2021 CADILLAC CT4 infotainment

Cadillac CT4 Owner Manual (GMNA-Localizing-U.S./Canada-14584335) -
2021 - CRC - 11/23/20
170 INFOTAINMENT SYSTEM
Infotainment System Controls
For information about how to navigate
the menu system using the
infotainment controls, seeUsing the
System 0137.
Audio System
When using the Bluetooth mobile
device system, sound comes through
the vehicle's front audio system
speakers and overrides the audio
system. The volume level while on a
mobile device call can be adjusted by
pressing the steering wheel controls or
the volume control on the center
stack. The adjusted volume level
remains in memory for later calls. The
volume cannot be lowered beyond a
certain level.
Bluetooth (Pairing and
Using a Phone)
Pairing
A Bluetooth-enabled mobile device
must be paired to the Bluetooth
system and then connected to the
vehicle before it can be used. See the mobile device manufacturer's user
guide for Bluetooth functions before
pairing the device.
Pairing Information
.If no mobile device has been
connected, the Phone main page on
the infotainment display will show
the Connect Phone option. Touch
this option to connect. Another way
to connect is to touch the Phones
tab at the top right of the display
and then touch Add Phone.
.A Bluetooth smartphone with music
capability can be paired to the
vehicle as a smartphone and a
music player at the same time.
.Up to 10 devices can be paired to
the Bluetooth system.
.The pairing process is disabled
when the vehicle is moving.
.Pairing only needs to be completed
once, unless the pairing information
on the cell phone changes or the
cell phone is deleted from the
system.
.If multiple paired cell phones are
within range of the system, the
system connects to the paired cell
phone that is set to First toConnect. If there is no cell phone
set to First to Connect, it will link to
the cell phone which was used last.
To link to a different paired cell
phone, see
“Linking to a Different
Phone ”later in this section.
Near Field Communication (NFC)
If equipped, Near Field
Communication (NFC) allows
compatible smartphones to be paired
to the infotainment system. To begin
the pairing process: 1. Refer to the smartphone’s user manual to verify it is
NFC-compatible.
2. Unlock the smartphone.
3. Enable both NFC and Bluetooth on the smartphone if either is
disabled. The NFC icon should be
in the status bar of the
smartphone.
4. Hold the smartphone 2.54 cm (1 in) or less from the NFC icon
Won
the center stack.
5. Once pairing begins, a pop-up message with a six-digit code will
appear on the smartphone and the
infotainment display.

Cadillac CT4 Owner Manual (GMNA-Localizing-U.S./Canada-14584335) -
2021 - CRC - 11/23/20
INFOTAINMENT SYSTEM 171
6. Select Yes on the smartphone toconfirm the pairing process.
A chime will sound when pairing
begins.
Multiple smartphones can be paired
using this technology.
Functionality varies by model and
region. Full functionality requires
compatible Bluetooth and
smartphone, as well as USB
connectivity for some devices.
Pairing a Phone 1. Make sure Bluetooth has been enabled on the cell phone before
the pairing process is started.
2. Touch the Phone icon on the Home Page or the phone icon on the
shortcut tray near the bottom of
the display.
3. Touch Phones at the top of the infotainment display. There is also
a Connect Phones option in the
middle of the Phone display which
will shortcut to the Phone
List menu.
4. Touch Add Phone. 5. Select the vehicle name shown on
the infotainment display from your
cell phone’s Bluetooth Settings list.
6. Follow the instructions on the cell phone to confirm the six-digit code
showing on the infotainment
display and touch Pair. The code on
the cell phone and infotainment
display will need to be
acknowledged for a successful pair.
7. Start the pairing process on the cell phone to be paired to the vehicle.
See the cell phone manufacturer's
user guide for information on this
process. Once the cell phone is
paired, it will show under
Connected.
8. If the vehicle name does not appear on your cell phone, there
are a few ways to start the pairing
process over:
.Turn the cell phone off and then
back on.
.Go back to the beginning of the
Phone menus on the
infotainment display and restart
the pairing process.
.Reset the cell phone, but this
step should be done as a last
effort.
9. If the cell phone prompts to accept connection or allow phone book
download, touch Always Accept
and Allow. The phone book may
not be available if not accepted.
10. Repeat Steps 1−8 to pair additional cell phones.
First to Connect Paired Phones
If multiple paired cell phones are
within range of the system, the
system connects to the paired cell
phone that is set as First to Connect.
To enable a paired cell phone as the
First to Connect phone: 1. Make sure the cell phone is turned on.
2. Touch Settings, then touch System.
3. Touch Phones to access all paired and all connected cell phones and
mobile devices.
4. Touch the information icon to the right of the cell phone to open the
cell phone’s settings menu.

