Is Your 2011 Regal Experiencing Frustrating Engine Problems?
If your Buick Regal is suffering from a persistent check engine light, erratic idling, stalling, or a complete no-start condition, a failing Engine Control Module (ECM) is often the culprit. As a technician with over 20 years of experience, I’ve seen how a faulty ECM can turn a reliable car into a source of constant headaches. It’s the brain of your engine, and when it fails, nothing works as it should. This isn’t just an inconvenience; it’s a critical failure that compromises your vehicle’s performance and reliability.
The Direct, Hassle-Free Solution is Here
Forget expensive dealership visits and the uncertainty of used parts. This Engine Control Module is the definitive solution for your vehicle. We take the guesswork out of the repair by pre-programming the module specifically for your car using your Vehicle Identification Number (VIN). This ensures that when it arrives, it’s ready to be installed and will communicate perfectly with your Regal’s existing systems.
- ✔ VIN-Specific Programming: We flash this module with the latest GM-certified software for your exact vehicle. Just provide your VIN at checkout.
- ✔ Eliminate Common Failures: A direct answer for issues like false sensor codes, poor fuel economy, and harsh transmission shifting tied to the ECM.
- ✔ No Additional Programming Needed: This module arrives ready for installation, saving you hundreds of dollars in dealer programming fees.
- ✔ Guaranteed Compatibility: This unit is a direct replacement for part numbers 12616889, 12630908, 12637106, 12642665, 12650256, and 12651993.
Expert Pro Tip: Check for the Root Cause
Before installing your new ECM, take a moment to inspect related components. In my shop, I’ve seen new ECMs get damaged because the original problem wasn’t fixed. A common issue on these GM platforms is a failing ignition coil or a shorted fuel injector. These parts can send a voltage spike back to the ECM, damaging the internal drivers. A quick check of these components can prevent a repeat failure and ensure a long-lasting repair.
Simple Installation for Your 2011 Regal Engine Control Module
Getting your Regal back to peak condition is straightforward. While professional installation is always recommended, this process is designed to be as simple as possible.
- Safety First: Disconnect the negative terminal from your vehicle’s battery and wait 10-15 minutes for the system capacitors to discharge.
- Locate the ECM: On your 2011 Regal, the Engine Control Module is typically found in the left-hand (driver’s side) of the engine compartment.
- Disconnect and Remove: Carefully unplug the electrical connectors. They have locking tabs that must be released. Then, unbolt the old module from its mounting bracket.
- Install the New Module: Bolt the new, pre-programmed ECM into place. Reconnect the electrical connectors, ensuring they click securely into position.
- Reconnect Battery: Reattach the negative battery terminal. Your vehicle may need to complete a security relearn procedure, which typically involves cycling the key. Consult your owner’s manual for specific instructions.
Broad Compatibility Across the GM Family
While this is the perfect solution for your 2011 Regal, this versatile ECM also fits a wide range of other GM vehicles, including select years and models of the Cadillac CTS & SRX, Chevrolet Camaro, Captiva Sport, Equinox, Impala, Orlando, Buick Allure & LaCrosse, GMC Terrain, and Saab 9-5. By providing your VIN, you guarantee we send the correctly programmed module for your specific application.