VIN Programmed 2003 Buick Regal 3.8L Engine Computer 12582721 GM

Overview

The Engine Control Module (ECM), also known as the Engine Control Unit (ECU) or Powertrain Control Module (PCM), is a vital component in your vehicle's engine management system. It ensures your engine runs smoothly and efficiently. Our rebuilt OEM ECMs are designed to match the specifications of your original unit, ensuring compatibility and optimal performance.

Key Features

• VIN Programmed: Pre-programmed to your vehicle's specific VIN for a seamless installation.

• Updated Software: Flashed with the latest manufacturer updates to ensure the best performance.

• Quality Assurance: Each unit undergoes rigorous testing to ensure it meets the highest standards of performance and reliability.

Warranty and Shipping

• Lifetime Replace or Repair Warranty: Enjoy peace of mind with our comprehensive lifetime warranty.

• Free Domestic Shipping: We offer free shipping within the United States, ensuring quick and reliable delivery.

Compatibility

Our rebuilt ECMs are 100% compatible with and supersede ECMs bearing any of the following part numbers:

• Hardware Codes: 12582721

• Part Numbers: 12582721, 12583826

• Hollander Part Number: 590-07142

Understanding Hardware Codes

The hardware code is assigned to an ECM during initial manufacturing. It acts as the platform onto which vehicle-specific firmware is loaded. Always aim to purchase the latest firmware revision of your original ECM for optimal performance.

Why Purchase from Us?

• Industries Lowest Prices: We offer competitive pricing without compromising on quality.

• FREE Lifetime Warranty: Comprehensive lifetime warranty included with every purchase.

• FREE Domestic Shipping: Quick turnaround time with no additional shipping cost.

• No Core Charge or Core Return Required: Keep your old unit without any additional fees.

• Guaranteed OEM Products: Refurbished and thoroughly tested to ensure reliability.

• Latest Software Updates Included: Ensures your ECM is up-to-date with the latest manufacturer improvements.

Common Issues Addressed

Our rebuilt ECM is designed to resolve a wide range of common issues, including:

• Electrical Problems: Resolves random electrical issues that can affect various systems in your vehicle.

• Failure to Start: Fixes issues preventing the engine from starting.

• Fault/Trouble Codes: Clears persistent fault or trouble codes that trigger the check engine light.

• Intermittent Problems: Addresses intermittent issues that cause inconsistent vehicle performance.

• Loss of Power: Restores full engine power and performance.

• No Ignition Pulse: Fixes problems where the engine receives no signal to ignite.

• No Injector Pulse: Resolves issues preventing fuel injectors from receiving the correct signals.

• Poor Fuel Economy: Improves fuel efficiency by ensuring proper engine management.

• Shifting Problems: Corrects issues with automatic transmission shifting.

Vehicle Identification Number (VIN)

To program your ECM, we will need your Vehicle Identification Number (VIN). During checkout, please enter your VIN in the designated text field located in the Vehicle Information section. If you don't have your VIN on hand, you can send it to us later.