2016 CADILLAC CT6 alarm

Cadillac CT6 Owner Manual (GMNA-Localizing-U.S./Canada-9235592) -
2016 - crc - 11/6/15
In Brief 9Lock and unlock feedback can be
personalized. See Vehicle
Personalization 0 157 .
Press
X twice quickly to open the
trunk.
Press
7 and release to initiate
vehicle locator.
Press and hold
7 for more than
three seconds to sound the panic
alarm.
Press
7 again to cancel the panic
alarm.
See Keys 0 28 and Remote Keyless
Entry (RKE) System Operation 0 29 .
Remote Vehicle Start The engine can be started from
outside of the vehicle.
Starting the Vehicle
1. Press and release
Q on the
RKE transmitter.
2. Immediately press and hold
/for at least four seconds or until
the turn signal lamps flash. 3. Start the vehicle normally after
entering.
When the vehicle starts, the parking
lamps will turn on.
Remote start can be extended.
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.
See Remote Vehicle Start 0 36 .
Door Locks Keyless Access
Press the button on the door handle
and pull the handle when the
Remote Keyless Entry (RKE)
transmitter is within range. See
Remote Keyless Entry (RKE)
System Operation 0 29 . Manual Operation From outside, use the key in the
driver door. The key lock cylinder is
covered by a cap. See Door
Locks 0 37 .
From the inside rear doors, push
down on the door lock knob on top
of the door. To unlock a door, pull
once on the door handle to unlock it,
and again to open it.
Power Door Locks From outside, press
Q or
K on the
RKE transmitter.

Cadillac CT6 Owner Manual (GMNA-Localizing-U.S./Canada-9235592) -
2016 - crc - 11/6/15
28 Keys, Doors, and Windows
Keys, Doors, and
Windows Keys and Locks Keys . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Remote Keyless Entry (RKE)
System . . . . . . . . . . . . . . . . . . . . . . . 29
Remote Keyless Entry (RKE)
System Operation . . . . . . . . . . . . 29
Remote Vehicle Start . . . . . . . . . . 36
Door Locks . . . . . . . . . . . . . . . . . . . . 37
Power Door Locks . . . . . . . . . . . . . 39
Delayed Locking . . . . . . . . . . . . . . . 39
Automatic Door Locks . . . . . . . . . 39
Lockout Protection . . . . . . . . . . . . . 39
Safety Locks . . . . . . . . . . . . . . . . . . . 40
Doors Trunk . . . . . . . . . . . . . . . . . . . . . . . . . . 41
Vehicle Security Vehicle Security . . . . . . . . . . . . . . . . 44
Vehicle Alarm System . . . . . . . . . 44
Immobilizer . . . . . . . . . . . . . . . . . . . . 46
Immobilizer Operation . . . . . . . . . 46
Exterior Mirrors
Convex Mirrors . . . . . . . . . . . . . . . . 48
Power Mirrors . . . . . . . . . . . . . . . . . . 48 Heated Mirrors . . . . . . . . . . . . . . . . . 49
Reverse Tilt Mirrors . . . . . . . . . . . . 49
Interior Mirrors Interior Rearview Mirrors . . . . . . . 49
Automatic Dimming Rearview
Mirror . . . . . . . . . . . . . . . . . . . . . . . . . 49
Rear Camera Mirror . . . . . . . . . . . . 50
Windows Windows . . . . . . . . . . . . . . . . . . . . . . . 51
Power Windows . . . . . . . . . . . . . . . 52
Sun Visors . . . . . . . . . . . . . . . . . . . . . 54
Rear Window Sunshade . . . . . . . 54
Roof Sunroof . . . . . . . . . . . . . . . . . . . . . . . . 55 Keys and Locks Keys
{ WarningLeaving children in a vehicle with
a Remote Keyless Entry (RKE)
transmitter 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 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 an RKE
transmitter.

