ECU CADILLAC CT5 2023 Owner's Guide

Cadillac CT5 Owner Manual (GMNA-Localizing-U.S./Canada-16500419) -
2023 - CRC - 5/6/22
Instruments and Controls 103
Instruments and
Controls
Controls
Steering WheelAdjustment . . . . . . . . . . . . . . . . . 104
Heated Steering Wheel . . . . . . . . . . . . . . . . . . . . . . . . 105
Horn . . . . . . . . . . . . . . . . . . . . . . . . . . . 105
Windshield Wiper/ Washer . . . . . . . . . . . . . . . . . . . . . . 105
Compass . . . . . . . . . . . . . . . . . . . . . 107
Clock . . . . . . . . . . . . . . . . . . . . . . . . . . 108
Power Outlets . . . . . . . . . . . . . . 108
Wireless Charging . . . . . . . . . 109
Warning Lights, Gauges,
and Indicators
Warning Lights, Gauges, and Indicators . . . . . . . . . . . . . . 112
Instrument Cluster (Base
Level) . . . . . . . . . . . . . . . . . . . . . . . . . 113
Instrument Cluster (Uplevel) . . . . . . . . . . . . . . . . . . . . . 115
Speedometer . . . . . . . . . . . . . . . . 119
Odometer . . . . . . . . . . . . . . . . . . . . . 119
Trip Odometer . . . . . . . . . . . . . . . 119
Tachometer . . . . . . . . . . . . . . . . . 120
Fuel Gauge . . . . . . . . . . . . . . . . . . . 120 Engine Coolant
Temperature Gauge
(Base Level) . . . . . . . . . . . . . . . . . 121
Engine Coolant Temperature Gauge
(Uplevel) . . . . . . . . . . . . . . . . . . . . . 122
Seat Belt Reminders . . . . . . 122
Airbag Readiness Light . . . . . . . . . . . . . . . . . . . . . . . . . . 123
Passenger Airbag Status Indicator . . . . . . . . . . . . . . . . . . . . . 124
Charging System Light . . . 124
Malfunction Indicator Lamp (Check Engine
Light) . . . . . . . . . . . . . . . . . . . . . . . . . 125
Brake System Warning Light . . . . . . . . . . . . . . . . . . . . . . . . . . 127
Electric Parking Brake Light . . . . . . . . . . . . . . . . . . . . . . . . . . 128
Service Electric Parking Brake Light . . . . . . . . . . . . . . . . . 128
Antilock Brake System (ABS) Warning Light . . . . . 128
Performance Shifting Light . . . . . . . . . . . . . . . . . . . . . . . . . . 129
Automatic Vehicle Hold (AVH) Light . . . . . . . . . . . . . . . . . 129
Lane Keep Assist (LKA) Light . . . . . . . . . . . . . . . . . . . . . . . . . . 129 Automatic Emergency
Braking (AEB) Disabled
Light . . . . . . . . . . . . . . . . . . . . . . . . . 130
Vehicle Ahead Indicator . . . . . . . . . . . . . . . . . . . . 130
Pedestrian Ahead Indicator . . . . . . . . . . . . . . . . . . . . 130
Traction Off Light . . . . . . . . . 130
StabiliTrak OFF Light . . . . . 131
Traction Control System (TCS)/StabiliTrak
Light . . . . . . . . . . . . . . . . . . . . . . . . . . 131
Engine Coolant Temperature Warning
Light . . . . . . . . . . . . . . . . . . . . . . . . . . 131
Driver Mode Control Light . . . . . . . . . . . . . . . . . . . . . . . . . . 132
Tire Pressure Light . . . . . . . 133
Engine Oil Pressure Light . . . . . . . . . . . . . . . . . . . . . . . . . 134
Low Fuel Warning Light . . . . . . . . . . . . . . . . . . . . . . . . . 134
Security Light . . . . . . . . . . . . . . . 135
High-Beam On Light . . . . . . 135
Lamps On Reminder . . . . . . 135
Cruise Control Light . . . . . . 135
Door Ajar Light . . . . . . . . . . . . . 136

