2017 CHEVROLET SILVERADO ECU

Chevrolet Silverado Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-9956065) - 2017 - CRC - 4/29/16
28 In Brief
Parking Assist
If equipped, Rear ParkingAssist (RPA) uses sensors on therear bumper to assist with parkingand avoiding objects while inR(Reverse). It operates at speedsless than 8 km/h (5 mph). RPA maydisplay a warning triangle on theRear Vision Camera screen and agraphic on the instrument cluster toprovide the object distance. Inaddition, multiple beeps or seatpulses may occur if very close to anobject.
The vehicle may also have the FrontParking Assist system.
SeeAssistance Systems for Parkingor Backing0302.
Power Outlets
Accessory power outlets can beused to plug in electrical equipment,such as a cell phone, MP3player, etc.
The vehicle may have up to fouraccessory power outlets.
Vehicles with a Center Console
.One or two in front of thecupholders on the centerconsole.
.One inside the center console.
.One on the rear of the centerconsole.
Vehicles with Bench Seats
.One on the center stack belowthe climate control system.
.One or two in the storage areaon the bench seat.
Lift the cover to access and replacewhen not in use.
SeePower Outlets0124.
Universal Remote System
If equipped with the UniversalRemote system, these buttons willbe in the front overhead console.
This system provides a way toreplace up to three remote controltransmitters used to activatedevices such as garage dooropeners, security systems, andhome automation devices.
SeeUniversal RemoteSystem0168.

Chevrolet Silverado Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-9956065) - 2017 - CRC - 4/29/16
Keys, Doors, and Windows 33
Keys, Doors, and
Windows
Keys and Locks
Keys . . . . . . . . . . . . . . . . . . . . . . . . . . . 33Remote Keyless Entry (RKE)System . . . . . . . . . . . . . . . . . . . . . . . 36Remote Keyless Entry (RKE)System Operation . . . . . . . . . . . . 36Remote Vehicle Start . . . . . . . . . . 38Door Locks . . . . . . . . . . . . . . . . . . . . 39Power Door Locks . . . . . . . . . . . . . 40Delayed Locking . . . . . . . . . . . . . . . 40Automatic Door Locks . . . . . . . . . 41Lockout Protection . . . . . . . . . . . . . 41Safety Locks . . . . . . . . . . . . . . . . . . . 41
Doors
Ta i l g a t e . . . . . . . . . . . . . . . . . . . . . . . . 4 2Power Assist Steps . . . . . . . . . . . . 42
Vehicle Security
Vehicle Security . . . . . . . . . . . . . . . . 43Vehicle Alarm System . . . . . . . . . 43Immobilizer . . . . . . . . . . . . . . . . . . . . 45Immobilizer Operation . . . . . . . . . 45
Exterior Mirrors
Convex Mirrors . . . . . . . . . . . . . . . . 46Manual Mirrors . . . . . . . . . . . . . . . . . 46Trailer-Tow Mirrors . . . . . . . . . . . . . 47Power Mirrors . . . . . . . . . . . . . . . . . . 47Folding Mirrors . . . . . . . . . . . . . . . . . 48Heated Mirrors . . . . . . . . . . . . . . . . . 49Automatic Dimming Mirror . . . . . 49Blind Spot Mirrors . . . . . . . . . . . . . . 49Reverse Tilt Mirrors . . . . . . . . . . . . 50
Interior Mirrors
Interior Rearview Mirrors . . . . . . . 50Manual Rearview Mirror . . . . . . . . 51Automatic Dimming RearviewMirror . . . . . . . . . . . . . . . . . . . . . . . . . 51
Windows
Windows . . . . . . . . . . . . . . . . . . . . . . . 51Manual Windows . . . . . . . . . . . . . . 51Power Windows . . . . . . . . . . . . . . . 51Rear Windows . . . . . . . . . . . . . . . . . 53Sun Visors . . . . . . . . . . . . . . . . . . . . . 54
Roof
Sunroof . . . . . . . . . . . . . . . . . . . . . . . . 54
Keys and Locks
Keys
{Warning
Leaving children in a vehicle with
the ignition key is dangerous and
children or others could be
seriously injured or killed. They
could operate the power windows
or other controls or make the
vehicle move. The windows will
function with the keys in the
ignition, 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.

