keyless CADILLAC CT6 2020 Owner's Manual

Cadillac CT6 Owner Manual (GMNA-Localizing-U.S./Canada-13566829) -
2020 - CRC - 6/11/19
KEYS, DOORS, AND WINDOWS 9
Keys, Doors, and
Windows
Keys and Locks
Keys . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Remote Keyless Entry (RKE)System . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Remote Keyless Entry (RKE) System Operation . . . . . . . . . . . . . . . . 10
Remote Vehicle Start . . . . . . . . . . . . . . 17
Door Locks . . . . . . . . . . . . . . . . . . . . . . . . . 19
Power Door Locks . . . . . . . . . . . . . . . . . 21
Delayed Locking . . . . . . . . . . . . . . . . . . . 21
Automatic Door Locks . . . . . . . . . . . . 21
Lockout Protection . . . . . . . . . . . . . . . . 22
Safety Locks . . . . . . . . . . . . . . . . . . . . . . . . 22
Doors
Trunk . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Vehicle Security
Vehicle Security . . . . . . . . . . . . . . . . . . . . 30
Vehicle Alarm System . . . . . . . . . . . . . 30
Immobilizer . . . . . . . . . . . . . . . . . . . . . . . . 32
Immobilizer Operation . . . . . . . . . . . . 32
Exterior Mirrors
Convex Mirrors . . . . . . . . . . . . . . . . . . . . 33
Power Mirrors . . . . . . . . . . . . . . . . . . . . . . 33 Folding Mirrors . . . . . . . . . . . . . . . . . . . . 33
Heated Mirrors . . . . . . . . . . . . . . . . . . . . . 34
Automatic Dimming Mirror . . . . . . . 34
Reverse Tilt Mirrors . . . . . . . . . . . . . . . 34
Interior Mirrors
Interior Rearview Mirrors . . . . . . . . . 35
Automatic Dimming Rearview
Mirror . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
Rear Camera Mirror . . . . . . . . . . . . . . . 35
Windows
Windows . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Power Windows . . . . . . . . . . . . . . . . . . . . 38
Sun Visors . . . . . . . . . . . . . . . . . . . . . . . . . . 39
Rear Window Sunshade . . . . . . . . . . . 40
Roof
Sunroof . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
Keys and Locks
Keys
{Warning
Leaving 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-13566829) -
2020 - CRC - 6/11/19
10 KEYS, DOORS, AND WINDOWS
The key, inside the Remote Keyless
Entry (RKE) transmitter, can be used
for all locks.
To remove the key, press the button
on the side of the transmitter, near
the bottom, and pull the key out.
Never pull the key out without
pressing the button.
If it becomes difficult to turn the key,
inspect the key blade for debris.
Periodically, clean with a brush or
a pick.
See your dealer if a new key is needed.
Contact Roadside Service if locked out
of the vehicle. SeeRoadside Service
0 380.
With an active OnStar or connected
service plan, an OnStar Advisor may
remotely unlock the vehicle. See
OnStar Overview 0390.
Remote Keyless Entry
(RKE) System
See Radio Frequency Statement 0386.
If there is a decrease in the Remote
Keyless Entry (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 Keyless Access system allows for
vehicle entry when the Remote
Keyless Entry (RKE) transmitter is
within 1 m (3 ft). See “Keyless Access
Operation ”later in this section.
The RKE transmitter may work up to
60 m (197 ft) away from the vehicle.
Other conditions can impact the
performance of the transmitter. See
Remote Keyless Entry (RKE) System
0 10.

