parking brake CADILLAC CT4 2023 Owners Manual

Cadillac CT4 Owner Manual (GMNA-Localizing-U.S./Canada-16500442) -
2023 - CRC - 5/4/22
Introduction 7
18. ENGINE START/STOPButton. See Ignition
Positions 0261.
19. Horn 099.
20. Steering Wheel Adjustment 098.
21. Head-Up Display (HUD) 0136 (If Equipped).
22. Hood Release (Out of View). See Hood 0371.
23. Instrument Panel Illumination Control 0150.
24. Data Link Connector (DLC) (Out of View). See
Malfunction Indicator
Lamp (Check Engine Light)
0118.
25. Electric Parking Brake 0287 (If Equipped).

Cadillac CT4 Owner Manual (GMNA-Localizing-U.S./Canada-16500442) -
2023 - CRC - 5/4/22
Keys, Doors, and Windows 17
If your vehicle is low on fuel,
do not use the remote start
feature. The vehicle may run
out of fuel.
The remote key range may be
shorter while the vehicle is
running.
Other conditions can affect
the performance of the
remote key. See Remote Key
09.
You are allowed multiple
starts totaling 30 minutes of
engine run time. The maximum
run time of a single start is
15 minutes, and it will shut off
automatically. You could do
three 10 minute starts if you
manually shut off after
10 minutes. The last 10 minute
start would shut off
automatically as your total
30 minutes will have
been used. Starting the Engine Using
Remote Start
1. Press
Stwice on the
remote key. The turn signal
lamps will flash. The lamps
flash to confirm the
request to remote start
the vehicle has been
received. During the
remote start, the parking
lamps will remain on as
long as the engine is
running.
2. The engine will shut off after 15 minutes or after
the remainder of the
30 minute total running
time is used, unless you
stop the remote start
before engine running has
completed or the vehicle is
turned on.
3. After entering the vehicle during a remote start,
press the brake and
ENGINE START/STOP
with the remote key in the
vehicle to drive the vehicle. Additional Engine Run Time
Remote start can be used for
up to 30 minutes of total
engine run time.
After two remote starts of
15 minutes, or multiple shorter
time starts totaling
30 minutes have been used,
the vehicle must be started
normally before the remote
start can be used again.
Canceling a Remote Start
To cancel a remote start, do
any of the following:
.PressS. The parking lamps
will turn off.
.Turn on the hazard warning
flashers.
.Turn the vehicle on and then
back 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.

Cadillac CT4 Owner Manual (GMNA-Localizing-U.S./Canada-16500442) -
2023 - CRC - 5/4/22
Seats and Restraints 43
4. Immediately upon releasingSET, press and hold
memory button 1 or
2 matching the current
Driver’s remote key
number until two beeps
sound. If too much time
passes between releasing
SET and pressing 1 or 2,
the two beeps will not
sound indicating memory
position were not saved.
Repeat Steps 3 and 4 to
try again.
5. Repeat Steps 1–4 for the other remote key 1 or 2
using the other 1 or
2 memory button.
It is recommended to save the
preferred driving positions to
both 1 and 2 if you are the only
driver.
To save the common exit
seating position to
Bthat is
used by all drivers for
Manually Recalling Seating
Positions and Auto Seat Exit Memory Recall features,
repeat Steps 1–4 using
B, the
exit button.
Manually Recalling Seating
Positions
Press and hold 1, 2, or
B
button until the recall is
complete, to recall the
positions previously saved to
that button.
Manual Memory recall
movement for 1, 2 or
B
buttons may be initiated and
will complete to the saved
memory position if the vehicle
is in or out of P (Park).
If manual transmission
equipped, Manual Memory
recall movement for 1, 2, or
B
buttons may be initiated and
will complete to the saved
memory position if the vehicle
parking brake is set or
released. Enabling Automatic Recalls
.Seat Entry Memory moves
the driver seat to the
selected 1 or 2 position when
the vehicle is started. Select
Settings > Vehicle > Seating
Position > Seat Entry
Memory > ON or OFF. See
“Auto Seat Entry Memory
Recall”
later in this section.
.Seat Exit Memory moves the
driver seat to the preferred
exit position of the
Bbutton
when the vehicle is turned
off and the door is opened.
Select Settings > Vehicle >
Seating Position > Seat Exit
Memory > Select ON or OFF.
See “Auto Seat Exit Memory
Recall” later in this section.