Chevrolet Silverado Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-9956065) - 2017 - CRC - 4/29/16
Keys, Doors, and Windows 35
Interference from radio-frequencyidentification (RFID) tags mayprevent the key from starting thevehicle. Keep RFID tags away fromthe key when starting the vehicle.
The key is used for the ignition, alldoor locks and glove box,if equipped.
Programming Keys
Follow these procedures to programup to eight keys to the vehicle.
Programming with TwoRecognized Keys
To p r o g r a m a n e w k e y :
1. Insert the original, alreadyprogrammed key in the ignitionand turn the key to the ON/RUN position.
2. Turn the key to LOCK/OFF,and remove the key.
3. Quickly, within five seconds,insert the second originalalready programmed key in theignition and turn the key to theON/RUN position.
4. Turn the key to LOCK/OFF,and remove the key.
5. Insert the key to beprogrammed and turn it to theON/RUN position withinfive seconds.
6. The security light will turn offonce the key has beenprogrammed.
7. Repeat Steps 1–5ifadditionalkeys are to be programmed.
If a key is lost or damaged, see yourdealer to have a new key made.
Programming withoutRecognized Keys
Program a new key to the vehiclewhen a recognized key is notavailable. Canadian regulationsrequire that owners see their dealer.
If two currently recognized keys arenot available, follow this procedureto program the first key.
This procedure will takeapproximately 30 minutes tocomplete for the first key. Thevehicle must be off and all of thekeys you wish to program must bewith you.
1. Insert the new vehicle key intothe ignition.
2. Turn to ON/RUN. The securitylight will come on.
3. Wait 10 minutes until thesecurity light turns off.
4. Turn the ignition to LOCK/OFF.

Chevrolet Silverado Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-9956065) - 2017 - CRC - 4/29/16
42 Keys, Doors, and Windows
Doors
Tailgate
{Warning
It is extremely dangerous to ride
on the tailgate, even when the
vehicle is operated at low speeds.
People riding on the tailgate can
easily lose their balance and fall
in response to vehicle
maneuvers. Falling from a moving
vehicle may result in serious
injuries or death. Do not allow
people to ride on the tailgate. Be
sure everyone in your vehicle is in
aseatandusingasafetybelt
properly.
If equipped, to lock or unlock thetailgate, use the RKE transmitter orthe key. SeeRemote Keyless Entry(RKE) System Operation036.
Open the tailgate by lifting up on itshandle while pulling thetailgate down.
To s h u t t h e t a i l g a t e , f i r m l y p u s h i tupward until it latches.
After closing the tailgate, pull it backto be sure it latches securely.
Power Assist Steps
If equipped, the power assist steps,when enabled, will extend when thedoor is opened. They will retractthree seconds after the door isclosed or immediately if the vehiclestarts moving.
Keep hands, children, pets, objects,and clothing clear of the powerassist steps when in motion.
The steps will reverse direction ifthere is an obstruction. Remove theobstruction, then open and close thedoor on the same side to completethe motion. If the obstruction is notcleared, the assist steps remainextended.
Slight movement of the steps whileextended is normal.
Kick Switch
1. Place the vehicle in P (Park)and unlock the doors.
2. Kick the switch to extend thepower assist step to the tire.ADICmessagedisplays.
3. Kick the switch again to returnto normal operation.

Chevrolet Silverado Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-9956065) - 2017 - CRC - 4/29/16
Keys, Doors, and Windows 43
Center Stack Switch
The power assist steps can beextended and extended to the
tire by pressingj.When
extending the steps withj,the
kick switch is disabled.
The vehicle must be in P (Park) orN(Neutral).Toextendthesteps:
.Pressjto extend both steps.
ADICmessagedisplays.
.Pressjagain to extend to the
tire. A DIC message displays.
.Pressjagain to return to
normal operation.
Enable/Disable
To e n a b l e o r d i s a b l e t h e p o w e r
assist steps, press and holdjfor
four seconds. A DIC messagedisplays.
Cleaning
Clean the power assist stepsregularly. For an automatic carwash, extend the steps while inN(Neutral)usingthecenterstackswitch. The steps will stow whenshifting into D (Drive).
Vehicle Security
This vehicle has theft-deterrentfeatures; however, they do not makethe vehicle impossible to steal.
Vehicle Alarm System
The indicator light, on theinstrument panel near thewindshield, indicates the status ofthe system.
Off :Alarm system is disarmed.
On Solid :Ve h i c l e i s s e c u r e dduring the delay to arm the system.

