Is Your Cadillac SRX Running Rough, Stalling, or Showing a Check Engine Light?
As a technician with over two decades of experience under the hood, I’ve seen countless drivers frustrated by mysterious engine problems. Your 2010-2011 Cadillac SRX might be experiencing issues like hesitation, poor fuel mileage, a no-start condition, or a persistent check engine light that just won’t go away. Often, the culprit isn’t a simple sensorโit’s the very brain of the engine: the Engine Control Module (ECM).
This isn’t just a replacement part; it’s a direct solution. We offer a genuine OEM Engine Control Module, part number 12630908, that arrives at your doorstep fully programmed to your vehicle’s specific VIN. This means you can skip the expensive trip to the dealership for flashing and get your luxury SUV back to running the way it was designed to.
The Right Diagnosis Saves Time and Money
“A customer’s 2011 SRX came in last week with these exact symptoms: a check engine light for an O2 sensor heater circuit and random stalling at idle. They had already replaced both downstream O2 sensors, but the problem persisted. After a quick diagnostic check, we found the issue wasn’t the sensors at all. The driver circuit inside the original ECM responsible for powering that heater had failed. We installed one of our VIN-programmed modules, cleared the codes, and the SRX ran perfectly. This is a classic scenario where chasing symptoms instead of the root cause can get expensive fast.”
Key Symptoms of a Failing 2010-2011 SRX Engine Control Module:
- โ Persistent Check Engine Light (CEL) with various trouble codes.
- โ Engine stalling, stumbling, or hesitating during acceleration.
- โ Noticeable decrease in fuel economy.
- โ Communication errors with diagnostic scan tools.
- โ Complete no-start or intermittent starting problems.
- โ Transmission shifting issues or other module-related warning lights.
Plug-and-Play Installation: No Dealer Visit Required
Installing your new ECM is a straightforward process that a confident DIYer or any professional mechanic can handle. Our VIN programming makes this a true plug-and-play repair.
- Safety First: Always disconnect the negative terminal from your vehicle’s battery before starting any electrical work.
- Locate the Module: On the 2010-2011 SRX, the ECM is located in the engine bay, on the driver’s side (LH).
- Disconnect the Harnesses: Carefully release the locking tabs on the large electrical connectors and gently pull them away from the module. Never force them.
- Remove the Old ECM: Unbolt the old module from its mounting bracket and remove it from the vehicle.
- Install the New Module: Secure your new, programmed ECM onto the bracket. Firmly reconnect the wiring harnesses, ensuring they click into place and the locking tabs are engaged.
- Final Steps: Reconnect the negative battery terminal. In some cases, a simple security relearn procedure (turning the key to the ‘ON’ position for 10-15 minutes) may be needed to sync the module with your vehicle’s anti-theft system.
Expert Pro Tip: Inspect Your Connectors
Before plugging in your new ECM, take 60 seconds to closely inspect the vehicle’s wiring harness connectors. Look for any signs of corrosion (white or green powder), moisture, or bent pins. A poor connection is a leading cause of new-part failure. If you see any contamination, use a dedicated electronics cleaner and a soft nylon brush to gently clean the terminals. Ensuring a clean, solid connection is critical for the long-term health of your new module.
Guaranteed Fitment and Compatibility
This module is a direct replacement for a wide range of GM vehicles. It is compatible with the following part numbers, ensuring you get the correct component for your repair:
Interchangeable Part Numbers: 12616889, 12630908, 12637106, 12642665, 12650256, 12651993.
While this listing is for the 2010-2011 Cadillac SRX 3.0L, this ECM also fits many other models including the Buick LaCrosse, Chevrolet Equinox, GMC Terrain, and more. Simply provide your VIN at checkout, and we’ll handle the rest, ensuring it’s programmed with the latest GM software for your specific vehicle.