Cadillac CT4 Owner Manual (GMNA-Localizing-U.S./Canada-14584335) -
2021 - CRC - 11/23/20
172 INFOTAINMENT SYSTEM
5. Touch the First to Connect option,to enable the setting for that
device.
Cell phones and mobile devices can be
added, removed, connected, and
disconnected. A sub-menu will display
whenever a request is made to add or
manage cell phones and mobile
devices.
Secondary Phone
A cell phone can be enabled as a
Secondary Phone by touching the
information icon to the right of the
paired cell phone name to open the
phone settings menu. If a cell phone
is enabled as a Secondary Phone, it
can connect simultaneously alongside
another Bluetooth mobile device. In
doing so, the Secondary Phone will be
labeled as Incoming Calls. This means
the mobile device can only receive
calls. The Address Book of a
Secondary Phone will not be available
and hands-free outgoing calls cannot
be placed using this cell phone.
If needed, touch the Secondary Phone
while in the Phones list to swap it into
the Outgoing and Incoming role. This role makes it possible to place
outgoing calls from the Contacts and
Recents list.
Listing All Paired and Connected
Phones
1. Touch the Phone icon on the Home Page or the phone icon on the
shortcut tray near the bottom of
the display.
2. Touch Phones.
Disconnecting a Connected Phone 1. Touch the Phone icon on the Home Page.
2. Touch Phones.
3. Touch the information icon next to the connected cell phone or mobile
device to show the cell phone’s or
mobile device’s information display.
4. Touch Disconnect.
Deleting a Paired Phone 1. Touch the Phone icon on the Home Page or the phone icon on the
shortcut tray near the bottom of
the display.
2. Touch Phones. 3. Touch the information icon next to
the connected cell phone to display
the cell phone’s or mobile device’s
information display.
4. Touch Forget Device.
Linking to a Different Phone
To link to a different cell phone, the
new cell phone must be in the vehicle
and paired to the Bluetooth system. 1. Touch the Phone icon on the Home Page or the phone icon on the
shortcut tray near the bottom of
the display.
2. Touch Phones.
3. Touch the new cell phone to link to from the not connected phone list.
See “First to Connect Paired
Phones” and“Secondary Phone ”
previously in this section.
Switching to Handsetor
Handsfree Mode
To switch between handset or
handsfree mode:
.While the active call is hands-free,
touch the Handset option to switch
to the handset mode.

Cadillac CT4 Owner Manual (GMNA-Localizing-U.S./Canada-14584335) -
2021 - CRC - 11/23/20
INFOTAINMENT SYSTEM 173
The mute icon will not be available
or functional while Handset mode is
active.
.While the active call is on the
handset, touch the Handset option
to switch to the hands-free mode.
Making a Call Using Contacts
and Recent Calls
Calls can be made through the
Bluetooth system using personal cell
phone contact information for all cell
phones that support the Phone Book
feature. Become familiar with the cell
phone settings and operation. Verify
the cell phone supports this feature.
The Contacts menu accesses the
phone book stored in the cell phone.
The Recents menu accesses the
recents call list from your cell phone.
To make a call using the
Contacts menu:1. Touch the Phone icon on the Home Page.
2. Touch Contacts. 3. The Contacts list can be searched
by using the first character. Touch
A-Z on the infotainment display to
scroll through the list of names.
Touch the name to call.
4. Touch the desired contact number to call.
To make a call using the
Recents menu: 1. Touch Phone on the Home Page.
2. Touch Recents.
3. Touch the name or number to call.
Making a Call Using the Keypad
To make a call by dialing the
numbers:1. Touch the Phone icon on the Home Page.
2. Touch Keypad and enter a phone number.
3. Touch
#on the infotainment
display to start dialing the number.
Searching Contacts Using the
Keypad
To search for contacts using the
keypad:
1. Touch the Phone icon on the Home Page.
2. Touch Keypad and enter partial phone numbers or contact names
using the digits on the keypad to
search.
Results will show on the right side
of the display. Touch one to place
a call.
Accepting or Declining a Call
When an incoming call is received, the
infotainment system mutes and a ring
tone is heard in the vehicle.
Accepting a Call
There are two ways to accept a call:
.Pressgon the steering wheel
controls.
.Touch Answer on the infotainment
display.

