Restore Your Cadillac’s Precision and Power
Is your Cadillac XLR suffering from frustrating and unpredictable issues like a persistent Check Engine Light, poor engine performance, stalling, or a complete no-start condition? These are classic signs of a failing Engine Control Module (ECM). Don’t let a faulty computer diminish the driving experience of your luxury roadster. This direct-fit ECM is the definitive solution, arriving pre-programmed to your vehicle’s specific VIN, ensuring a seamless restoration of factory performance and reliability.
Common Symptoms & Your Solution
A failing ECM can manifest in numerous ways, often leading to misdiagnosis and costly, unnecessary repairs. If you’re experiencing any of the following, this module is your answer:
- Erratic engine behavior, including rough idling, hesitation, or misfires.
- Failure to communicate with diagnostic scan tools.
- Diagnostic Trouble Codes (DTCs) such as P0601, P0602, P0606, or other internal controller errors.
- Reduced fuel economy and engine power.
- Intermittent starting problems or a vehicle that cranks but won’t start.
- Warning lights on the dashboard with no other apparent cause.
This unit is meticulously prepared to solve these issues at their source. By providing us with your VIN at checkout, you receive a module with the latest GM software updates, specifically calibrated for your XLR’s unique configuration.
Features & Benefits
- โ Precision VIN Programming: This isn’t a generic part. We flash the module with your vehicle’s specific VIN, ensuring perfect communication with all other onboard systems.
- โ Latest GM Software Updates: Your ECM will be loaded with the most current factory software, often resolving issues the original module may have had from the factory.
- โ Restore Peak Performance: Get back the smooth power delivery, crisp transmission shifts, and optimal fuel efficiency you expect from your Cadillac.
- โ Cost-Effective Dealership Alternative: Avoid the high costs and scheduling hassles of dealership programming. This unit arrives ready for installation.
- โ Guaranteed Compatibility: Replaces multiple service numbers including 12590032, 12602044, 12603530, and more, for a perfect match.
- โ Peace of Mind Protection: This unit is backed by our one-year replacement warranty.
Expert Insight: The Brain of Your Vehicle
In a sophisticated vehicle like the Cadillac XLR, the ECM is far more than just an engine controller; it’s the central nervous system. It constantly processes data from dozens of sensors to manage not only fuel injection and ignition timing but also transmission shift points, traction control, and emissions systems. When it fails, the entire vehicle’s harmony is disrupted. Our VIN-specific programming doesn’t just make the car runโit restores that precise, factory-calibrated harmony, ensuring every component works together as intended for a flawless driving experience.
Frequently Asked Questions
Do I need to do any programming after I receive it?
No. This ECM comes pre-programmed to your vehicle’s VIN. However, on most GM vehicles, you will need to perform a simple Security Relearn procedure, also known as a key relearn. This can typically be done without any special tools and takes about 30 minutes. We include instructions to guide you through this process.
Where do I provide my VIN?
After you complete your purchase, you will receive instructions on how to send us your vehicle’s 17-digit VIN. We cannot program and ship your module without this critical information.
Is this a brand new part?
This is a quality, tested original equipment part that has been professionally prepared and programmed for your vehicle. It provides the same performance and reliability as a new dealership unit at a fraction of the cost.
How do I know this will fit my car?
This module is a direct replacement for the 2008-2009 Cadillac XLR ECM 12630457 and several other interchangeable part numbers listed in the description. As long as your vehicle is on the compatibility list and you provide the correct VIN, we guarantee a perfect software match.
What if my original part number is slightly different?
That’s very common. Manufacturers often update part numbers over time. Our module is compatible with all the service numbers listed, including 12590032, 12602044, 12603530, 12605843, 12607096, and 19210737. The key is the VIN programming, which ensures it functions correctly for your specific application.