Cadillac CT4 Owner Manual (GMNA-Localizing-U.S./Canada-16500442) -
2023 - CRC - 5/4/22
44 Seats and Restraints
Auto Seat Entry Memory
Recall
Seat Entry Memory will
automatically begin movement
to the seating positions of the
1 or 2 button corresponding to
the driver’s remote key
number 1 or 2 detected by the
vehicle when:
.The vehicle is turned ON.
.Seating positions have been
previously saved to the
same 1 or 2 button. See
“Saving Seating Positions”
previously in this section.
.Seat Entry Memory is
enabled. See“Enabling
Automatic Recalls”
previously in this section.
.The shift lever is in P (Park).
.If manual transmission
equipped, the parking brake
must be set.
Seat Entry Memory Recall will
continue if the vehicle is
shifted out of P (Park) prior to
reaching the saved memory
position. If manual transmission
equipped, Seat Entry Memory
Recall will continue if the
parking brake is released prior
to reaching the saved memory
position.
If the saved memory seat
position does not
automatically recall, verify the
recall is enabled. See
“Enabling
Automatic Recalls” previously
in this section.
If the memory seat recalls to
the wrong position, the
driver’s remote key number 1
or 2 may not match the
memory button number
positions they were saved to.
Try the other remote key or
try saving the positions to the
other 1 or 2 memory button.
See “Saving Seating Positions”
previously in this section.
Automatic Seat Entry Memory
recalls are only available for
driver’s remote key numbers
1 and 2. Remote key 3–8 will
not provide Seat Entry
Memory recalls. Auto Seat Exit Memory
Recall
Seat Exit Memory will begin
movement to the seating
position of the
B
button when:
.The vehicle is turned off and
the driver door is open or
opened within a short time.
.A seating position has been
previously been saved to the
Bmemory button. See
“Saving Seating Positions”
previously in this section.
.Seat Exit Memory is enabled.
See “Enabling Automatic
Recalls” previously in this
section.
.The shift lever is in P (Park).
.If manual transmission
equipped, the parking brake
must be set.
Seat Exit Memory recall will
continue if the vehicle is
shifted out of P (Park) prior to
reaching the saved memory
position.

Cadillac CT4 Owner Manual (GMNA-Localizing-U.S./Canada-16500442) -
2023 - CRC - 5/4/22
Seats and Restraints 45
If manual transmission
equipped, Seat Exit Memory
will continue if the parking
brake is released prior to
reaching the save memory
position.
Seat Exit Memory is not linked
to the driver’s remote key. The
seating position saved to
Bis
used for all drivers.
Cancel Memory Seating
Recalls
.During any memory recall:
Press a power seat control
Press SET memory button
.During Manual memory
recall:
Release 1, 2, or
Bmemory
button
.During Auto Seat Entry
Memory Recall:
Turn vehicle off
Press SET, 1, 2, or
B
memory buttons
.During Auto Seat Exit
Memory Recall: Press SET, 1, 2, or
B
memory buttons
Obstructions
If something has blocked the
seat while recalling a memory
position, the recall may stop.
Remove the obstruction and
try the recall again. If the
memory position still does not
recall, see your dealer.
Heated and
Ventilated Front
Seats
{Warning
If temperature change or
pain to the skin cannot be
felt, the seat heater may
cause burns. To reduce the
risk of burns, use care when
using the seat heater,
especially for long periods of
time. Do not place anything
on the seat that insulates
against heat, such as a (Continued)
Warning (Continued)
blanket, cushion, cover,
or similar item. This may
cause the seat heater to
overheat. An overheated
seat heater may cause a
burn or may damage
the seat.
If equipped, the buttons are
near the climate controls on
the center stack. To operate,
the engine must be running.

