2018 CADILLAC CT6 Trunk

Cadillac CT6 Owner Manual (GMNA-Localizing-U.S./Canada-11292458) -
2018 - crc - 2/15/17
338 VEHICLE CARE
FusesUsage
F01 UCAP
F02 Trunk power outlet
F03 Driver window motor
F04 –
F05 Canister vent
F06 Right rear memory seat Fuses
Usage
F07 Body control module 7
F08 Driver seat adjustment switch
F09 Passive entry/Passive start
F10 Rear subwoofer am- plifier Fuses
Usage
F11 Driver memory seat module
F12 –
F13 –
F14 Right rear seat
F15 Left front amplifier
F16 Right front seat
F17 Rear heated seat
F18 Regulated voltage control battery
F19 Door mirror switch
F20 –
F21 Vehicle integration control module
F22 –
F23 Rear closure
F24 –
F25 Left motorized seat belt pretensioner
F26 Rear defogger
F27 Right front amplifier

Cadillac CT6 Owner Manual (GMNA-Localizing-U.S./Canada-11292458) -
2018 - crc - 2/15/17
VEHICLE CARE 339
FusesUsage
F28 Amplifier
F29 Sunroof
F30 Body control module 2
F31 Body control module 6
F32 Exterior heated mirrors
F33 Right window
F34 Power trunk module
F35 On-board charging module
F36 Alarm siren module
F37 DC AC inverter
F38 Rear blower
F39 Fuel pump power
F40 –
F41 Rear seat power outlet
F42 Left rear memory seat
F43 – Fuses
Usage
F44 Rear closure
F45 Auxiliary audio/ Video/Radio
F46 External object calculating/Side blind
zone alert/Radar
short range sensor
F47 –
F48 Right front seat
F49 Memory bolster module
F50 Body control module 1
F51 Transmission control module
F52 Parking assist
F53 Ventilated seats
F54 Headliner
F55 Front memory seat module
F56 Evaporative emissions leak check
module Fuses
Usage
F57 Voltage current temperature module
F58 –
F59 Engine control module battery
F60 Right motorized seat belt pretensioner
F61 Parking lamps
F62 –
F63 –
F64 Engine control module ignition
F65 Rear window sunshade
F66 Rear vision camera/ Interior rearview
mirror
F67 DC DC converter/Air quality sensor
F68 Damping control module
F69 Television tuner module

Cadillac CT6 Owner Manual (GMNA-Localizing-U.S./Canada-11292458) -
2018 - crc - 2/15/17
368 VEHICLE CARE
15. Return the equipment to itsoriginal storage location in the
vehicle.
The tire sealant and compressor kit
has accessory adapters located in a
compartment on the bottom of its
housing that can be used to inflate air
mattresses, balls, etc.
Storing the Tire Sealant
and Compressor Kit
To access the tire sealant and
compressor kit: 1. Open the trunk.
2. Lift the cover. 3. Remove the bag.
4. Remove the tire sealant and
compressor kit from the bag.
To store the tire sealant and
compressor kit, reverse the steps.
Tire Changing
Removing the Spare Tire and
Tools
The jack and tools will be stored in
one of the following ways.
1. Jack
2. Retainer Nut
3. Fuel Funnel 4. Strap
5. Wrench
6. Tow Hook (If Equipped)
7. Tool Bag
1. Jack
2. Retainer Nut
3. Fuel Funnel
4. Tow Hook (If Equipped)
5. Strap
6. Wrench
To access the spare tire and tools:
1. Open the trunk.
2. Lift the spare tire cover and attach the handle to the
trunk edge.

Cadillac CT6 Owner Manual (GMNA-Localizing-U.S./Canada-11292458) -
2018 - crc - 2/15/17
372 VEHICLE CARE
17. Lower the jack all the way andremove the jack from under the
vehicle.
18. Tighten the wheel nuts firmly with the wheel wrench.
Storing a Flat or Spare Tire and
Tools
{Warning
Storing a jack, a tire, or other
equipment in the passenger
compartment of the vehicle could
cause injury. In a sudden stop or
collision, loose equipment could
strike someone. Store all these in
the proper place.
To store the flat tire and tools: 1. Open the trunk.
2. Replace the jack and tools as they were, originally, stored in
their container near the
spare tire.
3. Replace the spare tire cover.
4. Place the tire, lying flat, in the rear storage compartment. If there is a loop on the end of
the strap used to secure the flat
tire, go to Step 5. If there is not a
loop, go to Step 8.
5. Route the loop end of the
strap (3) through one of the
cargo tie-downs (1) in the rear of
the vehicle.
6. Route the hook (2) through the loop (3).
7. Pull the strap to tighten it around the cargo tie-down (1).
8. Route the hook end of the strap
through the wheel.
9. Attach the hook to the cargo tie-down in the rear of the
vehicle.
10. Tighten the strap.
The compact spare is for temporary
use only. Replace the compact spare
tire with a full-size tire as soon as
you can.