Cadillac CT6 Owner Manual (GMNA-Localizing-U.S./Canada-13566829) -
2020 - CRC - 6/11/19
12 KEYS, DOORS, AND WINDOWS
Keyless Access Operation
The Keyless Access system lets you
lock and unlock the doors and access
the trunk without removing the RKE
transmitter from your pocket, purse,
briefcase, etc. The RKE transmitter
must be within 1 m (3 ft) of the trunk
or door being opened. If equipped,
there will be a button on the outside
door handles.
The Keyless Access system can be
programmed to unlock all doors on
the first lock/unlock button press from
the driver door. SeeVehicle
Personalization 0140.
If equipped with memory seats, RKE
transmitters 1 and 2 are linked to
seating positions of memory 1 or 2.
See Memory Seats 048.
Keyless Unlocking/Locking from the
Driver Door
When the doors are locked and the
RKE transmitter is within 1 m (3 ft) of
the door handle, pressing the lock/
unlock button on the driver door
handle will unlock the driver door. If the lock/unlock button is pressed
again within five seconds, all
passenger doors will unlock.
Driver Door Shown, Passenger Similar
Pressing the lock/unlock button will
cause all doors to lock if any of the
following occur:
. It has been more than five seconds
since the first lock/unlock button
press.
. Two lock/unlock button presses
were used to unlock all doors.
. Any vehicle door has opened and
all doors are now closed. Keyless Unlocking/Locking from the
Passenger Doors
When the doors are locked and the
RKE transmitter is within 1 m (3 ft) of
the door handle, pressing the lock/
unlock button on a passenger door
handle will unlock all doors. Pressing
the lock/unlock button will cause all
doors to lock if any of the following
occur:
.
The lock/unlock button was used
to unlock all doors.
. Any vehicle door has opened and
all doors are now closed.
Disable/Enable Keyless Unlocking of
Exterior Door Handles and Trunk
If equipped, keyless unlocking of the
exterior door handles and trunk can
be disabled and enabled.
Disabling Keyless Unlocking:
With the vehicle off, press and hold
Q
andKon the RKE transmitter at the
same time for approximately
three seconds. The turn signal lamps
will flash four times quickly to
indicate access is disabled. Using any

Cadillac CT6 Owner Manual (GMNA-Localizing-U.S./Canada-13566829) -
2020 - CRC - 6/11/19
KEYS, DOORS, AND WINDOWS 13
exterior handle to unlock the doors or
open the trunk will cause the turn
signal lamps to flash four times
quickly, indicating access is disabled.
If disabled, disarm the alarm system
before starting the vehicle.
Enabling Keyless Unlocking:
With the vehicle off, press and hold
Q
andKon the RKE transmitter at the
same time for approximately
three seconds. The turn signal lamps
will flash twice quickly to indicate
access is enabled.
Passive Locking
The Keyless Access system will lock
the vehicle several seconds after all
doors are closed if the vehicle is off
and at least one transmitter has been
removed or none remain in the
vehicle.
The fuel door will also lock.
If other electronic devices interfere
with the RKE transmitter signal, the
vehicle may not detect the RKE
transmitter inside the vehicle.
If passive locking is enabled, the doors
may lock with the RKE transmitter inside the vehicle. Do not leave the
RKE transmitter in an unattended
vehicle.
To customize the doors to
automatically lock when exiting the
vehicle, see
Vehicle Personalization
0 140.
Temporary Disable of Passive
Locking
Temporarily disable passive locking by
pressing and holding
Kon the
interior door switch with a door open
for at least four seconds, or until three
chimes are heard. Passive locking will
then remain disabled until
Qon the
interior door is pressed, or until the
vehicle is turned on.
Remote Left In Vehicle Alert
When the vehicle is turned off and an
RKE transmitter is left in the vehicle,
the horn will chirp three times after
all doors are closed. To turn on or off
see Vehicle Personalization 0140. Remote No Longer in Vehicle Alert
If the vehicle is on with a door open,
and then all doors are closed, the
vehicle will check for RKE
transmitters inside. If an RKE
transmitter is not detected, the Driver
Information Center (DIC) will display
NO REMOTE DETECTED and the horn
will chirp three times. This occurs
only once each time the vehicle is
driven. To turn on or off, see
Vehicle
Personalization 0140.
Keyless Trunk Opening
To open the trunk, press the touch
pad on the rear of the trunk above the
license plate. The doors must be
unlocked or the RKE transmitter must
be within 1 m (3 ft).
Key Access
To access a vehicle with a weak
transmitter battery, see Door Locks
0 19.

