Is Your Cadillac’s Performance Fading?
Is your 2004-2006 Cadillac SRX suffering from an illuminated check engine light, unpredictable stalling, poor fuel mileage, or a frustrating no-start condition? The Engine Control Module (ECM) is the sophisticated brain of your vehicle, and when it begins to fail, it can cause a cascade of confusing and costly problems. Don’t replace sensor after sensor in a frustrating guessing game. This professionally programmed ECM is the direct, reliable solution to restore your Cadillac’s performance and get you back to driving with confidence.
Common Symptoms & Your Direct Solution
A faulty ECM can manifest in numerous ways, often mimicking other component failures. If you’re experiencing any of the following, this module is your definitive fix:
- Persistent Check Engine Light (CEL) with communication error codes (e.g., U-codes) or multiple, unrelated sensor codes.
- Unexplained engine stalling, hesitation, or rough idling.
- Noticeable decrease in fuel economy.
- Harsh or erratic automatic transmission shifting.
- Intermittent no-start or hard-starting issues.
- Loss of power and sluggish acceleration.
This replacement 2004-2006 Cadillac SRX ECM arrives programmed to your vehicle’s specific VIN, ensuring it communicates flawlessly with all other onboard systems right out of the box.
Features & Tangible Benefits
- โ Plug & Drive Ready: We flash the unit with the latest GM software updates using your VIN before it ships. This eliminates the need for expensive and time-consuming programming at a dealership.
- โ Restored Engine Performance: A correctly functioning ECM ensures precise fuel delivery, ignition timing, and transmission control, restoring the smooth, responsive power you expect from your 3.6L engine.
- โ Cost-Effective Solution: Get the reliability you need without the high cost of a new dealership part. This fully tested, used module is a smart, economical repair choice for your vehicle.
- โ Wide Compatibility: This ECM, identified by service numbers 12592124, 12581144, 12588472, and 19260507, is also a direct fit for a range of other GM vehicles, including the Cadillac CTS, Buick Allure, LaCrosse, and Rendezvous.
- โ Guaranteed Peace of Mind: This unit is backed by our one-year replacement warranty. Drive with the assurance that your purchase is protected.
An Expert’s Note: Over two decades of diagnostics, I’ve seen countless vehicle owners spend hundreds, sometimes thousands, on new sensors and wiring harnesses, only to discover the ECM was the true culprit. The module’s failure can send false signals throughout the system, making an accurate diagnosis incredibly difficult for the average mechanic. By starting with a pre-programmed 2004-2006 Cadillac SRX ECM, you’re not just replacing a part; you’re applying a definitive, expert-level solution that saves time, money, and immense frustration.
Frequently Asked Questions
Do I need to program this ECM?
No. This ECM is sold as a programming service. We flash the computer with the latest dealer-level software updates using the VIN you provide, so it arrives ready for a direct, plug-and-drive installation.
How do I provide my vehicle’s VIN?
After you complete your purchase, please send us a message with your 17-digit Vehicle Identification Number (VIN). We cannot ship the part until we have this information to program it correctly for your specific vehicle.
Is this a new part?
No, this is a high-quality, genuine GM part that has been sourced from a salvaged vehicle. Each unit is thoroughly inspected and tested to ensure it is in excellent working condition before being programmed and shipped.
What if I install this and my vehicle still has issues?
While this 2004-2006 Cadillac SRX ECM is a common solution for many engine problems, it’s crucial to have your vehicle properly diagnosed. If the part itself is found to be faulty within the coverage period, it is covered by our one-year replacement warranty. Please ensure all other potential issues have been ruled out by a qualified technician.
Will this fit models other than the Cadillac SRX?
Yes. This module is compatible with several GM models equipped with the 3.6L V6 engine, including the 2004-2007 Cadillac CTS, 2005-2008 Buick LaCrosse, 2005-2008 Buick Allure, and 2004-2006 Buick Rendezvous. Please verify your part number to ensure an exact match.