Chevrolet Silverado Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-9956065) - 2017 - CRC - 4/29/16
44 Keys, Doors, and Windows
Fast Flash :Vehicle is unsecured.Adoor,theliftgateorthehoodis open.
Slow Flash :Alarm system isarmed.
Arming the Alarm System
1. Turn off the vehicle.
2. Lock the vehicle in one ofthree ways:
.Use the RKE transmitter.
.Use the Keyless Accesssystem.
.With a door open, pressQ
on the interior of the door.
3. After 30 seconds, the alarmsystem will arm and theindicator light will begin to
slowly flash. PressingQon the
RKE transmitter a second timewill bypass the 30-seconddelay and immediately arm thealarm system.
The vehicle alarm system will notarm if the doors are locked withthe key.
If the driver door is opened withoutfirst unlocking with the RKEtransmitter, the horn will chirp andthe lights will flash to indicatepre-alarm. If the vehicle is notstarted, or the door is not unlocked
by pressingKon the RKE
transmitter during the 10-secondpre-alarm, the alarm will beactivated.
The alarm will also be activated if apassenger door, the liftgate, or thehood is opened without firstdisarming the system. When thealarm is activated, the turn signalsflash and the horn sounds for about30 seconds. The alarm system willthen re-arm to monitor for the nextunauthorized event.
Disarming the Alarm System
To d i s a r m t h e a l a r m s y s t e m o r t u r noff the alarm if it has been activated:
.PressKon the RKE transmitter.
.Unlock the vehicle using theKeyless Access system.
.Start the vehicle.
To a v o i d s e t t i n g o f f t h e a l a r m b yaccident:
.Lock the vehicle after alloccupants have exited.
.Always unlock a door with theRKE transmitter, or use theKeyless Access system.
Unlocking the driver door withthe key will not disarm thesystem or turn off the alarm.
How to Detect a Tamper
Condition
IfKis pressed on the RKE
transmitter and the horn chirps threetimes, an alarm occurred previouslywhile the alarm system was armed.
If the alarm has been activated, amessage will appear on the DIC.SeeSecurity Messages0156.
Inclination Sensor and
Intrusion Sensor
In addition to the standardtheft-deterrent system features, thissystem may also have an,inclination sensor and intrusionsensor.

Chevrolet Silverado Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-9956065) - 2017 - CRC - 4/29/16
Keys, Doors, and Windows 45
The inclination sensor can set offthe alarm if it senses movement ofthe vehicle, such as a change invehicle orientation.
The intrusion sensor monitors thevehicle interior, and can activate thealarm if it senses unauthorized entryinto the vehicle’sinterior.Donotallow passengers or pets to remainin the vehicle when the intrusionsensor is activated.
Before arming the theft-deterrentsystem and activating the intrusionsensor:
.Make sure all doors andwindows are completely closed.
.Secure any loose items such assunshades.
.Make sure there are noobstructions blocking thesensors in the front overheadconsole.
.Close DVD screens, if equipped,before leaving the vehicle.
Inclination and Intrusion
Sensors Disable Switch
It is recommended that the intrusionand inclination sensors bedeactivated if pets are left in thevehicle or if the vehicle is beingtransported.
With the vehicle turned off, pressoin the front overhead console.The indicator light will come onmomentarily, indicating that thesesensors have been disabled for thenext alarm system arming cycle.
Immobilizer
SeeRadio FrequencyStatement0482.
Immobilizer Operation
This vehicle has a passivetheft-deterrent system.
The system does not have to bemanually armed or disarmed.
The vehicle is automaticallyimmobilized when the vehicle isturned off.
The system is automaticallydisarmed when the key is turned toON/RUN, ACC/ACCESSORY,or START from the LOCK/OFFposition.

Chevrolet Silverado Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-9956065) - 2017 - CRC - 4/29/16
46 Keys, Doors, and Windows
The security light, in the instrumentcluster, comes on if there is aproblem with arming or disarmingthe theft-deterrent system.
When trying to start the vehicle, thesecurity light comes on briefly whenthe ignition is turned on.
If the engine does not start and thesecurity light stays on, there is aproblem with the system. Turn theignition off and try again.
If the engine still does not start, andthe key appears to be undamaged,try another ignition key. It may benecessary to check the fuse. SeeFuses0390.Iftheenginestilldoesnot start with the other key, thevehicle needs service. If the vehicledoes start, the first key may befaulty. See your dealer.
It is possible for the immobilizersystem to learn new or replacementkeys. Up to eight keys can beprogrammed for the vehicle. Toprogram additional keys, seeKeys033.Toprogramadditionaltransmitters, seeRemote KeylessEntry (RKE) System Operation036.
Do not leave the key or device thatdisarms or deactivates the vehicletheft system in the vehicle.
See your dealer to get a new keyblank cut exactly as the ignition keythat operates the system.
Exterior Mirrors
Convex Mirrors
{Warning
Aconvexmirrorcanmakethings,
like other vehicles, look farther
away than they really are. If you
cut too sharply into the right lane,
you could hit a vehicle on the
right. Check the inside mirror or
glance over your shoulder before
changing lanes.
The passenger side mirror is convexshaped. A convex mirror's surface iscurved so more can be seen fromthe driver seat.
Manual Mirrors
If equipped, adjust manual mirrorsby moving the mirror up and downor left to right to see a little of theside of the vehicle and to have aclear view behind the vehicle.