2021 CADILLAC CT5 fuses

Cadillac CT5 Owner Manual (GMNA-Localizing-U.S./Canada-14584312) -
2021 - CRC - 11/23/20
VEHICLE CARE 339
FusesUsage
13 –
14 –
15 –
16 –
17 –
18 Display/Infotainment/ USB/Multi-function
control module
19 Airbag/ Automatic occupant sensing /
Data link connection/
Wireless charging
module/ Virtual key
module
20 Power steering column module/
Electronic steering
column lock 2
21 Driver monitor system/Performance
data recorder
22 –
23 –
24 – Fuses
Usage
25 USB
26 –
27 –
28 –
29 –
30 –
31 Headlamp level
32 –
33 Body ignition/IP ignition
34 Exhaust valve
35 Transmission control module ignition/
Engine control
module ignition/Shift
ignition/Brake
ignition
36 Shift module
37 Body control module 1/Electronic
park brake switch
38 Center stack module Fuses
Usage
39 Steering wheel controls
40 Body control module 2
41 Body control module 3
42 Body control module 4
Circuit
Breakers Usage
CB1 Auxiliary power outlet 1
CB2 Auxiliary power outlet 2
Relays Usage
1 Run after park/ Accessory
2 Run crank
3 –
4 –
5 –

Cadillac CT5 Owner Manual (GMNA-Localizing-U.S./Canada-14584312) -
2021 - CRC - 11/23/20
340 VEHICLE CARE
Rear Compartment Fuse
Block
The rear compartment fuse block is
behind a cover on the driver side of
the rear compartment.
The vehicle may not be equipped with
all of the fuses, relays, and features
shown.
FusesUsage
1 Remote function actuator Fuses
Usage
2 –
3 Driver heated seat
4 Fuel tank zone module
5 –
6 –
7 –
8 –
9 –
10 Motor seat belt passenger
11 Canister vent solenoid
12 Sunroof
13 –
14 –
15 Passenger heated seat
16 –
17 Electronic suspension control

Cadillac CT5 Owner Manual (GMNA-Localizing-U.S./Canada-14584312) -
2021 - CRC - 11/23/20
VEHICLE CARE 341
FusesUsage
18 –
19 Motor seat belt driver
20 Rear defog
21 DC to DC transformer 2
22 Driver power window / Door handle switch
23 External object calculating module/
Front camera
module/High
definition
localization/Short
range radar
24 Passenger power window / Door
handle switch
25 –
26 –
27 Rear drive control module
28 –
29 – Fuses
Usage
30 –
31 DC to DC transformer 1
32 Transfer case electronic control
33 Central gateway module/Side blind
zone alert
34 Video processing module
35 Hands free closure release
36 Exterior lighting module 2
37 Passenger memory seat module
38 –
39 Right front/Right rear window
40 –
41 –
42 Amplifier
43 Park assist module Fuses
Usage
44 Driver memory seat module
45 OnStar
46 –
47 –
48 –
49 –
50 Driver seat
51 Left front/Left rear window
52 Passenger seat
Relays Usage
53 –
54 –
55 Run

Cadillac CT5 Owner Manual (GMNA-Localizing-U.S./Canada-14584312) -
2021 - CRC - 11/23/20
INDEX 425
DoorAjar Light . . . . . . . . . . . . . . . . . . . . . . . . . 113
Delayed Locking . . . . . . . . . . . . . . . . . . . 17
Locks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Power Locks . . . . . . . . . . . . . . . . . . . . . . . . 17
Drive Belt Routing, Engine . . . . . . . . . 400
Drive Systems All-Wheel Drive . . . . . . . . . . . . . 237, 331
Driver Teen . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 189
Driver Assistance Systems . . . . . . . . . 275
Driver Information
Center (DIC) . . . . . . . . . . . . . . . . . .113, 116
Driver Mode Control . . . . . . . . . . . . . . . . 242
Driver Mode Control Light . . . . . . . . . 109
Driving Assistance Systems . . . . . . . . . . . . . . . 285
Better Fuel Economy . . . . . . . . . . . . . 209
Characteristics andTowing Tips . . . . . . . . . . . . . . . . . . . . . 301
Competitive . . . . . . . . . . . . . . . . . . . . . . . 247
Defensive . . . . . . . . . . . . . . . . . . . . . . . . . . 210
Hill and Mountain Roads . . . . . . . . 217
If the Vehicle is Stuck . . . . . . . . . . . . 219
Impaired . . . . . . . . . . . . . . . . . . . . . . . . . . . 210
Loss of Control . . . . . . . . . . . . . . . . . . . . 212
Off-Road Recovery . . . . . . . . . . . . . . . . 212 Driving (cont'd)
Track Events and
Competitive . . . . . . . . . . . . . . . . . . . . . . 213
Vehicle Load Limits . . . . . . . . . . . . . . 219
Wet Roads . . . . . . . . . . . . . . . . . . . . . . . . . 217
Winter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 218
Dual Automatic Climate
Control System . . . . . . . . . . . . . . . . . . . . 202
E
Electric Brake Boost . . . . . . . . . . . . . . . . 237
Electric Parking Brake . . . . . . . . . . . . . . 238
Electric Parking Brake Light . . . . . . . 106
Electrical Equipment, Add-On . . . . . 307
Electrical SystemEngine Compartment FuseBlock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 335
Fuses and Circuit Breakers . . . . . . . 334
Instrument Panel Fuse Block . . . . 337
Overload . . . . . . . . . . . . . . . . . . . . . . . . . . . 334
Rear Compartment Fuse Block . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 340
Emergency OnStar . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 415
Engine Air Cleaner/Filter . . . . . . . . . . . . . . . . . 320
Check Light (Malfunction
Indicator) . . . . . . . . . . . . . . . . . . . . . . . . 103 Engine (cont'd)
Compartment Overview . . . . . . . . . . 313
Coolant Temperature
Gauge . . . . . . . . . . . . . . . . . . . . . . 100, 101
Coolant Temperature Warning Light . . . . . . . . . . . . . . . . . . . 109
Cooling System . . . . . . . . . . . . . . . . . . . 322
Drive Belt Routing . . . . . . . . . . . . . . . . 400
Exhaust . . . . . . . . . . . . . . . . . . . . . . . . . . . . 231
Heater . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 227
Oil Life System . . . . . . . . . . . . . . . . . . . . 318
Oil Pressure Light . . . . . . . . . . . . . . . . . 110
Overheating . . . . . . . . . . . . . . . . . . . . . . . 326
Power Messages . . . . . . . . . . . . . . . . . . 123
Running While Parked . . . . . . . . . . . 231
Starting . . . . . . . . . . . . . . . . . . . . . . . . . . . . 225
Engine Air Filter Life System . . . . . . 319
Entry Lighting . . . . . . . . . . . . . . . . . . . . . . 137
Equipment, Towing . . . . . . . . . . . . . . . . . 306
Event Data Recorders . . . . . . . . . . . . . . 412
Exit Lighting . . . . . . . . . . . . . . . . . . . . . . . . 138
Extended Parking . . . . . . . . . . . . . . . . . . . 230
Extender, Seat Belt . . . . . . . . . . . . . . . . . . 53
Exterior Lamp Controls . . . . . . . . . . . . 132
Exterior Lamps Off Reminder . . . . . . 134
Exterior Lighting Battery Saver . . . . 139

