2018 CADILLAC XTS 236

Cadillac XTS Owner Manual (GMNA-Localizing-U.S./Canada-11354412) -
2018 - crc - 11/16/17
254 VEHICLE CARE
Caution
If brake fluid is spilled on the
vehicle's painted surfaces, the paint
finish can be damaged. Immediately
wash off any painted surface.
Battery - North America
The original equipment battery is
maintenance free. Do not remove the
cap and do not add fluid.
Refer to the replacement number
shown on the original battery label
when a new battery is needed. See
Engine Compartment Overview0236
for battery location.
{Warning
WARNING: Battery posts,
terminals, and related accessories
contain lead and lead compounds,
chemicals known to the State of
California to cause cancer and birth
defects or other reproductive harm.
(Continued)
Warning (Continued)
Batteries also contain other
chemicals known to the State of
California to cause cancer. WASH
HANDS AFTER HANDLING. For
more information go to
www.P65Warnings.ca.gov/
passenger-vehicle.
See California Proposition 65 Warning
0 233 and the back cover.
Vehicle Storage
{Warning
Batteries have acid that can burn
you and gas that can explode. You
can be badly hurt if you are not
careful. See Jump Starting - North
America 0301 for tips on working
around a battery without
getting hurt.
Infrequent Usage: Remove the black,
negative (−) cable from the battery to
keep the battery from running down. Extended Storage: Remove the black,
negative (−) cable from the battery or
use a battery trickle charger.
All-Wheel Drive
Transfer Case
Under normal driving conditions,
transfer case fluid does not require
maintenance unless there is a fluid
leak or unusual noise. If required,
have the transfer case serviced by
your dealer.
Starter Switch Check
{Warning
When you are doing this inspection,
the vehicle could move suddenly.
If the vehicle moves, you or others
could be injured.
1. Before starting this check, be sure there is enough room
around the vehicle.

Cadillac XTS Owner Manual (GMNA-Localizing-U.S./Canada-11354412) -
2018 - crc - 11/16/17
302 VEHICLE CARE
The vehicle has a remote positive (+)
terminal under a trim cover. It is
under the battery cover on the driver
side of the engine compartment. See
Engine Compartment Overview0236.
Always use this remote positive
terminal.The vehicle has a remote negative (−)
ground location. It is located on the
driver side of the engine
compartment. See Engine Compartment
Overview 0236. Always use this
remote ground location, instead of the
terminal on the battery.
These posts are used instead of a
direct connection to the battery.
1. Check the other vehicle. It must have a 12-volt battery with a
negative ground system.
Caution
If the other vehicle does not have a
12-volt system with a negative
ground, both vehicles can be
damaged. Only use a vehicle that
has a 12-volt system with a
negative ground for jump starting.
2. Position the two vehicles so that they are not touching.
3. Set the parking brake firmly. Vehicles with an automatic
transmission should be in
P (Park). See Shifting Into Park
0 185.
Caution
If any accessories are left on or
plugged in during the jump starting
procedure, they could be damaged.
The repairs would not be covered
by the vehicle warranty. Whenever
possible, turn off or unplug all
accessories on either vehicle when
jump starting.

Cadillac XTS Owner Manual (GMNA-Localizing-U.S./Canada-11354412) -
2018 - crc - 11/16/17
344 CUSTOMER INFORMATION
Radio Frequency
Statement
This vehicle has systems that operate
on a radio frequency that complies
with Part 15/Part 18 of the Federal
Communications Commission (FCC)
rules and with Innovation, Science
and Economic Development (ISED)
Canada's RSP-100 / license-exempt
RSS's / ICES-001.
Operation is subject to the following
two conditions:1. The device may not cause harmful interference.
2. The device must accept any interference received, including
interference that may cause
undesired operation of the
device.
Changes or modifications to any of
these systems by other than an
authorized service facility could void
authorization to use this equipment.
Reporting Safety
Defects
Reporting Safety Defects
to the United States
Government
If you believe that your vehicle
has a defect which could cause a
crash or could cause injury or
death, you should immediately
inform the National Highway
Traffic Safety Administration
(NHTSA) in addition to notifying
General Motors.
If NHTSA receives similar
complaints, it may open an
investigation, and if it finds that a
safety defect exists in a group of
vehicles, it may order a recall and
remedy campaign. However,
NHTSA cannot become involved
in individual problems between
you, your dealer, or General
Motors. To contact NHTSA, you may call
the Vehicle Safety Hotline toll-free
at 1-888-327-4236 (TTY:
1-800-424-9153); go to
http://www.safercar.gov;
or write to:
Administrator, NHTSA
1200 New Jersey Avenue, S.E.
Washington, D.C. 20590
You can also obtain other
information about motor vehicle
safety from http://www.safercar.gov
.
Reporting Safety Defects
to the Canadian
Government
If you live in Canada, and you
believe that the vehicle has a
safety defect, notify Transport
Canada immediately, and notify
General Motors of Canada
Company. Call Transport Canada
at 1-800-333-0510; go to:
www.tc.gc.ca/recalls (English)
www.tc.gc.ca/rappels (French)

