Get Your Workhorse Back on the Road
Is your dependable GM truck or van suddenly suffering from erratic performance, a no-start condition, or a stubborn Check Engine light? A failing Powertrain Control Module (PCM) is often the culprit, bringing your vehicle’s reliability to a halt. This engine computer is the definitive, hassle-free solution to restore your vehicle’s factory performance and get you back to work. It arrives fully programmed to your vehicle’s specific VIN, eliminating the need for an expensive trip to the dealership for programming.
Common Symptoms & Your Solution
If you’re experiencing any of the following issues, a faulty engine computer is the likely cause. This pre-programmed module is designed to solve these problems and restore proper communication between your vehicle’s critical systems. Don’t let a bad module keep you sidelined; this is the fix you need for your GMC 2500 PCM 16250279.
- Severe drop in fuel economy
- Engine stalling, stumbling, or rough idling
- Hard or erratic automatic transmission shifting
- Failure to communicate with diagnostic scan tools
- Check Engine Light with Diagnostic Trouble Codes (DTCs) like P0601, P0605, or P0606
- Complete no-start condition where the engine cranks but won’t fire
Features & Benefits
- โ Plug & Play Installation: This module is professionally flashed with the latest GM software updates using your vehicle’s VIN. Simply install it, and you’re ready to goโno additional programming required.
- โ Restored Drivability: By installing a correctly functioning and updated computer, you’ll restore crisp shifting, smooth engine operation, and optimal fuel efficiency.
- โ Guaranteed Compatibility: This is a direct replacement for OEM part numbers 16250279, 09366810, and 09355699, ensuring a perfect fit and function for the extensive list of compatible GM trucks, vans, and SUVs.
- โ Cost-Effective Solution: Avoid the high costs and scheduling headaches of a dealership service department. This is a straightforward fix for DIYers and professional mechanics alike.
- โ Peace of Mind: This unit is backed by our one-year replacement warranty.
Expert Insight: Why VIN Programming is Crucial
On these late-90s GM vehicles, the PCM isn’t just an engine controller; it’s the central brain. It manages everything from fuel injection and spark timing to transmission shift points and anti-theft systems. Simply swapping a used module from another vehicle will almost always result in a no-start condition or severe drivability issues because it’s not matched to your truck’s specific options and security protocols. Our VIN-specific programming ensures the computer knows exactly what it’s controlling, making the installation seamless and effective. This is the key to a successful, lasting repair for your GMC 2500 PCM 16250279.
Frequently Asked Questions
Do I need to program this module?
No. We handle all the programming for you before the part is shipped. It will arrive ready to install, 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, updated software for your specific vehicle.
Is this part difficult to replace?
For most of the compatible vehicles, the PCM is located in the engine compartment and is relatively easy to access. The process typically involves disconnecting the battery, unplugging the electrical connectors, and removing a few mounting bolts. It’s a job most DIY mechanics can handle with basic tools.
How can I be sure my old PCM is the problem?
While the symptoms listed above are strong indicators, a definitive diagnosis is always recommended. Common signs include specific internal module fault codes (like P0601), no communication with a scan tool, or ruling out all other possible causes for your drivability issues. If you’re unsure, consulting with a professional mechanic is a good idea.
Will this fix my transmission shifting problems?
Yes, in many cases. The PCM directly controls the electronic automatic transmission’s shift solenoids and line pressure. If the computer is failing, it can cause harsh shifts, delayed engagement, or incorrect gear selection. Replacing a faulty GMC 2500 PCM 16250279 often resolves these transmission-related symptoms.