Restore Your Vehicle’s Performance and Reliability
Is your Cadillac SRX, CTS, or Buick 3.6L vehicle suffering from frustrating electrical gremlins, poor performance, or a no-start condition? A failing Engine Control Module (ECM) is often the culprit, leading to a cascade of issues that can leave you stranded. This genuine OEM ECM, part number 12592124, is the definitive, hassle-free solution to get you back on the road with confidence. We take the guesswork and expensive dealership visits out of the equation by pre-programming this unit specifically to your vehicle’s VIN before it ever leaves our facility.
Common Symptoms & Your Solution
If you’re experiencing any of the following, a faulty ECM is the likely cause. This unit is designed to resolve these specific problems:
- Persistent Check Engine Light (CEL)
- Diagnostic Trouble Codes (DTCs) like P0601, P0602, P0606, or U-series communication codes
- Unexplained engine stalling or rough idling
- Poor fuel economy and engine performance
- Intermittent starting problems or a complete no-start condition
- Transmission shifting issues
By installing our professionally programmed 2004-2006 Cadillac SRX ECM, you are not just replacing a part; you are restoring the central nervous system of your vehicle with the latest GM software updates, ensuring optimal performance and communication between all critical components.
Features & Benefits
- ✔ VIN-Programmed for Your Vehicle: This isn’t a blank module. We flash it with your car’s specific VIN, ensuring it’s a true plug-and-drive part right out of the box.
- ✔ No Dealer Visit Required: Save hundreds of dollars and valuable time by avoiding dealership programming fees and appointments.
- ✔ Restored Engine Performance: With the latest GM software updates, your engine will regain its original power, efficiency, and smooth operation.
- ✔ Genuine OEM Part: Sourced from a salvaged vehicle, this is a genuine GM component, guaranteeing perfect fitment and communication with your vehicle’s systems.
- ✔ Cost-Effective Repair: Get the reliability of an OEM part and professional programming for a fraction of the cost of a new unit from a dealer.
- ✔ Peace of Mind Included: This unit is backed by our one-year replacement warranty.
From the Expert’s Bench: The Critical Role of VIN Programming
In modern vehicles like your Cadillac or Buick, the ECM is the brain. It’s tied to everything from the engine and transmission to the anti-theft system (Passlock/VATS) and even the instrument cluster. Simply swapping a used ECM from another car won’t work—the vehicle won’t start due to a security mismatch. Our VIN programming service correctly syncs this 2004-2006 Cadillac SRX ECM to your car’s unique identity, making the installation process as simple as swapping a battery. We handle the complex part so you can enjoy a simple, effective repair.
This ECM is a direct fit for a range of GM vehicles, including the Cadillac CTS, Buick Allure, LaCrosse, and Rendezvous equipped with the 3.6L engine. It is fully compatible with service numbers 12581144, 12588472, 12592124, and 19260507. After your purchase, simply provide us with your VIN, and we’ll handle the rest, ensuring the 2004-2006 Cadillac SRX ECM you receive is ready for immediate installation.
Frequently Asked Questions
How do I provide my Vehicle Identification Number (VIN)?
After you complete your purchase, you will receive an email with instructions. You can simply reply to that email with your 17-digit VIN, or send it to us through the platform’s messaging system. We cannot ship your part until we receive the VIN.
Will I need to do any additional programming after installation?
No. This ECM comes fully programmed to your VIN and is ready to be installed. In most cases, no further action is needed. However, some vehicles may require a simple crankshaft position sensor relearn procedure, which can be done with a capable scan tool.
Is this a new part?
No, this is a used, genuine OEM part that has been carefully sourced from a salvaged vehicle. We inspect and test each unit to ensure it is fully functional before programming and shipping.
How can I be sure my old ECM is the problem?
While the symptoms listed above are strong indicators, a definitive diagnosis from a qualified mechanic is always recommended. Common trouble codes pointing to a bad ECM include P0601 (Internal Control Module Memory Check Sum Error) and P0606 (ECM/PCM Processor Fault).
What is covered by the one-year replacement warranty?
Our one-year replacement warranty covers the part itself against any functional defects. If the unit fails within one year of the purchase date, we will provide a replacement part. It does not cover labor costs or damage from improper installation.