Are you tired of dealing with a faulty engine control module in your 2003-2007 GMC Sierra 2500 Pickup? Do you find yourself struggling with poor engine performance, reduced fuel efficiency, and annoying error codes? Look no further! Our pre-programmed 12589463 Engine Control Module (ECM) is here to restore your vehicle’s original OEM function seamlessly. Imagine being able to drive without hesitation, knowing that your engine is running smoothly and efficiently.
- Restores original ECM function for smooth operation
- OEM-equivalent build ensures long-lasting reliability
- Pre-programmed to your VIN—no dealership visits needed
- Includes 1-year warranty for peace of mind
- Easy DIY install with basic tools (tips: disconnect battery first to avoid shorts)
- Outperforms worn OEM without modifications
- Compatible with Sierra 2500 Pickup variants (expand from data, e.g., engine sizes like 6.0L)
No more sluggish acceleration on highways or annoying error codes. This pre-programmed ECM is designed to work seamlessly with your vehicle’s systems, ensuring efficient performance and reliability. Unlike failing factory modules that trigger codes, this restoration module ensures efficiency and peace of mind.
Important Installation Notes
Please note that after purchasing, you will need to provide us with your VIN so we can program the ECM before shipping. Additionally, it is essential to follow proper installation procedures to avoid any potential issues. A relearn procedure may be required for optimal performance; please consult your owner’s manual or a professional mechanic if needed.
This part will fit these makes and models with these options
2003-2007 GMC Sierra 2500 Pickup (expand from data, e.g., engine sizes like 6.0L)