Cadillac CT6 Owner Manual (GMNA-Localizing-U.S./Canada-9235592) -
2016 - crc - 11/6/15
30 Keys, Doors, and Windows
Q : Press to lock all doors. The turn
signal indicators may flash and/or
the horn may sound on the second
press to indicate locking. See
Vehicle Personalization 0 157 .
If the driver door is open when
Q is
pressed and Unlocked Door
Anti-Lockout is enabled through the
vehicle personalization, all doors will
lock and then the driver door will
immediately unlock. See Vehicle
Personalization 0 157 . If the
passenger door is open when
Q is
pressed, all doors lock. Pressing
Q may also arm the alarm
system. See Vehicle Alarm
System 0 44 .
If equipped with auto mirror folding,
pressing and holding
Q for
one second will fold the mirrors. The
auto mirror folding feature will not
operate unless it is enabled. See
Vehicle Personalization 0 157 .
K : Press to unlock the driver door.
Press unlock again within
five seconds to unlock all doors.
The RKE transmitter can be
programmed to unlock all doors on
the first button press. See Vehicle
Personalization 0 157 .
Lock and unlock feedback can be
personalized. See Vehicle
Personalization 0 157 . When
remotely unlocking the vehicle at
night, the headlamps and back-up
lamps will come on for about
30 seconds to light your approach to
the vehicle. The turn signal
indicators may flash to indicate
unlocking.
Pressing
K will also unlock the
fuel door. Pressing
K will disarm the alarm
system. See Vehicle Alarm
System 0 44 .
If equipped with auto mirror folding,
pressing and holding
K for
one second will unfold the mirrors.
The auto mirror folding feature will
not operate unless it is enabled.
See Vehicle Personalization 0 157 .
Press and hold
K until the windows
fully open. Windows will not operate
unless remote window operation is
enabled. See Vehicle
Personalization 0 157 .
/ : Press and release
Q and then
immediately press and hold
/ for at
least four seconds to start the
engine from outside the vehicle
using the RKE transmitter. See
Remote Vehicle Start 0 36 .
7 : Press and release one time to
initiate vehicle locator. The exterior
lamps flash and the horn chirps
three times. Press and hold
7 for
more than three seconds to sound
the panic alarm. The horn sounds

Cadillac CT6 Owner Manual (GMNA-Localizing-U.S./Canada-9235592) -
2016 - crc - 11/6/15
44 Keys, Doors, and Windows When closing the power trunk using
this feature, there will be a short
delay. The taillamps will flash and a
chime will sound. Move away from
the trunk before it starts moving.
Rear Seat Pass-Through Use the rear seat pass-through door
when transporting long items. See
Rear Seat Pass-Through Door 0 69 .
Emergency Trunk Release
Handle CautionDo 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 trunk lid. This handle will glow
following exposure to light. Pull the
release handle to open the trunk
from the inside.
If equipped with a power trunk, the
emergency trunk release handle will
power open the trunk.
After use, return to the stored
position. 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 : Alarm system is disarmed.

Cadillac CT6 Owner Manual (GMNA-Localizing-U.S./Canada-9235592) -
2016 - crc - 11/6/15
Keys, Doors, and Windows 45On Solid : Vehicle is secured
during the delay to arm the system.
Fast Flash : Vehicle is unsecured.
A door, the hood, or the trunk
is open.
Slow Flash : Alarm system is
armed.
Arming the Alarm System 1. Turn off the vehicle.
2. Lock the vehicle in one of
three ways:
.
Use the RKE transmitter.
.
Use the Keyless Access
system.
.
With a door open, press
Qon the interior of the door.
3. After 30 seconds the alarm
system will arm, and the
indicator light will begin to
slowly flash indicating the
alarm system is operating.
Pressing
Q on the RKE
transmitter a second time will
bypass the 30-second delay
and immediately arm the alarm
system. The vehicle alarm system will not
arm if the doors are locked with
the key.
If the driver door is opened without
first unlocking with the RKE
transmitter, the horn will chirp and
the lights will flash to indicate
pre-alarm. If the vehicle is not
started, or the door is not unlocked
by pressing
K on the RKE
transmitter during the 10-second
pre-alarm, the alarm will be
activated.
The alarm will also be activated if a
passenger door, the trunk, 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 the next
unauthorized event.
Disarming the Alarm System
To disarm the alarm system or turn
off the alarm if it has been activated:
.
Press
K on the RKE transmitter. .
Unlock the vehicle using the
Keyless Access system.
.
Start the vehicle.
To avoid setting off the alarm by
accident:
.
Lock the vehicle after all
occupants have left the vehicle
and all doors are closed.
.
Always unlock a door with the
RKE transmitter or use the
Keyless Access system.
Unlocking the driver door with the
key will not disarm the system or
turn off the alarm.
How to Detect a Tamper
Condition If
K is pressed on the RKE
transmitter and the horn chirps and
the lights flash three times, a
previous alarm occurred while the
system was armed.
If the alarm has been activated, a
message will appear on the DIC.
See Security Messages 0 155 .

