
Black plate (9,1)Cadillac XTS Owner Manual (GMNA-Localizing-U.S./Canada-7707485) -
2015 - CRC - 10/31/14
Service and Maintenance 11-9
Footnotes—Maintenance
Schedule Additional Required
Services - Severe
(1) Or every two years, whichever
comes first. More frequent
replacement may be needed if the
vehicle is driven in areas with heavy
traffic, areas with poor air quality,
or areas with high dust levels.
Replacement may also be needed if
there is a reduction in air flow,
excessive window fogging, or odors.
(2) Check all fuel and vapor lines
and hoses for proper hook-up,
routing, and condition. (3)
Or every four years, whichever
comes first.
(4) Or every five years, whichever
comes first. See Cooling System on
page 10-14.
(5) Or every 10 years, whichever
comes first. Inspect for fraying,
excessive cracking, or damage;
replace, if needed.
(6) Or every three years, whichever
comes first.Special Application
Services
.Severe Commercial Use
Vehicles Only: Lubricate chassis
components every 5 000 km/
3,000 mi.
.Have underbody flushing service
performed. See "Underbody
Maintenance" in Exterior Care
on page 10-81.

Black plate (4,1)Cadillac XTS Owner Manual (GMNA-Localizing-U.S./Canada-7707485) -
2015 - CRC - 10/31/14
14-4 OnStar
Destination Download:PressQ,
then request the Advisor to
download directions to the
navigation system in the vehicle (if
equipped). After the call ends, press
the “Go” button on the navigation
screen to begin driving directions.
If directions are downloaded to the
navigation system, the route can
only be canceled through the
navigation system.
Destinations can also be
downloaded on the go. For
information about eNav or
Destination Download, see
www.onstar.com (U.S.) or
www.onstar.ca (Canada).
Connections
The required specific Onstar
subscription plan includes the
services that follow to help
customers stay connected.
For coverage maps, see
www.onstar.com (U.S.) or
www.onstar.ca (Canada). WiFi Connectivity (If Equipped)
The vehicle has a WiFi hotspot that
provides a high-speed, wireless
Internet connection to connect
multiple mobile devices (data plan
required).
1. To retrieve WiFi hotspot
information, press
=and select
or say “WiFi settings.”
2. The WiFi settings will display the WiFi network name/SSID,
passphrase, and level of
encryption.
3. To change the SSID or passphrase, press
Qor call
1-888-4-ONSTAR to connect
with an Advisor.
OnStar RemoteLink
®Mobile App
(If Equipped)
Download the OnStar RemoteLink
mobile app to select Apple
®,
Android™, and BlackBerry®or
Windows 7 or 8 mobile devices.
From the mobile device, check the
vehicle’s fuel level, oil life, or tire pressure (if the vehicle is equipped
with the tire pressure monitoring
system); or activate remote horn
and lights. Also remote start the
vehicle (if factory equipped) or
unlock the doors from anywhere
with a wireless connection (if
equipped with automatic locks).
With a required specific OnStar
subscription plan, a destination can
be sent to the vehicle. For OnStar
RemoteLink information and
compatibility, see www.onstar.com
(U.S.) or www.onstar.ca (Canada).
OnStar RemoteLink
®Key Fob
Services
This feature is included for five
years and allows for remote door
lock/unlock (if equipped with
automatic locks), remote start (if
factory equipped), or activation of
horn and lights from anywhere with
a wireless signal. Download the app
and start using it any time during the
trial period to get started.

