The Cadillac SRX, spanning the years 2010 to 2016, is a luxury crossover SUV recognized for its stylish design, comfort, and advanced technological features. Its electrical system, which includes the fuse box and relay components, is crucial for ensuring the vehicle’s operational efficiency and reliability.
The fuse box in the Cadillac SRX houses various fuses that safeguard specific electrical circuits throughout the vehicle. These circuits power essential components such as the engine control module, lighting systems, infotainment features, climate control, and more. Fuses are designed to interrupt the flow of electricity in case of an overload or short circuit, thereby protecting associated components from damage.
Relays in the Cadillac SRX serve as electrically operated switches responsible for controlling high-current circuits. They facilitate the precise activation and deactivation of functions such as the starter motor, fuel pump, air conditioning compressor, and power-operated features like windows and seats. Efficient management of power distribution by relays ensures optimal performance and reliability of these systems.
Regular maintenance of the fuse box and relays is essential to ensure the Cadillac SRX operates smoothly. This includes inspecting fuses for signs of wear or damage, ensuring relay connections are secure, and promptly addressing any electrical issues that may arise. Proper care of these components helps maintain the vehicle’s electrical integrity, enhancing safety and driving comfort in the Cadillac SRX 2010-2016.
MUST READ: DYI – How to Check Car Fuses?
(2010-2016) Cadillac SRX fuse box and relay with Diagram
WARNING
- Never replace a fuse with one that has a higher amperage rating.
- A fuse with a too-high amperage could damage the electrical part and cause a fire.
- On no account should fuses be repaired (e.g. patched up with tin foil or wire) as this may cause serious damage elsewhere in the electrical circuit or cause a fire.
- If a fuse blows repeatedly, do not keep replacing it. Instead, have the cause for the repeated short circuit or overload tracked and fixed.
- Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.
Cadillac SRX 2010-2016 fuse assignment
- Cigar lighter / power outlet fuses in the Cadillac SRX are located in the Instrument panel fuse box (see fuses “APO‐IP” (Auxiliary Power Outlet ‐ Instrument Panel) and “APO‐CNSL” (Auxiliary Power Outlet ‐ Floor Console)) and in the Luggage compartment fuse box (see fuse “AUX PWR” (Auxiliary Power Outlet)).
Year of production: 2010, 2011, 2012, 2013, 2014, 2015, 2016
Passenger compartment fuse box
Fuse Box Location
It is located under the instrument panel (on the passenger’s side), behind the cover on the central console.
Fuse box diagram
2010-2011
2012-2016
Assignment of the fuses and relays in the Instrument panel
| Name | Description |
|---|---|
| Mini Fuses | |
| DISPLY | Display |
| S/ROOF | Sun Roof |
| RVC MIRR | Rear Vision Camera Mirror |
| UHP | Universal Handsfree Phone |
| RDO | Radio |
| APO ‐ IP | Auxiliary Power Outlet ‐ Instrument Panel |
| APO ‐ CNSL | Auxiliary Power Outlet ‐ Floor Console |
| BCM 3 | Body Control Module 3 |
| BCM 4 | Body Control Module 4 |
| BCM 5 | Body Control Module 5 |
| ONSTAR | OnStar® System (If Equipped) |
| RAIN SNSR | Rain Sensor |
| BCM 6 | Body Control Module 6 |
| ESCL | Electronic Steering Column Lock |
| AIRBAG | Sensing and Diagnostic Module |
| DLC | Data Link Connection |
| IPC | Instrument Panel Cluster |
| STR WHL SW | Steering Wheel Switch |
| BCM 1 | Body Control Module 1 |
| BCM 2 | Body Control Module 2 |
| AMP/RDO | Amplifier/Radio |
| HVAC | Heating Ventilation & Air Conditioning |
| J-Case Fuses | |
| BCM 8 | Body Control Module 8 |
| FRT BLWR | Front Blower |
| Relays | |
| LOGIC RLY | Logistics Relay |
| RAP/ACCY RLY | Retained Accessory Power/Accessory Relay |
| Breakers | |
| HTR DR | Heated Driver Seat |
| HTR PAS | Heated Passenger Seat |
Fuse Box in the engine compartment
Fuse Box Location
Fuse box diagram
Assignment of the fuses and relays in the engine compartment
| № | Description |
|---|---|
| Mini Fuses | |
| 1 | Engine Control Module Battery |
| 2 | Transmission Control Module Battery |
| 3 (2010-2011) | Mass Air Flow Sensor (Mini Fuse) |
