Restore Your Truck’s Brainpower: A Pre-Programmed PCM Solution
Is your 2006 Isuzu I-350 running rough, refusing to start, or throwing confusing check engine light codes? You’re not just dealing with a minor glitch; you’re likely facing a failing Powertrain Control Module (PCM), the central computer of your vehicle. Driving with a faulty PCM can lead to poor fuel economy, unpredictable stalling, and even damage to other engine components. This isn’t just an inconvenience—it’s a critical reliability issue. We offer a dependable, straightforward solution: a replacement PCM, part number 19209820, professionally programmed to your truck’s exact Vehicle Identification Number (VIN).
Unlike a generic part from a local store, this module arrives at your door ready for installation. We handle the complex programming process for you, loading the latest GM factory software updates. This ensures your engine and transmission operate exactly as the manufacturer intended, restoring lost performance and efficiency. By providing us with your VIN during checkout, you eliminate the need for an expensive trip to the dealership for programming. This is the most direct path to getting your reliable truck back on the road.
A Technician’s Notebook: The Ghost in the Machine
I once had a 2006 Chevy Colorado (which uses this same PCM) come into my bay with an issue that had stumped two other shops. The owner complained of random stalling at traffic lights and an intermittent no-start condition. No specific codes were stored, just a generic U0100 ‘Lost Communication’ code that would appear and disappear. They had already replaced the fuel pump and crank sensor. After checking all the wiring and grounds, I hooked up my scope to the PCM’s power and data lines. I noticed a tiny, almost imperceptible voltage drop inside the module right before it would act up. It was an internal failure, invisible to standard scan tools. A new, properly programmed PCM like this one solved the problem instantly. It’s a reminder that sometimes the ‘brain’ itself is the issue, and a reliable replacement is the only true fix.
Common Signs of a Failing PCM
- ✔ Check Engine Light is on with codes like P0601, P0602, P0606 (Internal Control Module Failure).
- ✔ Your vehicle fails to start or starts intermittently.
- ✔ Noticeable drop in fuel efficiency for no apparent reason.
- ✔ The engine stalls, stumbles, or misfires while driving.
- ✔ Harsh or erratic automatic transmission shifting.
- ✔ Communication errors with your scan tool.
A Straightforward Guide to Installation
- ✔ Safety First: Always disconnect the negative terminal from your vehicle’s battery before beginning work.
- ✔ Locate the PCM: On the 2006 Isuzu I-350, the PCM is typically located on the right-hand (passenger side) of the firewall in the engine bay.
- ✔ Disconnect Connectors: Carefully unclip and remove the wiring harness connectors from the old module. Inspect them for any corrosion or damage.
- ✔ Remove the Old Module: Unbolt the old PCM from its mounting bracket. It’s usually held in place by a few small bolts.
- ✔ Install the New Module: Mount your new, pre-programmed PCM onto the bracket and securely fasten the bolts.
- ✔ Reconnect Everything: Plug the wiring harness connectors firmly into the new module until they click. Reconnect the negative battery terminal.
- ✔ Security Relearn (If Needed): In many cases, the vehicle will start and run perfectly. However, some GM vehicles require a simple security relearn procedure (often called a ‘key cycle’) to sync the new PCM with the anti-theft system. This can typically be done without special tools and instructions can be easily found online for your specific model.
Will This Fit My Vehicle? Verified Compatibility
This powertrain control module is a direct-fit replacement for a wide range of GM trucks and SUVs. Please verify your vehicle and options below. This unit replaces part numbers including: 12569773, 12588650, 12591647, 12593532, 12594430, 12597521, 12600818, 12606373, 19209820, and many more.
- Chevrolet Colorado (2004-2006) – Electronic Control Module; (RH firewall)
- GMC Canyon (2004-2006) – Electronic Control Module; (RH firewall)
- Hummer H3 (2006) – Electronic Control Module; (RH firewall)
- Isuzu I-280 (2006) – Electronic Control Module; (RH firewall)
- Isuzu I-350 (2006) – Electronic Control Module; (RH firewall)
- Buick Rainier (2006) – Electronic Control Module; (LH engine), 4.2L
- Chevrolet Trailblazer & Trailblazer EXT (2006) – Electronic Control Module; (LH engine), 4.2L
- GMC Envoy & Envoy XL (2006) – Electronic Control Module; (LH engine), 4.2L
- Isuzu Ascender (2006) – Electronic Control Module; 4.2L (LH engine)
- Saab 9-7X (2006) – Electronic Control Module; (LH engine), 6 cylinder
Frequently Asked Questions about the 2006 Isuzu I-350 PCM
Why do you need my VIN?
Your Vehicle Identification Number (VIN) allows us to program the module with the exact software and calibrations specific to your truck’s engine, transmission, and factory options. This ensures perfect compatibility and performance without needing a dealership visit.
Is this a simple plug-and-play installation?
Yes, for the vast majority of vehicles. Because we program it beforehand, you just need to install it. Some vehicles may require a simple security relearn procedure, which involves turning the key in a specific sequence, but does not require any special tools.
Will this fix my check engine light?
If the check engine light is caused by an internal failure of your existing PCM (common codes P0601-P0606), then this replacement module will resolve the issue. It’s crucial to properly diagnose the cause of the light before ordering.
What if I have the wrong part number?
This module is compatible with a long list of part numbers. As long as your vehicle is listed in our compatibility chart, this module will function correctly once programmed to your VIN, even if the number on your old part is slightly different.
Do I need to return my old PCM (core)?
No core charge or return is required for this particular part. You can keep or responsibly dispose of your old module.