
Chevrolet Sonic Owner Manual (GMNA-Localizing-U.S./Canada-10122660) -2017 - crc - 5/13/16
In Brief 13
To r e t u r n t h e s e a t b a c k t o a n u p r i g h tposition:
1. Lift the lever fully withoutapplying pressure to theseatback, and the seatbackreturns to the upright position.
2. Push and pull on the seatbackto make sure it is locked.
SeeReclining Seatbacks055.
Second Row Seats
The rear seatbacks can be foldeddown to increase cargo space.
SeeRear Seats057.
Head Restraint
Adjustment
Do not drive until the head restraintsfor all occupants are installed andadjusted properly.
To a c h i e v e a c o m f o r t a b l e s e a t i n gposition, change the seatbackrecline angle as little as necessarywhile keeping the seat and the headrestraint height in the properposition.
SeeHead Restraints052andSeatAdjustment053.
Safety Belts
Refer to the following sections forimportant information on how to usesafety belts properly:
.Safety Belts059.
.How to Wear Safety BeltsProperly060.
.Lap-Shoulder Belt061.
.Lower Anchors and Tethers forChildren (LATCH System)084.
Passenger Sensing
System
United States
Canada
The passenger sensing systemturns off the front outboardpassenger frontal airbag and kneeairbag under certain conditions. Noother airbag is affected by thepassenger sensing system. SeePassenger Sensing System071.

Chevrolet Sonic Owner Manual (GMNA-Localizing-U.S./Canada-10122660) -2017 - crc - 5/13/16
26 Keys, Doors, and Windows
Keys, Doors, and
Windows
Keys and Locks
Keys . . . . . . . . . . . . . . . . . . . . . . . . . . . 26Remote Keyless Entry (RKE)System . . . . . . . . . . . . . . . . . . . . . . . 28Remote Keyless Entry (RKE)System Operation (KeyAccess) . . . . . . . . . . . . . . . . . . . . . . 29Remote Keyless Entry (RKE)System Operation (KeylessAccess) . . . . . . . . . . . . . . . . . . . . . . 31Remote Vehicle Start . . . . . . . . . . 37Door Locks . . . . . . . . . . . . . . . . . . . . 38Delayed Locking . . . . . . . . . . . . . . . 39Automatic Door Locks . . . . . . . . . 40Lockout Protection . . . . . . . . . . . . . 40Safety Locks . . . . . . . . . . . . . . . . . . . 40
Doors
Trunk (Sedan) . . . . . . . . . . . . . . . . . 41Liftgate (Hatchback) . . . . . . . . . . . 43
Vehicle Security
Vehicle Security . . . . . . . . . . . . . . . . 44Vehicle Alarm System . . . . . . . . . 44Immobilizer . . . . . . . . . . . . . . . . . . . . 45Immobilizer Operation . . . . . . . . . 45
Exterior Mirrors
Convex Mirrors . . . . . . . . . . . . . . . . 46Manual Mirrors . . . . . . . . . . . . . . . . . 46Power Mirrors . . . . . . . . . . . . . . . . . . 46Folding Mirrors . . . . . . . . . . . . . . . . . 47Heated Mirrors . . . . . . . . . . . . . . . . . 47
Interior Mirrors
Manual Rearview Mirror . . . . . . . . 47
Windows
Windows . . . . . . . . . . . . . . . . . . . . . . . 47Manual Windows . . . . . . . . . . . . . . 48Power Windows . . . . . . . . . . . . . . . 48Sun Visors . . . . . . . . . . . . . . . . . . . . . 49
Roof
Sunroof . . . . . . . . . . . . . . . . . . . . . . . . 50
Keys and Locks
Keys
{Warning
Leaving children in a vehicle with
an ignition key or Remote
Keyless Entry (RKE) transmitter is
dangerous and children or others
could be seriously injured or
killed. They could operate the
power window or other controls or
make the vehicle move. The
windows will function with the key
in the ignition or with the RKE
transmitter in the vehicle, and
children or others could be caught
in the path of a closing window.
Do not leave children in a vehicle
with the ignition key or an RKE
transmitter.