Cadillac CT4 Owner Manual (GMNA-Localizing-U.S./Canada-16500442) -
2023 - CRC - 5/4/22
Instruments and Controls 97
Instruments and
Controls
Controls
Steering WheelAdjustment . . . . . . . . . . . . . . . . . . 98
Heated Steering Wheel . . . 98
Horn . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 99
Windshield Wiper/ Washer . . . . . . . . . . . . . . . . . . . . . . . 99
Compass . . . . . . . . . . . . . . . . . . . . . . 101
Clock . . . . . . . . . . . . . . . . . . . . . . . . . . . 101
Power Outlets . . . . . . . . . . . . . . . 101
Wireless Charging . . . . . . . . . 102
Warning Lights, Gauges,
and Indicators
Warning Lights, Gauges, and Indicators . . . . . . . . . . . . . 105
Instrument Cluster (Base Level) . . . . . . . . . . . . . . . . . . . . . . . . 106
Instrument Cluster (Uplevel) . . . . . . . . . . . . . . . . . . . . . 108
Speedometer . . . . . . . . . . . . . . . . 112
Odometer . . . . . . . . . . . . . . . . . . . . . 112
Trip Odometer . . . . . . . . . . . . . . . 112
Tachometer . . . . . . . . . . . . . . . . . . 113
Fuel Gauge . . . . . . . . . . . . . . . . . . . 113 Engine Coolant
Temperature Gauge
(Base Level) . . . . . . . . . . . . . . . . 114
Engine Coolant Temperature Gauge
(Uplevel) . . . . . . . . . . . . . . . . . . . . . 115
Seat Belt Reminders . . . . . . . 115
Airbag Readiness Light . . . 116
Passenger Airbag Status Indicator . . . . . . . . . . . . . . . . . . . . . 117
Charging System Light . . . 117
Malfunction Indicator Lamp (Check Engine
Light) . . . . . . . . . . . . . . . . . . . . . . . . . 118
Brake System Warning Light . . . . . . . . . . . . . . . . . . . . . . . . . 120
Electric Parking Brake Light . . . . . . . . . . . . . . . . . . . . . . . . . . 121
Service Electric Parking Brake Light . . . . . . . . . . . . . . . . . 121
Antilock Brake System (ABS) Warning Light . . . . . 121
Performance Shifting Light . . . . . . . . . . . . . . . . . . . . . . . . . . 122
Automatic Vehicle Hold (AVH) Light . . . . . . . . . . . . . . . . . 122
Lane Keep Assist (LKA) Light . . . . . . . . . . . . . . . . . . . . . . . . . . 122 Automatic Emergency
Braking (AEB) Disabled
Light . . . . . . . . . . . . . . . . . . . . . . . . . . 123
Vehicle Ahead Indicator . . . . . . . . . . . . . . . . . . . . . 123
Pedestrian Ahead Indicator . . . . . . . . . . . . . . . . . . . . . 123
Traction Off Light . . . . . . . . . 123
StabiliTrak OFF Light . . . . . 124
Traction Control System (TCS)/StabiliTrak
Light . . . . . . . . . . . . . . . . . . . . . . . . . . 124
Engine Coolant Temperature Warning
Light . . . . . . . . . . . . . . . . . . . . . . . . . . 124
Driver Mode Control Light . . . . . . . . . . . . . . . . . . . . . . . . . . 125
Tire Pressure Light . . . . . . . . 126
Engine Oil Pressure Light . . . . . . . . . . . . . . . . . . . . . . . . . . 127
Low Fuel Warning Light . . . . . . . . . . . . . . . . . . . . . . . . . . 127
Security Light . . . . . . . . . . . . . . . 128
High-Beam On Light . . . . . . 128
Lamps On Reminder . . . . . . 128
Cruise Control Light . . . . . . 128
Door Ajar Light . . . . . . . . . . . . . 129

