Programmed 2008-2009 Cadillac XLR ECM | 12603530 | Restore Performance

The Brain Your Cadillac Deserves

Bring your Cadillac XLR back to life with a perfectly matched engine control module. We pre-program this unit to your exact VIN, ensuring a seamless installation and restoring the crisp performance you expect. Eliminate frustrating electronic issues and drive with confidence again. Get the right part, programmed and ready to install.

$118.99

+11.99 USPS Priority Shipping

Availability: In stock



SKU: 590-08112-147 Categories: ,
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Restore Your Cadillac’s Precision and Power

Is your Cadillac XLR suffering from perplexing issues like a persistent check engine light, erratic engine behavior, or a frustrating no-start condition? These are often signs that the vehicle’s core computer, the Engine Control Module (ECM), is failing. This isn’t just another part; it’s the brain of your vehicle, and for a sophisticated roadster like the XLR, precision is paramount. We offer a direct, reliable solution: a genuine GM Engine Control Module, professionally programmed specifically for your vehicle before it ever leaves our facility.

Common Symptoms & Your Solution

A faulty ECM can manifest in numerous ways, turning your driving experience into a constant worry. If you’re experiencing any of the following, this module is the definitive solution:

  • Unexplained Check Engine Light (CEL)
  • Engine stalling or misfiring
  • Noticeable loss of power and acceleration
  • Poor fuel economy
  • Failure to pass emissions testing
  • Complete no-start condition
  • Communication error codes (U-series DTCs)

By installing our programmed 2008-2009 Cadillac XLR ECM, you are not just replacing a part; you are restoring the vehicle’s central command system to factory specifications, ensuring every component works in perfect harmony.

Features & Benefits

  • ✔ VIN-Specific Programming: We flash the module with the latest GM software using your vehicle’s unique VIN. This ensures 100% compatibility and eliminates the need for expensive dealership programming.
  • ✔ Plug-and-Play Installation: Because the unit arrives pre-programmed, installation is straightforward. In most cases, no further setup is required once the module is installed.
  • ✔ Restored Engine Performance: Corrects issues with fuel mixture, ignition timing, and transmission shifting, bringing back the smooth, responsive power your XLR was built for.
  • ✔ Broad Compatibility: This module, service number 12603530, is a direct replacement for a wide range of GM part numbers, including 12590032, 12602044, 12605843, 12607096, and more, ensuring a perfect match.
  • ✔ Peace of Mind: This unit is backed by our one-year replacement warranty.

Expert Insight: The Critical Role of Correct Programming

For a high-performance vehicle like the Cadillac XLR, the ECM’s software is incredibly complex. It manages hundreds of parameters in real-time. Simply installing a used, non-programmed module is a recipe for disaster. It can lead to incorrect engine operation, transmission damage, and persistent security system lockouts. Our professional, VIN-matched programming service ensures the module communicates flawlessly with your car’s specific options, security system, and powertrain, just as it did from the factory.

Frequently Asked Questions

Do I need to do any programming myself?

No. This module arrives fully programmed to your vehicle’s VIN and is ready for installation. In some cases, a security or CASE relearn procedure may be required with a capable scan tool, a standard final step for this type of repair.

How do I provide my Vehicle Identification Number (VIN)?

After you complete your purchase, simply send us a message with your 17-digit VIN. We cannot program and ship your module without it. Please double-check the VIN for accuracy.

Is this a new or used part?

This is a quality, inspected, and tested used OEM part. We ensure its functionality and then program it with the latest software to provide a reliable and cost-effective solution.

Will this work with my vehicle’s anti-theft system?

Yes, programming the module to your VIN correctly syncs it with your vehicle’s existing anti-theft or immobilizer system, ensuring seamless operation.

What if I install it and my problem isn’t fixed?

While this programmed 2008-2009 Cadillac XLR ECM is the solution for a faulty module, proper vehicle diagnostics are key. If the issue persists, it may indicate a problem with other components, such as wiring or sensors. We are here to support you, and the part is covered by our warranty for module-related faults.

Genuine OEM

Yes

Year
Condition

Refurbished

MPN

12603530

Interchange part number

PartNumber

590

Model

xlr

Year

2009

Brand

GM

Manufacturer Part Number

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Hardware Type

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