Chevrolet Sonic Owner Manual (GMNA-Localizing-U.S./Canada-10122660) -2017 - crc - 5/13/16
38 Keys, Doors, and Windows
After this, the vehicle's ignitionswitch must be turned to ON/RUNand then back to LOCK/OFF usingthe key, before the remote startprocedure can be used again.
Canceling a Remote Start
To c a n c e l a r e m o t e s t a r t , d o o n e o fthe following:
.Press and hold/until the
parking lamps turn off.
.Turn on the hazard warningflashers.
.Turn the vehicle on and then off.
Conditions in Which Remote StartWill Not Work
The remote vehicle start feature willnot operate if:
.The key is in the ignition.
.The hood is not closed.
.The hazard warning flashersare on.
.The malfunction indicator lampis on.
.The engine coolant temperatureis too high.
.The oil pressure is low.
.Tw o r e m o t e v e h i c l e s t a r t s , o r asingle remote start with anextension, have alreadybeen used.
.The vehicle is not in P (Park).
Door Locks
{Warning
Unlocked doors can be
dangerous.
.Passengers, especiallychildren, can easily openthe doors and fall out of amoving vehicle. When adoor is locked, the handlewill not open it. The chanceof being thrown out of thevehicle in a crash isincreased if the doors arenot locked. So, allpassengers should wearsafety belts properly and the
(Continued)
Warning (Continued)
doors should be lockedwhenever the vehicle isdriven.
.Yo u n g c h i l d r e n w h o g e t i n t ounlocked vehicles may beunable to get out. A childcan be overcome byextreme heat and can sufferpermanent injuries or evendeath from heat stroke.Always lock the vehiclewhenever leaving it.
.Outsiders can easily enterthrough an unlocked doorwhen you slow down or stopthe vehicle. Locking thedoors can help prevent thisfrom happening.
To l o c k o r u n l o c k t h e d o o r s f r o moutside the vehicle:
.Use the key in the driver door tolock all doors or unlock thedriver door only.

Chevrolet Sonic Owner Manual (GMNA-Localizing-U.S./Canada-10122660) -2017 - crc - 5/13/16
48 Keys, Doors, and Windows
pulsing sound when either rearwindow is down and the frontwindows are up. To reduce thesound, open either a front windowor the sunroof, if equipped.
Manual Windows
If equipped, use the window crankto open and close each window.
The rear windows do not open fully.
Power Windows
{Warning
Leaving children in a vehicle with
the keys is dangerous for many
reasons. Children or others could
be badly injured or even killed.
They could operate the power
windows or other controls or even
make the vehicle move. The
windows will function and they
could be seriously injured or killed
if caught in the path of a closing
window. Do not leave keys in a
vehicle with children.
(Continued)
Warning (Continued)
When there are children in the
rear seat use the window lockout
button to prevent unintentional
operation of the windows.
If equipped, the windows work whenthe vehicle is in ON/RUN or ACC/ACCESSORY, or when RetainedAccessory Power (RAP) is active.SeeRetained Accessory Power(RAP)0187.
Press or pull the switch to open orclose the window.
The windows will be temporarilydisabled if the window switches areused repeatedly within a short time.
Window Lockout
This feature stops the rear doorpassenger window switches fromworking.
Pressoto engage the rear window
lockout feature. The indicator light ison when engaged.
Pressoagain to disengage.

Chevrolet Sonic Owner Manual (GMNA-Localizing-U.S./Canada-10122660) -2017 - crc - 5/13/16
Seats and Restraints 53
Rear Seats
The vehicle's rear seats haveadjustable head restraints in theoutboard seating positions.
The height of the head restraint canbe adjusted. Pull the head restraintup to raise it. Try to move the headrestraint to make sure that it islocked in place.
To l o w e r t h e h e a d r e s t r a i n t , p r e s sthe button, located on the top of theseatback, and push the headrestraint down. Try to move thehead restraint after the button isreleased to make sure that it islocked in place.
If you are installing a child restraintin the rear seat, see“Securing aChild Restraint Designed for theLATCH System”underLowerAnchors and Tethers for Children(LATCH System)084.
Front Seats
Seat Adjustment
Manual Seats
{Warning
Yo u c a n l o s e c o n t r o l o f t h e
vehicle if you try to adjust a driver
seat while the vehicle is moving.
Adjust the driver seat only when
the vehicle is not moving.