Cadillac CT6 Owner Manual (GMNA-Localizing-U.S./Canada-11292458) -
2018 - crc - 2/14/17
TECHNICAL DATA 403
Technical Data
Vehicle Identification
Vehicle IdentificationNumber (VIN) . . . . . . . . . . . . . . . . . . . 403
Service Parts Identification Label . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 403
Vehicle Data
Capacities and Specifications . . . . 404
Engine Drive Belt Routing . . . . . . . 406
Vehicle Identification
Vehicle Identification
Number (VIN)
This legal identifier is in the front
corner of the instrument panel, on the
driver side of the vehicle. It can be
seen through the windshield from
outside. The Vehicle Identification
Number (VIN) also appears on the
Vehicle Certification and Service Parts
labels and certificates of title and
registration.
Engine Identification
The eighth character in the VIN is the
engine code. This code identifies the
vehicle's engine, specifications, and
replacement parts. See “Engine
Specifications” underCapacities and
Specifications 0404 for the vehicle's
engine code.
Service Parts Identification
Label
There may be a label on the inside of
the trunk that contains the following
information:
. Vehicle Identification
Number (VIN)
. Model designation
. Paint information
. Production options and special
equipment
If there is no label, there is a barcode
on the certification label on the
center (B) pillar to scan for this same
information.

Cadillac CT6 Owner Manual (GMNA-Localizing-U.S./Canada-11292458) -
2018 - crc - 2/14/17
INDEX 433
Automatic (cont'd)Dimming Mirrors . . . . . . . . . . . . . . . . . . . 55
Door Locks . . . . . . . . . . . . . . . . . . . . . . . . . . 45
Forward Braking . . . . . . . . . . . . . . . . . . 262
Headlamp System . . . . . . . . . . . . . . . . 185
Transmission . . . . . . . . . . . . . . . . . . . . . . 231
Transmission Fluid . . . . . . . . . . . . . . . 310
Vehicle Hold Light . . . . . . . . . . . . . . . . 147
Automatic Transmission
Manual Mode . . . . . . . . . . . . . . . . . . . . . 233
Shift Lock Control FunctionCheck . . . . . . . . . . . . . . . . . . . . . . . . . . . . 327
Automatic Vehicle Hold (AVH) . . . . 237
B
Battery . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 135 Exterior Lighting BatterySaver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 189
Power Protection . . . . . . . . . . . . . . . . . . 189
Battery - North America . . . . . .324, 374
Battery Gauge High Voltage . . . . . . . . . . . . . . . . . . . . . . 135
Blade Replacement, Wiper . . . . . . . . . 327
Boost Gauge . . . . . . . . . . . . . . . . . . . . . . . . . 136
Brake Parking, Electric . . . . . . . . . . . . . . . . . . 235
System Warning Light . . . . . . . . . . . . 145
Brakes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 322
Antilock . . . . . . . . . . . . . . . . . . . . . . . . . . . 234 Brakes (cont'd)
Assist . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 236
Fluid . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 323
Regenerative Braking . . . . . . . . . . . . . 237
Braking . . . . . . . . . . . . . . . . . . . . . . . . .207, 208 Automatic Forward . . . . . . . . . . . . . . . 262
Braking System Front Pedestrian (FPB) . . . . . . . . . . . 264
Break-In, New Vehicle . . . . . . . . . . . . . . 216
Bulb Replacement . . . . . . . . . . . . . . . . . . 330
Headlamp Aiming . . . . . . . . . . . . . . . . 329
Headlamps . . . . . . . . . . . . . . . . . . . . . . . . 330
License Plate Lamps . . . . . . . . . . . . . . 330
Buying New Tires . . . . . . . . . . . . . . . . . . . 355C
Cadillac Premium Care
Maintenance . . . . . . . . . . . . . . . . . . . . . . 390
Calibration . . . . . . . . . . . . . . . . . . . . . . . . . . 122
California
Fuel Requirements . . . . . . . . . . . . . . . . 287
Perchlorate MaterialsRequirements . . . . . . . . . . . . . . . . . . . 297
California Proposition
65 Warning . . . . . . . . . . . . .297, 324, 374, Back Cover
Canadian Vehicle Owners . . . . . . . . . . . . . 2
Capacities and Specifications . . . . . . 404 Carbon Monoxide
Engine Exhaust . . . . . . . . . . . . . . . . . . . 230
Trunk . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
Winter Driving . . . . . . . . . . . . . . . . . . . . 211
Cargo Tie-Downs . . . . . . . . . . . . . . . . . . . . . . . . . 117
Caution, Danger, and Warning . . . . . . . . 2
Center Console Storage . . . . . . . . . . . . . 116
Chains, Tire . . . . . . . . . . . . . . . . . . . . . . . . . 360
Charge Cord . . . . . . . . . . . . . . . . . . . . . . . . . 279
Charging
Delay Override . . . . . . . . . . . . . . . . . . . . 275
Electrical Requirements . . . . . . . . . . 285
Plug-In . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 274
Programmable . . . . . . . . . . . . . . . . . . . . 152
Utility Interruption . . . . . . . . . . . . . . . 284
Wireless . . . . . . . . . . . . . . . . . . . . . . . . . . . 124
Charging Status Screens . . . . . . . . . . . . 275
Charging System Light . . . . . . . . . . . . . 142
Check Engine Light (Malfunction
Indicator) . . . . . . . . . . . . . . . . . . . . . . . . 143
Child Restraints Infants and Young Children . . . . . . . . 98
Lower Anchors and Tethersfor Children . . . . . . . . . . . . . . . . . . . . . . 103
Older Children . . . . . . . . . . . . . . . . . . . . . . 96
Securing . . . . . . . . . . . . . . . . . . . . . . 109, 111

