CADILLAC CT6 2020 Owner's Manual

84373157 B
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Cadillac CT6 Owner Manual (GMNA-Localizing-U.S./Canada-13566829) -
2020 - CRC - 6/11/19
ContentsIntroduction . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Keys, Doors, and Windows . . . . . . . . . . 9
Seats and Restraints . . . . . . . . . . . . . . . 43
Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 98
Instruments and Controls . . . . . . . . 102
Lighting . . . . . . . . . . . . . . . . . . . . . . . . . . . . 149
Infotainment System . . . . . . . . . . . . . 157
Climate Controls . . . . . . . . . . . . . . . . . . 158
Driving and Operating . . . . . . . . . . . . 171
Vehicle Care . . . . . . . . . . . . . . . . . . . . . . . 270
Service and Maintenance . . . . . . . . . 357
Technical Data . . . . . . . . . . . . . . . . . . . . 372
Customer Information . . . . . . . . . . . . 376
Reporting Safety Defects . . . . . . . . . 386
OnStar . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 390
Connected Services . . . . . . . . . . . . . . . 397
Index . . . . . . . . . . . . . . . . . . . . . . . . 400

Cadillac CT6 Owner Manual (GMNA-Localizing-U.S./Canada-13566829) -
2020 - CRC - 11/5/19
2 INTRODUCTION
Introduction
The names, logos, emblems, slogans,
vehicle model names, and vehicle
body designs appearing in this manual
including, but not limited to, GM, the
GM logo, CADILLAC, the CADILLAC
Emblem, and CT6are trademarks and/
or service marks of General Motors
LLC, its subsidiaries, affiliates,
or licensors.
For vehicles first sold in Canada,
substitute the name “General Motors
of Canada Company ”for Cadillac
Motor Car Division wherever it
appears in this manual. This manual describes features that
may or may not be on the vehicle
because of optional equipment that
was not purchased on the vehicle,
model variants, country specifications,
features/applications that may not be
available in your region, or changes
subsequent to the printing of this
owner’s manual.
Refer to the purchase documentation
relating to your specific vehicle to
confirm the features.
Keep this manual in the vehicle for
quick reference.
Canadian Vehicle Owners
A French language manual can be
obtained from your dealer, at
www.helminc.com, or from:
Propriétaires Canadiens
On peut obtenir un exemplaire de ce
guide en français auprès du
concessionnaire ou à l'adresse
suivante:Helm, Incorporated
Attention: Customer Service
47911 Halyard Drive
Plymouth, MI 48170
USA
Using this Manual
To quickly locate information about
the vehicle, use the Index in the back
of the manual. It is an alphabetical
list of what is in the manual and the
page number where it can be found.
Danger, Warning, and
Caution
Warning messages found on vehicle
labels and in this manual describe
hazards and what to do to avoid or
reduce them.
{Danger
Danger indicates a hazard with a
high level of risk which will result
in serious injury or death.
Litho in U.S.A.
Part No. 84373157 B Second Printing©2019 General Motors LLC. All Rights Reserved.

Cadillac CT6 Owner Manual (GMNA-Localizing-U.S./Canada-13566829) -
2020 - CRC - 6/11/19
INTRODUCTION 3
{Warning
Warning indicates a hazard that
could result in injury or death.
Caution
Caution indicates a hazard that
could result in property or vehicle
damage.
A circle with a slash through it is a
safety symbol which means“Do not,”
“Do not do this,” or“Do not let this
happen.”
Symbols
The vehicle has components and
labels that use symbols instead of
text. Symbols are shown along with
the text describing the operation or
information relating to a specific
component, control, message, gauge,
or indicator.
M: Shown when the owner’s manual
has additional instructions or
information.
*: Shown when the service manual
has additional instructions or
information.
0: Shown when there is more
information on another page —
“see page.”
Vehicle Symbol Chart
Here are some additional symbols that
may be found on the vehicle and what
they mean. See the features in this
manual for information.
u: Air Conditioning System
G:Air Conditioning Refrigerant Oil
9:Airbag Readiness Light
!:Antilock Brake System (ABS)
$:Brake System Warning Light
9:Dispose of Used Components
Properly
P: Do Not Apply High Pressure
Water
B: Engine Coolant Temperature
_:Flame/Fire Prohibited
H: Flammable
[:Forward Collision Alert
R: Fuse Block Cover Lock Location
+:Fuses
j:ISOFIX/LATCH System Child
Restraints
Q: Keep Fuse Block Covers Properly
Installed
|: Lane Change Alert
@:Lane Departure Warning
A:Lane Keep Assist
*:Malfunction Indicator Lamp
::Oil Pressure
X:Park Assist

Cadillac CT6 Owner Manual (GMNA-Localizing-U.S./Canada-13566829) -
2020 - CRC - 6/11/19
4 INTRODUCTION
~:Pedestrian Ahead Indicator
O:Power
7: Rear Cross Traffic Alert
I:Registered Technician
/:Remote Vehicle Start
>: Seat Belt Reminders
I:Side Blind Zone Alert
h:Stop/Start
7: Tire Pressure Monitor
d:Traction Control/StabiliTrak/
Electronic Stability Control (ESC)
a: Under Pressure
V:Vehicle Ahead Indicator

Cadillac CT6 Owner Manual (GMNA-Localizing-U.S./Canada-13566829) -
2020 - CRC - 6/11/19
INTRODUCTION 5
Instrument Panel Overview