Cadillac CT4 Owner Manual (GMNA-Localizing-U.S./Canada-16500442) -
2023 - CRC - 5/4/22
Instruments and Controls 121
Electric Parking Brake
Light
MetricEnglish
This light comes on when the
parking brake is applied. If the
light continues flashing after
the parking brake is released,
or while driving, there is a
problem with the Electric
Parking Brake system.
A message may also display in
the Driver Information
Center (DIC).
If the light does not come on,
or remains flashing, see your
dealer.
Service Electric
Parking Brake Light
This light may come on briefly
when the vehicle is turned on.
If it does not come on, have it
fixed so it will be ready to
warn if there is a problem.
If this light stays on or comes
on while driving, there is a
problem with the Electric
Parking Brake (EPB). Take the
vehicle to a dealer as soon as
possible. In addition to the
parking brake, other safety
functions that utilize the EPB
may also be degraded.
A message may also display in
the Driver Information Center
(DIC). See Electric Parking
Brake 0287.
Antilock Brake
System (ABS)
Warning Light
This light comes on briefly
when the vehicle is turned on
to show that the light is
working. If it does not come on
then, have it fixed so it will be
ready to warn you if there is a
problem.
If the ABS warning light stays
on, or comes on again while
driving, the vehicle needs
service. A chime may also
sound when the light stays on.
If the ABS warning light is the
only light on, the vehicle has
regular brakes, but ABS is not
functioning.

Cadillac CT4 Owner Manual (GMNA-Localizing-U.S./Canada-16500442) -
2023 - CRC - 5/4/22
136 Instruments and Controls
displays, the engine air filter
should be replaced as soon as
possible.
Engine Hours :Displays the
total number of hours the
engine has run. The display
also shows the engine idle
hours.
Lifetime Revs : The display
shows total engine revolutions
divided by 10,000.
Brake Pad Life : If equipped,
this displays an estimate of
the remaining life of the front
and rear brake pads.
Messages are displayed based
on brake pad wear and the
state of the system. Reset the
Brake Pad Life display after
replacing the brake pads. See
Brake Pad Life System (If
Equipped) 0396.Head-Up
Display (HUD)
{Warning
If the HUD image is too
bright or too high in your
field of view, it may take you
more time to see things you
need to see when it is dark
outside. Be sure to keep the
HUD image dim and placed
low in your field of view.
If equipped with HUD, some
information concerning the
operation of the vehicle is
projected onto the windshield.
The information is projected
through the HUD lens on the
driver side of the instrument
panel and focused out toward
the front of the vehicle.
Caution
If you try to use the HUD
image as a parking aid, you
may misjudge the distance
and damage your vehicle. Do
not use the HUD image as a
parking aid.
The HUD information can be
displayed in various languages.
The speedometer reading and
other numerical values can be
displayed in either English or
metric units.
The language selection is
changed through the radio
and the units of measurement
are changed through the
instrument cluster. See
Settings 0207 and “Options”
under Instrument Cluster
(Base Level) 0106 or
Instrument Cluster (Uplevel)
0 108.

Cadillac CT4 Owner Manual (GMNA-Localizing-U.S./Canada-16500442) -
2023 - CRC - 5/4/22
212 Infotainment System
.Change Teen Driver
settings.
.Change or clear the Teen
Driver PIN.
.Access or delete Report
Card data.
Set up/Add keys to activate
Teen Driver and assign
restrictions to the key:
Any vehicle key can be
registered, up to a maximum
of eight keys. Label the key to
tell it apart from the
other keys.
For a pushbutton start
system: 1. Start the vehicle.
2. For automatic transmissions, the vehicle
must be in P (Park). For
manual transmissions, the
vehicle must be stopped
with the parking brake set.
3. From the Settings menu, touch Vehicle and then
Teen Driver.
4. Enter the PIN. 5. Place the remote key you
wish to register in the
transmitter pocket. The
key does not need to be
the one that started the
vehicle. See Remote Key
Operation 09 for
transmitter pocket
location.
6. From the Teen Driver menu, touch Setup Keys or
Add/Remove Teen
Driver Keys.
.If the remote key has
not previously been
registered, the option to
add the key displays.
Touch Add and a
confirmation message
displays. Teen Driver
restrictions will be
applied whenever this
remote key is used to
operate the vehicle.
.If the remote key has
already been registered,
the option to remove
the key displays.
If Remove is touched,
the remote key is no longer registered.
A confirmation message
displays, and Teen
Driver restrictions will
not be applied if this
remote key is used to
operate the vehicle.
In vehicles with a pushbutton
start system, if a Teen Driver
and a non-Teen Driver key are
both present at start up, the
vehicle will recognize the
non-Teen Driver key to start
the vehicle. The Teen Driver
settings will not be active.
For a keyed ignition system: 1. Start the vehicle.
2. For automatic transmissions, the vehicle
must be in P (Park). For
manual transmissions, the
vehicle must be stopped
with the parking brake set.
3. From the Settings menu, touch Vehicle and then
Teen Driver.
4. Enter the PIN.

