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Cadillac CT6 Owner Manual (GMNA-Localizing-U.S./Canada-9235592) -
2016 - crc - 11/6/15
Vehicle Care 323
{ WarningLifting a vehicle and getting under
it to do maintenance or repairs is
dangerous without the
appropriate safety equipment and
training. If a jack is provided with
the vehicle, it is designed only for
changing a flat tire. If it is used for
anything else, you or others could
be badly injured or killed if the
vehicle slips off the jack. If a jack
is provided with the vehicle, only
use it for changing a flat tire.
6. Place the hex tube end of the
wrench over the hex head of
the jack.
7. Place the jack under the
vehicle.
Caution
Make sure that the jack lift head
is in the correct position or you
may damage your vehicle. The
repairs would not be covered by
your warranty. 8. Position the jack lift head at the
jack location nearest the flat
tire within the depression of the
jack pads, as shown. The jack
must not be used in any other
position. 9. Raise the vehicle by turning the
jack handle clockwise. Raise
the vehicle far enough off the
ground so there is enough
room for the road tire to clear
the ground.
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Cadillac CT6 Owner Manual (GMNA-Localizing-U.S./Canada-9235592) -
2016 - crc - 11/6/15
324 Vehicle Care
10. Remove all of the wheel nuts.
11. Remove the flat tire.
{ WarningRust or dirt on a wheel, or on the
parts to which it is fastened, can
make wheel nuts become loose
after time. The wheel could come
off and cause an accident. When
changing a wheel, remove any
rust or dirt from places where the
wheel attaches to the vehicle. In
an emergency, a cloth or a paper
(Continued) Warning (Continued) towel can be used; however, use
a scraper or wire brush later to
remove all rust or dirt.
12. Remove any rust or dirt from
the wheel bolts, mounting
surfaces, and spare wheel.
13. Place the compact spare tire
on the wheel-mounting surface. { WarningNever use oil or grease on bolts
or nuts because the nuts might
come loose. The vehicle's wheel
could fall off, causing a crash.
14. Reinstall the wheel nuts.
Tighten each nut by hand until
the wheel is held against
the hub.
15. Lower the vehicle by turning
the jack handle
counterclockwise.
{ WarningWheel nuts that are improperly or
incorrectly tightened can cause
the wheels to become loose or
come off. The wheel nuts should
be tightened with a torque wrench
to the proper torque specification
after replacing. Follow the torque
specification supplied by the
aftermarket manufacturer when
using accessory locking wheel
(Continued)
Page 332 of 397

Cadillac CT6 Owner Manual (GMNA-Localizing-U.S./Canada-9235592) -
2016 - crc - 11/6/15
Vehicle Care 331CautionImproper use of the tow eye can
cause vehicle damage. Use
caution and low speeds to
prevent damage to the vehicle.
Carefully open the cover in the
fascia by using the small notch that
conceals the tow eye socket.
Install the tow eye into the socket by
turning it clockwise until it stops.
Remove the tow eye by turning it
counterclockwise. When the tow eye
is removed, reinstall the cover with
the notch in the original position.
Recreational Vehicle
Towing Recreational vehicle towing means
towing the vehicle behind another
vehicle such as a motor home. The
two most common types of
recreational vehicle towing are
known as dinghy towing and dolly
towing. Dinghy towing is towing the
vehicle with all four wheels on the
ground. Dolly towing is towing the vehicle with two wheels on the
ground and two wheels up on a
device known as a dolly.
Here are some important things to
consider before recreational vehicle
towing:
.
What is the towing capacity of
the towing vehicle? Be sure to
read the tow vehicle
manufacturer's
recommendations.
.
What is the distance that will be
traveled? Some vehicles have
restrictions on how far and how
long they can tow.
.
Is the proper towing equipment
going to be used? See your
dealer or trailering professional
for additional advice and
equipment recommendations.
.
Is the vehicle ready to be
towed? Just as preparing the
vehicle for a long trip, make sure
the vehicle is prepared to be
towed. Dinghy Towing
CautionIf the vehicle is towed with all four
wheels on the ground, the
drivetrain components could be
damaged. The repairs would not
be covered by the vehicle
warranty. Do not tow the vehicle
with all four wheels on the
ground.