Cadillac CT6 Owner Manual (GMNA-Localizing-U.S./Canada-9235592) -
2016 - crc - 11/6/15
46 Keys, Doors, and Windows Power Sounder, Inclination
Sensor, and Intrusion Sensor In addition to the standard
theft-deterrent system features, this
system may also have a power
sounder, inclination sensor, and
intrusion sensor.
The power sounder provides an
audible alarm, which is distinct from
the vehicle ’ s horn. It has its own
power source, and can sound an
alarm if the vehicle ’ s battery is
compromised.
The inclination sensor can set off
the alarm if it senses movement of
the vehicle, such as a change in
vehicle orientation.
The intrusion sensor monitors the
vehicle interior, and can activate the
alarm if it senses unauthorized entry
into the vehicle ’ s interior. Do not
allow passengers or pets to remain
in the vehicle when the intrusion
sensor is activated. Before arming the theft-deterrent
system and activating the intrusion
sensor:
.
Make sure all doors and
windows are completely closed.
.
Secure any loose items such as
sunshades.
.
Make sure there are no
obstructions blocking the
sensors in the front overhead
console.
Inclination and Intrusion
Sensors Disable Switch It is recommended that the intrusion
and inclination sensors be
deactivated if pets are left in the
vehicle or if the vehicle is being
transported. With the vehicle turned off, press
o in the front overhead console.
The indicator light will come on
momentarily, indicating that these
sensors have been disabled for the
next alarm system arming cycle.
Immobilizer See Radio Frequency
Statement 0 371 .
Immobilizer Operation This vehicle has a passive
theft-deterrent system.
The system does not have to be
manually armed or disarmed.

Cadillac CT6 Owner Manual (GMNA-Localizing-U.S./Canada-9235592) -
2016 - crc - 11/6/15
Instruments and Controls 147
Battery Voltage and
Charging Messages BATTERY SAVER ACTIVE This message displays when the
vehicle has detected that the battery
voltage is dropping beyond a
reasonable point. The battery saver
system starts reducing features of
the vehicle that may be noticed. At
the point that features are disabled,
this message displays. Turn off
unnecessary accessories to allow
the battery to recharge.
LOW BATTERY This message is displayed when the
battery voltage is low. See Battery -
North America 0 284 .
SERVICE BATTERY
CHARGING SYSTEM
This message is displayed when
there is a fault in the battery
charging system. Take the vehicle to
your dealer for service. TRANSPORT MODE ON This message is displayed when the
vehicle is in transport mode. Some
features can be disabled while in
this mode, including Remote
Keyless Entry (RKE), remote start,
and the vehicle alarm system. Take
the vehicle to your dealer for service
to turn transport mode off.
Brake System Messages BRAKE FLUID LOW This message is displayed when the
brake fluid level is low. See Brake
Fluid 0 283 .
BRAKES OVERHEATED This message is displayed when the
brakes are becoming overheated.
This may be seen when driving on
hills. Shift to a lower gear. STEP ON BRAKE TO
RELEASE PARK BRAKE This message is displayed if you
attempt to release the Electric
Parking Brake without the brake
pedal applied. See Electric Parking
Brake 0 214 .
RELEASE PARKING BRAKE This message is displayed if the
Electric Parking Brake is on while
the vehicle is in motion. See Electric
Parking Brake 0 214 .
SERVICE BRAKE ASSIST This message may be displayed
when there is a problem with the
brake boost assist system. The
brake boost assist motor may be
heard and brake pedal pulsation
may be felt. This is normal under
these conditions. Take the vehicle to
your dealer for service.
SERVICE PARKING BRAKE
This message is displayed when
there is a problem with the parking
brake. Take the vehicle to your
dealer for service.

Cadillac CT6 Owner Manual (GMNA-Localizing-U.S./Canada-9235592) -
2016 - crc - 11/6/15
Vehicle Care 297Fuse Usage
F09 Passive entry/
Passive start
F10 Rear subwoofer am-
plifier
F11 Driver memory seat
module
F12 –
F13 –
F14 Right rear seat
F15 Left front amplifier
F16 Right front seat
F17 Rear heated seat
F18 Battery/Regulated
voltage control
F19 Door mirror switch
F20 –
F21 Vehicle integration
control module
F22 –
F23 Rear closure
F24 – Fuse Usage
F25 Left motorized
safety belt
pretensioner
F26 Rear defogger
F27 Right front amplifier
F28 Amplifier
F29 Sunroof
F30 Body control
module 2
F31 Body control
module 6
F32 Exterior rearview
mirror
F33 Right window
F34 Power trunk module
F35 On-board charging
module
F36 Alarm siren module
F37 DC AC inverter
F38 Rear blower
F39 Fuel pump power
F40 – Fuse Usage
F41 Rear seat power
outlet
F42 Left rear
memory seat
F43 –
F44 Rear closure
F45 Auxiliary audio/
Video/Radio
F46 External object
calculating/Side
blind zone alert/
Radar short range
sensor
F47 –
F48 Right front seat
F49 Memory bolster
module
F50 Body control
module 1
F51 Transmission
control module
F52 Parking assist