Cadillac CT4 Owner Manual (GMNA-Localizing-U.S./Canada-16500442) -
2023 - CRC - 5/10/22
232 Driving and Operating
Driving and
Operating
Driving Information
Driving for Better FuelEconomy . . . . . . . . . . . . . . . . . . . 234
Distracted Driving . . . . . . . . . 234
Defensive Driving . . . . . . . . . . 235
Impaired Driving . . . . . . . . . . . 235
Control of a Vehicle . . . . . . 235
Braking . . . . . . . . . . . . . . . . . . . . . . . 235
Steering . . . . . . . . . . . . . . . . . . . . . . 236
Off-Road Recovery . . . . . . . 237
Loss of Control . . . . . . . . . . . . 237
Track Events and Competitive Driving
(V-Series and V-Series
Blackwing) . . . . . . . . . . . . . . . . . 238
Driving on Wet Roads . . . . 251
Hill and Mountain Roads . . . . . . . . . . . . . . . . . . . . . . . 252
Winter Driving . . . . . . . . . . . . . . 253
If the Vehicle Is Stuck . . . . 255
Vehicle Load Limits . . . . . . . 255
Starting and Operating
New Vehicle Break-In . . . . 259
Composite Materials . . . . . 260
Ignition Positions . . . . . . . . . . . 261 Starting the Engine . . . . . . . 263
Stop/Start System . . . . . . . . 264
Engine Heater . . . . . . . . . . . . . . 266
Retained Accessory
Power (RAP) . . . . . . . . . . . . . . . 267
Shifting Into Park (Mechanical Shifter) . . . . . 267
Shifting Into Park (Electronic Shifter) . . . . . . 268
Shifting out of Park (Mechanical Shifter) . . . . . 269
Shifting out of Park (Electronic Shifter) . . . . . . 270
Parking (Manual Transmission) . . . . . . . . . . . . . 270
Parking over Things That Burn . . . . . . . . . . . . . . . . . . . 271
Extended Parking . . . . . . . . . . 271
Engine Exhaust
Engine Exhaust . . . . . . . . . . . . . 271
Running the Vehicle While Parked . . . . . . . . . . . . . . 272
Automatic Transmission
Automatic Transmission(Mechanical Shifter) . . . . . 272
Automatic Transmission (Electronic Shifter) . . . . . . 275
Manual Mode (Mechanical Shifter) . . . . . 280 Manual Mode (Electronic
Shifter) . . . . . . . . . . . . . . . . . . . . . . 281
Manual Transmission
Manual Transmission . . . . . 283
Active Rev Match . . . . . . . . . 285
Drive Systems
All-Wheel Drive . . . . . . . . . . . . . 286
Brakes
Electric Brake Boost . . . . . 286
Antilock BrakeSystem (ABS) . . . . . . . . . . . . . 286
Electric Parking Brake . . . 287
Brake Assist . . . . . . . . . . . . . . . . 289
Hill Start Assist (HSA) . . . . 289
Automatic Vehicle Hold (AVH) . . . . . . . . . . . . . . . . . 289
Ride Control Systems
Traction Control/Electronic Stability
Control . . . . . . . . . . . . . . . . . . . . . . 290
Driver Mode Control . . . . . . 292
Competitive Driving Mode . . . . . . . . . . . . . . 298
Limited-Slip Differential . . . . . . . . . . . . . . . . . 301