light CADILLAC CT6 2017 1.G Owners Manual

Cadillac CT6 Owner Manual (GMNA-Localizing-MidEast-10293390) - 2017 -
CRC - 6/21/16
ContentsIntroduction . . . . . . . . . . . . . . . . . . . . . . . . . . 2
In Brief . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Keys, Doors, and Windows . . . . . . . . . 28
Seats and Restraints . . . . . . . . . . . . . . . 55
Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 103
Instruments and Controls . . . . . . . . 107
Lighting . . . . . . . . . . . . . . . . . . . . . . . . . . . . 163
Infotainment System . . . . . . . . . . . . . 170
Climate Controls . . . . . . . . . . . . . . . . . . 171
Driving and Operating . . . . . . . . . . . . 184
Vehicle Care . . . . . . . . . . . . . . . . . . . . . . . 244
Service and Maintenance . . . . . . . . . 310
Technical Data . . . . . . . . . . . . . . . . . . . . 321
Customer Information . . . . . . . . . . . . 325
Index . . . . . . . . . . . . . . . . . . . . . . . . 327

Cadillac CT6 Owner Manual (GMNA-Localizing-MidEast-10293390) - 2017 -
CRC - 6/21/16
INTRODUCTION 3
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 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. For more information on
the symbol, refer to the Index.
9: Airbag Readiness Light
#:Air Conditioning
G:Air Conditioning Refrigerant Oil
!:Antilock Brake System (ABS)
g: Audio Steering Wheel Controls or
OnStar®(if equipped)
$: Brake System Warning Light
I:Certified Technician
":Charging System
I: Cruise Control
`:Do Not Puncture
^:Do Not Service
B:Engine Coolant Temperature
O:Exterior Lamps
_:Flame/Fire Prohibited
H: Flammable
.:Fuel Gauge
+: Fuses
3:Headlamp High/Low-Beam
Changer
(: Heated Steering Wheel
j:LATCH System Child Restraints
*:Malfunction Indicator Lamp
::Oil Pressure
O:Power
/:Remote Vehicle Start
>:Safety Belt Reminders
h:Start/Stop
7: Tire Pressure Monitor
d:Traction Control/StabiliTrak®
a:Under Pressure
M: Windshield Washer Fluid

Cadillac CT6 Owner Manual (GMNA-Localizing-MidEast-10293390) - 2017 -
CRC - 6/21/16
IN BRIEF 5
In Brief
Instrument Panel
Instrument Panel Overview . . . . . . . . . 6
Initial Drive Information
Initial Drive Information . . . . . . . . . . . 8
Stop/Start System . . . . . . . . . . . . . . . . . . . 8
Remote Keyless Entry (RKE)System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Remote Vehicle Start . . . . . . . . . . . . . . . 9
Door Locks . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Trunk . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Windows . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Seat Adjustment . . . . . . . . . . . . . . . . . . . 10
Memory Features . . . . . . . . . . . . . . . . . . 12
Second Row Seats . . . . . . . . . . . . . . . . . 13
Heated and Ventilated Seats . . . . . . 14
Head Restraint Adjustment . . . . . . . 14
Safety Belts . . . . . . . . . . . . . . . . . . . . . . . . . 14
Passenger Sensing System . . . . . . . . 15
Mirror Adjustment . . . . . . . . . . . . . . . . 15
Steering Wheel Adjustment . . . . . . . 16
Interior Lighting . . . . . . . . . . . . . . . . . . . 16
Exterior Lighting . . . . . . . . . . . . . . . . . . . 17
Windshield Wiper/Washer . . . . . . . . 17
Climate Controls . . . . . . . . . . . . . . . . . . . 18
Transmission . . . . . . . . . . . . . . . . . . . . . . . 19
Vehicle Features
Infotainment System . . . . . . . . . . . . . . 19
Steering Wheel Controls . . . . . . . . . . 19
Cruise Control . . . . . . . . . . . . . . . . . . . . . 20
Driver Information Center (DIC) . . . . . . . . . . . . . . . . . . . . . . 20
Forward Collision Alert (FCA) System . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Night Vision System . . . . . . . . . . . . . . . 21
Forward Automatic Braking (FAB) . . . . . . . . . . . . . . . . . . . . 21
Front Pedestrian Braking (FPB) System . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Lane Keep Assist (LKA) . . . . . . . . . . . 21
Lane Change Alert (LCA) . . . . . . . . . . 22
Surround Vision . . . . . . . . . . . . . . . . . . . 22
Rear Vision Camera (RVC) . . . . . . . . 22
Rear Cross Traffic Alert (RCTA) System . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Parking Assist . . . . . . . . . . . . . . . . . . . . . . 22
Automatic Parking Assist (APA) . . . . . . . . . . . . . . . . . . . . . . 22
Reverse Automatic Braking (RAB) . . . . . . . . . . . . . . . . . . . . 23
Power Outlets . . . . . . . . . . . . . . . . . . . . . . 23
Universal Remote System . . . . . . . . . 23
Sunroof . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Performance and Maintenance
Traction Control/Electronic Stability Control . . . . . . . . . . . . . . . . . . 24
Tire Pressure Monitor . . . . . . . . . . . . . 25
Fuel (LGW 3.0L V6 Twin Turbo Engine) . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Fuel (LGX 3.6L V6 Engine) . . . . . . . . 26
Engine Oil Life System . . . . . . . . . . . . 26
Driving for Better Fuel Economy . . . . . . . . . . . . . . . . . . . . . . . . . . 26