Black plate (8,1)Cadillac XTS Owner Manual (GMNA-Localizing-U.S./Canada-7707485) -
2015 - CRC - 10/31/14
i-8 INDEX
Messages (cont'd)Lamp . . . . . . . . . . . . . . . . . . . . . . . . . 5-40
Object Detection System . . . . . 5-41
Ride Control System . . . . . . . . . . 5-43
Security . . . . . . . . . . . . . . . . . . . . . . 5-44
Service Vehicle . . . . . . . . . . . . . . . 5-45
Starting the Vehicle . . . . . . . . . . . 5-45
Tire . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-45
Transmission . . . . . . . . . . . . . . . . . 5-46
Vehicle . . . . . . . . . . . . . . . . . . . . . . . 5-35
Vehicle Reminder . . . . . . . . . . . . . 5-46
Vehicle Speed . . . . . . . . . . . . . . . . 5-46
Washer Fluid . . . . . . . . . . . . . . . . . 5-46
Window . . . . . . . . . . . . . . . . . . . . . . . 5-46
Mirrors Automatic DimmingRearview . . . . . . . . . . . . . . . . . . . . 2-22
Convex . . . . . . . . . . . . . . . . . . . . . . . 2-20
Folding . . . . . . . . . . . . . . . . . . . . . . . 2-21
Heated . . . . . . . . . . . . . . . . . . . . . . . 2-21
Power . . . . . . . . . . . . . . . . . . . . . . . . 2-20
Tilt in Reverse . . . . . . . . . . . . . . . . 2-21
Mirrors, Interior Rearview . . . . . . 2-22
Monitor System, Tire
Pressure . . . . . . . . . . . . . . . . . . . . 10-47N
NavigationOnStar®. . . . . . . . . . . . . . . . . . . . . . 14-3
Net, Convenience . . . . . . . . . . . . . . 4-4
New Vehicle Break-In . . . . . . . . . . 9-15
O
Object Detection System Messages . . . . . . . . . . . . . . . . . . . . 5-41
Odometer . . . . . . . . . . . . . . . . . . . . . . 5-13 Trip . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-13
Off-Road Recovery . . . . . . . . . . . . . . . . . . . . . . 9-5
Oil Engine . . . . . . . . . . . . . . . . . . . . . . . . 10-9
Engine Oil Life System . . . . . .10-11
Messages . . . . . . . . . . . . . . . . . . . . 5-39
Pressure Light . . . . . . . . . . . . . . . . 5-26
Older Children, Restraints . . . . . 3-38
Online Owner Center . . . . . . . . . . 13-4
OnStar . . . . . . . . . . . . . . . . . . . . . . . 13-14
OnStar
®
System, In Brief . . . . . . . . . . . . . . 1-22
OnStar®Additional
Information . . . . . . . . . . . . . . . . . . . 14-6
OnStar
®Connections . . . . . . . . . . 14-4 OnStar
®Emergency . . . . . . . . . . . 14-2
OnStar®Navigation . . . . . . . . . . . . 14-3
OnStar®Overview . . . . . . . . . . . . . 14-1
OnStar®Security . . . . . . . . . . . . . . 14-3
OnStar®Vehicle
Diagnostics . . . . . . . . . . . . . . . . . . 14-6
Operating Mode
Overheated EngineProtection . . . . . . . . . . . . . . . . . 10-20
Ordering Service Publications . . . . . . . . 13-10
Outlets Power . . . . . . . . . . . . . . . . . . . . . . . . . 5-6
Overheated Engine Protection
Operating Mode . . . . . . . . . . . . . 10-20
Overheating, Engine . . . . . . . . . . 10-19
P
Park Shifting Into . . . . . . . . . . . . . . . . . . . 9-20
Shifting Out of . . . . . . . . . . . . . . . . 9-21
Parking
Brake and P (Park)Mechanism Check . . . . . . . . 10-26
Over Things That Burn . . . . . . . 9-21

Black plate (9,1)Cadillac XTS Owner Manual (GMNA-Localizing-U.S./Canada-7707485) -
2015 - CRC - 10/31/14
INDEX i-9
Parking or BackingAssistance Systems . . . . . . . . . . 9-44
Passenger Airbag Status Indicator . . . . . . . . . . . . . . . . . . . . . 5-17
Passenger Compartment Air Filter . . . . . . . . . . . . . . . . . . . . . . . . . . 8-9
Passenger Sensing System . . . 3-31
Perchlorate Materials
Requirements, California . . . . . 10-3
Personalization Vehicle . . . . . . . . . . . . . . . . . . . . . . . 5-47
Power Door Locks . . . . . . . . . . . . . . . . . . . 2-13
