display CADILLAC XT4 2023 Owners Manual

Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
16412876) - 2023 - CRC - 3/25/22
Service and Maintenance 425
Maintenance
Schedule
Tire Rotation and
Required Services Every
12 000 km (7,500 mi)
Tires are rotated to achieve a
more uniform wear for all tires.
The first rotation is the most
important.
Anytime unusual wear is
noticed, rotate the tires as
soon as possible, check for
proper tire inflation pressure,
and check for damaged tires
or wheels. If the unusual wear
continues after the rotation,
check the wheel alignment.
See When It Is Time for New
Tires0382 and
Wheel Replacement 0387.
.Perform Multi-Point Vehicle
Inspection. See Multi-Point
Vehicle Inspection (MPVI)
0427.
.Lubricate body components.
See Exterior Care 0412.
Additional Required
Services —Normal
Service
Every 12 000 km (7,500 mi)
.Check engine oil level and oil
life percentage. If needed,
change engine oil and filter,
and reset oil life system. Or
when the CHANGE ENGINE
OIL SOON message displays,
have the engine oil and filter
changed within the next
1 000 km (600 mi). If driven
under the best conditions,
the engine oil life system
may not indicate the need
for vehicle service for up to
a year. The engine oil and
filter must be changed at
least once a year and the oil
life system must be reset.
Your trained dealer
technician can perform this
work. If the engine oil life
system is reset accidentally,
service the vehicle within
5 000 km (3,000 mi) since
the last service. Reset the oil life system when the oil is
changed. See Engine Oil Life
System
0335.
.When the REPLACE AT
NEXT OIL CHANGE
message displays, the engine
air filter should be replaced
at the next engine oil
change. When the REPLACE
ENGINE AIR FILTER SOON
message displays, the engine
air filter should be replaced
at the earliest convenience.
Reset the engine air filter life
system after the engine air
filter is replaced. See Engine
Air Filter Life System 0336.
Every 36 000 km (22,500 mi)
.Passenger compartment air
filter replacement (or every
24 months, whichever
occurs first). More frequent
replacement may be needed
if the vehicle is driven in
areas with heavy traffic,
poor air quality, areas with
high dust levels or are
sensitive to environmental
allergens. Filter replacement

Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
16412876) - 2023 - CRC - 3/25/22
452 OnStar
Press=to:
.Open the OnStar app on the
infotainment display.
If equipped, the infotainment
system has OnStar controls
in the embedded OnStar app
on the Home Page. Most
OnStar functions that can be
performed with the buttons
can be done using the app.
To open the app, touch the
OnStar icon on the Home
Page. App updates require a
corresponding service plan.
Features vary by region and
model. Features are subject
to change. For more
information, see
my.cadillac.com/learn or
press
Q.
Or
.Give OnStar Turn-by-Turn
Navigation voice commands.
.Obtain and customize the
Wi-Fi hotspot name or SSID
and password, if equipped. Press
Qto connect to an
Advisor to:
.Verify account information
or update contact
information.
.Get driving directions.
.Receive a Diagnostic check
of the vehicle's key
operating systems.
.Receive Roadside
Assistance.
.Manage Wi-Fi Settings,
if equipped.
Press
>to get a priority
connection to an OnStar
Advisor available 24/7 to:
.Get help for an emergency.
.Be a Good Samaritan or
respond to an AMBER Alert.
.Get assistance in severe
weather or other crisis
situations and find
evacuation routes.
OnStar Services
Emergency
Emergency Services require
an active safety and security
plan. With Automatic Crash
Response, built-in sensors can
automatically alert a specially
trained OnStar Advisor who is
immediately connected in to
the vehicle to help.
Press
>for a priority
connection to an OnStar
Advisor who can contact
emergency service providers,
direct them to your exact
location, and relay important
information.
With OnStar Crisis Assist,
specially trained Advisors are
available 24 hours a day,
7 days a week, to provide a
central point of contact,
assistance, and information
during a crisis.

Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
16412876) - 2023 - CRC - 3/25/22
454 OnStar
vehicles. For more information,
a full description of OnStar
services, system limitations,
and OnStar User Terms,
Privacy Statement, and
Software Terms:
.Call 1-888-4ONSTAR
(1-888-466-7827).
.See www.onstar.com (U.S.).
.See www.onstar.ca (Canada).
.Call TTY 1-877-248-2080.
.PressQto speak with an
Advisor.
OnStar or connected services
cannot work unless the vehicle
is in a place where OnStar has
an agreement with a wireless
service provider for service in
that area. The wireless service
provider must also have
coverage, network capacity,
reception, and technology
compatible with OnStar or
connected services. Service
involving location information
about the vehicle cannot work
unless GPS signals are
available, unobstructed, and
compatible with the OnStar hardware. OnStar or
connected services may not
work if the OnStar equipment
is not properly installed or it
has not been properly
maintained. If equipment or
software is added, connected,
or modified, OnStar or
connected services may not
work. Other problems beyond
the control of OnStar
—such
as hills, tall buildings, tunnels,
weather, electrical system
design and architecture of the
vehicle, damage to the vehicle
in a crash, or wireless phone
network congestion or
jamming —may prevent
service.
See Radio Frequency
Statement 0446.
Services for People with
Disabilities
Advisors provide services to
help with physical disabilities
and medical conditions. Press
Qto help:
.Locate a gas station with an
attendant to pump gas.
.Find a hotel, restaurant, etc.,
that meets accessibility
needs.
.Provide directions to the
closest hospital or pharmacy
in urgent situations.
TTY Users
OnStar has the ability to
communicate to deaf,
hard-of-hearing,
or speech-impaired customers
while in the vehicle. The
available dealer-installed TTY
system can provide in-vehicle
access to all OnStar services,
except Virtual Advisor and
OnStar Turn-by-Turn
Navigation.
If equipped, TTY mode can be
turned on or off through
Settings > Apps > Phone.
When TTY mode is on, phone
calls can be made or received
with OnStar using the
infotainment display.

Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
16412876) - 2023 - CRC - 3/25/22
458 Connected Services
Connected
Services
Connected Services
Navigation . . . . . . . . . . . . . . . . . . . 458
Connections . . . . . . . . . . . . . . . . 459
Diagnostics . . . . . . . . . . . . . . . . . 460
Connected
Services
Navigation
Navigation requires a specific
OnStar or connected
service plan.
Press
Qto receive
Turn-by-Turn directions or
have them sent to the
vehicle’s navigation screen,
if equipped. Select
Turn-by-Turn Directions from
the Services tab of the OnStar
app to call an Advisor or select
a recent or favorite
destination. Touch the
navigation icons to select
home, address, or place.
A destination transfer from
OnStar will show the detail
view of the destination when it
is transferred from OnStar to
the Navigation application. See
www.onstar.com for a
coverage map. Services vary by model. Map coverage is
available in the United States
and Canada.
Turn-by-Turn Navigation
1. PressQto connect to an
Advisor.
2. Request directions to be downloaded to the vehicle.
3. Follow the voice-guided commands.
Using Voice Commands
During a Planned Route
Functionality of the Voice
Command button, if equipped,
may vary by vehicle and
region. For some vehicles,
press
=to open the OnStar
app on the infotainment
display.
Send Destination to Vehicle
Directions can be sent to the
vehicle’s navigation screen,
if equipped.
Press
Q, then ask the Advisor
to download directions to the
vehicle’s navigation system,

Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
16412876) - 2023 - CRC - 3/25/22
Connected Services 459
if equipped. After the call
ends, the navigation screen
will provide prompts to begin
driving directions. Routes that
are sent to the navigation
screen can only be canceled
through the navigation
system.
See www.onstar.com (U.S.) or
www.onstar.ca (Canada).
Connections
The following services help
with staying connected.
For coverage maps, see
www.onstar.com (U.S.) or
www.onstar.ca (Canada).
Ensuring Security
.Change the default
passwords for the Wi-Fi
hotspot and myCadillac
mobile app. Make these
passwords different from
each other and use a
combination of letters and
numbers to increase the
security.
.Change the default name of
the SSID (Service Set
Identifier). This is the
network name that is visible
to other wireless devices.
Choose a unique name and
avoid family names or vehicle
descriptions.
Wi-Fi Hotspot (If Equipped)
The vehicle may have a built-in
Wi-Fi hotspot that provides
access to the Internet and
web content at 4G LTE speed.
Up to seven mobile devices
can be connected. A data plan
is required. Use the in-vehicle
controls only when it is safe to
do so. 1. To retrieve Wi-Fi hotspot information, press
=to
open the OnStar app on
the infotainment display,
then select Wi-Fi Hotspot.
On some vehicles, touch
Wi-Fi or Wi-Fi Settings on
the screen.
2. The Wi-Fi settings will display the Wi-Fi hotspot
name (SSID), password, and on some vehicles, the
connection type (no
Internet connection, 3G,
4G, 4G LTE), and signal
quality (poor, good,
excellent). The LTE icon
shows connection to Wi-Fi.
It is possible that the icon
may not illuminate even
though the vehicle has an
active connection.
3. To change the SSID or password, press
Qor call
1-888-4ONSTAR to
connect with an Advisor.
On some vehicles, the SSID
and password can be
changed in the Wi-Fi
Hotspot menu.
After initial set-up, your
vehicle’s Wi-Fi hotspot will
connect automatically to your
mobile devices. Manage data
usage by turning Wi-Fi on or
off on your mobile device, by
using the myCadillac mobile
app, or by contacting an
OnStar Advisor. On some

