Is Your GM Truck or SUV Running Rough?
If you’re dealing with frustrating issues like a persistent check engine light, erratic transmission shifting, a rough idle, or even a vehicle that won’t start, a failing Powertrain Control Module (PCM) is often the culprit. For the dependable workhorses of the late 90sโlike your Suburban, Silverado, or Express Vanโthe PCM is the brain of the operation. When it fails, it can bring everything to a halt, leaving you stranded and costing you time and money. Don’t let a faulty computer sideline your vehicle. This is the straightforward, reliable solution to get you back on the road with confidence.
Common Symptoms & Your Direct-Fit Solution
A failing engine computer can manifest in numerous ways, often mimicking other component failures. If you’re experiencing any of the following, this pre-programmed PCM is your definitive fix:
- Inconsistent or harsh transmission shifting
- Poor acceleration and loss of power
- Reduced fuel economy
- Engine stalling or refusing to start
- Check Engine Light with PCM-related Diagnostic Trouble Codes (DTCs) like P0601, P0602, or P0605
This module is a direct replacement for part number 16250279 and is professionally programmed with the latest GM software updates specifically for your vehicle using your VIN. This eliminates the need for expensive dealership trips or special programming tools, making the repair process as simple as possible.
Features & Benefits
- โ VIN-Programmed for Your Vehicle: Arrives ready to install right out of the box. We flash it with your vehicle’s specific information, ensuring seamless communication and a true plug-and-play experience.
- โ Loaded with Latest GM Updates: Your module comes with the newest factory software, which often corrects original factory drivability issues and improves overall performance and efficiency.
- โ Direct-Fit Replacement: Engineered to be a perfect replacement for OEM part numbers 16250279, 09366810, and 09355699, guaranteeing a perfect fit and function.
- โ Restores Peak Performance: By replacing the faulty brain of your engine, you restore crisp shifting, smooth idling, and the reliable power you depend on for work and family.
- โ This unit is backed by our one-year replacement warranty. We stand behind our work, giving you peace of mind with your purchase.
An Expert’s Take on the ‘Black Box’ PCM
As a technician who cut his teeth on these late-90s GM trucks, I can tell you the Programmed 16250279 PCM is one of the most critical components for keeping them on the road. These vehicles are from an era where the PCM took on massive responsibility, controlling everything from the fuel injectors to the 4L60E/4L80E transmission’s shift points. A generic, unprogrammed unit just won’t cut it. The VIN-specific programming isn’t just a convenienceโit’s essential for ensuring the transmission shifts correctly under load and the engine runs efficiently. Getting a module that’s pre-flashed with the latest updates is the single best thing you can do to solve complex electronic issues and add years of reliable service to your trusted truck or van.
Frequently Asked Questions
Do I need to program this module?
No. This module arrives fully programmed to your vehicle’s VIN. It is ready for installation right out of the box, making it a true plug-and-play solution.
What information do you need from me?
After you complete your purchase, you will need to provide us with your vehicle’s 17-digit Vehicle Identification Number (VIN). We use this to load the correct GM-certified software for your specific make, model, and options.
Is this a difficult part to install?
For most of the compatible GM trucks and vans, the PCM is located in the engine bay and is held in by a few bolts with accessible connectors. The installation is typically straightforward for a DIY mechanic with basic tools. As always, it’s essential to disconnect the battery before beginning the replacement.
Will this fix my check engine light?
If the check engine light is caused by an internal failure of your original PCM (indicated by codes like P0601-P0606), then this replacement module will solve the problem. It’s crucial to properly diagnose the issue before ordering, as this part will not fix problems caused by other faulty sensors or components.
How do I find my original part number?
Your original part number is printed on a sticker on the PCM itself. You will need to locate the module on your vehicle (typically on the driver’s side fender or firewall in the engine bay) to verify the number matches 16250279 or one of the compatible numbers listed.