2012 CHEVROLET SILVERADO alarm

Black plate (8,1)Chevrolet Silverado Owner Manual - 2012
1-8 In Brief
Initial Drive
Information
This section provides a brief
overview about some of the
important features that may or may
not be on your specific vehicle.
For more detailed information, refer
to each of the features which can be
found later in this owner manual.
Remote Keyless Entry
(RKE) System
The RKE transmitter is used to
remotely lock and unlock the doors
from up to 60 m (195 ft) away from
the vehicle.
K:Press to unlock the driver door.
Press
Kagain within three seconds
to unlock all remaining doors.
Q: Press to lock all doors.
Lock and unlock feedback can
be personalized. See Vehicle
Personalization (With DIC Buttons)
on page 5‑52.
L: Press and release to locate
the vehicle. Press
Land hold for
more than two seconds to sound
the panic alarm. Press
Lagain to
cancel the panic alarm.
See Keys on page 2‑2 andRemote
Keyless Entry (RKE) System
Operation on page 2‑3.
Remote Vehicle Start
With this feature the engine can be
started from outside of the vehicle.
Starting the Vehicle
1. Aim the RKE transmitter at the vehicle.
2. Press and release
Q.
3. Immediately after completing Step 2, press and hold
/until
the turn signal lamps flash.

Black plate (1,1)Chevrolet Silverado Owner Manual - 2012
Keys, Doors, and Windows 2-1
Keys, Doors, and
Windows
Keys and Locks
Keys . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2
Remote Keyless Entry (RKE)System . . . . . . . . . . . . . . . . . . . . . . 2-3
Remote Keyless Entry (RKE) System Operation . . . . . . . . . . . 2-3
Remote Vehicle Start . . . . . . . . . 2-5
Door Locks . . . . . . . . . . . . . . . . . . . 2-7
Power Door Locks . . . . . . . . . . . . 2-8
Delayed Locking . . . . . . . . . . . . . . 2-8
Automatic Door Locks . . . . . . . . . 2-8
Lockout Protection . . . . . . . . . . . . 2-8
Safety Locks . . . . . . . . . . . . . . . . . . 2-8
Doors
Rear Doors (Extended Cab) . . . . . . . . . . . . . . 2-9
Tailgate . . . . . . . . . . . . . . . . . . . . . . 2-10
Vehicle Security
Vehicle Security . . . . . . . . . . . . . . 2-11
Anti-theft Alarm System . . . . . . 2-11
Immobilizer . . . . . . . . . . . . . . . . . . 2-12
Immobilizer Operation . . . . . . . 2-12
Exterior Mirrors
Convex Mirrors . . . . . . . . . . . . . . 2-14
Manual Mirrors . . . . . . . . . . . . . . . 2-14
Trailer-Tow Mirrors . . . . . . . . . . . 2-15
Power Mirrors . . . . . . . . . . . . . . . . 2-15
Folding Mirrors . . . . . . . . . . . . . . . 2-15
Heated Mirrors . . . . . . . . . . . . . . . 2-16
Park Tilt Mirrors . . . . . . . . . . . . . . 2-17
Interior Mirrors
Manual Rearview Mirror . . . . . . 2-17
Automatic Dimming Rearview Mirror . . . . . . . . . . . . . . . . . . . . . . . 2-17
Windows
Windows . . . . . . . . . . . . . . . . . . . . . 2-18
Manual Windows . . . . . . . . . . . . 2-18
Power Windows . . . . . . . . . . . . . 2-18
Rear Windows . . . . . . . . . . . . . . . 2-20
Sun Visors . . . . . . . . . . . . . . . . . . . 2-20
Roof
Sunroof (Extended Cab) . . . . . 2-20
Sunroof (Crew Cab) . . . . . . . . . 2-22

Black plate (3,1)Chevrolet Silverado Owner Manual - 2012
Keys, Doors, and Windows 2-3
Remote Keyless Entry
(RKE) System
SeeRadio Frequency Statement on
page 13‑21 for information
regarding Part 15 of the Federal
Communications Commission (FCC)
rules and Industry Canada
Standards RSS-GEN/210/220/310.
If there is a decrease in the RKE
operating range:
.Check the distance.
The transmitter may be
too far from the vehicle.
.Check the location. Other
vehicles or objects may be
blocking the signal.
.Check the transmitter's battery.
See “Battery Replacement”
later in this section.
.If the transmitter is still not
working correctly, see your
dealer or a qualified technician
for service.
Remote Keyless Entry
(RKE) System Operation
The Remote Keyless Entry (RKE)
transmitter functions work up to
60 m (195 ft) away from the vehicle.
There are other conditions which
can affect the performance of the
transmitter. See Remote Keyless
Entry (RKE) System on page 2‑3.
With Remote Start
(without Remote Start Similar)
/(Remote Vehicle Start):
For vehicles with this feature,
press
/to start the engine from
outside the vehicle using the RKE
transmitter. See Remote Vehicle
Start on page 2‑5 for additional
information.
Q(Lock): Press to lock all the
doors.
If enabled through the Driver
Information Center (DIC), the turn
signal lamps flash once to indicate
locking has occurred. If enabled
through the DIC, the horn chirps
when
Qis pressed again within
three seconds. See Vehicle
Personalization (With DIC Buttons)
on page 5‑52 for additional
information.
Pressing
Qarms the content
theft‐deterrent system. See
Anti-theft Alarm System on
page 2‑11.