Cadillac CT5 Owner Manual (GMNA-Localizing-U.S./Canada-14584312) -
2021 - CRC - 11/23/20
426 INDEX
F
Filter,Engine Air Cleaner . . . . . . . . . . . . . . . . 320
Flash-to-Pass . . . . . . . . . . . . . . . . . . . . . . . . 134
Flashers, Hazard Warning . . . . . . . . . . 135
Flat Tire . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 361
Floor Mats . . . . . . . . . . . . . . . . . . . . . . . . . . . 379
Fluid Automatic Transmission . . . . . . . . . 319
Brakes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 329
Washer . . . . . . . . . . . . . . . . . . . . . . . . . . . . 327
Folding Mirrors . . . . . . . . . . . . . . . . . . . . . . 27
Forward Collision Alert (FCA) System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 285
Frequency Statement Radio . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 410
Front Pedestrian Braking (FPB) System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 289
Front Seats
Heated and Ventilated . . . . . . . . . . . . 42
Fuel Additives . . . . . . . . . . . . . . . . . . . . . . . . . . 298
Economy, Driving for Better . . . . . 209
Filling a Portable FuelContainer . . . . . . . . . . . . . . . . . . . . . . . . 300
Filling the Tank . . . . . . . . . . . . . . . . . . . 298
Foreign Countries . . . . . . . . . . . . . . . . . 298
Gauge . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100 Fuel (cont'd)
Low Fuel Warning Light . . . . . . . . . 111
Management, Active . . . . . . . . . . . . . . 230
Prohibited Fuels . . . . . . . . . . . . . . . . . . 298
Recommended . . . . . . . . . . . . . . . . . . . . 297
Top Tier . . . . . . . . . . . . . . . . . . . . . . . . . . . 297
Fuses
Engine Compartment FuseBlock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 335
Fuses and Circuit Breakers . . . . . . . 334
Instrument Panel Fuse Block . . . . 337
Rear Compartment Fuse Block . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 340
G
Garage Door Opener . . . . . . . . . . . . . . . . 128Programming . . . . . . . . . . . . . . . . . . . . . . 129
Gas Strut(s) . . . . . . . . . . . . . . . . . . . . . . . . . 332
Gauges Engine CoolantTemperature . . . . . . . . . . . . . . . 100, 101
Fuel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100
Odometer . . . . . . . . . . . . . . . . . . . . . . . . . . . 99
Speedometer . . . . . . . . . . . . . . . . . . . . . . . 99
Tachometer . . . . . . . . . . . . . . . . . . . . . . . . 99
Trip Odometer . . . . . . . . . . . . . . . . . . . . . 99
Warning Lights and Indicators . . . 93 General Information
Service and Maintenance . . . . . . . . 381
Towing . . . . . . . . . . . . . . . . . . . . . . . . . . . . 300
Vehicle Care . . . . . . . . . . . . . . . . . . . . . . . 309
Global Positioning System (GPS) . . . . . . . . . . . . . . . . . . . . . . 167
Glove Box . . . . . . . . . . . . . . . . . . . . . . . . . . . . 83
GM Mobility Reimbursement
Program . . . . . . . . . . . . . . . . . . . . . . . . . . . . 404
Guidance Problems with the Route . . . . . . . . . 168
H
Hazard Warning Flashers . . . . . . . . . . 135
HD Radio Technology . . . . . . . . . . . . . . 149
Head Restraints . . . . . . . . . . . . . . . . . . . . . . 36
Head-up Display . . . . . . . . . . . . . . . . . . . . 118
Headlamps
Aiming . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 333
Automatic . . . . . . . . . . . . . . . . . . . . . . . . . 134
Daytime RunningLamps (DRL) . . . . . . . . . . . . . . . . . . . . 134
Flash-to-Pass . . . . . . . . . . . . . . . . . . . . . . 134
High-Beam On Light . . . . . . . . . . . . . . 111
High/Low Beam Changer . . . . . . . . . 134
Lamps On Reminder . . . . . . . . . . . . . . 112
Heated Steering Wheel . . . . . . . . . . . . . . . . . . . . . 87