Cadillac CT5 Owner Manual (GMNA-Localizing-U.S./Canada-16500419) -
2023 - CRC - 5/6/22
Instruments and Controls 135
Security Light
The security light should come
on briefly as the engine is
started. If it does not come on,
have the vehicle serviced by
your dealer. If the system is
working normally, the indicator
light turns off.
If the light stays on and the
engine does not start, there
could be a problem with the
theft-deterrent system. See
Immobilizer Operation031.
High-Beam On Light
This light comes on when the
high-beam headlamps are in
use. See Headlamp High/
Low-Beam Changer 0154.
IntelliBeam Light
This light comes on when the
IntelliBeam system,
if equipped, is enabled. See
Exterior Lamp Controls 0152.
Lamps On Reminder
This light comes on when the
exterior lamps are in use,
except when only the Daytime Running Lamps (DRL) are
active. See Exterior Lamp
Controls
0152.
Cruise Control Light
The cruise control light is
white when the cruise control
is on and ready, and turns
green when the cruise control
is set and active.
See Cruise Control 0302.
Adaptive Cruise Control
Light
Base LevelUplevel

Cadillac CT5 Owner Manual (GMNA-Localizing-U.S./Canada-16500419) -
2023 - CRC - 5/6/22
136 Instruments and Controls
This light is white when the
Adaptive Cruise Control (ACC,
if equipped) is on and ready,
and turns green when the
ACC is set and active.
Curve Speed Control Light
If equipped, this light may
illuminate green when ACC is
actively controlling the vehicle
speed and detects a sharp
curve on the road ahead.
ACC automatically slows the
vehicle down while navigating
the curve and may increase
speed out of the curve, but will
not exceed the set speed.
See Adaptive Cruise Control
(Advanced)0305.
Super Cruise Light
This light comes on to show
the status of Super Cruise.
See Super Cruise 0317.
Door Ajar Light
This light comes on when a
door is open or not securely
latched. Before driving, check
that all doors are properly
closed.
Information
Displays
Driver Information
Center (DIC) (Base
Level)
The DIC is displayed in the
instrument cluster. It shows
the status of many vehicle
systems.
SorT:Press to move
between the interactive
display zones in the cluster.
Press
Sto go back to the
previous menu.

Cadillac CT5 Owner Manual (GMNA-Localizing-U.S./Canada-16500419) -
2023 - CRC - 5/6/22
Instruments and Controls 147
Navigation Turn-by-Turn
Alerts shown in the instrument
cluster may also be displayed
in any HUD view.
Care of the HUD
Clean the inside of the
windshield to remove any dirt
or film that could reduce the
sharpness or clarity of the
HUD image.
Clean the HUD lens with a soft
cloth sprayed with glass
cleaner. Wipe the lens gently,
then dry it.
HUD Troubleshooting
If you cannot see the HUD
image when the ignition is on,
check that:
.Nothing is covering the
HUD lens.
.The HUD brightness setting
is not too dim or too bright.
.The HUD is adjusted to the
proper height.
.Polarized sunglasses are
not worn.
.The windshield and HUD lens
are clean.
If the HUD image is not
correct, contact your dealer.
The windshield is part of the
HUD system. If the windshield
needs replacing, see
Windshield Replacement
0 408.
Vehicle Messages
Messages displayed on the
Driver Information Center
(DIC) indicate the status of the
vehicle or some action that
may be needed to correct a
condition. Multiple messages
may appear one after another.
The messages that do not
require immediate action can
be acknowledged and cleared
by pressing the thumbwheel.
The messages that require
immediate action cannot be
cleared until that action is
performed. All messages should be taken
seriously; clearing the
message does not correct the
problem.
If a SERVICE message
appears, see your dealer.
Follow the instructions given
in the messages. The system
displays messages regarding
the following topics:
.Service Messages
.Fluid Levels
.Vehicle Security
.Brakes
.Steering
.Ride Control Systems
.Driver Assistance Systems
.Cruise Control
.Lighting and Bulb
Replacement
.Wiper/Washer Systems
.Doors and Windows
.Seat Belts
.Airbag Systems
.Engine and Transmission

Cadillac CT5 Owner Manual (GMNA-Localizing-U.S./Canada-16500419) -
2023 - CRC - 5/6/22
148 Instruments and Controls
.Tire Pressure
.Battery
Engine Power
Messages
REDUCED
ACCELERATION DRIVE
WITH CARE
This message displays when
the vehicle's propulsion power
is reduced. A reduction in
propulsion power can affect
the vehicle's ability to
accelerate. If this message is
on, but there is no observed
reduction in performance,
proceed to your destination.
Under certain conditions the
performance may be reduced
the next time the vehicle is
driven. The vehicle may be
driven while this message is
on, but maximum acceleration
and speed may be reduced.
Anytime this message stays
on, or displays repeatedly, the
vehicle should be taken to
your dealer for service as
soon as possible.Under certain operating
conditions, propulsion will be
disabled. Try restarting after
the ignition has been off for
two minutes.
Vehicle Speed
Messages
SPEED LIMITED TO
XXX KM/H (MPH)
This message shows that the
vehicle speed has been limited
to the speed displayed. The
limited speed is a protection
for various propulsion and
vehicle systems, such as
lubrication, thermal, brakes,
suspension, Teen Driver if
equipped, or tires.
Universal Remote
System
See Radio Frequency
Statement
0496.
Universal Remote
System Programming
If equipped, these buttons are
in the overhead console.
This system can replace up to
three remote control
transmitters used to activate
devices such as garage door
openers, security systems,
and home automation devices.
These instructions refer to a
garage door opener, but can
be used for other devices.