Cadillac XTS Owner Manual (GMNA-Localizing-U.S./Canada-11354412) -
2018 - crc - 11/16/17
INDEX 361
E
Electric Parking Brake . . . . . . . . . . . . . . 191
Electric Parking Brake Light . . . . . . . 130
Electrical Equipment, Add-On . . . . . 230
Electrical SystemEngine Compartment FuseBlock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 260
Fuses and Circuit Breakers . . . . . . . 260
Instrument Panel Fuse Block . . . . 263
Overload . . . . . . . . . . . . . . . . . . . . . . . . . . . 259
Rear Compartment Fuse Block . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 265
Emergency OnStar . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 348
Engine Air Cleaner/Filter . . . . . . . . . . . . . . . . . 243
Check Light (MalfunctionIndicator) . . . . . . . . . . . . . . . . . . . . . . . . 128
Compartment Overview . . . . . . . . . . 236
Coolant Temperature Gauge . . . . . 124
Coolant Temperature
Warning Light . . . . . . . . . . . . . . . . . . . 133
Cooling System . . . . . . . . . . . . . . . . . . . 245
Cover . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 239
Drive Belt Routing . . . . . . . . . . . . . . . . 333
Exhaust . . . . . . . . . . . . . . . . . . . . . . . . . . . . 187
Heater . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 183
Oil Life System . . . . . . . . . . . . . . . . . . . . 242 Engine (cont'd)
Oil Pressure Light . . . . . . . . . . . . . . . . . 134
Overheated Protection
Operating Mode . . . . . . . . . . . . . . . . . 250
Overheating . . . . . . . . . . . . . . . . . . . . . . . 249
Power Messages . . . . . . . . . . . . . . . . . . 143
Running While Parked . . . . . . . . . . . 188
Starting . . . . . . . . . . . . . . . . . . . . . . . . . . . . 182
Engine Oil
Temperature Gauge . . . . . . . . . . . . . . . 124
Entry Lighting . . . . . . . . . . . . . . . . . . . . . . 157
Equipment, Towing . . . . . . . . . . . . . . . . . 229
Event Data Recorders . . . . . . . . . . . . . . 345
Exit Lighting . . . . . . . . . . . . . . . . . . . . . . . . 158
Extended Parking . . . . . . . . . . . . . . . . . . . 186
Extender, Seat Belt . . . . . . . . . . . . . . . . . . 73
Exterior Lamp Controls . . . . . . . . . . . . 152
Exterior Lamps Off Reminder . . . . . . 153
Exterior Lighting Battery Saver . . . . 158
F
Features Memory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Filter,
Engine Air Cleaner . . . . . . . . . . . . . . . . 243
Flash-to-Pass . . . . . . . . . . . . . . . . . . . . . . . . 154
Flashers, Hazard Warning . . . . . . . . . . 155
Flat Tire . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 286 Flat Tire (cont'd)
Changing . . . . . . . . . . . . . . . . . . . . . . . . . . 295
Floor Mats . . . . . . . . . . . . . . . . . . . . . . . . . . . 314
Fluid Automatic Transmission . . . . . . . . . 243
Brakes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 253
Power Steering . . . . . . . . . . . . . . . . . . . . 250
Washer . . . . . . . . . . . . . . . . . . . . . . . . . . . . 251
Folding Mirrors . . . . . . . . . . . . . . . . . . . . . . 45
Forward Automatic Braking . . . . . . . . 215
Forward Collision Alert (FCA)
System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 213
Frequency Statement Radio . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 344
Front Seats Heated and Ventilated . . . . . . . . . . . . . 62
Fuel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 222 Additives . . . . . . . . . . . . . . . . . . . . . . . . . . 223
Economy Driving . . . . . . . . . . . . . . . . . . . 26
Filling a Portable Fuel
Container . . . . . . . . . . . . . . . . . . . . . . . . 225
Filling the Tank . . . . . . . . . . . . . . . . . . . 224
Foreign Countries . . . . . . . . . . . . . . . . . 223
Gauge . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 122
Low Fuel Warning Light . . . . . . . . . 134
Requirements, California . . . . . . . . . 223
Full-Size Spare Tire . . . . . . . . . . . . . . . . . 300