Mirrors . . . . . . . . . . . . . . . . . . . . . . . . 2-20
Outlets . . . . . . . . . . . . . . . . . . . . . . . . 5-6
Protection, Battery . . . . . . . . . . . . . 6-9
Retained Accessory (RAP) . . . 9-19
Seat Adjustment . . . . . . . . . . . . . . . 3-6
Steering Fluid . . . . . . . . . . . . . . . 10-21
Windows . . . . . . . . . . . . . . . . . . . . . 2-23
Pregnancy, Using Safety
Belts . . . . . . . . . . . . . . . . . . . . . . . . . 3-22
Premium Care Maintenance Cadillac . . . . . . . . . . . . . . . . . . . . . . . 11-3
Privacy
Vehicle Data Recording . . . . . 13-13 Program
Courtesy Transportation . . . . . . 13-7
Proposition 65 Warning, California . . . . . . . . . . . . . . . . . . . . . 10-2
R
Radio FrequencyIdentification (RFID) . . . . . . . . . 13-11
Radio Frequency
Statement . . . . . . . . . . . . . . . . . . . 13-12
Reading Lamps . . . . . . . . . . . . . . . . . 6-7
Rear Axle Limited-Slip . . . . . . . . . . . . . . . . . . . 9-31
Rear Climate Control System . . . 8-6
Rear Seat Armrest . . . . . . . . . . . . . 3-14
Rear Seat Pass-Through Door . . . . . . . . . . 3-16
Rear Seats . . . . . . . . . . . . . . . . . . . . 3-13
Heated . . . . . . . . . . . . . . . . . . . . . . . 3-15
Rear Window Sunshade . . . . . . . 2-25
Rearview Mirrors Automatic Dimming . . . . . . . . . . . 2-22
Reclining Seatbacks . . . . . . . . . . . . 3-7
Recommended Fluids and
Lubricants . . . . . . . . . . . . . . . . . . . 11-13 Records
Maintenance . . . . . . . . . . . . . . . . .11-16
Recreational Vehicle Towing . . . . . . . . . . . . . . . . . . . . . . 10-78
Remote Keyless Entry (RKE) System . . . . . . . . . . . . . . . . . . . . . . . . 2-2
Remote Vehicle Start . . . . . . . . . . . 2-9
Replacement Bulbs . . . . . . . . . . . 10-29
Replacement Parts
Airbags . . . . . . . . . . . . . . . . . . . . . . . 3-37
Maintenance . . . . . . . . . . . . . . . . .11-14
Replacing Airbag System . . . . . . 3-37
Replacing LATCH System Parts after a Crash . . . . . . . . . . . 3-53
Replacing Safety Belt System Parts after a Crash . . . 3-24
Reporting Safety Defects Canadian Government . . . . . . 13-13
General Motors . . . . . . . . . . . . . 13-13
U.S. Government . . . . . . . . . . . 13-12
Restraints
Where to Put . . . . . . . . . . . . . . . . . 3-44
Retained Accessory Power (RAP) . . . . . . . . . . . . . . . . . 9-19
Reverse Tilt Mirrors . . . . . . . . . . . . 2-21

Black plate (11,1)Cadillac XTS Owner Manual (GMNA-Localizing-U.S./Canada-7707485) -
2015 - CRC - 10/31/14
INDEX i-11
Shift Lock Control FunctionCheck, Automatic
Transmission . . . . . . . . . . . . . . . . 10-26
Shifting Into Park . . . . . . . . . . . . . . . . . . . . . . 9-20
Out of Park . . . . . . . . . . . . . . . . . . . 9-21
Side Blind Zone
Alert (SBZA) . . . . . . . . . . . . . . . . . 9-54
Signals, Turn and Lane-Change . . . . . . . . . . . . . . . . . 6-6
Spare Tire
Compact . . . . . . . . . . . . . . . . . . . . 10-73
Special Application Services . . . 11-9
Specifications and Capacities . . . . . . . . . . . . . . . . . . . . 12-2
Speedometer . . . . . . . . . . . . . . . . . . 5-13
StabiliTrak
OFF Light . . . . . . . . . . . . . . . . . . . . . 5-24
Start Assist, Hills . . . . . . . . . . . . . . 9-29
Start Vehicle, Remote . . . . . . . . . . 2-9
Starter Switch Check . . . . . . . . . 10-25
Starting the Engine . . . . . . . . . . . . 9-17
Starting the Vehicle Messages . . . . . . . . . . . . . . . . . . . . 5-45 Steering . . . . . . . . . . . . . . . . . . . . . . . . 9-4
Fluid, Power . . . . . . . . . . . . . . . . 10-21
Heated Wheel . . . . . . . . . . . . . . . . . 5-2
