Is Your Isuzu I-350 Experiencing Critical Failures?
If your 2006 Isuzu I-350 is suffering from erratic behavior like stalling, poor fuel economy, harsh shifting, or a persistent Check Engine Light, the root cause is often a failing Powertrain Control Module (PCM). As the central computer of your truck, the PCM governs everything from fuel injection and ignition timing to transmission shift points and emissions control. When it begins to fail, it can create a cascade of frustrating and seemingly unrelated problems. This isn’t just an inconvenience; it’s a critical component failure that compromises your vehicle’s performance, reliability, and safety.
The Direct Solution: A VIN-Programmed Replacement
Don’t settle for a generic, unprogrammed module that will require expensive dealership visits for flashing and setup. This is a complete, ready-to-install solution for your vehicle. We take your truck’s unique Vehicle Identification Number (VIN) and program this module with the very latest software updates directly from GM. This ensures that the computer is perfectly matched to your vehicle’s specific configuration, including its engine, transmission, and factory options. By purchasing a pre-programmed 2006 Isuzu I-350 PCM from us, you are getting a part that is designed to restore original factory performance and clear communication between all vehicle systems.
From the Diagnostic Bay
We once had a 2006 Chevy Colorado (which shares this exact PCM with the I-350) come into the shop with a persistent P0171 (System Too Lean) code. The owner had already replaced the mass airflow sensor, O2 sensors, and even the fuel pump based on advice from forums. The light always came back. After hooking up our diagnostic tools, we noticed the fuel trim data was completely erratic. The PCM’s internal processor was failing, causing it to misinterpret sensor data and command the wrong fuel mixture. We installed a VIN-programmed PCM, performed the security relearn, and the truck ran perfectly. It’s a classic case of treating the disease, not just the symptoms.
Common Symptoms of a Failing 2006 Isuzu I-350 PCM
- ✔ Check Engine Light: The light is on, and you may have codes related to sensors, misfires, or communication errors (U-codes).
- ✔ Poor Engine Performance: Noticeable loss of power, hesitation during acceleration, or rough idling.
- ✔ Reduced Fuel Economy: The engine is running inefficiently, causing you to visit the gas station more often.
- ✔ Transmission Issues: Hard or delayed shifting, or the transmission getting stuck in one gear (limp mode).
- ✔ No-Start or Stalling: The engine cranks but won’t start, or it stalls intermittently while driving.
- ✔ Failed Emissions Test: Inability to pass a smog check due to engine-related fault codes.
Simple Process, Lasting Results
Our goal is to make this repair as straightforward as possible. The process is simple:
- Place Your Order: Complete the purchase for this module.
- Provide Your VIN: Reply to our confirmation email or send us a message with your 17-digit VIN. This is critical for correct programming.
- We Program & Ship: Our technicians will flash the module with the latest GM software specific to your vehicle and ship it out to you.
- Install & Drive: Installation is typically a direct swap. In most cases, you will only need to perform a simple security relearn procedure (often called a key-cycle relearn), which takes about 30 minutes and requires no special tools. We provide clear instructions to guide you through it.
This module is a direct replacement for a wide range of part numbers, ensuring broad compatibility. Please verify that your vehicle and original part number are listed below to guarantee a perfect fit.
Cross-Reference Part Numbers:
12569773, 12588650, 12589311, 12589585, 12591647, 12591648, 12593531, 12593532, 12594430, 12594431, 12596783, 12596784, 12597521, 12597776, 12597777, 12600818, 12604438, 12604439, 12606369, 12606373, 12606374, 12606398, 12606399, 19209820, 19209821
This Part Fits:
- ✔ 2004-2006 Chevrolet Colorado
- ✔ 2006 Buick Rainier (4.2L)
- ✔ 2006 Hummer H3
- ✔ 2006 Isuzu Ascender (4.2L)
- ✔ 2006 Isuzu I-350
- ✔ 2006 Isuzu I-280
- ✔ 2006 GMC Envoy / Envoy XL (4.2L)
- ✔ 2006 Chevrolet Trailblazer / Trailblazer EXT (4.2L)
- ✔ 2004-2006 GMC Canyon
- ✔ 2006 Saab 9-7x (6 cylinder)
Frequently Asked Questions
Do I need to do any programming myself?
No. We handle all the programming before shipping. The module arrives flashed with the latest GM software for your specific VIN. You will only need to perform a simple security relearn procedure, which we provide instructions for.
Where is the PCM located on my 2006 Isuzu I-350?
On the 2006 Isuzu I-350, as well as the Chevy Colorado and GMC Canyon, the Electronic Control Module is typically located on the right-hand (passenger side) of the firewall in the engine bay.
How do I provide my VIN?
After you place your order, you can simply reply to your order confirmation email with your 17-digit VIN. You can find your VIN on your vehicle’s registration, insurance card, or on a placard on the driver’s side dashboard visible through the windshield.
Will this fix my check engine light?
If the check engine light is caused by a faulty PCM, then yes, this part will resolve the issue. However, it’s important to ensure the underlying cause is the PCM and not a separate sensor or mechanical issue. This module will fix codes related to internal processor failure, communication errors, and faulty driver circuits.
Is this a new part?
This is a high-quality, tested component that has been returned to factory specifications. Each unit is meticulously inspected and programmed with the latest software to ensure reliability and performance that meets or exceeds the original.