Cadillac CT4 Owner Manual (GMNA-Localizing-U.S./Canada-14584335) -
2021 - CRC - 11/23/20
174 INFOTAINMENT SYSTEM
Declining a Call
There are two ways to decline a call:
.Pression the steering wheel
controls.
.Touch Ignore on the infotainment
display.
Call Waiting
Call waiting must be supported on the
Bluetooth cell phone and enabled by
the wireless service carrier to work.
Accepting a Call
Press
gto answer, then touch Switch
on the infotainment display.
Declining a Call
Press
ito decline, then touch
Ignore on the infotainment display
Switching Between Calls (Call
Waiting Calls Only)
To switch between calls, touch Phone
on the Home Page to display Call
View. While in Call View, touch the
call information of the call on hold to
change calls.
Three-Way Calling
Three-way calling must be supported
on the Bluetooth cell phone and
enabled by the wireless service carrier
to work.
To start a three-way call while in a
current call:
1. In the Call View, touch Add Call to add another call.
2. Initiate the second call by selecting from Recents, Contacts, or Keypad.
3. When the second call is active, touch the merge icon to conference
the three-way call together.
Ending a Call
.Pression the steering wheel
controls.
.Touch#on the infotainment
display, next to a call, to end only
that call.
Dual Tone Multi-Frequency
(DTMF) Tones
The in-vehicle Bluetooth system can
send numbers during a call. This is
used when calling a menu-driven
phone system. Use the Keypad to
enter the number.
Apple CarPlay and
Android Auto
If equipped, Android Auto and/or
Apple CarPlay capability may be
available through a compatible
smartphone. If available, the Android
Auto and Apple CarPlay icons will
change from gray to color on the
Home Page of the infotainment
display.
To use Android Auto and/or Apple
CarPlay:
For Wired Phone Projection
1. Download the Android Auto app to your smartphone from the Google
Play store. There is no app required
for Apple CarPlay.
2. Connect your Android phone or Apple iPhone by using the
factory-provided phone USB cable

Cadillac CT4 Owner Manual (GMNA-Localizing-U.S./Canada-14584335) -
2021 - CRC - 11/23/20
INFOTAINMENT SYSTEM 175
and plugging into a USB data port.
For best performance, it is highly
recommended to use the device’s
factory-provided USB cable, which
should be replaced after significant
wear to maintain connection
quality. Aftermarket or third-party
cables may not work.
3. When the phone is first connected to activate Apple CarPlay or
Android Auto, accept the terms
and conditions on both the
infotainment system and the
phone.
4. Follow the instructions on the phone.
The Android Auto and Apple CarPlay
icons on the Home Page will
illuminate depending on the
smartphone. Android Auto and/or
Apple CarPlay may automatically
launch upon USB connection. If not,
touch the Android Auto or Apple
CarPlay icon on the Home Page to
launch.
Press
{on the center stack to return
to the Home Page. For Wireless Phone Projection
Verify your phone is wireless
compatible by visiting the Google
Android Auto or Apple CarPlay
support page.
1. Download the Android Auto app to your smartphone from the Google
Play store. There is no app required
for Apple CarPlay.
2. For first time connection, there are two ways to set up wireless
projection:
.Connect your Android phone or
Apple iPhone by using the
factory-provided phone USB
cable and plugging into a USB
data port. For best performance,
it is highly recommended to use
the device’s factory-provided
USB cable, which should be
replaced after significant wear
to maintain connection quality.
Aftermarket or third-party
cables may not work.
.Connecting the phone over
Bluetooth. See Bluetooth
(Overview) 0169 or
Bluetooth (Pairing and Using a
Phone) 0170. 3. Make sure WiFi is turned on the
phone for wireless projection
to work.
4. When the phone is first connected to activate Apple CarPlay or
Android Auto, agree to the terms
and conditions on both the
infotainment system and the
phone.
5. Follow the instructions on the phone.
The Android Auto and Apple CarPlay
icons on the Home Page will
illuminate depending on the
smartphone. Android Auto and/or
Apple CarPlay may automatically
launch upon wireless connection.
If not, touch the Android Auto or
Apple CarPlay icon on the Home Page
to launch.
To disconnect the phones wireless
projection: 1. Select Settings from the Home Page.
2. Select Phones
3. Touch
4next to the phone to be
disconnected.

