key CADILLAC CT4 2020 Workshop Manual

Cadillac CT4 Owner Manual (GMNA-Localizing-U.S./Canada-13183937) -
2020 - crc - 4/28/20
CONNECTED SERVICES 343
using the myCadillac mobile app,
or by contacting an OnStar Advisor.
On some vehicles, Wi-Fi can also be
managed from the Wi-Fi
Hotspot menu.
MyCadillac Mobile App (If Available)
Download the myCadillac mobile app
to compatible Apple and Android
smartphones. Cadillac users can
access the following services from a
smartphone:
.Remotely start/stop the vehicle,
if factory-equipped.
. Lock/unlock doors, if equipped
with automatic locks.
. Activate the horn and lamps.
. Check the vehicle’s fuel level, oil
life, or tire pressure,
if factory-equipped with the Tire
Pressure Monitor System.
. Send destinations to the vehicle.
. Locate the vehicle on a map (U.S.
market only). .
Turn the vehicle's Wi-Fi hotspot
on/off, manage settings, and
monitor data consumption,
if equipped.
. Locate a dealer and schedule
service.
. Request Roadside Service.
. Set a parking reminder with pin
drop, take a photo, make a note,
and set a timer.
. Connect with Cadillac on social
media.
Features are subject to change. For
myCadillac mobile app information
and compatibility, see my.cadillac.com.
An active OnStar or connected service
plan may be required. A compatible
device, factory-installed remote start,
and power locks are required. Data
rates apply. See www.onstar.com for
details and system limitations.
Remote Services
Contact an OnStar Advisor to unlock
the doors or sound the horn and flash
the lamps.
Marketplace
OnStar Advisors can provide offers
from restaurants and retailers on your
route, help locate hotels, or book a
room. These services vary by market.
Diagnostics
By monitoring and reporting on the
vehicle’s key systems, OnStar
Advanced Diagnostics, if equipped,
provides a way to keep up on
maintenance. Capabilities vary by
model. See www.onstar.com for details
and system limitations. Features are
subject to change. For updates on
feature capabilities, see
my.cadillac.com. Message and data
rates may apply.

Cadillac CT4 Owner Manual (GMNA-Localizing-U.S./Canada-13183937) -
2020 - crc - 4/28/20
INDEX 349
K
Keyless EntryRemote (RKE) System . . . . . . . . . . . . . . . 8
Keys . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
L
Labeling, Tire Sidewall . . . . . . . . . . . . . 270
Lamps Cornering . . . . . . . . . . . . . . . . . . . . . . . . . . 129
Courtesy . . . . . . . . . . . . . . . . . . . . . . . . . . . 130
Daytime Running (DRL) . . . . . . . . . . 127
Dome . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 130
Exterior Controls . . . . . . . . . . . . . . . . . . 125
Exterior Lamps Off Reminder . . . . 127
Exterior Lighting BatterySaver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 132
Front Turn Signal . . . . . . . . . . . . . . . . . 259
Malfunction Indicator (Check Engine) . . . . . . . . . . . . . . . . . . . . . . . . . . 100
On Reminder . . . . . . . . . . . . . . . . . . . . . . 108
Reading . . . . . . . . . . . . . . . . . . . . . . . . . . . . 130
Lane Change Alert (LCA) . . . . . . . . . . . 217
Lane Keep Assist (LKA) . . . . . . . . . . . . 219
Lane Keep Assist Light . . . . . . . . . . . . . 103
Lap-Shoulder Belt . . . . . . . . . . . . . . . . . . . . 47
LATCH System Replacing Parts after a Crash . . . . . . 76 LATCH, Lower Anchors and
Tethers for Children . . . . . . . . . . . . . . . 70
LED Lighting . . . . . . . . . . . . . . . . . . . . . . . . 259
Lighting Entry . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 131
Exit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 131
Illumination Control . . . . . . . . . . . . . . 129
LED . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 259
Lights Airbag Readiness . . . . . . . . . . . . . . . . . . . 98
Antilock Brake System (ABS)Warning . . . . . . . . . . . . . . . . . . . . . . . . . 103
Automatic Vehicle Hold . . . . . . . . . . 103
Brake System Warning . . . . . . . . . . . 102
Charging System . . . . . . . . . . . . . . . . . . . . 99
Check Engine (Malfunction Indicator) . . . . . . . . . . . . . . . . . . . . . . . . 100
Cruise Control . . . . . . . . . . . . . . . . . . . . . 108
Door Ajar . . . . . . . . . . . . . . . . . . . . . . . . . . 108
Driver Mode Control . . . . . . . . . . . . . . 106
Electric Parking Brake . . . . . . . . . . . . 102
Engine Coolant Temperature Warning . . . . . . . . . . . . . . . . . . . . . . . . . 105
Engine Oil Pressure . . . . . . . . . . . . . . . 107
Flash-to-Pass . . . . . . . . . . . . . . . . . . . . . . 127
High-Beam On . . . . . . . . . . . . . . . . . . . . 107
High/Low Beam Changer . . . . . . . . . 127
Lane Keep Assist . . . . . . . . . . . . . . . . . . 103 Lights (cont'd)
Low Fuel Warning . . . . . . . . . . . . . . . . 107
Seat Belt Reminders . . . . . . . . . . . . . . . . 97
Security . . . . . . . . . . . . . . . . . . . . . . . . . . . . 107
Service Electric Parking Brake . . . 102
StabiliTrak OFF . . . . . . . . . . . . . . . . . . . 104
Tire Pressure . . . . . . . . . . . . . . . . . . . . . . 106
Traction Control System
(TCS)/StabiliTrak . . . . . . . . . . . . . . . . 105
Traction Off . . . . . . . . . . . . . . . . . . . . . . . 104
Limited-Slip Differential . . . . . . . . . . . . 191
Locks Automatic Door . . . . . . . . . . . . . . . . . . . . . 19
Delayed Locking . . . . . . . . . . . . . . . . . . . . 18
Door . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Lockout Protection . . . . . . . . . . . . . . . . . 19
Power Door . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Loss of Control . . . . . . . . . . . . . . . . . . . . . . 146
Low Fuel Warning Light . . . . . . . . . . . 107
Low-Profile Tires . . . . . . . . . . . . . . . . . . . . 270
Lower Anchors and Tethers for Children (LATCH System) . . . . . . . . . 70
Lumbar Adjustment . . . . . . . . . . . . . . . . . 36 Front Seats . . . . . . . . . . . . . . . . . . . . . . . . . . 36

