2018 CADILLAC CTS climate control

Cadillac CTS/CTS-V Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
11349156) - 2018 - CRC - 9/29/17
ContentsIntroduction . . . . . . . . . . . . . . . . . . . . . . . . . . 2
In Brief . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Keys, Doors, and Windows . . . . . . . . . 29
Seats and Restraints . . . . . . . . . . . . . . . 55
Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 106
Instruments and Controls . . . . . . . . 109
Lighting . . . . . . . . . . . . . . . . . . . . . . . . . . . . 153
Infotainment System . . . . . . . . . . . . . 161
Climate Controls . . . . . . . . . . . . . . . . . . 167
Driving and Operating . . . . . . . . . . . . 176
Vehicle Care . . . . . . . . . . . . . . . . . . . . . . . 252
Service and Maintenance . . . . . . . . . 337
Technical Data . . . . . . . . . . . . . . . . . . . . 352
Customer Information . . . . . . . . . . . . 357
Reporting Safety Defects . . . . . . . . . 367
OnStar . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 371
Index . . . . . . . . . . . . . . . . . . . . . . . . 382

Cadillac CTS/CTS-V Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
11349156) - 2018 - CRC - 9/29/17
IN BRIEF 5
In Brief
Instrument Panel
Instrument Panel . . . . . . . . . . . . . . . . . . . 6
Initial Drive Information
Initial Drive Information . . . . . . . . . . . 8
Stop/Start System . . . . . . . . . . . . . . . . . . . 8
Remote Keyless Entry (RKE)System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Remote Vehicle Start . . . . . . . . . . . . . . . 8
Door Locks . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Trunk . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Windows . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Seat Adjustment . . . . . . . . . . . . . . . . . . . 10
Memory Features . . . . . . . . . . . . . . . . . . 13
Heated and Ventilated Seats . . . . . . 14
Head Restraint Adjustment . . . . . . . 14
Seat Belts . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Passenger Sensing System . . . . . . . . 15
Mirror Adjustment . . . . . . . . . . . . . . . . 15
Steering Wheel Adjustment . . . . . . . 16
Interior Lighting . . . . . . . . . . . . . . . . . . . 17
Exterior Lighting . . . . . . . . . . . . . . . . . . . 17
Windshield Wiper/Washer . . . . . . . . 18
Climate Controls . . . . . . . . . . . . . . . . . . . 19
Transmission . . . . . . . . . . . . . . . . . . . . . . . 20
Starting the Engine . . . . . . . . . . . . . . . . 20
Vehicle Features
Infotainment System . . . . . . . . . . . . . . 20
Steering Wheel Controls . . . . . . . . . . 20
Cruise Control . . . . . . . . . . . . . . . . . . . . . 21
Driver Information Center (DIC) . . . . . . . . . . . . . . . . . . . . . . 21
Forward Collision Alert (FCA) System . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Forward Automatic Braking (FAB) . . . . . . . . . . . . . . . . . . . . 22
Lane Keep Assist (LKA) . . . . . . . . . . . 22
Lane Change Alert (LCA) . . . . . . . . . . 22
Surround Vision (CTS Only) . . . . . . 22
Curb View Camera (CTS-V Only) . . . . . . . . . . . . . . . . . . . . . 23
Rear Vision Camera (RVC) . . . . . . . . 23
Rear Cross Traffic Alert (RCTA) System . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Parking Assist . . . . . . . . . . . . . . . . . . . . . . 23
Automatic Parking Assist (APA) . . . . . . . . . . . . . . . . . . . . . . 23
Reverse Automatic Braking (RAB) . . . . . . . . . . . . . . . . . . . . 24
Vehicle-to-Vehicle . . . . . . . . . . . . . . . . . 24
Power Outlets . . . . . . . . . . . . . . . . . . . . . . 24
Universal Remote System . . . . . . . . . 24
Sunroof . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Performance and Maintenance
Traction Control/Electronic Stability Control . . . . . . . . . . . . . . . . . . 25
Tire Pressure Monitor . . . . . . . . . . . . . 26
Fuel (LGX 3.6L V6 Engine) . . . . . . . . 26
Fuel (LTG 2.0L L4 Engine) . . . . . . . . 26
Fuel (LF3 3.6L V6 Twin Turbo and LT4 6.2L V8 Engines) . . . . . . . . . . . . 27
E85 or FlexFuel . . . . . . . . . . . . . . . . . . . . 27
Engine Oil Life System . . . . . . . . . . . . 27
Car Wash Guidelines . . . . . . . . . . . . . . 28
Driving for Better Fuel Economy . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Roadside Service . . . . . . . . . . . . . . . . . . . 28