Cadillac XT4 Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
16412876) - 2023 - CRC - 3/25/22
466 INDEX
Fuel (cont'd)Management, Active . . . . . . 255
Prohibited Fuels . . . . . . . . . . . . 310
Recommended . . . . . . . . . . . . . . 310
Top Tier . . . . . . . . . . . . . . . . . . . . . . 309
Fuses Engine Compartment
Fuse Block . . . . . . . . . . . . . . . . . 354
Fuses and Circuit Breakers . . . . . . . . . . . . . . . . . . . . 353
Instrument Panel Fuse Block . . . . . . . . . . . . . . . . . 360
G
Garage Door Opener . . . . . . . . 144
Programming . . . . . . . . . . . . . . . . 144
Gas Strut(s) . . . . . . . . . . . . . . . . . . . 349
Gauges
Engine CoolantTemperature . . . . . . . . . . . . . . . 123
Fuel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 122
Odometer . . . . . . . . . . . . . . . . . . . . . 122
Speedometer . . . . . . . . . . . . . . . . 122
Tachometer . . . . . . . . . . . . . . . . . . 122
Trip Odometer . . . . . . . . . . . . . . 122
Warning Lights and Indicators . . . . . . . . . . . . . . . . . . . 118
Gear Shifting Light . . . . . . . . . . . 130 General Information
Service and
Maintenance . . . . . . . . . . . . . . 423
Towing . . . . . . . . . . . . . . . . . . . . . . . . . 313
Vehicle Care . . . . . . . . . . . . . . . . . 327
Global Positioning System (GPS) . . . . . . . . . . . . . . . . 185
Glove Box . . . . . . . . . . . . . . . . . . . . . . . 102
GM Mobility Reimbursement
Program . . . . . . . . . . . . . . . . . . . . . . 439
Guidance Problems with theRoute . . . . . . . . . . . . . . . . . . . . . . . . . 186
H
Hazard WarningFlashers . . . . . . . . . . . . . . . . . . . . . . . 152
HD Radio Technology . . . . . . . 166
Head Restraints . . . . . . . . . . . . . . . 45
Head-Up Display (HUD) . . . . . 139
Headlamps Aiming . . . . . . . . . . . . . . . . . . . . . . . . 350
Automatic . . . . . . . . . . . . . . . . . . . . . 151
Bulb Replacement . . . . . . . . . 350
Daytime RunningLamps (DRL) . . . . . . . . . . . . . . . 150 Headlamps (cont'd)
Flash-to-Pass . . . . . . . . . . . . . . . . 150
High-Beam On Light . . . . . . . 135
High/Low Beam
Changer . . . . . . . . . . . . . . . . . . . . . 150
Lamps On Reminder . . . . . . . 136
Heated
Mirrors . . . . . . . . . . . . . . . . . . . . . . . . . . 36
Rear Seats . . . . . . . . . . . . . . . . . . . . 56
Steering Wheel . . . . . . . . . . . . . 110
Ventilated Front Seats . . . . 53
Heater
Engine . . . . . . . . . . . . . . . . . . . . . . . . 252
Heating . . . . . . . . . . . . . . . . . . . . . . . . . . 221
High-Beam On Light . . . . . . . . . 135
High-Speed Operation . . . . . 374
Hill and Mountain Roads . . . . . . . . . . . . . . . . . . . . . . . . . 239
Hill Start Assist (HSA) . . . . . . 266
Hood . . . . . . . . . . . . . . . . . . . . . . . . . . . . 329
Horn . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 110
How to Wear Seat Belts Properly . . . . . . . . . . . . . . . . . . . . . . . . 58
HVAC . . . . . . . . . . . . . . . . . . . . . . . . . . . . 221