
Black plate (42,1)Cadillac CTS/CTS-V Owner Manual - 2013 - crc2 - 8/22/12
10-42 Vehicle Care
J-CaseFuses Usage
6 Cooling Fan 2
7 Cooling Fan 1
8 Starter
9 Not Used
10 Antilock Brake System Motor
13 Not Used
14 Electric Parking Brake
15 Not Used
16 Not Used
17 Blower Motor
18 Rear Window Defogger
37 Magnetic Ride/ Suspension Control 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 Windshield Washer Pump
42 Right Daytime Running Lamp
44 Left Daytime Running Lamp (HID) Relays Usage
45 Front Fog Lamps (HID Only)
48 High‐Beam Headlamps
49 Low‐Beam Headlamps (HID)
53 Not Used
63 Main Ignition
66 Windshield Wipers
67 Powertrain
68 Windshield Wipers High Speed
Engine Compartment
Fuse Block (CTS Wagon)
This fuse block is on the left side of
the engine compartment.

Black plate (44,1)Cadillac CTS/CTS-V Owner Manual - 2013 - crc2 - 8/22/12
10-44 Vehicle Care
Mini‐Fuses Usage27 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) Mini‐Fuses Usage
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 Mini‐Fuses Usage
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)

Black plate (46,1)Cadillac CTS/CTS-V Owner Manual - 2013 - crc2 - 8/22/12
10-46 Vehicle Care
RelaysUsage
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 Relays
Usage
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
Engine Compartment
Fuse Block (CTS-V
Wagon)
The underhood 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.

Black plate (47,1)Cadillac CTS/CTS-V Owner Manual - 2013 - crc2 - 8/22/12
Vehicle Care 10-47
Mini-Fuses Usage11 Not Used
19 Antilock Braking System (ABS)
22 Display
23 Sunroof Mini-Fuses Usage
24 Body Control Module 1
25 Automatic Forward Lighting System
(HID Only)
26 Body Control Module 5 Mini-Fuses Usage
27 Body Control Module 4
28 Navigation Motor
29 Not Used
30 Transmission Control Module
Battery
31 Horn
33 Not Used
34 Pedestrian Protection System
(Export Only)
35 Body Control Module 3
36 Body Control Module 2
38 Headlamp Washer (HID Only)
40 Not Used
41 Air Conditioning Compressor Clutch

Black plate (49,1)Cadillac CTS/CTS-V Owner Manual - 2013 - crc2 - 8/22/12
Vehicle Care 10-49
J-CaseFuses Usage
9 Not Used
10 Antilock Brake System Motor
13 Not Used
14 Electric Parking Brake
15 Not Used
16 Not Used
17 Blower Motor
18 Rear Window Defogger
37 Magnetic Ride/ Suspension Control
Relays Usage 1 Cooling Fan 2
2 Cooling Fan 1
3 Starter Relays Usage
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
44 Left Daytime Running Lamp (HID)
45 Front Fog Lamps (HID Only)
48 High-Beam Headlamps Relays Usage
49 Low-Beam Headlamps (HID)
53 Not Used
63 Main Ignition
66 Windshield Wipers
67 Powertrain
68 Windshield Wipers High Speed
Rear Compartment Fuse
Block (CTS Coupe and
Sedan)
The rear compartment fuse block is
on top of the battery, on the right
side of the trunk. The battery access
door must be removed to access
the fuse block.
The vehicle may not be equipped
with all of the fuses, relays, and
features shown.

Black plate (13,1)Cadillac CTS/CTS-V Owner Manual - 2013 - crc2 - 8/22/12
Service and Maintenance 11-13
Recommended Fluids, Lubricants, and Parts
Recommended Fluids and Lubricants
UsageFluid/Lubricant
Engine Oil Use only engine oil licensed to the dexos1 specification, or equivalent, of
the proper SAE viscosity grade. ACDelco dexos1 Synthetic Blend is
recommended. See Engine Oil on page 10‑9.
Engine Coolant 50/50 mixture of clean, drinkable water and use only DEX-COOL Coolant.
See Engine Coolant on page 10‑17.
Hydraulic Brake System DOT 3 Hydraulic Brake Fluid (GM Part No. 88863461, in Canada 88863462).
Windshield Washer Automotive windshield washer fluid that meets regional freeze protection requirements.
Hydraulic Power Steering System GM Power Steering Fluid (GM Part No. 89021184, in Canada 89021186). Hydraulic Clutch System DOT 4 Hydraulic Clutch Fluid (GM Part No. 88958860, in Canada 88901244).
Manual Transmission (CTS) SAE 75W-90 GL5 Gear Oil (GM Part No. 88862475, in Canada 88862476).
Manual Transmission (CTS-V) Manual Transmission Fluid (GM Part No. 88861800, in Canada 88861801). Automatic Transmission DEXRON
®-VI Automatic Transmission Fluid.
Transfer Case (All-Wheel Drive) Transfer Case Fluid (GM Part No. 88861950, in Canada 88861951).