Cadillac CT4 Owner Manual (GMNA-Localizing-U.S./Canada-13183937) -
2020 - crc - 4/28/20
INDEX 351
Power (cont'd)Windows . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Pregnancy, Using Seat Belts . . . . . . . . . 50
Privacy Vehicle Data Recording . . . . . . . . . . 332
Program Courtesy Transportation . . . . . . . . . 327
Prohibited Fuels . . . . . . . . . . . . . . . . . . . . 222
Proposition 65 Warning,
California . . . . . . . . . . . . . . .234, 254, 288, Back Cover
Publication Ordering Information . . . . . . . . . . . . . . . . . . . . . . . . 330
R
Radio Frequency Statement . . . . . . . . 330
Reading Lamps . . . . . . . . . . . . . . . . . . . . . 130
Rear Pedestrian Alert . . . . . . . . . . . . . . . 209
Rear Seats . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
Rear Vision Camera (RVC) . . . . . . . . . 204
Rearview Mirrors . . . . . . . . . . . . . . . . . . . . 28Automatic Dimming . . . . . . . . . . . . . . . . 28
Reclining Seatbacks . . . . . . . . . . . . . . . . . 36
Recommended Fuel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 221
Recommended Fluids and Lubricants . . . . . . . . . . . . . . . . . . . . . . . . . 313 Records
Maintenance . . . . . . . . . . . . . . . . . . . . . . 316
Recreational Vehicle Towing . . . . . . . 292
Reimbursement Program, GM Mobility . . . . . . . . . . . . . . . . . . . . . . . . . . . . 324
Remote Keyless Entry (RKE) System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Remote Vehicle Start . . . . . . . . . . . . . . . . 14
Replacement Parts Airbags . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
Maintenance . . . . . . . . . . . . . . . . . . . . . . 314
Replacing Airbag System . . . . . . . . . . . . 63
Replacing LATCH System Parts after a Crash . . . . . . . . . . . . . . . . . . . . . . . . 76
Replacing Seat Belt System Parts after a Crash . . . . . . . . . . . . . . . . . 51
Reporting Safety Defects Canadian Government . . . . . . . . . . . . 331
General Motors . . . . . . . . . . . . . . . . . . . 332
U.S. Government . . . . . . . . . . . . . . . . . . 331
Restraints
Where to Put . . . . . . . . . . . . . . . . . . . . . . . . 69
Retained Accessory Power (RAP) . . . . . . . . . . . . . . . . . . . . . . . 163
Reverse Tilt Mirrors . . . . . . . . . . . . . . . . . 27
Ride Control Systems
Enhanced TractionSystem (ETS) . . . . . . . . . . . . . . . . . . . . 191 Roads
Driving, Wet . . . . . . . . . . . . . . . . . . . . . . . 151
Roadside Service . . . . . . . . . . . . . . . . . . . . 325
Roof Sunroof . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Rotation, Tires . . . . . . . . . . . . . . . . . . . . . . 281
Routing, Engine Drive Belt . . . . . . . . . 320
Run-Flat Tires . . . . . . . . . . . . . . . . . . . . . . . 269
Running the Vehicle While Parked . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 168
S
Safety Defects ReportingCanadian Government . . . . . . . . . . . . 331
General Motors . . . . . . . . . . . . . . . . . . . 332
U.S. Government . . . . . . . . . . . . . . . . . . 331
Safety Locks . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Safety System Check . . . . . . . . . . . . . . . . 50
Scheduling Appointments . . . . . . . . . . 326
Seat Belts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44 Care . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
Extender . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
How to Wear Seat Belts
Properly . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
Lap-Shoulder Belt . . . . . . . . . . . . . . . . . . . 47
Reminders . . . . . . . . . . . . . . . . . . . . . . . . . . . 97
Replacing after a Crash . . . . . . . . . . . . . 51
Use During Pregnancy . . . . . . . . . . . . . . 50