Cadillac CT5 Owner Manual (GMNA-Localizing-U.S./Canada-16500419) -
2023 - CRC - 5/6/22
200 Infotainment System
Voice Recognition for the
Phone
“Call ”:
Initiate a call to a stored
contact. The command may
include location if the contact
has location numbers stored.
“Call At Home,”
“At Work,” “On Mobile,” or
“On Other” :Initiate a call to a
stored contact and location at
home, at work, on mobile
device, or on another phone.
“Call ” :
Initiate a call to a cell phone
number of seven digits, 10
digits, or three digit
emergency numbers.
“Pair Phone” :Begin the
Bluetooth pairing process.
Follow the instructions on the
infotainment display.
“Redial” :Initiate a call to the
last dialed number.
“Switch Phone” :Select a
different connected cell phone
for outgoing calls. “Voice Keypad”
:Begin a
dialog to enter special
numbers like international
numbers. The numbers can be
entered in groups of digits
with each group of digits being
repeated back by the system.
If the group of digits is not
correct, the command “Delete”
will remove the last group of
digits and allow them to be
re-entered. Once the entire
number has been entered, the
command “Call”will start
dialing the number.
Phone Assistant Voice
Recognition
Press and holdgon the
steering wheel controls to
pass through and launch
Google phone assistant or Siri.
For the low radio, whether
connected by Bluetooth or
phone projection, the only
available voice recognition is
either Siri (iPhone) or the
Google Assistant (Android).
Performance Data
Recorder (PDR)
If equipped, the PDR icon
displays on the Home Page.
Important Information
Use of the PDR may be
prohibited or legally restricted
in certain countries and
situations. Ensure compliance
with applicable laws and
regulations, including, but not
limited to: privacy laws, laws
related to camera surveillance
and recordings, road traffic
and security laws, and laws on
the protection of publicity and
personality rights.
.Do not use the PDR if it
causes distraction.
.Do not rely on camera
footage to steer the vehicle.
.Comply with any notice and
consent requirements
before capturing and/or
recording the voices or

Cadillac CT5 Owner Manual (GMNA-Localizing-U.S./Canada-16500419) -
2023 - CRC - 5/6/22
Infotainment System 215
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 Online
Account 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,
visit your brand website.
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.
System
The menu may contain the
following:
Time / Date
Allows setting of the clock.
Language
Sets the display language
used on the infotainment
display. It may also use the
selected language for voice
recognition and audio
feedback.
Phones
Allows connecting 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
Shows 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

Cadillac CT5 Owner Manual (GMNA-Localizing-U.S./Canada-16500419) -
2023 - CRC - 5/6/22
216 Infotainment System
protected Wi-Fi network, such
as a mobile device or home
hotspot, to utilize connected
services.
Wi-Fi Hotspot
Allows adjustment of different
Wi-Fi features.
Privacy
Allows adjustment of the
infotainment privacy settings.
Display
Allows adjustment of the
infotainment display.
Sounds
Allows adjustment of the
infotainment system sounds.
Voice
Allows adjustment of the
infotainment voice recognition
features.
Favorites
Allows adjustment of the
infotainment favorite settings.Updates
If equipped, the vehicle can
download and install select
software updates over a
wireless connection. The
system will prompt for certain
updates to be downloaded
and installed. There is also an
option to check for updates
manually.
To manually check for
updates, touch Settings on
the Home Page and select the
System tab. Go to the Vehicle
Software section and touch
Updates. Follow the on-screen
prompts. The steps to check
for, download, and install
updates may vary by vehicle.
The vehicle can be used
normally during the software
download. Once the download
is complete, there may be a
prompt to accept the
installation of the update upon
the next ignition cycle or the
next time the vehicle is shifted
into P (Park). For most
updates, the vehicle will bedisabled and cannot be driven
during the installation. The
system will deliver messages
indicating success or error
during and after the download
and installation processes.
Downloading Over-the-Air
vehicle software updates
requires Internet connectivity,
which can be accessed
through the vehicle’s built-in
4G LTE connection,
if equipped and active.
If required, data plans are
provided by a third party.
Optionally, a secure Wi-Fi
hotspot such as a compatible
mobile device hotspot, home
hotspot, or public hotspot can
be used. Applicable data rates
may apply.
To connect the infotainment
system to a secured mobile
device hotspot, home hotspot,
or public hotspot, touch
Settings on the Home Page,
select the System tab,
followed by Wi-Fi Networks.
Select the appropriate Wi-Fi

