2022 CADILLAC CT4 CD changer

Cadillac CT4 Owner Manual (GMNA-Localizing-U.S./Canada-15283641) -
2022 - CRC - 10/12/21
108 INSTRUMENTS AND CONTROLS
This 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 light comes on and stays on, it
means that oil is not flowing through
the engine properly. The vehicle could
be low on oil and might have some
other system problem. See your dealer.
Low Fuel Warning Light
A Low Fuel Warning Light near the
fuel gauge comes on briefly when the
ignition is turned on as a check to
show it is working.
It also comes on when the fuel gauge
indicator nears empty. The light turns
off when fuel is added. If it does not,
have the vehicle serviced.
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. SeeImmobilizer Operation
0 22.
High-Beam On Light
This light comes on when the
high-beam headlamps are in use. See
Headlamp High/Low-Beam Changer
0130.
IntelliBeam Light
This light comes on when the
IntelliBeam system, if equipped, is
enabled. See Exterior Lamp Controls
0 128.
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
0 128.

Cadillac CT4 Owner Manual (GMNA-Localizing-U.S./Canada-15283641) -
2022 - CRC - 10/12/21
128 LIGHTING
Lighting
Exterior Lighting
Exterior Lamp Controls . . . . . . . . . . 128
Exterior Lamps Off Reminder . . . 130
Headlamp High/Low-BeamChanger . . . . . . . . . . . . . . . . . . . . . . . . . . 130
Flash-to-Pass . . . . . . . . . . . . . . . . . . . . . 130
Daytime Running Lamps (DRL) . . . . . . . . . . . . . . . . . . . . 130
Automatic Headlamp System . . . 130
Hazard Warning Flashers . . . . . . . . 131
Turn and Lane-Change Signals . . . . . . . . . . . . . . . . . . . . . . . . . . . 131
Cornering Lamps . . . . . . . . . . . . . . . . . 132
Interior Lighting
Instrument Panel Illumination Control . . . . . . . . . . . . . . . . . . . . . . . . . . 132
Courtesy Lamps . . . . . . . . . . . . . . . . . . 132
Dome Lamps . . . . . . . . . . . . . . . . . . . . . 132
Reading Lamps . . . . . . . . . . . . . . . . . . . 133
Lighting Features
Entry Lighting . . . . . . . . . . . . . . . . . . . . 133
Exit Lighting . . . . . . . . . . . . . . . . . . . . . . 134
Battery Load Management . . . . . . 134
Battery Power Protection . . . . . . . . 135
Exterior Lighting Battery Saver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 135
Exterior Lighting
Exterior Lamp Controls
The exterior lamp control is on the
turn signal lever.
Turn the control to the following
positions:
O:Turns the exterior lamps off and
deactivates the AUTO mode. Turn to
Oagain to reactivate the AUTO mode.
In Canada, the headlamps will
automatically reactivate when the
vehicle is shifted out of P (Park).
AUTO : Automatically turns the
exterior lamps on and off, depending
on outside lighting.
;: Turns on the parking lamps
including all lamps, except the
headlamps.
2: Turns on the headlamps together
with the parking lamps and
instrument panel lights.
IntelliBeam System
If equipped, this system turns the
vehicle's high-beam headlamps on and
off according to surrounding traffic
conditions.
The system turns the high-beam
headlamps on when it is dark enough
and there is no other traffic present.
This light
bcomes on in the
instrument cluster when the
IntelliBeam system is enabled.

Cadillac CT4 Owner Manual (GMNA-Localizing-U.S./Canada-15283641) -
2022 - CRC - 10/12/21
130 LIGHTING
Exterior Lamps Off
Reminder
A warning chime sounds if the driver
door is opened while the ignition is off
and the exterior lamps are on.
Headlamp High/Low-Beam
Changer
3:Push the turn signal lever away
from you and release, to turn the high
beams on. To return to low beams,
push the lever again or pull it toward
you and release.
This indicator light turns on in the
instrument cluster when the
high-beam headlamps are on.
Flash-to-Pass
To flash the high beams, pull the turn
signal lever toward you, and release.
Daytime Running
Lamps (DRL)
DRL can make it easier for others to
see the front of your vehicle during
the day. Fully functional DRL are
required on all vehicles first sold in
Canada.
If equipped, the DRL will come on
when all of the following conditions
are met:
.The ignition is on.
.The exterior lamp control is
in AUTO.
.The light sensor determines it is
daytime.
The DRL turn off when the headlamps
are turned to
Oor the ignition is off.
For vehicles first sold in Canada, the
DRL can only be turned off when the
vehicle is parked.
Automatic Headlamp
System
When the exterior lamp control is set
to AUTO and it is dark enough
outside, the headlamps come on
automatically.
The light sensor is on top of the
instrument panel or on the windshield
near the rearview mirror. Do not cover
the sensor, otherwise the headlamps
will come on when they are not
needed.
The system may also turn on the
headlamps when driving through a
parking garage or tunnel.