Cadillac CTS/CTS-V Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
11349156) - 2018 - CRC - 9/29/17
IN BRIEF 7
1.Air Vents 0174.
2. Turn Signal Lever. See Turn and
Lane-Change Signals 0157.
3. Manual Mode 0202 (If
Equipped).
4. Instrument Cluster 0118.
5. Windshield Wiper/Washer 0111.
6. Hazard Warning Flashers 0157.
Lane Keep Assist (LKA) 0239 (If
Equipped).
Stop/Start Disable Switch (If
Equipped). See Starting the
Engine 0194.
7. Light Sensor (If Equipped). See Automatic Headlamp System
0156.
Solar Sensor. See Dual Automatic
Climate Control System 0167.
8. Infotainment 0161.
9. Glove Box Button. See Glove Box
0 106.
Automatic Parking Assist Button
(If Equipped). See Assistance
Systems for Parking or Backing
0 226. Parking Assist Button. See
Assistance Systems for Parking or
Backing
0226.
10. Heated and Ventilated Front Seats
064 (If Equipped).
11. Dual Automatic Climate Control
System 0167.
12. Instrument Panel Storage 0106.
Wireless Charging Pad (If
Equipped) (Out of View). See
Wireless Charging 0115.
13. Traction Control/Electronic
Stability Control 0206.
14. MODE Switch. See Driver Mode
Control 0208.
15. Shift Lever. See Automatic
Transmission 0200.
Manual Mode Button. See
Automatic Transmission 0200.
16. ENGINE START/STOP Button. SeeIgnition Positions 0192.
17. Steering Wheel Controls 0110.
Driver Information Center (DIC)
Controls. See Driver Information
Center (DIC) 0137. 18.
Horn 0111.
19. Steering Wheel Adjustment 0110.
20. Cruise Control 0214 (If
Equipped).
Adaptive Cruise Control 0217 (If
Equipped).
Forward Collision Alert (FCA)
System 0232 (If Equipped).
Heated Steering Wheel 0110 (If
Equipped).
21. Instrument Panel Illumination
Control 0158.
22. Head-Up Display (HUD) 0140 (If
Equipped).
23. Data Link Connector (DLC) (Out of View). See Malfunction
Indicator Lamp (Check Engine
Light) 0128.
24. Hood Release. See Hood0255.
25. Electric Parking Brake (EPB) Switch. See Electric Parking Brake
0 204.

Cadillac CTS/CTS-V Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
11349156) - 2018 - CRC - 9/29/17
14 IN BRIEF
Heated and Ventilated
Seats
Uplevel Buttons Shown, Base ButtonsSimilar
If equipped, the buttons are near the
climate controls on the center stack.
To operate, the ignition must be on.
Press
Jorzto heat the driver or
passenger seat cushion and seatback.
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
0 64.
Auto Heated and Ventilated
Seats
When the vehicle is on, this feature
will automatically activate the heated
or ventilated seats at the level
required by the vehicle’s interior
temperature.
The active high, medium, low, or off
heated or ventilated seat level will be
indicated by the manual heated or
ventilated seat buttons on the center
stack. Use the manual heated or
ventilated seat buttons on the center
stack to turn auto heated or ventilated
seats off.
If the passenger seat is unoccupied,
the auto heated or ventilated seats
feature will not activate that seat. The auto heated or ventilated seats feature
can be programmed to always be
enabled when the vehicle is on.
The heated or ventilated seats will not
turn on during a remote start unless
they are enabled in the vehicle
personalization menu.
See
Vehicle Personalization 0144.
Head Restraint Adjustment
If equipped with base seats, the
vehicle’s front seats have adjustable
head restraints in the outboard
seating positions.
If equipped with high performance
seats, the vehicle’s front seats have
head restraints in the outboard
seating positions that cannot be
adjusted.
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.

Cadillac CTS/CTS-V Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
11349156) - 2018 - CRC - 9/29/17
IN BRIEF 19
Climate Controls
The climate control buttons on the center stack and on the climate control
display are used to adjust the heating, cooling, and ventilation.
Center Stack Climate Controls
1. Driver and Passenger Temperature Controls
2. Fan Control
3. OFF (Fan)
4. Driver and Passenger Heated and Ventilated Seats (If Equipped) 5. Recirculation
6. Rear Window Defogger
7. Defrost
8. AUTO (Automatic Operation)
Climate Control Display
1. Driver and Passenger Temperature Controls
2. Fan Controls
3. Rear (Rear Climate Control Display, If Equipped)
4. Sync (Synchronize Driver and Passenger Temperature)
5. Recirculation
6. Air Delivery Mode Control
7. Auto (Automatic Operation)
8. A/C (Air Conditioning)
9. On/Off

