the first 15 minutes for
a total of 30 minutes.
A maximum of two remote starts,
or a single start with an extension,
are allowed between ignition cycles.After this, the ignition must be
turned on then off before the remote
start procedure can be used again.
Canceling a Remote Start
To cancel a remote start, do one of
the following:
.
Press and hold
/until the
parking lamps turn off.
. Turn on the hazard warning
flashers.
. Turn the vehicle on and then off.
Conditions in Which Remote Start
Will Not Work
The remote vehicle start feature will
not operate if:
. The key is in the ignition (Key
Access).
. A transmitter is in the vehicle
(Keyless Access).
. The hood is not closed.
. The hazard warning flashers
are on.
. The malfunction indicator lamp
is on. .
The engine coolant temperature
is too high.
. The oil pressure is low.
. Two remote vehicle starts, or a
single remote start with an
extension, have already
been used.
. The vehicle is not in P (Park).
Door Locks
{Warning
Unlocked doors can be
dangerous.
. Passengers, especially
children, can easily open
the doors and fall out of a
moving vehicle. The doors
can be unlocked and
opened while the vehicle is
moving. The chance of
being thrown out of the
vehicle in a crash is
increased if the doors are
not locked. So, all
(Continued)

Chevrolet Sonic Owner Manual (GMNA-Localizing-U.S./Canada-12461769) -
2019 - crc - 5/21/18
Keys, Doors, and Windows 43
Doors
Trunk (Sedan)
{Warning
Exhaust gases can enter the
vehicle if it is driven with the
liftgate, hatch/trunk open, or with
any objects that pass through the
seal between the body and the
hatch/trunk or liftgate. Engine
exhaust contains carbon
monoxide (CO) which cannot be
seen or smelled. It can cause
unconsciousness and even death.
If the vehicle must be driven with
the liftgate or hatch/trunk open:. Close all of the windows.
. Fully open the air outlets on
or under the instrument
panel.
. Adjust the climate control
system to a setting that
brings in only outside air
(Continued)
Warning (Continued)
and set the fan speed to the
highest setting. See
“Climate Control Systems”
in the Index.
. If the vehicle is equipped
with a power liftgate, disable
the power liftgate function.
For more information about
carbon monoxide, see Engine
Exhaust 0195.
To lock or unlock the trunk from the
inside, press
QorKon the central
locking switch or on the driver door
lock switch.
To open the trunk from inside the
vehicle, press
V.

Chevrolet Sonic Owner Manual (GMNA-Localizing-U.S./Canada-12461769) -
2019 - crc - 5/21/18
44 Keys, Doors, and Windows
To open the trunk from outside of
the vehicle:
.Press
Kon the RKE transmitter
to unlock all doors, then use the
touch pad.
. Press
Xtwice on the RKE
transmitter.
See Remote Keyless Entry (RKE)
System Operation (Keyless Access)
0 29 orRemote Keyless Entry
(RKE) System Operation (Key
Access) 035.
To lock the trunk from outside press
Qon the RKE transmitter.
Emergency Trunk Release
Handle
Caution
Do not use the emergency trunk
release handle as a tie-down or
anchor point when securing items
in the trunk as it could damage
the handle.
There is a glow-in-the-dark
emergency trunk release handle on
the underside of the trunk lid. This
handle will glow following exposure
to light. Pull the release handle
down to open the trunk from the
inside.
After use, return to the stored
position.
Liftgate (Hatchback)
{Warning
Exhaust gases can enter the
vehicle if it is driven with the
liftgate, hatch/trunk open, or with
any objects that pass through the
seal between the body and the
hatch/trunk or liftgate. Engine
exhaust contains carbon
monoxide (CO) which cannot be
seen or smelled. It can cause
unconsciousness and even death.
If the vehicle must be driven with
the liftgate or hatch/trunk open:. Close all of the windows.
. Fully open the air outlets on
or under the instrument
panel.
. Adjust the climate control
system to a setting that
brings in only outside air
and set the fan speed to the
(Continued)

Chevrolet Sonic Owner Manual (GMNA-Localizing-U.S./Canada-12461769) -
2019 - crc - 5/21/18
Keys, Doors, and Windows 45
Warning (Continued)
highest setting. See
“Climate Control Systems”
in the Index.
. If the vehicle is equipped
with a power liftgate, disable
the power liftgate function.
For more information about
carbon monoxide, see Engine
Exhaust 0195.
To lock or unlock the liftgate from
the inside, press
QorKon the
central locking switch or on the
driver door switch.
The vehicle must be in P (Park) for
automatic transmissions. For
manual transmissions the parking
brake must be engaged.
To open the liftgate from the
outside, press
Kon the RKE
transmitter to unlock all doors, then
use the touch pad.
See Remote Keyless Entry (RKE)
System Operation (Keyless Access)
0 29 orRemote Keyless Entry
(RKE) System Operation (Key
Access) 035.
When closing the liftgate, close from
the center to ensure that it fully
latches.
Vehicle Security
This vehicle has theft-deterrent
features; however, they do not make
the vehicle impossible to steal.
Vehicle Alarm System
This vehicle has an anti-theft alarm
system.
The indicator light on the instrument
panel near the windshield indicates
the status of the system.
Off : Vehicle is disarmed.
On Solid : Vehicle is secured
during the delay to arm the system.
Fast Flash : Vehicle is unsecured.
A door, the hood, or the trunk/
liftgate is open.