Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCADILLAC2013CTS WAGON AWD V6-3.0LREPAIR AND DIAGNOSISPOWER AND GROUND DISTRIBUTIONFUSELOCATIONSENGINE COMPARTMENT FUSE BLOCK
2013 Cadillac CTS Wagon AWD V6-3.0L
Engine Compartment Fuse Block
2013 Cadillac CTS Wagon AWD V6-3.0LSECTION Engine Compartment Fuse Block
Engine Compartment Fuse Block
The fuse block is on the left side of the engine compartment.
Lift the fuse block cover to access the fuses.
The vehicle may not be equipped with all of the fuses and relays shown.
Notice: Spilling liquid on any electrical component on the vehicle may damage it. Always keep the covers on any electrical component.
Mini-Fuses Usage
11 Not Used
19 Antilock Braking System (ABS)
22 Display
23 Not Used
24 Body Control Module 1
25 Automatic Forward Lighting System (HID Only)
26 Body Control Module 5
27 Body Control Module 4
28 Navigation Motor
29 All-Wheel Drive
30 Transmission Control Module Battery
31 Horn
33 Left Low-Beam Headlamp (Domestic Non-HID Only)
34 Pedestrian Protection System (Export Only)
35 Body Control Module 3
36 Body Control Module 2
38 Headlamp Washer (HID Only)
40 Right Low-Beam Headlamp (Domestic Non-HID Only)
41 Air Conditioning Compressor Clutch
43 Low-Beam Daytime Running Lamps (non-HID), Left Daytime Running Lamps (HID), Left Trailer Turn Signal (Export Only)
46 Left High-Beam Headlamp
47 Right High-Beam Headlamp
50 Right Daytime Running Lamp
51 Airbag System Ignition Switch
52 Engine Control Module Ignition, Transmission Control Module Ignition
54 Power Moding (Immobilizer Module, Ignition Switch)
55 Not Used
56 Windshield Wipers
57 Right Low-Beam (HID Only)
58 Daytime Running Lamps (non-HID), Left Low-Beam (HID Only)
59 Right Daytime Running Lamp (HID Only), Right Trailer Turn Signal (Export Only)
60 Instrument Panel Auxiliary Power Outlet
61 Air Quality Sensor, Inside Rear View Mirror, Rear Camera
62 Ignition
64 Steering Wheel Illumination
65 Front Fog Lamps (HID Only)
69 Body Control Module 6, Body Control Module 7
70 Emissions 1
71 Even Ignition Coils
72 Engine Control Module
73 Emissions 2
74 Odd Ignition Coils
75 Transmission Output Speed Sensor, Brake Vacuum Relay
76 Spare
77 Spare
78 Spare
79 Spare
80 Spare
81 Spare
J-Case Fuses Usage
6 Cooling Fan 2
7 Cooling Fan 1
8 Starter
9 Brake Vacuum Pump
10 Antilock Brake System Motor
13 Not Used
14 Electric Parking Brake
15 Not Used
16 Not Used
17 Blower Motor
18 Transmission Control Module Battery
37 Trailer (Export Only)
Relays Usage
1 Cooling Fan 2
2 Cooling Fan 1
3 Starter
4 Rear Window Defogger
5 Instrument Panel Auxiliary Power Outlet
12 Horn
20 Headlamp Washer (HID Only)
21 Cooling Fan (Series/Parallel)
32 Air Conditioning Compressor Clutch
39 Not Used
42 Right Daytime Running Lamp, Trailer Turn Signal
44 Low-Beam (non-HID), Left Daytime Running Lamps (HID), Left Trailer Turn Signal (Export Only)
45 Front Fog Lamps (HID Only)
48 High-Beam Headlamps
49 Daytime Running Lamps (Non-HID), Low-Beam Headlamps (HID)
53 Not Used
63 Main Ignition
66 Windshield Wipers
67 Powertrain
68 Windshield Wipers High Speed
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.