Cadillac CT4 Owner Manual (GMNA-Localizing-U.S./Canada-14584335) -
2021 - CRC - 11/23/20
176 INFOTAINMENT SYSTEM
4. Turn off Apple CarPlay orAndroid Auto.
Press
{on the center stack to return
to the Home Page.
Features are subject to change. For
further information on how to set up
Android Auto and Apple CarPlay in
the vehicle, see my.cadillac.com.
Android Auto is provided by Google
and is subject to Google’s terms and
privacy policy. Apple CarPlay is
provided by Apple and is subject to
Apple’s terms and privacy policy.
Data plan rates apply. For Android
Auto support and to see if your
phone is compatible, see
https://support.google.com/
androidauto. For Apple CarPlay
support and to see if your phone is
compatible, see www.apple.com/ios/
carplay/. Apple or Google may change
or suspend availability at any time.
Android Auto, Android, Google, Google
Play, and other marks are trademarks
of Google Inc.; Apple CarPlay is a
trademark of Apple Inc. Press
{on the center stack to exit
Android Auto or Apple CarPlay. To
enter back into Android Auto or Apple
CarPlay, press and hold
{on the
center stack.
Apple CarPlay and Android Auto can
be disabled from the infotainment
system. To do this, touch Home,
Settings, and then touch the Apps tab
along the top of the display. Use the
On/Off toggled to turn off Apple
CarPlay or Android Auto.
Settings
Certain settings can be managed in
the Owner Center sites when an
account is established, and may be
modified if other users have accessed
the vehicle or created accounts. This
may result in changes to the security
or functionality of the infotainment
system. Some settings may also be
transferred to a new vehicle,
if equipped. For instructions, in the
U.S. see my.cadillac.com or in Canada
see mycadillac.ca or moncadillac.ca. Refer to the User Terms and Privacy
Statement for important details. To
view, touch the Settings icon on the
Home Page of the infotainment
display.
The settings menu may be organized
into four categories. Select the desired
category by touching System, Apps,
Vehicle, or Personal.
To access the personalization menus:
1. Touch Settings on the Home Page on the infotainment display.
2. Touch the desired category to display a list of available options.
3. Touch to select the desired feature setting.
4. Touch the options on the infotainment display to disable or
enable a feature.
5. Touch
zto go to the top level of
the Settings menu.

Cadillac CT4 Owner Manual (GMNA-Localizing-U.S./Canada-14584335) -
2021 - CRC - 11/23/20
INFOTAINMENT SYSTEM 177
System
The menu may contain the following:
Time / Date
Use the following features to set the
clock:
.Automatic Time and Date: Touch
Off or On to enable or disable
automatic update of the time and
date. When this feature is on, the
time and date cannot be
manually set.
.Set Time: Touch to manually set the
time using the controls on the
infotainment display.
.Set Date: Touch to manually set the
date using the controls on the
infotainment display.
.Automatic Time Zone: If equipped,
touch Off or On to disable or enable
automatic update of the time zone
based on vehicle location. When
this feature is on, the time zone
cannot be manually set.
.Select Time Zone: Touch to
manually set the time zone. Touch
a time zone from the list.
.Use 24-hour Format: Touch to
specify the clock format shown.
Touch Off or On to disable or
enable.
Language
This will set the display language used
on the infotainment display. It may
also use the selected language for
voice recognition and audio feedback.
Touch Language and touch the
appropriate language.
Phones
Touch to connect to a different cell
phone or mobile device source,
disconnect a cell phone or media
device, or delete a cell phone or media
device.
Wi-Fi Networks
This will show connected and
available Wi-Fi networks.
If a 4G LTE data package is not active
on the vehicle, the infotainment
system can be connected to an
external protected Wi-Fi network,
such as a mobile device or home
hotspot, to utilize connected services. Wi-Fi Hotspot
Touch and the following may display:
.Wi-Fi Services: This allows devices
to use the vehicle hotspot.
Touch the controls on the
infotainment display to disable or
enable.
.Wi-Fi Name: Touch to change the
vehicle Wi-Fi name.
.Wi-Fi Password: Touch to change
the vehicle Wi-Fi password.
.Connected Devices: Touch to show
connected devices.
.Share Hotspot Data: Touch On to
allow devices to use the vehicle
hotspot and its data, or touch Off to
allow devices to only use the vehicle
hotspot but not its data.
Privacy
Touch and the following may display:
.Location Services: This setting
enables or disables sharing of
vehicle location outside the vehicle.
Emergency services will not be
affected when Off is selected.