Cadillac CT6 Owner Manual (GMNA-Localizing-MidEast-10293390) - 2017 -
CRC - 6/21/16
IN BRIEF 7
1.Air Vents 0182.
2. Exterior Lamp Controls 0163.
Turn Signal Lever. See Turn and
Lane-Change Signals 0166.
3. Instrument Cluster (Base Level)
0115 orInstrument Cluster
(Uplevel) 0118.
Driver Information Center (DIC)
Display. See Driver Information
Center (DIC) 0136.
4. Windshield Wiper/Washer 0109.
5. ENGINE START/STOP Button. See Ignition Positions 0195.
6. Parking Assist Button. See Assistance Systems for Parking or
Backing 0222.
Automatic Parking Assist (APA)
Button. See Assistance Systems
for Parking or Backing 0222.
Automatic Engine Start/Stop
Disable Switch (If Equipped). See
Starting the Engine 0196. 7. Light Sensor. See
Automatic
Headlamp System 0165.
8. Hazard Warning Flashers 0166.
Glove Box Button. See Glove
Box 0103.
9. Infotainment 0170.
10. Heated and Ventilated Front Seats
062 (If Equipped).
11. Infotainment Touch Pad. See the infotainment manual.
12. Automatic Climate Control System
(Quad Zone) 0171 orAutomatic
Climate Control System (Dual
Zone) 0178.
13. Automatic Vehicle Hold
(AVH) 0207.
MODE Button. See Driver Mode
Control 0209.
Traction Control/Electronic
Stability Control 0208. 14. Shift Lever. See
Automatic
Transmission 0201.
15. Driver Information Center (DIC) Controls. See Driver Information
Center (DIC) 0136.
16. Steering Wheel Controls. See the infotainment manual.
17. Horn 0109.
18. Steering Wheel Adjustment 0108
(Out of View).
19. Forward Collision Alert (FCA)
System 0228 (If Equipped).
Lane Keep Assist (LKA) 0238 (If
Equipped).
Heated Steering Wheel 0108 (If
Equipped).

Cadillac CT6 Owner Manual (GMNA-Localizing-MidEast-10293390) - 2017 -
CRC - 6/21/16
8 IN BRIEF
20.Cruise Control 0211.
Adaptive Cruise Control 0213 (If
Equipped).
Phone Button. See “Steering
Wheel Controls ”in the
infotainment manual.
21. Data Link Connector (DLC) (Out of View). See Malfunction
Indicator Lamp (Check Engine
Light) 0127.
22. Instrument Panel Storage 0103.
Instrument Panel Fuse
Block 0272.
23. Electric Parking Brake 0205.
Instrument Panel Illumination
Control 0167 (Out of View).
Head-Up Display (HUD) 0138 (If
Equipped) (Out of View).Initial Drive Information
This section provides a brief overview
about some of the important features
that may or may not be on your
specific vehicle.
For more detailed information, refer to
each of the features which can be
found later in this owner manual.
Stop/Start System
The vehicle has a fuel saving stop/
start system to shut off the engine
and help conserve fuel.
When the brakes are applied and the
vehicle is at a complete stop, the
engine may turn off. When the brake
pedal is released or the accelerator
pedal is pushed, the engine will
restart.
If equipped, the automatic engine
stop/start function can be disabled
using the switch. See Starting the
Engine 0196.
Remote Keyless Entry
(RKE) System
The Remote Keyless Entry (RKE)
transmitter may work up to 60 m
(197 ft) away.
Press the button to remove the key.
The key can be used for the
driver door.
Press
Kto unlock the driver door or
all doors, depending on the vehicle
personalization settings.
Lock and unlock feedback can be
personalized. See Vehicle
Personalization 0152.

