End the Electrical Gremlins in Your Cadillac SRX
Is your 2014-2016 Cadillac SRX acting possessed? Flickering lights, malfunctioning power windows, a security system that randomly engages, or worse—an intermittent no-start condition that leaves you stranded? These are classic signs of a failing Body Control Module (BCM). As a technician with over two decades of experience, I’ve seen these exact issues countless times. The BCM is the central nervous system for your vehicle’s body electronics, and when it fails, it creates a cascade of frustrating and unpredictable problems. A trip to the dealership often results in a hefty bill for diagnostics, a new module, and several hours of programming fees. Our service is the smart, cost-effective solution.
We offer a straightforward and reliable fix: a replacement BCM that is professionally programmed using the data from your vehicle’s original module. This cloning process ensures that the replacement unit is a perfect digital match for your SRX, retaining all its specific settings, key data, and vehicle options. The result is a true plug-and-play solution that eliminates the need for expensive dealer-specific tools or programming. You get your luxury vehicle back to full functionality without the dealership price tag.
Common Signs of a Failing BCM
- ✔ Unresponsive or erratic power windows, locks, and mirrors.
- ✔ Interior or exterior lights that stay on, flicker, or won’t turn on at all.
- ✔ The security or anti-theft system light is illuminated, preventing the engine from starting.
- ✔ Inaccurate gauge readings or a completely dead instrument cluster.
- ✔ Diagnostic Trouble Codes (DTCs) such as U0140 (Lost Communication With Body Control Module) or other communication faults.
- ✔ The radio or infotainment system behaves erratically.
Case Study: A Tricky Diagnosis
A customer brought in a 2015 SRX with a maddeningly intermittent no-start. The dash lights would come on, but the engine wouldn’t crank. They had already replaced the battery and starter to no avail. After hooking up my scanner, I found a slew of communication errors pointing back to the BCM. The dealer quoted them over $1,200 for a new module and programming. Instead, we used this exact cloning service. The customer shipped us their faulty BCM, we transferred the data to a replacement unit, and shipped it back. They plugged it in, and the SRX started perfectly every time. This service saved them hundreds of dollars and the headache of leaving their car at the dealer for days.
Your Straightforward BCM Installation Guide
- ✔ Safety First: Always disconnect the negative terminal from your vehicle’s battery before beginning any electrical work.
- ✔ Locate the BCM: On the 2014-2016 Cadillac SRX, the Body Control Module is typically located behind the dashboard on the driver’s side (LH dash). You may need to remove lower dash panels for access.
- ✔ Disconnect and Remove: Carefully unplug the electrical connectors from the old BCM. Note their orientation. Then, unbolt or unclip the module from its mounting bracket and remove it from the vehicle.
- ✔ Install the New Module: Mount your new, pre-programmed BCM in the same location. Securely reconnect all electrical connectors, ensuring they click into place.
- ✔ Reconnect and Test: Reconnect the negative battery terminal. Turn the key to the ‘On’ position and test all body functions—windows, locks, lights, wipers, and the radio—to confirm proper operation before starting the engine.
Important Post-Installation Information
In some cases, additional synchronization procedures may be required after installation. These are not signs of a faulty part but are standard GM security and safety protocols. Please note the following:
- Airbag System Sync: If the airbag warning light is on after installation, a professional scan tool is needed to perform the ‘Setup SDM Primary Key in BCM’ procedure. This syncs the new BCM with the airbag system.
- Brake Pedal Position Relearn: To ensure proper brake light and traction control operation, a brake pedal position sensor recalibration might be necessary. This also requires a compatible diagnostic tool.
Disclaimer: Procedures can vary. We always recommend consulting a factory service manual or a qualified technician for your specific vehicle.
Verified Compatibility for Your GM Vehicle
This BCM is a direct replacement for part number 13589115 and is compatible with a wide range of GM vehicles. Please verify your part number and match your vehicle from the list below to ensure proper fitment. This module is compatible with part numbers: 13580698, 13578458, 13589115, 13589637, 13590173, 13590851, 13591300, 13592376, 13593775, 13593776, and 13594564.
- Cadillac SRX: 2014-2016 (LH dash)
- Cadillac ELR: 2014-2016 (RH cowl / RH engine compartment)
- Chevrolet Camaro: 2014-2015 (RH dash)
- Chevrolet Malibu: 2014-2015, 2016 Limited (LH kick panel)
- Chevrolet Spark EV: 2014-2016 (left lower a-pillar)
- Chevrolet Volt: 2014-2015 (RH engine compartment)
- Buick LaCrosse: 2014-2016 (LH kick panel)
- Buick Regal: 2014-2017 (LH dash)
Frequently Asked Questions
How does the programming service work?
It’s simple. After your purchase, we will contact you with instructions to ship your original BCM to us. Once we receive it, we extract the vehicle-specific data and program it into the replacement module. We then ship the ready-to-install BCM back to you, typically within 1-2 business days of receiving your original.
Do I need to do any programming myself?
No. The module you receive will be fully programmed and ready for installation. This cloning service completely bypasses the need for a trip to the dealership for programming.
What if my original BCM is completely dead or not communicating?
In most cases, even if the BCM has failed, we can still retrieve the necessary data for programming. Please contact us with your specific symptoms if you are concerned about the state of your module.
Is there a core charge for this 2014-2016 SRX Body Control Module?
No, there is no core charge. You are not required to send your original module back to us after you’ve installed the replacement, though we do need it initially for the programming service.
Will this fix my specific problem?
This BCM replacement corrects issues directly caused by a faulty module. If you’re experiencing problems like erratic lights, window/lock failures, or security system faults, this is very likely the solution. Proper diagnosis is always recommended.
What tools are needed for the post-installation procedures?
The Airbag System Sync and Brake Pedal Position Relearn require a professional-grade bidirectional scan tool, such as a GM Tech 2, MDI, or a high-end Snap-on or Autel scanner. Most basic code readers cannot perform these functions.