Black plate (4,1)Chevrolet Silverado Owner Manual - 2012
2-4 Keys, Doors, and Windows
K(Unlock):Press once to unlock
only the driver door. If
Kis pressed
again within three seconds, all
remaining doors unlock. The interior
lamps may come on and stay on for
20 seconds or until the ignition is
turned on.
If enabled through the DIC, the turn
signal lamps flash twice to indicate
unlocking has occurred. See Vehicle
Personalization (With DIC Buttons)
on page 5‑52. If enabled through the
DIC, the exterior lights may turn on.
See “Approach Lighting” under
Vehicle Personalization (With DIC
Buttons) on page 5‑52.
Pressing
Kon the RKE transmitter
disarms the content theft‐deterrent
system. See Anti-theft Alarm
System on page 2‑11.
L(Vehicle Locator/Panic
Alarm): Press and release to
locate the vehicle. The turn signal
lamps flash and the horn sounds
three times.
Press and hold
Lfor more than
two seconds to activate the panic
alarm. The turn signal lamps flash
and the horn sounds repeatedly for
30 seconds. The alarm turns off
when the ignition is moved to
ON/RUN or
Lis pressed again.
The ignition must be in LOCK/OFF
for the panic alarm to work.
Programming Transmitters 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. Each vehicle can
have up to eight transmitters
programmed to it. See your dealer
for transmitter programming.
Battery Replacement
Replace the battery if the REPLACE
BATTERY IN REMOTE KEY
message displays in the DIC.
Notice:
When replacing the
battery, do not touch any of the
circuitry on the transmitter.
Static from your body could
damage the transmitter.

Black plate (11,1)Chevrolet Silverado Owner Manual - 2012
Keys, Doors, and Windows 2-11
2. With the tailgate about halfwayopen, lift the right edge of the
tailgate from the lower pivot.
On vehicles with the tailgate
assist feature, raise the tailgate
nearly all the way to the closed
position prior to removing the
left edge.
3. Move the tailgate to the right to release the left edge.
Reverse this procedure to reinstall
the tailgate. Make sure the tailgate
is secure.Vehicle Security
This vehicle has theft-deterrent
features; however, they do not make
it impossible to steal.
Anti-theft Alarm System
This vehicle may have a content
theft-deterrent alarm system.
This is the security light.
To arm the theft-deterrent system:
1. Open the door.
2. Lock the door with the Remote Keyless Entry (RKE) transmitter.
The security light should flash. If the delayed locking feature is
active, the alarm will not be
activated until all doors are
closed and the security light
goes off.
3. Close all doors. The security light will stop flashing and go off
after approximately 30 seconds.
The system is armed when the
security light goes off.
If a locked driver door is opened
without using the RKE transmitter,
a 10 second pre-alarm will occur.
The horn will chirp and the lights will
flash. If the key is not placed in the
ignition and turned to START or the
door is not unlocked by pressing
the unlock button on the RKE
transmitter during the 10 second
pre-alarm, the alarm will go off.
The vehicle's headlamps will flash
and the horn will sound for about
30 seconds, then will turn off to save
the battery power.

Black plate (12,1)Chevrolet Silverado Owner Manual - 2012
2-12 Keys, Doors, and Windows
The theft-deterrent system will not
activate if the doors are locked with
the key or the manual door lock.
It activates only if you use the
power door lock switch or the RKE
transmitter. The vehicle can be
started with the correct key if the
alarm is set off.
To avoid setting off the alarm by
accident:
.If you do not want to activate
the theft-deterrent system,
the vehicle should be locked
with the door key after the doors
are closed.
.Always unlock a door with the
RKE transmitter.
If the alarm is set off, press unlock
on the RKE transmitter or place the
key in the ignition and turn it to
START.
Testing the Alarm
To test the alarm:
1. Lower the driver window and open the driver door.
2. Press lock on the RKE transmitter.
3. Close the door and wait for the security light to go out.
4. Reach in through the window, unlock the door with the manual
door lock, and open the door.
This should set off the alarm.
If the alarm does not sound when
it should but the headlamps flash,
check to see if the horn works.
The horn fuse may be blown.
To replace the fuse, see Fuses and
Circuit Breakers on page 10‑47.
If the alarm does not sound or the
headlamps do not flash, see your
dealer for service.
Immobilizer
See Radio Frequency Statement on
page 13‑21 for information
regarding Part 15 of the Federal
Communications Commission (FCC)
rules and Industry Canada
Standards RSS-GEN/210/220/310.
Immobilizer Operation
This vehicle has PASS-Key®III+
(Personalized Automotive Security
System) theft-deterrent system.
PASS-Key III+ is a passive
theft-deterrent system.
The system is automatically armed
when the key is removed from the
ignition.
The system is automatically
disarmed when the key is turned
to ON/RUN, ACC/ACCESSORY,
or START from the LOCK/OFF
position.