Cadillac CT5 Owner Manual (GMNA-Localizing-U.S./Canada-16500419) -
2023 - CRC - 5/6/22
Infotainment System 219
The menu may contain the
following:
Name
Touch to edit your user name
that will be displayed in the
vehicle.
Vehicle Account Information
Touch to view the vehicle
account information and to
change the account password.
An“unverified user account”
pop-up will display until the
account information
verification process has been
completed on the Internet.
Check your registered e-mail
account for an activation
e-mail to complete the
verification process.
Profile Picture
Touch to choose or change
your profile picture.
Profile Identifiers
Touch to have the vehicle
recognize the identifier you
choose. Touch Vehicle Key 1 and/or
Vehicle Key 2.
If the remote key is lost or
stolen, see your dealer.
Security
Touch to have your profile
secured with a PIN.
Touch No or Yes.
Vehicle Name
Touch to edit your
vehicle name.
Vehicle Account
Touch to view the vehicle
account information and to
change the account password.
Delete Profile
Touch to remove the profile
from the vehicle.
Touch Remove or Cancel.
Teen Driver
If equipped, this allows
multiple keys to be registered
for beginner drivers to
encourage safe driving habits.When the vehicle is started
with a Teen Driver key, it will
automatically activate certain
safety systems, allow setting
of some features, and limit the
use of others. The Report
Card will record vehicle data
about driving behavior that
can be viewed later. When the
vehicle is started with a
registered key, the Driver
Information Center (DIC)
displays a message that Teen
Driver is active.
To access:
1. Touch Settings on the Home Page, then touch
Vehicle, and then Teen
Driver.
2. Create a Personal Identification Number (PIN)
by choosing a four-digit
PIN. Re-enter the PIN to
confirm. To change the
PIN, touch Change PIN.

Cadillac CT5 Owner Manual (GMNA-Localizing-U.S./Canada-16500419) -
2023 - CRC - 5/6/22
222 Infotainment System
and the Explicit Content Filter
selection in the Audio Settings
will be unavailable for change.
When Teen Driver is Active:
.If equipped, the radio will
mute when the driver seat
belt, and in some vehicles
the front passenger seat
belt, is not buckled. The
audio from any device paired
to the vehicle will also be
muted.
.An object placed on the
front passenger seat, such
as a briefcase, handbag,
grocery bag, laptop, or other
electronic device, could
cause the passenger
sensing system to falsely
sense an unbuckled front
passenger and mute the
radio. If this happens,
remove the object from the
seat. See Passenger
Sensing System072.
.Some safety systems, such
as Automatic Emergency
Braking, if equipped, cannot
be turned off.
.The gap setting for Adaptive
Cruise Control and alert
timing for Forward Collision
Alert, if equipped, cannot be
changed.
.When trying to change a
safety feature that is not
configurable in Teen Driver,
the feature may be grayed
out or removed from the
infotainment menu, or the
DIC will display a message
indicating that Teen Driver is
active and the action is not
available.
.Super Cruise, if equipped, is
not available.
.Enhanced Low Fuel Warning
(if equipped) –When the
vehicle is low on fuel, the low
fuel light on the instrument
cluster flashes and the DIC
low fuel warning cannot be
dismissed.
.Do not tow a trailer if
equipped with Automatic
Emergency Braking. Report Card
The vehicle owner must
secure the driver’s consent to
record certain vehicle data
when the vehicle is driven with
a registered Teen Driver key.
There is one Report Card per
vehicle. Data is only recorded
when a registered Teen Driver
key is used to operate the
vehicle.
The Report Card data is
collected from the time Teen
Driver is activated or the last
time the Report Card was
reset. The following items may
be recorded:
.Distance Driven
–the total
distance driven.
.Maximum Speed –the
maximum vehicle speed
detected.
.Overspeed Warnings –the
number of times the speed
warning setting was
exceeded.