Black plate (3,1)Cadillac CTS/CTS-V Owner Manual - 2013 - crc2 - 8/22/12
INDEX i-3
CleaningExterior Care . . . . . . . . . . . . . . 10-105
Interior Care . . . . . . . . . . . . . . . 10-108
Climate Control Systems Dual Automatic . . . . . . . . . . . . . . . . 8-1
Clock . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-9
Cluster, Instrument . . . . . . . . . . . . 5-11
Clutch, Hydraulic . . . . . . . . . . . . . 10-13
Collision Damage Repair . . . . . 13-14
Compact Spare Tire . . . . . . . . . . 10-98
Compass . . . . . . . . . . . . . . . . . . . . . . . 5-7 Messages . . . . . . . . . . . . . . . . . . . . 5-33
Competitive Driving . . . . . . . . . . . . . 9-5
Competitive Driving Mode . . . . . 9-37
Compressor Kit, Tire Sealant . . . . . . . . . . . . . . . . . . . . . . 10-82
Connections OnStar
®. . . . . . . . . . . . . . . . . . . . . . 14-3
Control of a Vehicle . . . . . . . . . . . . . 9-3
Convenience Net . . . . . . . . . . . . . . . 4-5
Convex Mirrors . . . . . . . . . . . . . . . . 2-26 Coolant
Engine . . . . . . . . . . . . . . . . . . . . . . 10-17
Engine Temperature
Gauge . . . . . . . . . . . . . . . . . . . . . . 5-16
Engine Temperature Warning Light . . . . . . . . . . . . . . . 5-24
Cooling System . . . . . . . . . . . . . . . 10-16
Engine Messages . . . . . . . . . . . . 5-34
Courtesy Transportation Program . . . . . . . . . . . . . . . . . . . . . 13-13
Cover
Cargo . . . . . . . . . . . . . . . . . . . . . . . . . . 4-2
Engine . . . . . . . . . . . . . . . . . . . . . . . . 10-8
Cruise Control . . . . . . . . . . . . . . . . . 9-39 Light . . . . . . . . . . . . . . . . . . . . . . . . . . 5-27
Messages . . . . . . . . . . . . . . . . . . . . 5-34
Cupholders . . . . . . . . . . . . . . . . . . . . . 4-1
Customer Assistance . . . . . . . . . . 13-5 Offices . . . . . . . . . . . . . . . . . . 13-4, 13-5
Text Telephone (TTY)Users . . . . . . . . . . . . . . . . . . . . . . . 13-5
Customer Information Service PublicationsOrdering Information . . . . . . 13-16
Customer Satisfaction
Procedure . . . . . . . . . . . . . . 13-1, 13-3
D
Damage Repair, Collision . . . . . 13-14
Danger, Warnings, andCautions . . . . . . . . . . . . . . . . . . . . . . . . iv
Data Recorders, Event . . . . . . . 13-19
Daytime Running Lamps (DRL) . . . . . . . . . . . . . . . . . . 6-2
Defensive Driving . . . . . . . . . . . . . . . 9-3
Delayed Locking . . . . . . . . . . . . . . . 2-15
Devices Auxiliary . . . . . . . . . . . . . . . . . . . . . . 7-34
Diagnostics OnStar
®. . . . . . . . . . . . . . . . . . . . . . 14-5
Distracted Driving . . . . . . . . . . . . . . . 9-2
Door Ajar Messages . . . . . . . . . . . . . . . 5-34
Central Door Unlocking
System . . . . . . . . . . . . . . . . . . . . . . 2-15
Delayed Locking . . . . . . . . . . . . . . 2-15
Locks . . . . . . . . . . . . . . . . . . . 2-12, 2-13
Power Locks . . . . . . . . . . . . . . . . . . 2-15
Drive Belt Routing, Engine . . . . . 12-5
Drive Systems All-Wheel Drive . . . . . . . 10-27, 9-31
Driver Information
Center (DIC) . . . . . . . . . . . . . . . . . 5-27