Wheel Adjustment . . . . . . . . . . . . . 5-2
Wheel Controls . . . . . . . . . . . . . . . . 5-2
Storage Areas Armrest . . . . . . . . . . . . . . . . . . . . . . . . 4-2
Cargo Management System . . . 4-4
Center Console . . . . . . . . . . . . . . . . 4-2
Convenience Net . . . . . . . . . . . . . . 4-4
Glove Box . . . . . . . . . . . . . . . . . . . . . 4-2
Instrument Panel . . . . . . . . . . . . . . 4-1
Storage Compartments . . . . . . . . . 4-1
Storing the Tire Sealant and Compressor Kit . . . . . . . . . 10-68
Stuck Vehicle . . . . . . . . . . . . . . . . . . . 9-9
Summer Tires . . . . . . . . . . . . . . . . 10-39
Sun Visors . . . . . . . . . . . . . . . . . . . . . 2-25
Sunroof . . . . . . . . . . . . . . . . . . . . . . . . 2-26
Sunshade Rear Window . . . . . . . . . . . . . . . . . 2-25
Symbols . . . . . . . . . . . . . . . . . . . . . . . . . . iv System
Active Emergency Braking . . . . 9-52
Forward Collision
Alert (FCA) . . . . . . . . . . . . . . . . . . 9-50
Infotainment . . . . . . . . . . . . 7-1, 13-15
Systems Driver Assistance . . . . . . . . . . . . . 9-43
T
Tachometer . . . . . . . . . . . . . . . . . . . . 5-13
Text Telephone (TTY) Users . . . 13-4
Theft-Deterrent Systems . . . . . . . 2-19Immobilizer . . . . . . . . . . . . . . . . . . . 2-19
Thigh Support Adjustment . . . . . . 3-7
Time . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-5
Tires . . . . . . . . . . . . . . . . . . . . . . . . . . 10-38 All-Season . . . . . . . . . . . . . . . . . . 10-39
Buying New Tires . . . . . . . . . . . 10-54
Chains . . . . . . . . . . . . . . . . . . . . . . 10-59
Changing . . . . . . . . . . . . . . . . . . . 10-69
Compact Spare . . . . . . . . . . . . . 10-73
Designations . . . . . . . . . . . . . . . 10-42
Different Size . . . . . . . . . . . . . . . 10-56
Full-Size Spare . . . . . . . . . . . . . 10-74
If a Tire Goes Flat . . . . . . . . . . 10-59
Inflation Monitor System . . . . 10-48

Black plate (13,1)Cadillac XTS Owner Manual (GMNA-Localizing-U.S./Canada-7707485) -
2015 - CRC - 10/31/14
INDEX i-13
Vehicle CareStoring the Tire Sealant
and Compressor Kit . . . . . . . 10-68
Tire Pressure . . . . . . . . . . . . . . . 10-45
Vehicle Data Recording and Privacy . . . . . . . . . . . . . . . . . 13-13
Vehicle Diagnostics
OnStar
®. . . . . . . . . . . . . . . . . . . . . . 14-6
Ventilation, Air . . . . . . . . . . . . . . . . . . 8-8
Visors . . . . . . . . . . . . . . . . . . . . . . . . . 2-25
W
Warning Brake System Light . . . . . . . . . . . 5-21
Lane Departure (LDW) . . . . . . . 9-56
Warning Lights, Gauges, and Indicators . . . . . . . . . . . . . . . . . . . . . 5-8
Warnings . . . . . . . . . . . . . . . . . . . . . . . . . iv
Cautions and Danger . . . . . . . . . . . .iv
Hazard Flashers . . . . . . . . . . . . . . . 6-5
Washer Fluid . . . . . . . . . . . . . . . . . 10-22 Messages . . . . . . . . . . . . . . . . . . . . 5-46 Wheels
Alignment and Tire
Balance . . . . . . . . . . . . . . . . . . . 10-58
Different Size . . . . . . . . . . . . . . . 10-56
Replacement . . . . . . . . . . . . . . . 10-58
When It Is Time for New Tires . . . . . . . . . . . . . . . . . . . . . . . . 10-53
Where to Put the Restraint . . . . 3-44
Windows . . . . . . . . . . . . . . . . . . . . . . 2-22 Messages . . . . . . . . . . . . . . . . . . . . 5-46
Power . . . . . . . . . . . . . . . . . . . . . . . . 2-23
Windshield Replacement . . . . . . . . . . . . . . . 10-27
Wiper/Washer . . . . . . . . . . . . . . . . . 5-3
Winter Driving . . . . . . . . . . . . . . . . . . . . . . . . . 9-8
Winter Tires . . . . . . . . . . . . . . . . . . 10-39
Wiper Blade Replacement . . . . 10-26