Cadillac CT6 Owner Manual (GMNA-Localizing-U.S./Canada-13566829) -
2020 - CRC - 6/11/19
18 KEYS, DOORS, AND WINDOWS
The RKE transmitter range may be
shorter while the vehicle is running.
Other conditions can affect the
performance of the transmitter. See
Remote Keyless Entry (RKE) System
010.
Starting the Engine Using Remote
Start
1. Press and release
Qon the RKE
transmitter.
2. Immediately press and hold
/
for at least four seconds or until
the turn signal lamps flash. This
confirms the request to remote
start the vehicle has been
received.
During the remote start, the
doors will be locked and the
parking lamps will remain on as
long as the engine is running.
The engine will shut off after
15 minutes unless a time
extension is done or the vehicle
is started.
3. Press the brake pedal and start the vehicle to drive. Extending Engine Run Time
The engine run time can also be
extended by another 15 minutes,
if during the first 15 minutes
Steps 1 and 2 are repeated while the
engine is still running. An extension
can be requested 30 seconds after
starting. This provides a total of
30 minutes.
The remote start can only be
extended once.
When the remote start is extended,
the second 15-minute period is added
on to the first 15 minutes for a total
of 30 minutes.
A maximum of two remote starts, or a
remote start with an extension, are
allowed between ignition cycles.
The vehicle's ignition must be turned
from on to off before the remote start
procedure can be used again.
Canceling a Remote Start
To cancel a remote start, do any 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.
Conditions in Which Remote Start
Will Not Work
The remote start will not operate if
any of the following occur:
. The ignition is in any mode other
than off.
. A transmitter is in the vehicle.
. The hood is not closed.
. The hazard warning flashers
are on.
. There is an emission control
system malfunction.
. The engine coolant temperature is
too high.
. The oil pressure is low.
. Two remote vehicle starts or a
start with an extension have
already been used.
. The vehicle is not in P (Park).

Cadillac CT6 Owner Manual (GMNA-Localizing-U.S./Canada-13566829) -
2020 - CRC - 6/11/19
KEYS, DOORS, AND WINDOWS 19
Door Locks
{Warning
Unlocked doors can be dangerous.. Passengers, especially
children, can easily open the
doors and fall out of a moving
vehicle. The doors can be
unlocked and opened while
the vehicle is moving. The
chance of being thrown out of
the vehicle in a crash is
increased if the doors are not
locked. So, all passengers
should wear seat belts
properly and the doors should
be locked whenever the
vehicle is driven.
. Young children who get into
unlocked vehicles may be
unable to get out. A child can
be overcome by extreme heat
and can suffer permanent
injuries or even death from
heat stroke. Always lock the
vehicle whenever leaving it.
(Continued)
Warning (Continued)
.Outsiders can easily enter
through an unlocked door
when you slow down or stop
the vehicle. Locking the doors
can help prevent this from
happening.
To lock or unlock the door from
outside the vehicle:
. Press
QorKon the Remote
Keyless Entry (RKE) transmitter.
. In the case of a dead battery, use
the key in the driver door. The key
cylinder is covered with a cap.
To lock or unlock the door from inside
the vehicle:
. Press
QorKon the power door
lock switch.
. Pulling an interior door handle
will unlock the door. Pulling the
door handle again unlatches it. Keyless Access
Press the lock/unlock button when the
RKE transmitter is within 1 m (3 ft) of
the driver door handle. When
unlocking from the driver door, the
first press unlocks that door; press
again within five seconds to unlock all
passenger doors. See
Remote Keyless
Entry (RKE) System Operation 010.

Cadillac CT6 Owner Manual (GMNA-Localizing-U.S./Canada-13566829) -
2020 - CRC - 6/11/19
KEYS, DOORS, AND WINDOWS 23
To open a rear door when the safety
lock is on:1. Unlock the door by activating the inside handle, by pressing the
power door lock switch, or by
using the Remote Keyless
Entry (RKE) transmitter.
2. Open the door from the outside.
When the safety lock is enabled,
adults and older children will not be
able to open the rear door from the
inside. Cancel the safety locks to
enable the doors to open from the
inside.
To cancel the safety lock:
1. Unlock the door and open it from the outside.
2. Move the lever up to unlock. Do the same for the other door.Doors
Trunk
{Warning
Exhaust gases can enter the vehicle
if it is driven with the liftgate or
trunk/hatch open, or with any
objects that pass through the seal
between the body and the trunk/
hatch or liftgate. Engine exhaust
contains carbon monoxide (CO)
which cannot be seen or smelled.
It can cause unconsciousness and
even death.
If the vehicle must be driven with
the liftgate or trunk/hatch open:
. Close all of the windows.
. Fully open the air outlets on
or under the instrument
panel.
. Adjust the climate control
system to a setting that
brings in only outside air and
(Continued)
Warning (Continued)
set the fan speed to the
highest setting. See “Climate
Control Systems” in the Index.
See Engine Exhaust 0192.
To open the trunk, the vehicle must
be off or the transmission must be in
P (Park).
Manual Trunk
. Press|on the driver door.