Cadillac CT4 Owner Manual (GMNA-Localizing-U.S./Canada-15283641) -
2022 - CRC - 10/12/21
456 INDEX
Headlamps (cont'd)Flash-to-Pass . . . . . . . . . . . . . . . . . . . . . . 130
High Intensity Discharge
(HID) Lighting . . . . . . . . . . . . . . . . . . . 352
High-Beam On Light . . . . . . . . . . . . . . 108
High/Low Beam Changer . . . . . . . . . 130
Lamps On Reminder . . . . . . . . . . . . . . 108
Heated Steering Wheel . . . . . . . . . . . . . . . . . . . . . 83
Heated and Ventilated Front Seats . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Heated Mirrors . . . . . . . . . . . . . . . . . . . . . . . 25
Heater
Engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 236
Heating . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 202
High-Beam On Light . . . . . . . . . . . . . . . . 108
High-Speed Operation . . . . . . . . . . . . . . 371
Hill and Mountain Roads . . . . . . . . . . 225
Hill Start Assist (HSA) . . . . . . . . . . . . . 256
Hood . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 324
Horn . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 83
How to Wear Seat Belts Properly . . . 42
HVAC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 202
Hydraulic Clutch . . . . . . . . . . . . . . . . . . . . 335I
If the System Needs Service . . . . . . . 164
Ignition Positions . . . . . . . . . . . . . . . . . . . 232
Immobilizer . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Indicator Pedestrian Ahead . . . . . . . . . . . . . . . . . 104
Vehicle Ahead . . . . . . . . . . . . . . . . . . . . . 104
Infants and Young Children, Restraints . . . . . . . . . . . . . . . . . . . . . . . . . . . 61
Information
Publication Ordering . . . . . . . . . . . . . 437
Infotainment System . . . . . . . . . . . . . . . 441
Instrument Cluster . . . . . . . . . . . . . . 89, 91
Instrument Panel Overview . . . . . . . . . . . 4
Interior Rearview Mirrors . . . . . . . . . . . 25
Introduction . . . . . . . . . . . . . . . . . . . . . . 1, 136
J
Jump Starting - North America . . . . 390
K
Keyless Entry Remote (RKE) System . . . . . . . . . . . . . . . 7
Keys . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
L
Labeling, Tire Sidewall . . . . . . . . . . . . . 366
Lamps Cornering . . . . . . . . . . . . . . . . . . . . . . . . . . 132
Courtesy . . . . . . . . . . . . . . . . . . . . . . . . . . . 132
Daytime Running (DRL) . . . . . . . . . . 130
Dome . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 132
Exterior Controls . . . . . . . . . . . . . . . . . . 128
Exterior Lamps Off Reminder . . . . 130
Exterior Lighting BatterySaver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 135
Front Turn Signal . . . . . . . . . . . . . . . . . 353
Malfunction Indicator (Check Engine) . . . . . . . . . . . . . . . . . . . . . . . . . . . 99
On Reminder . . . . . . . . . . . . . . . . . . . . . . 108
Reading . . . . . . . . . . . . . . . . . . . . . . . . . . . . 133
Lane Change Alert (LCA) . . . . . . . . . . . 307
Lane Keep Assist (LKA) . . . . . . . . . . . . 309
Lane Keep Assist Light . . . . . . . . . . . . . 103
Lap-Shoulder Belt . . . . . . . . . . . . . . . . . . . . 44
LATCH System Replacing Parts after a Crash . . . . . 73
LATCH, Lower Anchors and Tethers for Children . . . . . . . . . . . . . . . 66
LED Lighting . . . . . . . . . . . . . . . . . . . . . . . . 353