Black plate (6,1)Cadillac CTS/CTS-V Owner Manual - 2013 - crc2 - 8/22/12
i-6 INDEX
H
Halogen Bulbs . . . . . . . . . . . . . . . . 10-31
Hard Drive Device (HDD) . . . . . . 7-27
Hazard Warning Flashers . . . . . . . 6-5
Head Restraints . . . . . . . . . . . . . . . . 3-2Active . . . . . . . . . . . . . . . . . . . . . . . . . 3-3
Headlamps
Adaptive ForwardLighting (AFL) . . . . . . . . . . . . . . . . 6-4
Aiming . . . . . . . . . . . . . . . . . . . . . . 10-31
Automatic . . . . . . . . . . . . . . . . . . . . . . 6-3
Bulb Replacement . . . . . . . . . . 10-31
Daytime Running Lamps (DRL) . . . . . . . . . . . . . . . . . 6-2
Flash-to-Pass . . . . . . . . . . . . . . . . . . 6-2
High Intensity Discharge (HID) Lighting . . . . . . . . . . . . . 10-32
High-Beam On Light . . . . . . . . . . 5-26
High/Low Beam Changer . . . . . . 6-2
Lamps On Reminder . . . . . . . . . 5-26
Washer . . . . . . . . . . . . . . . . . . . . . . . . 5-7
Heated Steering Wheel . . . . . . . . . . . . . . . . 5-4
Heated and Ventilated Front Seats . . . . . . . . . . . . . . . . . . . . . . . . . 3-9
Heated Mirrors . . . . . . . . . . . . . . . . . 2-27 Heater
Engine Coolant . . . . . . . . . . . . . . . 9-21
High-Beam On Light . . . . . . . . . . . 5-26
High-Speed Operation . . . . . . . . 10-67
Highway Hypnosis . . . . . . . . . . . . . . 9-7
Hill and Mountain Roads . . . . . . . . 9-7
Hood . . . . . . . . . . . . . . . . . . . . . . . . . . 10-4
Horn . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-4
How to Wear Safety Belts Properly . . . . . . . . . . . . . . . . . . . . . . 3-13
Hydraulic Clutch . . . . . . . . . . . . . . 10-13
I
Ignition Positions . . . . . . . . 9-15, 9-17
Ignition Transmission Lock
Check . . . . . . . . . . . . . . . . . . . . . . . 10-28
Immobilizer . . . . . . . . . . . . . . . . . . . . 2-23
Infants and Young Children, Restraints . . . . . . . . . . . . . . . . . . . . 3-35
Infotainment . . . . . . . . . . . . . . . . . . . . 7-1
Instrument Cluster . . . . . . . . . . . . . 5-11
Instrument Panel Storage Area . . . . . . . . . . . . . . . . . . 4-1
Introduction . . . . . . . . . . . . . . . . . . . . . . . iii
J
Jump Starting . . . . . . . . . . . . . . . . . 10-99
K
Key and Lock Messages . . . . . . . 5-36
Keyless Entry Remote (RKE) System . . . 2-4, 2-6
Keys . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1
L
Labeling, Tire Sidewall . . . . . . . . 10-61
Lamps Daytime Running (DRL) . . . . . . . 6-2
Exterior Controls . . . . . . . . . . . . . . . 6-1
Exterior Lamps OffReminder . . . . . . . . . . . . . . . . . . . . 6-2
Exterior Lighting Battery Saver . . . . . . . . . . . . . . . . . . . . . . . . 6-9
License Plate . . . . . . . . 10-32, 10-33
Malfunction Indicator . . . . . . . . . 5-19
Messages . . . . . . . . . . . . . . . . . . . . 5-39
On Reminder . . . . . . . . . . . . . . . . . 5-26
Reading . . . . . . . . . . . . . . . . . . . . . . . 6-6
Lap-Shoulder Belt . . . . . . . . . . . . . 3-14