| 4 | Not Used |
| 5 | Engine Control Module Run Crank |
| 7 | Post–Catalytic Converter O2 Sensor |
| 8 | Pre–Catalytic Converter O2 Sensor |
| 9 | Engine Control Module Powertrain |
| 10 | Fuel Injectors–Even |
| 11 | Fuel Injectors–Odd |
| 13 | Washer |
| 16 | Instrument Panel Cluster/Malfunction Indicator Lamp/Ignition |
| 17 | Air Quality Sensor |
| 18 | Headlamp Washer |
| 19 | Transmission Control Module Run Crank |
| 20 | Rear Electrical Center Run Crank |
| 23 | 2010-2011: Heater Motor |
| 30 | Switch Back Light |
| 32 | Battery Sense (Regulated Voltage Control) |
| 33 | Adaptive Forward Lighting / Adaptive Headlamp Leveling Module |
| 34 | Body Control Module 7 |
| 35 | Electronic Brake Control Module |
| 36 | Air Conditioning Compressor Clutch |
| 46 | Low Beam Headlamp‐Right |
| 47 | Low Beam Headlamp‐Left |
| 50 | Front Fog Lamps |
| 51 | Horn |
| 52 | Fuel System Control Module |
| 53 | Headlamp Level |
| 54 | Sensing Diagnostic Module Ignition |
| 55 | High Beam Headlamp–Right |
| 56 | High Beam Headlamp–Left |
| 57 | Ignition Steering Column Lock |
| 65 | Trailer Right Stop Lamp |
| 66 | Trailer Left Stop Lamp |
| 67-72 | Spare fuses |
| J-Case Fuses | |
| 6 | Wiper |
| 12 | Vacum Pump |
| 24 | Anitlock Brake System Pump |
| 25 | Rear Electrical Center 1 |
| 26 | Rear Electrical Center 2 |
| 27 | Not Used |
| 41 | Cooling Fan 2 |
| 42 | Starter |
| 43 | Not Used |
| 44 | Not Used |
| 45 | Cooling Fan 1 |
| 59 | 2010-2011: Secondary AIR Pump |
| Mini Relays | |
| 7 | Powertrain |
| 9 | Cooling Fan 2 |
| 13 | Cooling Fan 1 |
| 15 | Run/Crank |
| 16 | 2010-2011: Secondary AIR Pump |
| Micro Relays | |
| 2 | Vacuum Pump |
| 4 | Wiper Control |
| 5 | Wiper Speed |
| 10 | Starter |
| 12 | Cool Fan 3 |
| 14 | Low Beam/HID |
| U-Micro Relays | |
| 3 (2012-2016) | Air Conditioning Compressor Clutch (Relay) |
| 8 | Headlamp Washer |
Fuse Box in the luggage compartment
Fuse Box Location
It is located in the left side of the trunk, behind the cover.
Fuse box diagram
2010-2011
2012-2016
Assignment of the fuses and relays in the Luggage compartment
| Name | Description |
|---|---|
| SPARE FUSES | Spare Fuses |
| AOS MDL | Automatic Occupant Sensing Module |
| SPARE | Not Used |
| SPARE | Not Used |
| DLC2 | Data LinkConnector 2 |
| PASS DR WDO SW | Passenger Door Window Switch |
| DRV PWR SEAT | Driver Power Seat |
| PASS DR PWR SEAT | Passenge/Driver Power Seats |
| MDL TRLR | Trailer Module |
| RPA MDL | Rear Parking Assist Module |
| RDM | Rear Drive Module |
| PRK LPS TRLR | Trailer Park Lamps |
| FUEL PUMP | Fuel Pump |
| SEC | Security |
| INFOTMNT | Infotainment |
| TRLR EXP | Trailer Export |
| WPR REAR (REAR/WPR) | Rear Wiper |
| MIR WDO MDL | Mirror Window Module |
| VICS | Vehicle Information Communications System (Export) |
| CNSTR VENT | Canister Vent |
| LGM LOGIC | Lift Gate Module Logic |
| CAMERA | Rear Vision Camera |
| FRT VENT SEAT | Front Ventilated Seats |
| TRLR MDL (TRLR) | Trailer Module |
| SADS MDL | Semi Active Damping System Module |
| RR HTD SEAT (REAR HTD SEAT) | Rear Heated Seats |
| FRT HTD SEAT | Front Heated Seats |
| THEFT HORN | Theft Horn |
| LGATE | Liftgate |
| SHUNT | Shunt |
| REAR DEFOG | Rear Defog |
| BCM THEFT | Body Control Module Theft |
| TRLR 2 | Trailer 2 |
| UGDO | Universal Garage Door Opener |
| RT WDO | Right Window |
| PRK BRK MDL | Park Brake Module |
| SPARE | Not Used |
| LT WDO | Left Window |
| WNDO | Power Window |
| IGN/THEFT 1 | Ignition/Theft 1 |
| LGATE MDL (LGM) | Liftgate Module |
| IGN/THEFT 2 | Ignition/Theft 2 |
| EOCM/SBZA | External Object Calculating Module/Side Blind Zone Alert |
| HTD MIR | Heated Mirror |
| AUX PWR | Auxiliary Power Outlet |
| Relays | |
| SPARE | Not Used |
| FUEL PUMP | Fuel Pump |
| WPR CONTRL | Wiper Control |
| RUN RLY | Run Relay |
| LOGIC | Logistic Relay |
| DEFOG REAR | Rear Window Defogger |
Conclusion
For owners and enthusiasts of classic Cadillac SRX 2010-2016, understanding the fuse box and relay systems is essential for vehicle maintenance. Regular inspection and maintenance of these components helped ensure the vehicle’s longevity and reliability, preserving its status as a symbol of Cadillac’s craftsmanship and innovation in the automotive industry during that era.