Cadillac CT6 Owner Manual (GMNA-Localizing-MidEast-10293390) - 2017 -
CRC - 6/21/16
14 IN BRIEF
With the ignition in ON/RUN, pressM
orLto heat the left or right outboard
seat cushion.
With the ignition in ON/RUN, press
C
or{to ventilate the left or right
outboard seat.
See Heated and Ventilated Rear
Seats 066.
Heated and Ventilated
Seats
If equipped, the buttons are near the
climate controls on the center stack.
To operate, the ignition must be in
ON/RUN.
Press
Jorzto heat the driver or
passenger seat cushion and seatback.
Press
Ior+to heat the driver or
passenger seatback only.
Press
Cor{to ventilate the driver
or passenger seat.
Press the button once for the highest
setting. With each press of the button,
the seat will change to the next lower
setting, and then to the off setting.
The indicator lights above the buttons
indicate three for the highest setting
and one for the lowest. If the front
heated seats are on high, the level
may automatically be lowered after
approximately 30 minutes.
See Heated and Ventilated Front
Seats 062.
Head Restraint Adjustment
Do not drive until the head restraints
for all occupants are installed and
adjusted properly. To achieve a comfortable seating
position, change the seatback recline
angle as little as necessary while
keeping the seat and the head
restraint height in the proper position.
See
Head Restraints 056 and Power
Seat Adjustment 058.
Safety Belts
Refer to the following sections for
important information on how to use
safety belts properly:
.
Safety Belts 067.
. How to Wear Safety Belts
Properly 068.

Cadillac CT6 Owner Manual (GMNA-Localizing-MidEast-10293390) - 2017 -
CRC - 6/21/16
IN BRIEF 15
.Lap-Shoulder Belt 069.
. Lower Anchors and Tethers for
Children (LATCH System) 091.
Passenger Sensing System
The passenger sensing system turns
off the front outboard passenger
frontal airbag and knee airbag under
certain conditions. No other airbag is
affected by the passenger sensing
system. See Passenger Sensing
System 079.
The passenger airbag status indicator
will light on the overhead console
when the vehicle is started. See
Passenger Airbag Status
Indicator 0126.
Mirror Adjustment
Exterior Mirror
1. Move the selector switch to L
(Left) or R (Right) to choose the
driver or passenger mirror.
2. Press one of the four arrows to move the mirror.
3. Move the selector switch to
)to
deselect the mirror.
The vehicle has manual folding
mirrors or, if equipped, power folding
mirrors. See Power Mirrors 046.
Interior Mirror
Adjustment
Adjust the rearview mirror for a clear
view of the area behind your vehicle.
Automatic Dimming Rearview Mirror
Automatic dimming reduces the glare
of headlamps from behind. The
dimming feature comes on when the
vehicle is started.
Rear Camera Mirror
If equipped, this automatic dimming
rearview mirror provides a wide angle
camera view of the area behind the
vehicle. For ease of use, adjust the
mirror for a clear view of the area
behind the vehicle while the display is
off. See Rear Camera Mirror 047.

Cadillac CT6 Owner Manual (GMNA-Localizing-MidEast-10293390) - 2017 -
CRC - 6/21/16
16 IN BRIEF
Steering Wheel Adjustment
Power Tilt and Telescoping Steering
Wheel
Press the control to move the tilt and
telescoping steering wheel up and
down or forward and rearward.
Do not adjust the steering wheel while
driving.
Interior Lighting
Dome Lamp
The dome lamp is in the overhead
console.
To change the dome lamp settings,
press:
(OFF :Turns the lamp off, even
when a door is open.
+ON/OFF : Turns the lamp on
or off.
Reading Lamps
There are front and rear reading
lamps on the overhead console and
over the rear passenger doors. These
lamps come on automatically when
any door is opened. To manually turn the reading lamps
on or off:
Pressmornnext to each overhead
console reading lamp.
Press the lamp lenses over the rear
passenger doors.