Chevrolet Sonic Owner Manual (GMNA-Localizing-U.S./Canada-10122660) -2017 - crc - 5/13/16
60 Seats and Restraints
Q: If my vehicle has airbags, whyshould I have to wear safetybelts?
A:Airbags are supplementalsystems only; so they workwithsafety belts—not instead ofthem. Whether or not an airbagis provided, all occupants stillhave to buckle up to get themost protection.
Also, in nearly all states and inall Canadian provinces, the lawrequires wearing safety belts.
How to Wear Safety Belts
Properly
This section is only for people ofadult size.
There are special things to knowabout safety belts and children, andthere are different rules for smallerchildren and infants. If a child will beriding in the vehicle, seeOlderChildren077orInfants and YoungChildren079.Followthoserulesforeveryone's protection.
It is very important for all occupantsto buckle up. Statistics show thatunbelted people are hurt more oftenin crashes than those who arewearing safety belts.
There are important things to knowabout wearing a safety belt properly.
.Sit up straight and always keepyour feet on the floor in frontof you.
.Always use the correct bucklefor your seating position.
.Wear the lap part of the belt lowand snug on the hips, justtouching the thighs. In a crash,this applies force to the strong
pelvic bones and you would beless likely to slide under the lapbelt. If you slid under it, the beltwould apply force on yourabdomen. This could causeserious or even fatal injuries.
.Wear the shoulder belt over theshoulder and across the chest.These parts of the body are bestable to take belt restrainingforces. The shoulder belt locks ifthere is a sudden stop or crash.
{Warning
Yo u c a n b e s e r i o u s l y i n j u r e d ,
or even killed, by not wearing
your safety belt properly.
.Never allow the lap orshoulder belt to becomeloose or twisted.
.Never wear the shoulderbelt under both arms orbehind your back.
.Never route the lap orshoulder belt over anarmrest.

Chevrolet Sonic Owner Manual (GMNA-Localizing-U.S./Canada-10122660) -2017 - crc - 5/13/16
Seats and Restraints 61
Lap-Shoulder Belt
All seating positions in the vehiclehave a lap-shoulder belt.
The following instructions explainhow to wear a lap-shoulder beltproperly.
1. Adjust the seat, if the seat isadjustable, so you can sit upstraight. To see how, see“Seats”in the Index.
2. Pick up the latch plate and pullthe belt across you. Do not letit get twisted.
The lap-shoulder belt may lockif you pull the belt across youvery quickly. If this happens, letthe belt go back slightly tounlock it. Then pull the beltacross you more slowly.
If the shoulder portion of apassenger belt is pulled out allthe way, the child restraintlocking feature may beengaged. If this happens, letthe belt go back all the wayand start again.
For the driver and frontoutboard passenger belts,if the webbing locks in the latch
plate before it reaches thebuckle, tilt the latch plate to flatto unlock.
3. Push the latch plate into thebuckle until it clicks.
If the latch plate will not go fullyinto the buckle, check if thecorrect buckle is being used.
Pull up on the latch plate tomake sure it is secure. If thebelt is not long enough, seeSafety Belt Extender064.
Position the release button onthe buckle so that the safetybelt could be quickly unbuckledif necessary.

Chevrolet Sonic Owner Manual (GMNA-Localizing-U.S./Canada-10122660) -2017 - crc - 5/13/16
Seats and Restraints 63
The adjuster can be moved up bypushing the slide/trim up. To movethe adjuster down, press the releasebutton and move it down.
After the adjuster is set to thedesired position, try to move it downwithout pressing the release buttonto make sure it has locked intoposition.
Safety Belt Pretensioners
This vehicle has safety beltpretensioners for front outboardoccupants. Although the safety beltpretensioners cannot be seen, theyare part of the safety belt assembly.They can help tighten the safety
belts during the early stages of amoderate to severe frontal, nearfrontal, or rear crash if the thresholdconditions for pretensioneractivation are met. Safety beltpretensioners can also help tightenthe safety belts in a side crash or arollover event.
Pretensioners work only once. If thepretensioners activate in a crash,the pretensioners and probablyother new parts of the vehicle'ssafety belt system will need to bereplaced. SeeReplacing Safety BeltSystem Parts after a Crash065.
Do not sit on the outboard safetybelt while entering or exiting thevehicle or at any time while sitting inthe seat. Sitting on the safety beltcan damage the webbing andhardware.
Rear Safety Belt Comfort
Guides
Rear safety belt comfort guides mayprovide added safety belt comfortfor older children who haveoutgrown booster seats and forsome adults. When installed on a
shoulder belt, the comfort guidepositions the belt away from theneck and head.
Comfort guides are availablethrough your dealer for the rearoutboard seating positions.Instructions are included with theguide.
Safety Belt Use During
Pregnancy
Safety belts work for everyone,including pregnant women. Like alloccupants, they are more likely tobe seriously injured if they do notwear safety belts.