Cadillac CTS/CTS-V Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
11349156) - 2018 - CRC - 9/29/17
20 IN BRIEF
SeeDual Automatic Climate Control
System 0167 and Rear Climate Control
System 0172 (if equipped).
Transmission
Tap Shift
If equipped, permanent Tap Shift
Mode may be entered with the shift
lever in D (Drive), by pressing the
M (Manual Mode) button on the top
of the shift lever.
Temporary Tap Shift Mode may be
entered while in D (Drive) using the
tap shift controls on the back of the
steering wheel.
SeeManual Mode 0202.
Starting the Engine
When first starting the vehicle, the
engine idle speed will be elevated to
allow the catalytic converter, an
emissions control device, to quickly
reach operating temperature. After
approximately 20 seconds, the engine
will begin to transition to its normal,
quieter idle speed, which can vary
depending on the temperature. This is
normal operation.
Vehicle Features
Infotainment System
See the infotainment manual for
information on the radio, audio
players, phone, navigation system, and
voice or speech recognition. It also
includes information on settings.
Steering Wheel Controls
The infotainment system can be
operated by using the steering wheel
controls. See "Steering Wheel
Controls" in the infotainment manual.

Cadillac CTS/CTS-V Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
11349156) - 2018 - CRC - 9/29/17
KEYS, DOORS, AND WINDOWS 37
Remote Vehicle Start
This feature allows the engine to be
started from outside the vehicle.
/:This button on the RKE
transmitter is for remote start.
The climate control system will use
the previous settings during a remote
start. The rear window defogger may
come on during remote start based on
cold ambient conditions. The rear
defog indicator light does not come on
during remote start.
If equipped, the heated and ventilated
front seats may also come on when
the vehicle personalization setting is
enabled. See Heated and Ventilated
Front Seats 064.
If equipped with a remote start heated
steering wheel, it may come on during
a remote start. See Heated Steering
Wheel 0110.
Laws in some local communities may
restrict the use of remote starters. For
example, some laws may require a
person using remote start to have the
vehicle in view. Check local
regulations for any requirements. If your vehicle is low on fuel, do not
use the remote start feature. The
vehicle may run out of fuel.
The RKE transmitter range may be
shorter while the vehicle is running.
Other conditions can affect the
performance of the transmitter. See
Remote Keyless Entry (RKE) System
0
30.
Starting the Engine Using Remote
Start
1. Press and release
Qon the RKE
transmitter.
2. Immediately press and hold
/
for at least four seconds or until
the turn signal lamps flash. The
flashing confirms 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.
The engine will shut off after
10 minutes unless a time
extension is done or the ignition
is turned on. 3. Press the brake pedal and turn
the ignition on to drive the
vehicle.
Extending Engine Run Time
The engine run time can also be
extended by another 10 minutes,
if during the first 10 minutes
Steps 1 and 2 are repeated while the
engine is still running. An extension
can be requested, 30 seconds after
starting. This provides a total of
20 minutes.
The remote start can only be
extended once.
When the remote start is extended,
the second 10–minute period is added
on to the first 10 minutes for a total
of 20 minutes.
A maximum of two remote starts, or a
remote start with an extension, are
allowed between ignition cycles.
Then the ignition must be turned on
and then off before the remote start
procedure can be used again.

Cadillac CTS/CTS-V Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
11349156) - 2018 - CRC - 9/29/17
42 KEYS, DOORS, AND WINDOWS
Safety Locks
The rear door safety locks prevent
passengers from opening the rear
doors from inside the vehicle.Press
Z
{to activate the safety
locks on the rear doors. The indicator
light in the switch will illuminate
when activated.
The rear door power windows are also
disabled. See Power Windows 050.
Press
Z {again to deactivate the
lockout switch.
If an inside rear door handle is being
pulled at the same time the safety
lock is deactivated, that door will
remain locked and the indicator light
may flash. Release the handle, then
press the safety lock twice to
deactivate the safety locks.
Doors
Trunk
{Warning
Exhaust gases can enter the vehicle
if it is driven with the liftgate or
trunk/hatch open, or with any
objects that pass through the seal
between the body and the trunk/
hatch or liftgate. Engine exhaust
contains carbon monoxide (CO)
which cannot be seen or smelled.
It can cause unconsciousness and
even death.
If the vehicle must be driven with
the liftgate or trunk/hatch open:
. Close all of the windows.
. Fully open the air outlets on
or under the instrument
panel.
. Adjust the climate control
system to a setting that
brings in only outside air and
(Continued)