Cadillac CT6 Owner Manual (GMNA-Localizing-MidEast-10293390) - 2017 -
CRC - 6/21/16
IN BRIEF 17
For more information on interior
lighting, seeInstrument Panel
Illumination Control 0167.
Exterior Lighting
The exterior lamp control is on the
turn signal lever.
Turn the control to the following
positions:
O:Turns off the exterior lamps. The
knob returns to the AUTO position
after it is released. Turn to
Oagain to
reactivate the AUTO mode.
AUTO : Automatically turns the
exterior lamps on and off, depending
on outside lighting.
;: Turns on the parking lamps
including all lamps, except the
headlamps.
5: Turns on the headlamps together
with the parking lamps and
instrument panel lights.
See:
. Exterior Lamp Controls 0163.
. Turn and Lane-Change
Signals 0166.
Windshield Wiper/Washer
With the ignition in ACC/ACCESSORY
or ON/RUN, move the lever up or
down to select the wiper speed.
HI : Use for fast wipes.
LO : Use for slow wipes.
AUTO : Use this setting for
intermittent wipes when Rainsense ™
is disabled, or for Rainsense wipes
when it is enabled. For intermittent
wipes, move the lever up to AUTO,
then turn the band on the wiper lever
up for more frequent wipes or down
for less frequent wipes.
If Rainsense is enabled in vehicle
personalization, move the lever up to
AUTO, then turn the band on the
wiper lever to adjust the sensitivity to
moisture.
. Turn the band up for more
sensitivity to moisture.
. Turn the band down for less
sensitivity to moisture.

Cadillac CT6 Owner Manual (GMNA-Localizing-MidEast-10293390) - 2017 -
CRC - 6/21/16
22 IN BRIEF
Lane Change Alert (LCA)
If equipped, the LCA system is a
lane-changing aid that assists drivers
with avoiding lane change crashes
that occur with moving vehicles in the
side blind zone (or spot) areas or with
vehicles rapidly approaching these
areas from behind. The LCA warning
display will light up in the
corresponding outside side mirror and
will flash if the turn signal is on. The
Side Blind Zone Alert (SBZA) system
is included as part of the LCA system.
SeeSide Blind Zone Alert (SBZA) 0236
and Lane Change Alert (LCA) 0236.
Surround Vision
If equipped, views around the vehicle
display in the infotainment display to
aid with parking and low-speed
maneuvers.
See “Surround Vision ”under
Assistance Systems for Parking or
Backing 0222. Front Vision Camera
If equipped, a view of the area in front
of the vehicle displays on the
infotainment display to aid with
parking and low-speed maneuvers.
See
“Front Vision Camera ”under
Assistance Systems for Parking or
Backing 0222.
Rear Vision Camera (RVC)
If equipped, RVC displays a view of
the area behind the vehicle on the
infotainment display when the vehicle
is shifted into R (Reverse) to aid with
parking and low-speed backing
maneuvers.
See Assistance Systems for Parking or
Backing 0222.
Rear Cross Traffic Alert
(RCTA) System
If equipped, the RCTA system uses a
triangle with an arrow displayed on
the infotainment display to warn of
traffic behind your vehicle that may
cross your vehicle's path while in
R (Reverse). In addition, beeps will
sound, or the driver seat will pulse. See
Assistance Systems for Parking or
Backing 0222.
Parking Assist
If equipped, Rear Parking Assist (RPA)
uses sensors on the rear bumper to
assist with parking and avoiding
objects while in R (Reverse).
It operates at speeds less than 8 km/h
(5 mph). RPA may display a warning
triangle on the Rear Vision Camera
screen and a graphic on the
instrument cluster to provide the
object distance. In addition, multiple
beeps or seat pulses may occur if very
close to an object.
The vehicle may also have the Front
Parking Assist system.
See Assistance Systems for Parking or
Backing 0222.
Automatic Parking
Assist (APA)
If equipped, the APA system helps to
search for and maneuver the vehicle
into parallel or perpendicular parking
spots using automatic steering,