Cadillac CT6 Owner Manual (GMNA-Localizing-U.S./Canada-13566829) -
2020 - CRC - 6/11/19
6 INTRODUCTION
1.Air Vents 0169.
2. Exterior Lamp Controls 0149.
Turn Signal Lever. See Turn and
Lane-Change Signals 0153.
3. Tap Shift Controls (If Equipped). See Manual Mode 0197.
4. Instrument Cluster (Base Level)
0110 or
Instrument Cluster (Uplevel) 0113.
Driver Information Center (DIC)
Display. See Driver Information
Center (DIC) 0132.
5. Windshield Wiper/Washer 0104.
6. ENGINE START/STOP Button. See Ignition Positions 0183.
7. Park Assist Button. See Assistance Systems for Parking or
Backing 0235.
Automatic Parking Assist (APA)
Button (If Equipped). See
Assistance Systems for Parking or
Backing 0235.
Automatic Engine Stop/Start
Disable Switch (If Equipped). See
Stop/Start System 0186. 8. Light Sensor. See
Automatic
Headlamp System 0152.
9. Hazard Warning Flashers 0152.
Glove Box Button. See Glove Box
0 98.
10. Infotainment 0157.
11. Heated and Ventilated Front Seats
051 (If Equipped).
12. Wireless Charging 0107.
13. Automatic Climate Control System
(Dual Zone) 0158 or
Automatic Climate Control System
(Quad Zone) 0163.
14. Automatic Vehicle Hold (AVH)
0202 (If Equipped).
MODE Button. See Driver Mode
Control 0204.
Traction Control/Electronic
Stability Control 0203.
15. Infotainment Control Knob. See the infotainment manual.
16. Shift Lever. See Automatic
Transmission 0193. 17. Driver Information Center (DIC)
Controls. See Driver Information
Center (DIC) 0132.
18. Steering Wheel Controls. See the infotainment manual.
19. Horn 0104.
20. Steering Wheel Adjustment 0103
(Out of View).
21. Forward Collision Alert (FCA)
System 0244 (If Equipped).
Lane Keep Assist (LKA) 0254 (If
Equipped).
Heated Steering Wheel 0103 (If
Equipped).
22. Cruise Control 0209.
Adaptive Cruise Control 0211 (If
Equipped).
Super Cruise 0220 (If Equipped).
Phone Button. See “Steering
Wheel Controls ”in the
infotainment manual.
23. Data Link Connector (DLC) (Out of View). See Malfunction
Indicator Lamp (Check Engine
Light) 0123.

Cadillac CT6 Owner Manual (GMNA-Localizing-U.S./Canada-13566829) -
2020 - CRC - 6/11/19
INTRODUCTION 7
24.Instrument Panel Storage 098.
Instrument Panel Fuse Block
0 306.
25. Electric Parking Brake 0200.
Instrument Panel Illumination
Control 0153 (Out of View).
Head-Up Display (HUD) 0135 (If
Equipped) (Out of View).

Cadillac CT6 Owner Manual (GMNA-Localizing-U.S./Canada-13566829) -
2020 - CRC - 6/11/19
8 INTRODUCTION
2NOTES

Cadillac CT6 Owner Manual (GMNA-Localizing-U.S./Canada-13566829) -
2020 - CRC - 6/11/19
KEYS, DOORS, AND WINDOWS 9
Keys, Doors, and
Windows
Keys and Locks
Keys . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Remote Keyless Entry (RKE)System . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Remote Keyless Entry (RKE) System Operation . . . . . . . . . . . . . . . . 10
Remote Vehicle Start . . . . . . . . . . . . . . 17
Door Locks . . . . . . . . . . . . . . . . . . . . . . . . . 19
Power Door Locks . . . . . . . . . . . . . . . . . 21
Delayed Locking . . . . . . . . . . . . . . . . . . . 21
Automatic Door Locks . . . . . . . . . . . . 21
Lockout Protection . . . . . . . . . . . . . . . . 22
Safety Locks . . . . . . . . . . . . . . . . . . . . . . . . 22
Doors
Trunk . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Vehicle Security
Vehicle Security . . . . . . . . . . . . . . . . . . . . 30
Vehicle Alarm System . . . . . . . . . . . . . 30
Immobilizer . . . . . . . . . . . . . . . . . . . . . . . . 32
Immobilizer Operation . . . . . . . . . . . . 32
Exterior Mirrors
Convex Mirrors . . . . . . . . . . . . . . . . . . . . 33
Power Mirrors . . . . . . . . . . . . . . . . . . . . . . 33 Folding Mirrors . . . . . . . . . . . . . . . . . . . . 33
Heated Mirrors . . . . . . . . . . . . . . . . . . . . . 34
Automatic Dimming Mirror . . . . . . . 34
Reverse Tilt Mirrors . . . . . . . . . . . . . . . 34
Interior Mirrors
Interior Rearview Mirrors . . . . . . . . . 35
Automatic Dimming Rearview
Mirror . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
Rear Camera Mirror . . . . . . . . . . . . . . . 35
Windows
Windows . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Power Windows . . . . . . . . . . . . . . . . . . . . 38
Sun Visors . . . . . . . . . . . . . . . . . . . . . . . . . . 39
Rear Window Sunshade . . . . . . . . . . . 40
Roof
Sunroof . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
Keys and Locks
Keys
{Warning
Leaving children in a vehicle with a
Remote Keyless Entry (RKE)
transmitter is dangerous and
children or others could be
seriously injured or killed. They
could operate the power windows
or other controls or make the
vehicle move. The windows will
function with the RKE transmitter
in the vehicle, and children or
others could be caught in the path
of a closing window. Do not leave
children in a vehicle with an RKE
transmitter.