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EnglishKeys, Doors, and Windows -> Vehicle Security for your Chevrolet Silverado 1500 2018-2025
Keys, Doors, and Windows
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Kick Switch
Cleaning
Off : Alarm system is disarmed.
The power assist steps can be extended or
retracted for cleaning. To view available
settings from the infotainment screen, touch
Settings > Vehicle > Remote Lock, Unlock,
Start.
On Solid : Vehicle is secured during the
delay to arm the system.
Fast Flash : Vehicle is unsecured. A door or
the hood is open.
Slow Flash : Alarm system is armed.
Vehicle Security
This vehicle has theft-deterrent features;
however, they do not make the vehicle
impossible to steal.
Arming the Alarm System
1. Turn off the vehicle.
2. Lock the vehicle in one of two ways:
.
Use the remote key.
.
With a door open, press Q on the
interior of the door.
Vehicle Alarm System
1. Place the vehicle in P (Park) and unlock
the doors.
3. After 30 seconds, the alarm system will
arm and the indicator light will begin to
slowly flash. Pressing Q on the remote
key a second time will bypass the
30-second delay and immediately arm
the alarm system.
2. Kick the switch to extend the power
assist step to the tire. A Driver
Information Center (DIC) message
displays.
3. Kick the switch again to return to normal
operation.
The vehicle alarm system will not arm if the
doors are locked with the key.
Enable/Disable
The power assist steps can be enabled or
disabled. To view available settings from the
infotainment screen, touch Settings >
Vehicle > Remote Lock, Unlock, Start.
If the driver door is opened without first
unlocking with the remote key, the horn will
chirp and the lights will flash to indicate
pre-alarm. If the vehicle is not started,
The indicator light, on the instrument panel
near the windshield, indicates the status of
the system.
30
Keys, Doors, and Windows
pedal is pressed and the vehicle is started.
No message will display during a remote
start.
How to Detect a Tamper Condition
or the door is not unlocked by pressing K
on the remote key during the 10-second
pre-alarm, the alarm will be activated.
If K is pressed on the remote key and the
horn chirps three times, an alarm occurred
previously while the alarm system was
armed.
.
A message that the steering wheel must
be turned and the vehicle must be started
again indicates that the column lock
mechanism is bound, the column locking
device was unable to unlock the steering
column, and the vehicle did not start.
If this happens, immediately turn the
steering wheel from side to side to
unbind the column lock. If this does not
unlock the steering column, turn the
vehicle off and open the driver door to
reset the system. Then turn the vehicle
on and immediately turn the steering
wheel side to side for about 15 seconds.
In some cases, it may take significant
force to unbind the column.
The alarm will also be activated if a
passenger door or the hood is opened
without first disarming the system. When
the alarm is activated, the turn signals flash
and the horn sounds for about 30 seconds.
The alarm system will then re-arm to
monitor for the next unauthorized event.
If the alarm has been activated, a message
will appear on the DIC.
Steering Column Lock
If equipped, the steering column lock is a
theft-deterrent device. This feature locks the
steering column when the vehicle is turned
off and the driver door is opened, or when
the driver door is opened and then the
vehicle is turned off. The steering column
unlocks when the vehicle is turned on.
Disarming the Alarm System
To disarm the alarm system or turn off the
alarm if it has been activated:
.
.
Press K on the remote key.
Start the vehicle.
To avoid setting off the alarm by mistake:
The Driver Information Center (DIC) may
display one of these messages:
.
Lock the vehicle after all occupants have
To keep the steering column from binding,
straighten the front wheels before turning
off the vehicle.
exited.
.
A message to service the steering column
lock indicates that an issue has been
detected with the column lock feature
and the vehicle should be serviced.
.
Always unlock a door with the
remote key.
Unlocking the driver door with the key
will not disarm the system or turn off the
alarm.
Immobilizer
See Radio Frequency Statement 0 438.
.
A message that the steering column is
locked indicates that the engine is
running, but the steering column is still
locked. It is normal for the column to be
locked during a remote start, but the
column should unlock after the brake
Keys, Doors, and Windows
31
When trying to start the vehicle, the
security light may come 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
ignition off and try again.
Do not leave the remote key or device that
disarms or deactivates the vehicle theft
system in the vehicle.
Immobilizer Operation
Exterior Mirrors
Convex Mirrors
If the vehicle will not change ignition modes
(accessory mode, on, off), and the remote
key appears to be undamaged, try another
remote key. Or, you may try placing the
remote key in the remote key pocket
located in the center console. See Remote
Key Operation 0 12.
This vehicle has a passive theft-deterrent
system.
Warning
{
A convex mirror can make things, 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 system does not have to be manually
armed or disarmed.
The vehicle is automatically immobilized
when the vehicle is turned off.
If the ignition mode will not change with
the other remote key or with the remote
key in the remote key pocket, your vehicle
needs service. If the ignition does change
modes, the first remote key may be faulty.
See your dealer who can service the
The system is automatically disarmed when
the ignition is turned from off to on.
The security light, in the instrument cluster,
comes on if there is a problem with arming
or disarming the theft-deterrent system.
Standard Mirrors
If equipped, the passenger side mirror is
convex shaped. A convex mirror surface is
curved so more can be seen from the
driver seat.
theft-deterrent system and have a new
remote key programmed to the vehicle.
The system has one or more remote keys
matched to an immobilizer control unit in
your vehicle. Only a correctly matched
remote key will start the vehicle. If the
remote key is ever damaged, you may not
be able to start your vehicle.
It is possible for the immobilizer system to
learn new or replacement remote keys. Up
to eight remote keys can be programmed
for the vehicle. To program additional
remote keys, see "Programming Remote
Keys to the Vehicle" under Remote Key
Operation 0 12.
Trailer-Tow Mirrors
The upper portion of both the driver and
passenger mirrors is flat.