Black plate (1,1)Chevrolet Silverado Owner Manual - 2012
Instruments and Controls 5-1
Instruments and
Controls
Controls
Steering Wheel Adjustment . . . 5-2
Steering Wheel Controls . . . . . . 5-3
Horn . . . . . . . . . . . . . . . . . . . . . . . . . . 5-5
Windshield Wiper/Washer . . . . . 5-5
Compass . . . . . . . . . . . . . . . . . . . . . 5-6
Clock . . . . . . . . . . . . . . . . . . . . . . . . . 5-8
Power Outlets . . . . . . . . . . . . . . . 5-10
Cigarette Lighter . . . . . . . . . . . . . 5-11
Ashtrays . . . . . . . . . . . . . . . . . . . . . 5-12
Warning Lights, Gauges, and
Indicators
Warning Lights, Gauges, andIndicators . . . . . . . . . . . . . . . . . . 5-12
Instrument Cluster . . . . . . . . . . . 5-13
Speedometer . . . . . . . . . . . . . . . . 5-14
Odometer . . . . . . . . . . . . . . . . . . . . 5-14
Trip Odometer . . . . . . . . . . . . . . . 5-14
Tachometer . . . . . . . . . . . . . . . . . . 5-14
Fuel Gauge . . . . . . . . . . . . . . . . . . 5-14
Engine Oil Pressure Gauge . . . . . . . . . . . . . . . . . . . . . . 5-16 Engine Coolant
Temperature Gauge . . . . . . . . 5-17
Voltmeter Gauge . . . . . . . . . . . . . 5-18
Safety Belt Reminders . . . . . . . 5-19
Airbag Readiness Light . . . . . . 5-20
Airbag On-Off Light . . . . . . . . . . 5-20
Passenger Airbag Status Indicator . . . . . . . . . . . . . . . . . . . . 5-22
Charging System Light . . . . . . 5-23
Malfunction Indicator Lamp . . . . . . . . . . . . . 5-24
Brake System Warning Light . . . . . . . . . . . . . . . . . . . . . . . 5-26
Antilock Brake System (ABS) Warning Light . . . . . . . . . . . . . . 5-27
Four-Wheel-Drive Light . . . . . . 5-28
Tow/Haul Mode Light . . . . . . . . 5-28
StabiliTrak
®OFF Light . . . . . . . 5-28
Traction Control System (TCS)/StabiliTrak
®Light . . . . 5-29
Tire Pressure Light . . . . . . . . . . 5-29
Engine Oil Pressure Light . . . . 5-30
Low Fuel Warning Light . . . . . . 5-30
Security Light . . . . . . . . . . . . . . . . 5-30
High-Beam On Light . . . . . . . . . 5-31
Front Fog Lamp Light . . . . . . . . 5-31
Cruise Control Light . . . . . . . . . 5-31
Information Displays
Driver Information Center (DIC) . . . . . . . . . . . . . . . 5-32
Vehicle Messages
Vehicle Messages . . . . . . . . . . . 5-42
Battery Voltage andCharging Messages . . . . . . . . 5-42
Brake System Messages . . . . 5-42
Door Ajar Messages . . . . . . . . . 5-43
Engine Cooling System Messages . . . . . . . . . . . . . . . . . . 5-44
Engine Oil Messages . . . . . . . . 5-45
Engine Power Messages . . . . 5-46
Fuel System Messages . . . . . . 5-46
Key and Lock Messages . . . . . 5-46
Lamp Messages . . . . . . . . . . . . . 5-46
Object Detection System Messages . . . . . . . . . . . . . . . . . . 5-47
Ride Control System Messages . . . . . . . . . . . . . . . . . . 5-47
Airbag System Messages . . . . 5-48
Anti-theft Alarm System Messages . . . . . . . . . . . . . . . . . . 5-48

Black plate (31,1)Chevrolet Silverado Owner Manual - 2012
Instruments and Controls 5-31
If the light stays on and the engine
does not start, there could be a
problem with the theft-deterrent
system.
This light is also used to indicate the
status of the anti-theft alarm system
when the ignition is turned off.
The light will flash rapidly if the
alarm system is arming and one or
more of the monitored entry points
is not closed. The light will stay on if
the alarm is arming and all entry
points are closed.
For information regarding this light
and the vehicle's security system,
seeAnti-theft Alarm System on
page 2‑11.High-Beam On Light
This light comes on when the
high-beam headlamps are in use.
See Headlamp High/Low-Beam
Changer on page 6‑3 for more
information.
Front Fog Lamp Light
For vehicles with fog lamps, this
light comes on when the fog lamps
are on. The light goes out when the
fog lamps are turned off.
See
Fog Lamps on page 6‑6 for
more information.
Cruise Control Light
For vehicles equipped with cruise
control, this light comes on
whenever the cruise control is set.
The light goes out when the cruise
control is turned off. See Cruise
Control on page 9‑66 for more
information.