Is your daily commute in your 2003-2006 Chevrolet Suburban 2500 being disrupted by a faulty engine control module (ECM)? Are you tired of experiencing stalling, rough idling, or decreased performance? Look no further! Our pre-programmed **12589463** ECM is here to restore your vehicle’s original function and reliability.
- 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 Suburban 2500 variants (expand from data, e.g., engine sizes like 6.0L).
No more frustrating stalls on the highway or decreased performance during family road trips! Our pre-programmed ECM ensures your vehicle runs efficiently and effectively. Unlike failing factory modules that trigger codes, our replacement restores efficiency and reliability. Pair with a diagnostic tool for optimal results—here’s how:
Important Installation Notes
After purchasing, please provide us with your VIN to ensure accurate programming. Relearn procedures may be required (e.g., theft relearn using GM systems like Tis2web/Techline Connect). It is the buyer’s responsibility to perform any necessary setup or relearns (e.g., injector/crankshaft variation). This ensures security features align perfectly and your vehicle runs smoothly.
This part will fit these makes and models with these options
2003-2006 Chevrolet Suburban 2500 Electronic Control Module; (LH front under battery), 6.0L