Restore Peak Performance to Your Cadillac SRX
Is your 2010-2011 Cadillac SRX experiencing frustrating issues like stalling, erratic shifting, a persistent check engine light, or even a no-start condition? These are classic signs that the vehicle’s central computer—the Engine Control Module (ECM)—may be failing. As a technician with over two decades of experience, I’ve seen how a faulty ECM can cause a cascade of problems that are often misdiagnosed. This isn’t just a part; it’s the brain of your engine, and when it falters, your vehicle’s reliability and performance suffer. This replacement 2010-2011 SRX Engine Module is the definitive solution to get your luxury crossover running smoothly again.
From the Diagnostic Bay: A Common SRX Scenario
A customer brought in a 2011 SRX with the 3.0L V6. The complaint was intermittent stalling at stoplights and a general lack of power. No specific codes were stored initially, making it a diagnostic headache. After checking fuel pressure and spark, we eventually caught a P0606 (ECM/PCM Processor Fault) code during a long test drive. These internal processor faults are non-repairable. Instead of a costly dealer visit, we installed one of our VIN-programmed modules. The key was performing the required security and crankshaft position (CASE) relearn procedure after installation. The SRX ran perfectly, the issue was resolved, and the customer was back on the road for a fraction of the dealer’s quote.
Is Your Cadillac or GM Vehicle Showing These Signs?
A failing ECM can manifest in numerous ways. If you’re experiencing any of the following, this module is likely the solution you need.
- ✔ Check Engine Light illuminated with codes like P0601, P0606, or U0100.
- ✔ Vehicle refuses to start or has difficulty starting.
- ✔ Noticeable decrease in fuel economy.
- ✔ Engine stalling, stumbling, or misfiring.
- ✔ Harsh or incorrect automatic transmission shifting.
- ✔ Communication errors with other vehicle modules.
A Straightforward Guide to Installation
Installing your new 2010-2011 SRX Engine Module is a manageable job for a confident DIYer or any professional technician. Our VIN-programming service handles the most complex step for you, but a final vehicle-side procedure is required.
- Safety First: Always disconnect the negative terminal from your vehicle’s battery before beginning work.
- Locate the ECM: On the 2010-2011 SRX, the module is typically found in the left-hand (driver’s side) of the engine compartment. Consult a service manual for your specific model if unsure.
- Disconnect and Remove: Carefully unplug the electrical connectors. They have locking tabs that must be released. Then, unbolt the module from its mounting bracket.
- Install the New Module: Seat the new ECM onto the bracket and tighten the bolts. Reconnect the electrical harnesses, ensuring they click securely into place.
- Reconnect Battery: Reattach the negative battery terminal.
- CRITICAL FINAL STEP: You must perform a Security Relearn (Theft Deterrent) and a Crankshaft Position (CASE) Relearn procedure using a compatible professional scan tool. This step is essential to sync the new ECM with your vehicle’s anti-theft system and sensors, allowing the engine to start and run correctly. Failure to perform this step will result in a no-start condition.
Verified Vehicle Compatibility
This module is a direct replacement for several part numbers and fits a wide range of General Motors vehicles. Please verify your vehicle is on this list. This unit replaces part numbers: 12616889, 12630908, 12637106, 12642665, 12650256, 12651993.
ALLURE 10 (2.4L, 3.0L)
LACROSSE 10-11 (2.4L, 3.0L)
REGAL 11
Cadillac:
CTS 10-12 (3.0L)
CTS 12 (3.6L)
SRX 10-11 (3.0L)
Chevrolet:
CAMARO 12 (3.6L)
CAPTIVA SPORT 12
EQUINOX 10-11
IMPALA 12
ORLANDO 12-13
GMC:
TERRAIN 10-11
Saab:
SAAB 9-5 10-11 (2.0L)
Frequently Asked Questions
Why do I need to provide my VIN?
Your Vehicle Identification Number (VIN) allows us to load the exact, factory-correct software for your vehicle’s specific configuration. This includes engine, transmission, and emissions calibration, ensuring the module works perfectly right out of the box after installation and the required relearn procedures.
Is this a simple plug-and-play part?
It is ‘plug-in-ready’ but not fully ‘play’. While our VIN programming saves you a trip to the dealer for software flashing, you MUST perform a Security and CASE Relearn with a capable scan tool after installation. Most independent repair shops can perform this service for you if you do not have the tool.
Will this fix my check engine light?
If the check engine light is caused by an internal failure of the old ECM (like codes P0601 or P0606), then yes, this part will resolve the issue. However, you must ensure that no other vehicle problems (e.g., bad sensors, wiring issues) are causing the light.
What happens if I don’t do the CASE relearn?
The Crankshaft Position (CASE) relearn synchronizes the ECM with the precise position of the crankshaft. Skipping this step can lead to inaccurate ignition timing, poor performance, and will likely set a P1336 or similar misfire-related trouble code.
Is this a new or used part?
This is a high-quality, inspected, and tested used OEM part that has been programmed with the latest GM-certified software for your vehicle. It provides OEM reliability without the high cost of a new-from-dealer part.