Cadillac CT4 Owner Manual (GMNA-Localizing-U.S./Canada-15283641) -
2022 - CRC - 10/12/21
INDEX 457
LightPerformance Shifting . . . . . . . . . . . . . 103
Lighting Entry . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 133
Exit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 134
Illumination Control . . . . . . . . . . . . . . 132
LED . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 353
Lights Airbag Readiness . . . . . . . . . . . . . . . . . . 98
Antilock Brake System (ABS)Warning . . . . . . . . . . . . . . . . . . . . . . . . . 102
Automatic Vehicle Hold . . . . . . . . . . 103
Brake System Warning . . . . . . . . . . . 101
Charging System . . . . . . . . . . . . . . . . . . . 99
Check Engine (Malfunction Indicator) . . . . . . . . . . . . . . . . . . . . . . . . . 99
Cruise Control . . . . . . . . . . . . . . . . . . . . . 109
Door Ajar . . . . . . . . . . . . . . . . . . . . . . . . . . 109
Driver Mode Control . . . . . . . . . . . . . . 106
Electric Parking Brake . . . . . . . . . . . . 102
Engine Coolant Temperature Warning . . . . . . . . . . . . . . . . . . . . . . . . . 105
Engine Oil Pressure . . . . . . . . . . . . . . . 107
Flash-to-Pass . . . . . . . . . . . . . . . . . . . . . . 130
High-Beam On . . . . . . . . . . . . . . . . . . . . 108
High/Low Beam Changer . . . . . . . . . 130
Lane Keep Assist . . . . . . . . . . . . . . . . . . 103
Low Fuel Warning . . . . . . . . . . . . . . . . 108 Lights (cont'd)
Seat Belt Reminders . . . . . . . . . . . . . . . 97
Security . . . . . . . . . . . . . . . . . . . . . . . . . . . . 108
Service Electric Parking
Brake . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 102
StabiliTrak OFF . . . . . . . . . . . . . . . . . . . 105
Tire Pressure . . . . . . . . . . . . . . . . . . . . . . 107
Traction Control System (TCS)/StabiliTrak . . . . . . . . . . . . . . . . 105
Traction Off . . . . . . . . . . . . . . . . . . . . . . . 104
Limited-Slip Differential . . . . . . . . . . . . 266
Locks Automatic Door . . . . . . . . . . . . . . . . . . . . 17
Delayed Locking . . . . . . . . . . . . . . . . . . . 16
Door . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Lockout Protection . . . . . . . . . . . . . . . . 17
Power Door . . . . . . . . . . . . . . . . . . . . . . . . . 16
Safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Loss of Control . . . . . . . . . . . . . . . . . . . . . . 212
Low Fuel Warning Light . . . . . . . . . . . 108
Low-Profile Tires . . . . . . . . . . . . . . . . . . . . 365
Lower Anchors and Tethers for Children (LATCH System) . . . . . . . . . 66
Lumbar Adjustment . . . . . . . . . . . . . . . . . 33 Front Seats . . . . . . . . . . . . . . . . . . . . . . . . . 33M
MaintenanceRecords . . . . . . . . . . . . . . . . . . . . . . . . . . . . 421
Maintenance and Care Additional . . . . . . . . . . . . . . . . . . . . . . . . . 414
Maintenance Schedule . . . . . . . . . . . . . 408 Recommended Fluids andLubricants . . . . . . . . . . . . . . . . . . . . . . . 417
Malfunction Indicator Lamp . . . . . . . . 99
Manual Mode . . . . . . . . . . . . . . . . . .248, 249
Manual Transmission . . . . . . . . . . . . . . 250 Fluid . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 335
Map Data Updates . . . . . . . . . . . . . . . . . . 164
Maps . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 154
Massage Seats . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
Matching Active Rev . . . . . . . . . . . . . . . . . . . . . . . . . 252
Media
Avoiding Untrusted Devices . . . . . 147
Memory Seats . . . . . . . . . . . . . . . . . . . . . . . . 34
Messages Engine Power . . . . . . . . . . . . . . . . . . . . . 119
Vehicle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 119
Vehicle Speed . . . . . . . . . . . . . . . . . . . . . 120
Mirrors Automatic Dimming . . . . . . . . . . . . . . . 25
Automatic Dimming Rearview . . . . 25