Description
2019 Buick Regal 2.0L ECM / ECU – VIN Programmed | Plug & Play
This Engine Control Module (ECM / ECU) is a genuine OEM replacement for all 2019 Buick Regal 2.0L models.
Each unit is VIN-programmed, updated, and fully tested for a true plug-and-play installation with no dealer visit required.
Built to OEM standards for reliability, calibration accuracy, and long-term performance.
Strict Testing & Quality Assurance
Every ECU is inspected, refreshed, and verified through advanced diagnostic tools. Testing includes:
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Complete communication & CAN-bus verification
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Sensor input/output and signal integrity checks
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Injector & ignition pulse simulation
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Power, ground, and load-circuit analysis
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Flash memory integrity and checksum validation
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Thermal and voltage-stress testing to confirm reliability
This ensures a fully functional, reliable, plug-and-play module you can install with confidence.
Important Note
Some vehicles equipped with IMMO (Immobilizer) or PATS (Passive Anti-Theft System) may require additional key programming after installation. This is normal for models where security data must be synchronized with the vehicle’s body control system.
For a 100% plug-and-play solution with no relearns, no key programming, and no compatibility issues, we recommend our ECU Cloning Service, which transfers all original security, immobilizer, and configuration data directly into the replacement unit.
Contact Us
Email: info@fixecm.com
Phone: Local: 647-247-8555 | Toll-Free: 1-800-915-5566
Jose Nelson –
I was a bit nervous about replacing the ECM on my 2019 Buick Regal, but this unit arrived already programmed to my VIN, which made the whole process so much smoother. Installation was straightforward—just plugged it in, and it fired right up without any issues. I appreciated how quickly it shipped too; I wasn’t off the road for long. The car runs perfectly now, and I haven’t noticed any glitches or error lights. Overall, this was a hassle-free fix that saved me a lot of time and stress.
Cooper Hill –
This ECM was ready to go right out of the box and had my Regal running smoothly again in no time. Impressive quality and super quick delivery!
Chris Howard –
The ECM arrived quickly and was exactly as described, fully programmed to my VIN which saved me so much time. Installation was straightforward, truly a plug-and-play experience with no hiccups. I appreciate the reliable quality and the support team was very helpful when I had a couple of questions. Overall, this made the repair process much smoother than I expected.
Paul Anderson –
I was a bit nervous about ordering an ECM online, but this 2019 Buick Regal 2.0L unit arrived quickly and was already VIN programmed, which made installation so much easier than I expected. The plug-and-play aspect was exactly as advertised—I literally just swapped out the old module and my car fired right up without any hiccups. It definitely saved me a trip to the dealer and a lot of money on labor. Plus, when I had a question about the setup, their support team was responsive and super helpful. Overall, a smooth experience from start to finish, and my Regal runs like new again!