Are you tired of dealing with a faulty Electronic Control Module (ECM) in your 2003-2006 GMC Escalade ESV? Do you struggle with stalling, poor engine performance, and frustrating check engine lights? Look no further! Our pre-programmed 89017750 ECM is designed to restore your vehicle’s original OEM function, ensuring smooth operation and reliability.
- Restores original ECM function for seamless performance
- 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 Escalade ESV variants (expand from data, e.g., engine sizes like 5.3L)
No more sluggish acceleration on highways or frustrating stalls in traffic. Our pre-programmed ECM ensures your vehicle runs like new, restoring the performance and reliability you deserve. Unlike failing factory modules that trigger codes and decrease efficiency, our replacement part is designed to restore OEM function without any modifications.
Purchase with confidence, knowing that our ECM is programmed specifically for your vehicle’s VIN, eliminating the need for dealership visits or costly reprogramming fees. Plus, our 1-year warranty provides peace of mind, protecting your investment in case anything goes wrong.
Important Installation Notes
Please note that this ECM requires a simple DIY installation with basic tools. Before starting, disconnect your battery to avoid any shorts or electrical issues. After installation, ensure all connections are secure and double-check for any signs of wear or damage. If you’re not comfortable with the installation process, consult a professional mechanic or contact our support team for assistance.
Additionally, please be aware that this ECM may require relearns or setup procedures after installation, such as theft relearn using GM systems like Tis2web/Techline Connect. It is the buyer’s responsibility to ensure these procedures are completed correctly to avoid any issues with your vehicle’s performance or security features.
Order your pre-programmed ECM today and rediscover reliable driving in your 2003-2006 GMC Escalade ESV!
This part will fit these makes and models with these options
2003-2006 GMC Escalade ESV Electronic Control Module (ECM) – 89017750