Restore Peak Performance and Reliability
Is your 2005 GMC Envoy XUV suffering from frustrating and unpredictable issues like stalling, poor fuel economy, erratic shifting, or a persistent check engine light? These are common indicators that the vehicle’s core computer, the Engine Control Module (ECM), is failing. This unit is the direct, reliable solution to restore your vehicle’s original performance and get you back on the road with confidence. We take the guesswork out of the repair by pre-programming this module specifically to your vehicle’s VIN, ensuring a seamless, plug-and-play installation.
Common Symptoms & Your Direct-Fit Solution
A faulty ECM can cause a wide range of problems that can be difficult to diagnose. If you’re experiencing any of the following, this professionally programmed module is your definitive solution:
- Unexpected stalling or engine hesitation
- Noticeable decrease in fuel efficiency
- Harsh or incorrect automatic transmission shifting
- Failure to start, even with a good battery and starter
- Check Engine Light with communication error codes (U-codes) or performance codes
- Misfire codes that persist after replacing plugs and coils
This replacement 2005 Envoy XUV Engine Control Module is meticulously prepared with the latest GM software updates to not only fix your current issues but also enhance overall engine and transmission operation.
Features & Tangible Benefits
- ✔ VIN-Programmed for Your Vehicle: Arrives ready for installation right out of the box. No expensive trips to the dealer for programming are necessary.
- ✔ Latest GM Software Updates: We flash the unit with the most current software, ensuring optimal fuel economy, emissions, and performance as intended by the manufacturer.
- ✔ Guaranteed Compatibility: By using your VIN, we ensure this module is a perfect electronic match for your vehicle’s specific options and systems.
- ✔ Direct-Fit Replacement: This part is a direct replacement for service numbers 12578554, 12596771, 12597191, 12597883, and 19210071, ensuring a perfect physical fit.
- ✔ One-Year Warranty: This unit is backed by our one-year replacement warranty, giving you complete confidence in your purchase.
A Mechanic’s Perspective: The VIN is Everything
I once worked on a 2005 Trailblazer where the owner had installed a generic, non-programmed ECM he found online. The truck would barely run and had severe transmission shifting problems. The issue? The generic module wasn’t programmed for his vehicle’s specific axle ratio and tire size. It was sending all the wrong signals. That’s why our VIN-specific programming is non-negotiable. We ensure the 2005 Envoy XUV Engine Control Module you receive is an exact digital clone of your original, preventing costly secondary problems and ensuring your vehicle operates exactly as it should.
Frequently Asked Questions
Do I need to do any programming myself?
Absolutely not. This Engine Control Module is delivered to you fully programmed to your vehicle’s specific VIN. The process is designed to be plug-and-play. Simply install the part, and you’re ready to go.
How do I provide my vehicle’s VIN?
After you complete your purchase, you will need to send us your 17-digit Vehicle Identification Number (VIN). We will provide clear instructions on how to do this. We cannot ship your part until we have this information to complete the programming.
Is this compatible with other GM vehicles?
Yes, this ECM is compatible with a range of 2005 GM models including the Envoy, Envoy XL, Trailblazer EXT, Rainier, Saab 9-7X, Isuzu Ascender, Corvette, GTO, and SSR with the 5.3L V8 or other specified engines. Providing your VIN is the best way to guarantee a perfect match.
What if my original part number is slightly different?
No problem. This module is a direct replacement for multiple service numbers, including 12578554, 12596771, 12597191, 12597883, and 19210071. As long as your vehicle is on the compatibility list, our VIN programming will ensure it works perfectly.
Will this fix my check engine light?
If the check engine light is on due to an internal failure of the original ECM, then yes, this part is the correct solution. It’s designed to resolve communication errors, processor faults, and other issues originating from a faulty 2005 Envoy XUV Engine Control Module.