Restore Your Vehicle’s Electrical System with a Plug-and-Play Solution
If you’re dealing with baffling electrical issues in your 2013 Cadillac SRX or another compatible GM vehicle, a failing Body Control Module (BCM) is often the culprit. As a technician with over two decades of experience, I’ve seen firsthand how a faulty BCM can cause chaos—from power windows that won’t budge to a car that refuses to start. It acts as the central nervous system for your car’s comfort and security features, and when it fails, the symptoms can be frustrating and widespread. This isn’t just a replacement part; it’s a permanent fix designed to get you back on the road without the exorbitant costs and scheduling headaches of a dealership visit.
Our unique cloning service makes this repair straightforward for both DIY mechanics and professional shops. You simply send us your original BCM. We then transfer all the critical, vehicle-specific data—including key programming, security information, and optional feature settings—to this fully tested replacement unit. The result? A 2013 SRX Body Control Module that is 100% plug-and-play. It arrives ready for installation, eliminating the need for expensive factory scan tools or programming subscriptions. We handle the complex part so you can focus on the simple installation.
From the Diagnostic Bay: The Case of the Haunted Equinox
A customer brought in a 2014 Equinox with a list of problems that sounded like a poltergeist was at work: the radio would turn on and off by itself, the dome light would flicker, and occasionally the key fob wouldn’t work. They had already replaced the battery and checked the alternator. My first step was a full system scan, which revealed a slew of U-codes (communication errors), specifically pointing to lost communication with the BCM (U0140). Instead of just swapping the part, I checked the power and ground circuits at the BCM connector—they were solid. This confirmed the module itself was failing internally. By using a cloned BCM, we had the vehicle fixed and back to the customer the same day it arrived, saving them hundreds compared to the local dealer’s quote.
Common Symptoms of a Failing BCM
- ✔ Erratic or non-functional power windows, door locks, and interior/exterior lights.
- ✔ The security system light stays on, or the vehicle’s alarm goes off randomly.
- ✔ Key fobs stop working, or the push-to-start system is unresponsive.
- ✔ The instrument cluster displays incorrect information or warning lights appear without cause.
- ✔ Intermittent no-start condition where the engine cranks but won’t fire up.
- ✔ Diagnostic trouble codes (DTCs) related to lost communication, such as U0140, U0155, or other U-codes.
Your Straightforward Installation Guide
- ✔ Safety First: Always disconnect the negative terminal from your vehicle’s battery before starting any electrical work.
- ✔ Locate the BCM: The location varies by model. For a 2013 SRX, it’s typically on the left-hand side of the dash. For other models like the Cruze or Malibu, check the driver’s side kick panel. Consult a service manual for your specific vehicle to be certain.
- ✔ Remove Trim Panels: Carefully remove any plastic trim or panels necessary to access the BCM. Use a non-marring pry tool to avoid damage.
- ✔ Disconnect and Remove: Unplug all electrical connectors from the old BCM. They have locking tabs that must be depressed. Once disconnected, unbolt the module from its mounting bracket.
- ✔ Install the New Module: Mount your newly programmed BCM in the same location and securely fasten it. Reconnect all electrical connectors, ensuring they click into place.
- ✔ Final Steps: Re-install any trim panels you removed and reconnect the negative battery terminal. Start the vehicle to confirm that the electrical issues are resolved.
Important Post-Installation Information
After installing your cloned 2013 SRX Body Control Module, your vehicle should function correctly. However, in some cases, additional steps may be needed:
- Airbag System Sync: If the airbag warning light is illuminated after installation, a ‘Setup SDM Primary Key in BCM’ procedure is required. This syncs the BCM with the airbag system and must be performed with a professional-grade diagnostic tool.
- Brake Pedal Position Relearn: On certain models, the Brake Pedal Position (BPP) sensor may need to be recalibrated to ensure correct brake light operation and to satisfy the traction control system.
Disclaimer: Vehicle systems are complex. We always recommend consulting a factory service manual or a certified technician if you are unsure about any step of the process.
Will This Fit My Vehicle?
This BCM is a direct-fit replacement for several GM models and is compatible with part numbers 13584695, 13586273, 13580697, 13588447, 13589197, 13589324, and 13589325. Please verify your part number and check the list below:
- Cadillac SRX: 2013
- Chevrolet Cruze: 2013-2015, 2016 (Limited)
- Chevrolet Equinox: 2013-2017
- Chevrolet Malibu: 2013
- Chevrolet Orlando: 2013-2014
- Chevrolet Spark: 2014-2015 (Gasoline)
- Chevrolet Trax: 2013-2014
- Chevrolet Volt: 2013
- Buick Encore: 2013-2014
- Buick Regal: 2013
- Buick Verano: 2013-2017
- GMC Terrain: 2013-2017
Frequently Asked Questions About Our BCM Service
How does the cloning service work?
After you place your order, we will provide you with instructions to ship your original BCM to us. Once we receive it, our technicians will extract the unique programming and security data and flash it onto the replacement unit. We then ship both your original module and the ready-to-install replacement back to you.
Do I get my old BCM back?
Absolutely. We always return your original module along with the programmed replacement. We do not require a core and believe you should keep your original parts.
Is this really plug-and-play?
Yes. Because we clone the data from your original unit, the replacement 2013 SRX Body Control Module is recognized by your vehicle’s other computers as the original. This bypasses the need for security relearns or expensive dealer programming.
What if I still have the airbag light on after installation?
This is a known possibility. The airbag module (SDM) and BCM are linked for security. If the light is on, it simply means they need to be re-synced using a ‘Setup SDM Primary Key in BCM’ function on a professional scan tool. Any competent repair shop can perform this procedure quickly.
How long does the entire process take?
We typically program and ship your replacement BCM within 24-48 hours of receiving your original module. The total time will depend on shipping times to and from our facility.