Cadillac CT6 Owner Manual (GMNA-Localizing-U.S./Canada-11292458) -
2018 - crc - 2/14/17
442 INDEX
Tires (cont'd)Sealant and Compressor Kit,
Storing . . . . . . . . . . . . . . . . . . . . . . . . . . . 368
Sidewall Labeling . . . . . . . . . . . . . . . . . 342
Terminology and Definitions . . . . 345
Uniform Tire Quality Grading . . . . 357
Wheel Alignment and Tire
Balance . . . . . . . . . . . . . . . . . . . . . . . . . . 359
Wheel Replacement . . . . . . . . . . . . . . 359
When It Is Time for New
Tires . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 355
Winter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 341
Towing Driving Characteristics . . . . . . . . . . . 290
Equipment . . . . . . . . . . . . . . . . . . . . . . . . 294
General Information . . . . . . . . . . . . . . 290
Recreational Vehicle . . . . . . . . . . . . . . 378
Trailer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 293
Vehicle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 376
Traction Control System (TCS)/StabiliTrak Light . . . . . . . . . . . . . . . . 148
Off Light . . . . . . . . . . . . . . . . . . . . . . . . . . . 148
Traction Control/Electronic Stability Control . . . . . . . . . . . . . . . . . . . 239
Trailer Towing . . . . . . . . . . . . . . . . . . . . . . . . . . . . 293 Transmission
Automatic . . . . . . . . . . . . . . . . . . . . . . . . . 231
Fluid, Automatic . . . . . . . . . . . . . . . . . . 310
Transportation Program, Courtesy . . . . . . . . . . . . . . . . . . . . . . . . . . . 413
Trip Odometer . . . . . . . . . . . . . . . . . . . . . . 134
Trunk . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
Turn and Lane-Change Signals . . . . 186
U
Uniform Tire Quality Grading . . . . . . 357
Universal Remote System . . . . . . . . . . 179 Operation . . . . . . . . . . . . . . . . . . . . . . . . . . 181
Programming . . . . . . . . . . . . . . . . . . . . . . 179
Using This Manual . . . . . . . . . . . . . . . . . . . . 2
Utility Interruption of Charging . . . 284
V
Vehicle Alarm System . . . . . . . . . . . . . . . . . . . . . . . 51
Automatic Hold Light . . . . . . . . . . . . 147
Canadian Owners . . . . . . . . . . . . . . . . . . . . 2
Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . 207
Identification Number (VIN) . . . . . 403
Load Limits . . . . . . . . . . . . . . . . . . . . . . . 213
Messages . . . . . . . . . . . . . . . . . . . . . . . . . . 169
Personalization . . . . . . . . . . . . . . . . . . . 170
Remote Start . . . . . . . . . . . . . . . . . . . . . . . . 42
Security . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51 Vehicle (cont'd)
Service Soon Light . . . . . . . . . . . . . . . . 145
Speed Messages . . . . . . . . . . . . . . . . . . . 169
Towing . . . . . . . . . . . . . . . . . . . . . . . . . . . . 376
Vehicle Ahead Indicator . . . . . . . . . . . . 147
Vehicle Care Storing the Tire Sealant andCompressor Kit . . . . . . . . . . . . . . . . . . 368
Tire Pressure . . . . . . . . . . . . . . . . . . . . . . 347
Vehicle Data Recording and Privacy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 419
Vehicle Hold Automatic . . . . . . . . . . . . . . . . . . . . . . . . . 237
Vehicle Hold (AVH)
Automatic . . . . . . . . . . . . . . . . . . . . . . . . . 237
Vehicle Ready Light . . . . . . . . . . . . . . . . 151
Ventilation, Air . . . . . . . . . . . . . . . . . . . . . 203
Video Recorder . . . . . . . . . . . . . . . . . . . . . . 272
Visors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
Voltmeter Gauge . . . . . . . . . . . . . . . . . . . . 140
W
Warning Brake System Light . . . . . . . . . . . . . . . 145
Caution and Danger . . . . . . . . . . . . . . . . . 2
Lane Departure (LDW) . . . . . . . . . . . 270
Warning Lights, Gauges, and Indicators . . . . . . . . . . . . . . . . . . . . . . . . . . 126