This Engine Computer, also known as an Engine Control Module (ECM), Engine Control Unit (ECU), and Powertrain Control Module (PCM), is a reliable replacement for all 2003 Buick Regal PCM models featuring a 3.8L engine size with the corresponding part number 12583826. It falls under the hardware code 12582721.
Our 2003 Buick Regal ECM is pre-programmed with your vehicle’s unique VIN, ensuring seamless communication among internal modules. Furthermore, the unit is updated to the latest software version, optimizing fuel efficiency and enhancing your vehicle’s performance. Our dedicated in-house mechanics employ rigorous off-board testing to guarantee peak performance for each unit. No additional programming is necessary upon installation.
Our Buick Regal ECM is designed to work with your original keys, enabling your vehicle to start effortlessly through a simple key cycling procedure. No locksmith services are required. Replacing your module can now be conveniently accomplished in your own driveway, eliminating the need for expensive dealership services and the inconvenience of towing your vehicle to a mechanic. Whether you’re an amateur or a seasoned technician, installation has never been simpler!
Attention! We kindly request your Vehicle Identification Number (VIN) for programming the unit.
When proceeding with the checkout, please provide the VIN in the designated text field labeled “Vehicle Identification Number (VIN)” situated within the Vehicle Information section.
In case you don’t have your VIN number readily available, don’t worry! You can send it to us later through email at admin@cliffordautoparts.com or by phone at (516) 494-7838
RENOVATED AND THOROUGHLY TESTED FOR QUALITY:
Every product undergoes a meticulous renovation process and extensive quality testing by our certified in-house experts. Our team handles all refurbishing and testing internally, guaranteeing that each item meets our stringent standards before leaving our facility. This approach ensures that our customers receive top-notch quality products at an unmatched value! Our testing procedure addresses and resolves all common PCM issues, providing you with a reliable and efficient product.
- Difficulty Initiating Engine
- Diagnostic Codes for Vehicle Troubleshooting
- Occasional Performance Challenges
- Decreased Engine Power
- Lack of Ignition Signal
- Absence of Injector Signal
- Reduced Fuel Efficiency
- Transmission Shifting Complications
WHY PURCHASE FROM US:
- Industries Lowest Prices
- FREE Warranty lifetime warranty
- FREE Domestic Shipping with Quick Turnaround Time
- No Core Charge or Core Return Required; you can keep your old unit
- Guaranteed OEM products; Refurbished and 100% Tested
- Latest Software Updates Included
- Plug & Play; No Additional Programming Required
- ASE Certified In-House Technicians
- Readily Available Support Agents (email, phone, live chat)
