Get Your Truck Back on the Road with a Reliable, Programmed Engine Computer
Is your truck, van, or SUV suffering from frustrating issues like a no-start condition, rough idling, or a check engine light that won’t go away? A failing Powertrain Control Module (PCM) can bring your reliable workhorse to a dead stop. This genuine OEM engine computer, part number 09355699, is the straightforward, dependable solution to restore your vehicle’s performance and get you back to work. We take the guesswork and expensive dealer visits out of the equation by professionally programming this unit to your vehicle’s specific VIN before it ships. It arrives at your door ready for a simple, plug-and-play installation.
Common Symptoms & Your Solution
If your vehicle is experiencing any of the following, a faulty PCM is the likely culprit. This pre-programmed module is designed to be the definitive fix for:
- Complete no-start or intermittent starting problems
- Poor engine performance, hesitation, or stalling
- Harsh or incorrect transmission shifting
- Check Engine Light with communication-related Diagnostic Trouble Codes (DTCs)
- Erratic gauge behavior or loss of communication with other modules
- Reduced fuel economy
Features & Benefits
- âś” Plug & Play Installation: We professionally program this computer using your VIN, so it’s ready to install right out of the box with no extra dealer trips required.
- âś” Updated OEM Software: Each module is flashed with the latest GM software updates, ensuring optimal engine and transmission performance for your specific vehicle.
- âś” Proven OEM Reliability: This is a tested, used Original Equipment Manufacturer part, offering the durability and perfect fitment you expect from a factory component.
- âś” Cost-Effective Repair: Get your vehicle running perfectly again without the high cost of a new computer from a dealership.
- âś” This unit is backed by our one-year replacement warranty.
Expert Insight: The Critical Role of VIN Programming
Why is VIN programming so important? On these late-90s GM vehicles, the PCM is the central brain that communicates with everything from the engine and transmission to the anti-theft system (VATS/Passlock) and instrument cluster. Simply installing a non-programmed computer from another vehicle will often result in a no-start condition due to a security mismatch. Our professional VIN flashing service ensures all systems recognize the new module, allowing for a seamless installation and immediate return to normal operation. It’s the key difference between a quick fix and a week of headaches.
Frequently Asked Questions
How do I provide my Vehicle Identification Number (VIN)?
After you complete your purchase, you will need to send us your 17-digit VIN. You can typically reply to your order confirmation email or use the contact form on our website. We cannot ship your part until we receive your VIN.
Is any additional programming needed after I install it?
In most cases, no. Our VIN programming handles the critical engine and security parameters. However, on some vehicles, a Crankshaft Variation Relearn (also known as a CASE Relearn) may be required with a capable scan tool to clear a P1336 trouble code. This is a simple procedure for most mechanics.
Is this a new part?
No, this is a high-quality, used OEM computer that has been carefully removed from a salvaged vehicle. Each unit is inspected and tested to ensure it is fully functional before being programmed and shipped.
How can I be sure this part will fit my vehicle?
Please check the extensive fitment list provided on this page. This computer directly replaces part numbers 09355699, 16266645, 16250279, and others listed. Matching one of these numbers and your vehicle model/year is the best way to confirm compatibility.
What tools are needed for installation?
Installation is typically straightforward and requires basic hand tools, such as a socket set, to disconnect the battery and remove the mounting brackets for the old computer. Always disconnect the negative battery terminal before starting work.