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Cadillac XTS (2014 - 2015) Fuse Box Diagram

avatar Jonathan Yarden Feb 16, 2021 · 5 min. read

In this article you will find a description of fuses and relays Cadillac, with photos of block diagrams and their locations. Highlighted the cigarette lighter fuse (as the most popular thing people look for).
Get tips on blown fuses, replacing a fuse, and more.

Year of production: 2014, 2015

Engine Compartment Fuse Block

To remove the fuse block cover, squeeze the three retaining clips on the cover and lift it straight up.

Cadillac XTR - fuse box - engine compartment

J-Case Fuses Usage
6 Wiper
12 Starter
21 Rear Power Windows
22 Sunroof
24 Front Power Windows
25 Retained Accessory Power
26 Antilock Brake System Pump
27 Electric Parking Brake
28 Rear Window Defogger
41 Brake Vacuum Assist Pump
42 Cooling Fan K2
44 Headlamp Washer
45 Cooling Fan K1


Mini Fuses Usage
1 Transmission¬†Control Module ‚ÄĒ¬†Battery
2 Engine Control Module Battery
3 Air Conditioning Compressor Clutch
5 Engine Control Module Run/Crank
8 Ignition Coils ‚ÄĒ¬†Even (Six Cylinder¬†Engine)
9 Ignition Coils ‚ÄĒ Odd¬†(Six Cylinder¬†Engine)
10 Engine Control¬†Module ‚ÄĒ Switched¬†Battery (from Engine¬†Control Module¬†Relay)
11 Six Cylinder Engine: Post Catalytic Converter Oxygen Sensor Heater, Mass Air Flow Sensor, Flex Fuel Sensor
13 Run/Crank for Transmission Control Module and Fuel System Control Module
14 Right Rear Heated Seat
15 Left Rear Heated Seat
16 Vented Seats Run/Crank
17 Body Run/Crank
18 Autonet Run/Crank (Aftermarket)
20 Heated Steering Wheel
23 Variable Effort Steering
29 Passive Entry/Passive Start¬†Module ‚Äď Battery
30 All-Wheel Drive Module
31 Left Front Heated Seat
32 Body Control Module 6
33 Right Front Heated Seat
34 Antilock Brake System Valves
35 Amplifier
37 Right High Beam
38 Left High Beam
46 Cooling Fan Relay
47 Six Cylinder Engine: Pre Catalytic Converter Oxygen Sensor Heater, Canister Purge Solenoid
49 Right High Intensity Discharge Headlamp
50 Left High Intensity Discharge Headlamp
51 Horn
52 Cluster Run/Crank
53 Run/Crank for Inside Rearview Mirror, Rear Vision Camera
54 Run/Crank for Heating, Ventilation, and Air Conditioning
55 Outside Rearview Mirror, Universal Garage Door Opener, Front Window Switches
56 Windshield Washer
57 Steering Column Lock
60 Heated Mirror
62 Not Used
64 Adaptive Forward¬†Lighting (AFL)¬†Module ‚ÄĒ Battery
66 Trunk Release
67 Fuel System Control Module
69 Regulated Voltage Control Sensor
70 Vent Canister Solenoid
71 Memory Module


Mini Relays Usage
7 Engine Control Module
9 Cooling Fan
13 Cooling Fan
15 Run/Crank
17 Rear Window Defogger


Micro Relays Usage
1 Air Conditioning Compressor Clutch
2 Starter
4 Wiper Speed
5 Wiper Control
8 Run
10 Cooling Fan
14 Headlamp Low Beam

Instrument Panel Fuse Block

The instrument panel fuse block is located in the instrument panel, on the driver side of the vehicle. To access the fuses, open the fuse
panel door by pulling down at the top.

Cadillac XTR - fuse box - instrument panel

Fuses Usage
1 OnStar
2 Body Control Module 7
3 Body Control Module 5
4 Radio
5 Infotainment and Center Stack Displays, Head-up Display, Instrument Cluster, Rear Seat Entertainment
6 Power Outlet 1
7 Power Outlet 2
8 Body Control Module 1
9 Body Control Module 4
10 Body Control Module 8 (J-Case Fuse)
11 Front Heater Ventilation Air Conditioning/Blower (J-Case Fuse)
12 Passenger Seat (Circuit Breaker)
13 Driver Seat (Circuit Breaker)
14 Diagnostic Link Connector
15 Airbag
16 Glove Box
17 Heater Ventilation Air Conditioning Controller
18 Pre-Fuse for Fuses 1, 4, and 5
19 Electronic Steering Column Lock
20 Automatic Occupant Sensing
21 Spare
22 Steering Wheel Controls/Backlight
23 Body Control Module 3
24 Body Control Module 2
25 Column Lock Module
26 AC/DC Inverter


Relays Usage
R1 Glove Box Relay
R2 Logistic Relay
R3 Retained Accessory Power/Accessory Relay

Rear Compartment Fuse Block

The rear compartment fuse block is located on the left side of the trunk behind a cover.

Cadillac XTR - fuse box - rear compartment

Fuse Number Usage
F01 Not Used
F02 Not Used
F03 Not Used
F04 Leveling Compressor
F05 Not Used
F06 Not Used
F07 Not Used
F08 Front Courtesy Lamps
F09 Not Used
F10 Not Used
F11 Not Used
F12 Not Used
F13 Not Used
F14 Not Used
F15 Not Used
F16 Not Used
F17 Not Used
F18 Semi-active Damping System
F19 Universal Garage Door Opener/Rain, Light and Humidity Sensor
F20 Shunt
F21 Side Blind Zone
F22 Not Used
F23 All-Wheel Drive
F24 Not Used
F25 Not Used
F26 Not Used
F27 Not Used
F28 Not Used
F29 Not Used
F30 Front Camera
F31 Ultrasonic Rear Parking Assist/Lane Departure
F32 Not Used
F33 Not Used
F34 Not Used
F35 Not Used
F36 Not Used
F37 Not Used


Relays Usage
K1 Not used
K2 Front Courtesy Lamps Relay
K3 Leveling Compressor Relay
K4 Logic

WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.

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