Restore Your Cadillac’s Core Electronics with a Plug-and-Play Solution
Are you dealing with baffling electrical problems in your 2008-2013 Cadillac CTS? Intermittent warning lights, power windows with a mind of their own, or a security system that prevents your car from starting can all point to a single culprit: a failing Body Control Module (BCM). The BCM is the central nervous system for your vehicle’s comfort and security features. When it fails, it can create a cascade of frustrating and unpredictable issues. This isn’t just an inconvenience; it can affect vehicle safety and security. We offer a dependable and straightforward solution: a genuine replacement 2008-2013 CTS Body Control Module, pre-programmed specifically for your vehicle.
Case Study: A Tricky Diagnosis
A customer’s 2011 CTS came into the shop last month with a laundry list of bizarre symptoms. The radio would turn off randomly, the driver’s side power window wouldn’t work, and occasionally, the car wouldn’t start, flashing a ‘Service Theft System’ message. The owner had already replaced the battery and checked fuses with no luck. After connecting my scan tool, I found multiple communication loss codes with various modules. This pointed directly to the BCM acting as a faulty hub on the CAN bus network. Instead of a costly trip to the dealer for a new module and programming, we ordered one of our VIN-programmed units. The swap took less than an hour, and because it arrived pre-flashed with the latest GM software, it immediately resolved all the electrical gremlins. The customer saved hundreds of dollars and got their car back the same day.
Is Your Cadillac Experiencing These Electrical Glitches?
A faulty BCM can manifest in numerous ways. If you’re noticing any of the following, it’s a strong indicator that your Body Control Module needs attention:
- ✔ Power windows, door locks, or mirrors operating erratically or not at all.
- ✔ Interior dome lights or exterior lamps staying on or not turning on.
- ✔ The security system light is on, and the vehicle won’t start.
- ✔ Unexplained warning lights on the dashboard (like the airbag light).
- ✔ Wipers or horn activating unexpectedly.
- ✔ Key fob not working reliably.
A Straightforward Guide to Your BCM Swap
Replacing the BCM in your CTS is a manageable job for a DIY enthusiast. Our pre-programmed module makes it even simpler. Here’s a general guide:
- Safety First: Always disconnect the negative terminal from your vehicle’s battery and wait a few minutes to ensure all systems are powered down.
- Locate the BCM: On the 2008-2013 Cadillac CTS, the Body Control Module is typically located on the left-hand (driver’s) side of the dashboard, often behind the lower dash panel near the steering column.
- Remove Trim: You may need to carefully remove a few plastic trim panels to gain access. Use a trim removal tool to avoid scratching or breaking clips.
- Disconnect and Remove: The BCM has several multi-pin electrical connectors. Carefully depress the locking tabs on each connector and pull them straight out. Once all connectors are removed, unbolt the module from its mounting bracket.
- Install the New Module: Mount the new, pre-programmed BCM in place and securely reconnect all electrical connectors. You should hear a ‘click’ as they lock into place.
- Final Steps: Reinstall any trim panels you removed and reconnect the negative battery terminal. Follow the post-installation procedures below.
Important: Post-Installation Procedures
After installing your new 2008-2013 CTS Body Control Module, a few final steps are required to ensure full functionality and safety. These are not optional and must be performed.
- Airbag System Reset: The airbag warning light will likely be illuminated. You must perform the ‘Setup SDM Primary Key in BCM’ procedure using a compatible bi-directional scan tool. This re-establishes communication between the new BCM and the airbag system.
- Brake Pedal Position Sensor Relearn: Some vehicles require a recalibration of the brake pedal position sensor after a BCM replacement. This is crucial for the proper operation of the traction control and anti-lock brake systems. This procedure also requires a professional-grade diagnostic tool.
Note: If you are not equipped to perform these relearn procedures, a local qualified mechanic can typically complete them for you quickly.
Verified Vehicle Compatibility
This Body Control Module is a direct fit for the 2008-2013 Cadillac CTS. It is also compatible with a wide range of other GM vehicles and interchanges with the following part numbers:
Interchangeable Part Numbers: 10382479, 15093910, 15276271, 15299986, 15819552, 15828601, 15837419, 15872388, 15872421, 15880684, 15921352, 15921353, 15948438, 15948439, 20815898, 20839063, 20864767, 20864768, 20921435, 20921436, 20935349, 22860591, 25826124, 25826125, 25847588, 25847589, 25892622, 25910474, 25934762, 25934763, 95151084
Full Fitment List:
AVALANCHE 1500 10
CAPRICE 11-13
CAPTIVA SPORT 12
CTS 08-13
DTS 06-11
ENCLAVE 08-12
EQUINOX 07-09
ESCALADE 10
ESCALADE ESV 10
ESCALADE EXT 10
EXPRESS 1500 VAN 08-12
EXPRESS 2500 VAN 08-12
EXPRESS 3500 VAN 08-12
G8 08-09
HUMMER H2 08-09
IMPALA 06-13
LUCERNE 06-11
MONTE CARLO 06-07
OUTLOOK 07-10
SAVANA 1500 VAN 08-12
SAVANA 2500 VAN 08-12
SAVANA 3500 VAN 08-12
SRX 07-09
STS 10
SUBURBAN 1500 10
TAHOE 10
TORRENT 07-09
TRAVERSE 09-12
VUE 08-10
YUKON 10
YUKON XL 1500 10
Frequently Asked Questions
Do I need to get this BCM programmed by a dealer?
No. We program the module to your car’s VIN before we ship it. This means it’s ready for installation right out of the box, saving you the time and expense of a dealership visit.
How do I provide my VIN number?
After you complete your purchase, simply send us a message with your 17-digit Vehicle Identification Number (VIN). We cannot ship your order until we receive this information.
Where is the BCM located on my 2011 Cadillac CTS?
On most 2008-2013 CTS models, the BCM is found behind the driver’s side lower dashboard, near the steering column and fuse panel area.
Will this fix my ‘Service Theft System’ error and no-start condition?
A faulty BCM is a very common cause of security system problems in these vehicles. While we can’t guarantee a diagnosis without inspecting the car, replacing a bad BCM often resolves these specific issues.
What tools are needed for the post-installation procedures?
You will need a professional-grade, bi-directional scan tool to perform the ‘Setup SDM Primary Key in BCM’ and the ‘Brake Pedal Position Sensor Relearn’. Many local repair shops can perform these services for you if you don’t own such a tool.
Is this a brand new part?
This is a high-quality, tested OEM replacement part that has been inspected and programmed with the latest GM software to ensure reliability and performance equivalent to a new component.