Get Your Truck Back on the Road, Fast.
Is your 2004-2006 Chevy Colorado or GMC Canyon running rough, shifting erratically, or showing a persistent check engine light? A failing Powertrain Control Module (PCM) is often the culprit, acting like a confused brain for your truck’s engine and transmission. This isn’t just an annoyance; it affects performance, fuel economy, and reliability. This replacement PCM is your direct, hassle-free solution to restore your truck’s performance and get you back on the road with confidence.
Common Symptoms of a Failing PCM & Your Solution
If you’re experiencing any of the issues below, a faulty computer is the likely cause. This pre-programmed module is designed to be the definitive fix for these frustrating problems:
- Erratic or harsh transmission shifting
- Engine stalling or stumbling unexpectedly
- Poor acceleration and loss of power
- Reduced fuel economy
- No-start or hard-start conditions
- Check Engine Light with communication codes (like U0100) or internal processor codes (like P0601, P0606)
By installing our expertly programmed 2004-2006 Colorado PCM, you are not just replacing a part; you are restoring the core logic that makes your truck run smoothly and efficiently.
Features & Benefits
- ✔ VIN-Programmed for Your Truck: We flash this module with the latest GM updates using your specific VIN. This ensures perfect compatibility with your truck’s options and systems, right out of the box.
- ✔ Plug & Drive Installation: Because it arrives pre-programmed, there is no need for an expensive trip to the dealership for coding. This saves you time and money, making it a straightforward repair you can trust.
- ✔ Restored Performance & Efficiency: A correctly functioning PCM ensures optimal engine timing, fuel delivery, and transmission shift points, bringing back the power and fuel economy you expect from your truck.
- ✔ Guaranteed Compatibility: This unit is a direct replacement for a wide range of part numbers, including 12596784, 12597521, 12606399, and more. See the full fitment list below.
- ✔ Peace of Mind: This unit is backed by our one-year replacement warranty.
An Expert’s Note on VIN Programming
“Many owners don’t realize that a PCM isn’t just a generic box. It’s the brain, and it needs to speak the exact ‘dialect’ of your specific truck, accounting for its engine, transmission, and factory options. We take the guesswork out of the equation. By programming the module to your VIN before it even leaves our facility, we ensure every component in your powertrain communicates correctly, just as the engineers intended. This is the key to a successful, lasting repair and the reason our 2004-2006 Colorado PCM is a trusted solution.”
Frequently Asked Questions
Do I need to do any programming myself?
No. We handle all the programming for you. Simply provide us with your vehicle’s 17-digit VIN when you order, and the module will arrive ready to be installed. In most cases, a simple security relearn procedure may be required after installation, which takes only a few minutes to perform yourself.
Where is the PCM located on my 2004-2006 Colorado?
On the 2004-2006 Chevrolet Colorado and GMC Canyon, the PCM is typically located in the engine bay, mounted to the RH (passenger side) firewall.
Will this fix my check engine light?
If the check engine light is caused by a faulty PCM (indicated by codes like P0601, P0606, or communication errors), then this replacement unit is designed to solve the problem. It’s always recommended to diagnose the root cause of any trouble codes before replacing parts.
How do I provide my VIN?
After you complete your purchase, you will receive instructions on how to send us your vehicle’s VIN. We cannot ship your part until we receive this information, as the programming is essential for the part to function.
Is this a genuine GM part?
This is a quality, tested original equipment part that has been professionally programmed to meet or exceed factory specifications. It serves as a direct replacement for the original module in your vehicle.
Don’t let a faulty computer keep your reliable truck sidelined. Order your pre-programmed 2004-2006 Colorado PCM today and restore its proper function and dependability.