Cadillac CT6 Owner Manual (GMNA-Localizing-U.S./Canada-13566829) -
2020 - CRC - 6/11/19
24 KEYS, DOORS, AND WINDOWS
.PressXtwice quickly on the
Remote Keyless Entry (RKE)
transmitter.
. Press the touch pad on the rear of
the trunk above the license plate
when all doors are unlocked.
For Keyless Access, the trunk can be
opened while the vehicle is locked by
pressing the touch pad above the
license plate while the RKE
transmitter is within 1 m (3 ft) of the
rear of the vehicle. See Remote Keyless
Entry (RKE) System Operation 010. Close the trunk by pulling on the
handle. Do not use the handle as a
tie-down. Do not press the touch pad
while closing the trunk; this will cause
the trunk lid to be unlatched.
The trunk has an electric latch. If the
vehicle has lost power or the battery
is disconnected, the trunk will not
open. If this happens, use the
emergency trunk release handle.
Power Trunk
Caution
You or others could be injured if
caught in the path of the power
trunk. Make sure there is no one in
the way of the power trunk as it is
opening and closing.
Caution
Do not mount any load-carrying
accessories, such as a bike rack or
luggage carriers, to the trunk of a (Continued)
Caution (Continued)
vehicle equipped with the power
trunk feature. This may damage the
power trunk system.
If equipped, to open the power trunk:
. Press and release|on the
driver door. The driver door must
be unlocked, the ignition must be
on, or Retained Accessory Power
(RAP) must be active.
. Press
Xtwice quickly on the RKE
transmitter.

Cadillac CT6 Owner Manual (GMNA-Localizing-U.S./Canada-13566829) -
2020 - CRC - 6/11/19
KEYS, DOORS, AND WINDOWS 25
.Press the touch pad on the rear of
the trunk after unlocking all doors
or with the RKE transmitter in
range for Keyless Access.
Monitor the trunk area to make sure
nothing will come in contact or move
into the path of the trunk lid when
power closing.
To close the power trunk:
. Press and hold
|on the driver
door until the trunk latches.
A chime will sound and a DIC
message will display when the
operation is complete.
. Press the power trunk button on
the trunk lid.
Press any trunk button or the touch
pad to stop the power operation.
Pressing a trunk button again starts
the operation in the reverse direction.
The touch pad will not close the
trunk lid.
Do not manually force the trunk lid
open or closed during a power cycle.
The power trunk may be temporarily
disabled under extreme low
temperatures, or after repeated power
cycling over a short period of time.
The trunk can be opened manually.
Obstacle Detection Features
If there is an obstruction during a
power open or close cycle, a closing
trunk will reverse direction and an
opening trunk will stop power
operation. If there are multiple
obstructions on the same power cycle,
the power function will deactivate.
After removing the obstructions,
manually close the trunk lid to allow
normal power operation functions to
resume. If the vehicle is locked and an
obstacle prevents the trunk from
closing and latching, the horn will
sound as an alert that the trunk did
not close.
Hands-Free Power Trunk
If equipped, the power trunk may be
operated with a kicking motion under
the rear bumper at the location of the
projected logo. The RKE transmitter
must be within 1 m (3 ft).
The hands-free feature will not work
while the trunk lid is moving. To stop
the trunk while in motion, use one of
the power trunk buttons.
The hands-free feature can be
customized. See
Vehicle Personalization
0 140. Choose from the following:
On-Open and Close : The kicking
motion is activated to both open and
close the trunk.
On-Open Only : The kicking motion is
activated to only open the trunk.
Off : The feature is disabled.

Cadillac CT6 Owner Manual (GMNA-Localizing-U.S./Canada-13566829) -
2020 - CRC - 6/11/19
KEYS, DOORS, AND WINDOWS 27
The projected logo shows where the
kicking motion is to take place.
The projected logo will only be
available for this RKE transmitter after
it has been out of range for at least
20 seconds.
If an RKE transmitter is again
detected within approximately 2 m
(6 ft) of the trunk, or another
hands-free operation has been
detected, the one-minute timer will be
reset.The projected logo will not work
under these conditions:
.
The vehicle battery is low.
. The transmission is not in
P (Park).
. Hands Free Trunk Control is set to
Off in vehicle personalization. See
Vehicle Personalization 0140.
. Power trunk is turned off.
. The vehicle remains parked for
72 hours or more, with no RKE
transmitter use or Keyless Access
operation. To re-enable, press any
button on the RKE transmitter or
open and close a vehicle door. The projected logo will not work for a
single RKE transmitter when a
transmitter:
.
Has been left within
approximately 5 m (15 ft) of the
trunk for several minutes.
. Has been left inside the vehicle
and all vehicle doors are closed.
. Has approached the area outside
of the trunk five times within
10 minutes.