The vehicle was not designed to be
towed with all four wheels on the
ground. If the vehicle must be
Page 388 of 397

Cadillac CT6 Owner Manual (GMNA-Localizing-U.S./Canada-9235592) -
2016 - crc - 11/6/15
Index 387Cleaning (cont'd)
Interior Care . . . . . . . . . . . . . . . . . . 338
Climate Control Systems
Automatic . . . . . . . . . . . . . . . . 178, 185
Clock . . . . . . . . . . . . . . . . . . . . . . . . . . . 113
Cluster, Instrument . . . . . . . . 118, 121
Collision Damage Repair . . . . . . . 368
Compact Spare Tire . . . . . . . . . . . . 326
Compartments
Storage . . . . . . . . . . . . . . . . . . . . . . . 106
Compass . . . . . . . . . . . . . . . . . . . . . . . 113
Messages . . . . . . . . . . . . . . . . . . . . 148
Connections
OnStar ®
. . . . . . . . . . . . . . . . . . . . . . 377
Control
Traction and Electronic
Stability . . . . . . . . . . . . . . . . . . . . . 217
Control of a Vehicle . . . . . . . . . . . . . 193
Convenience Net . . . . . . . . . . . . . . . 108
Convex Mirrors . . . . . . . . . . . . . . . . . . 48
Coolant
Engine . . . . . . . . . . . . . . . . . . . . . . . . 277
Engine Temperature Gauge . . 128
Engine Temperature
Warning Light . . . . . . . . . . . . . . . 137
Cooling System . . . . . . . . . . . . . . . . . 275
Engine Messages . . . . . . . . . . . . 149
Courtesy Lamps . . . . . . . . . . . . . . . . 174 Courtesy Transportation
Program . . . . . . . . . . . . . . . . . . . . . . . 367
Cruise Control . . . . . . . . . . . . . . . . . . 220
Light . . . . . . . . . . . . . . . . . . . . . . . . . . 140
Messages . . . . . . . . . . . . . . . . . . . . 148
Cruise Control, Adaptive . . . . . . . . 223
Customer Assistance . . . . . . . . . . . 364
Offices . . . . . . . . . . . . . . . . . . . . . . . . 363
Text Telephone (TTY)
Users . . . . . . . . . . . . . . . . . . . . . . . 364
Customer Information
Service Publications
Ordering Information . . . . . . . . 370
Customer Satisfaction
Procedure . . . . . . . . . . . . . . . . . . . . . 361
D Damage Repair, Collision . . . . . . . 368
Danger, Warning, and Caution . . . . 2
Data Recorders, Event . . . . . . . . . 373
Daytime Running
Lamps (DRL) . . . . . . . . . . . . . . . . . . 172
Defensive Driving . . . . . . . . . . . . . . . 193
Delayed Locking . . . . . . . . . . . . . . . . . 39
Diagnostics
OnStar ®
. . . . . . . . . . . . . . . . . . . . . . 379
Distracted Driving . . . . . . . . . . . . . . . 192
Dome Lamps . . . . . . . . . . . . . . . . . . . 174 Door
Ajar Light . . . . . . . . . . . . . . . . . . . . . 140
Ajar Messages . . . . . . . . . . . . . . . 148
Delayed Locking . . . . . . . . . . . . . . . . 39
Locks . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Power Locks . . . . . . . . . . . . . . . . . . . . 39
Rear Seat Pass-Through . . . . . . . 69
Drive Belt Routing, Engine . . . . . . 360
Drive Systems
All-Wheel Drive . . . . . . . . . . 213, 284
Driver Assistance Systems . . . . . 230
Driver Information
Center (DIC) . . . . . . . . . . . . . . . . . . 140
Driver Mode Control . . . . . . . . . . . . 219
Driving
Assistance Systems . . . . . . . . . . 237
Characteristics and
Towing Tips . . . . . . . . . . . . . . . . . 255
Defensive . . . . . . . . . . . . . . . . . . . . . 193
Drunk . . . . . . . . . . . . . . . . . . . . . . . . . 193
For Better Fuel Economy . . . . . . . 27
Hill and Mountain Roads . . . . . . 196
If the Vehicle is Stuck . . . . . . . . . 198
Loss of Control . . . . . . . . . . . . . . . 195
Off-Road Recovery . . . . . . . . . . . 194
Vehicle Load Limits . . . . . . . . . . . 198
Wet Roads . . . . . . . . . . . . . . . . . . . 195
Winter . . . . . . . . . . . . . . . . . . . . . . . . 197