Is Your GM Truck or Van Running Out of Steam?
Is your trusty Chevrolet, GMC, or GM vehicle plagued by a persistent check engine light, erratic shifting, poor fuel mileage, or even a frustrating no-start condition? These are classic signs of a failing Powertrain Control Module (PCM), the electronic brain of your vehicle. When it falters, it can leave you with a workhorse that can’t work and a daily driver you can’t depend on. This is your direct-fit, reliable solution to restore your vehicle’s performance and get you back on the road with confidence.
Common Symptoms & Your Solution
A failing engine computer can manifest in numerous ways, often leading to incorrect diagnoses and costly, unnecessary repairs. If you’re experiencing any of the following, this module is the definitive fix:
- Persistent Check Engine Light (CEL) for codes like P0601, P0605, or P0606
- Harsh or unpredictable automatic transmission shifting
- Engine stalling, stumbling, or misfiring
- Noticeable decrease in fuel economy
- Failure to pass state emissions testing
- Complete no-start or intermittent starting issues
This Programmed 16263494 PCM is the heart transplant your vehicle needs. It arrives at your door fully flashed with the latest GM software, specifically matched to your vehicle’s unique VIN. This eliminates the need for expensive dealership programming or specialized tools.
Features That Deliver Real-World Benefits
- โ 100% Plug & Play Installation: We program the module to your specific VIN before shipping. Simply install the part, and you’re ready to go. No extra steps or trips to the dealer required.
- โ Updated GM Factory Software: Your module comes loaded with the newest software updates from General Motors, ensuring optimal fuel efficiency, emissions control, and transmission performance.
- โ Guaranteed Compatibility: This unit is a direct replacement for multiple service numbers, including 16263494, 16265035, and 8162634940. We take the guesswork out of finding the right part.
- โ Restored Drivability: By correcting engine and transmission commands, this module restores the smooth, reliable performance you expect from your GM truck or van.
- โ Cost-Effective Dealership Alternative: Get a fully functional, VIN-programmed computer for a fraction of the price you’d pay at a dealership for a new part and programming service.
Expert Insight: The Critical Role of VIN Programming
As a 20-year veteran technician, I can’t stress this enough: VIN programming is not optional. Your vehicle’s VIN is linked to specific calibrations for the engine, transmission, emissions equipment, and even optional features like cruise control. Installing a generic, non-programmed module from a salvage yard is a recipe for disaster. It can lead to a no-start condition, incorrect transmission behavior, or persistent warning lights because the computer doesn’t know what vehicle it’s in. Our process ensures this Programmed 16263494 PCM is a perfect digital match for your vehicle, guaranteeing a seamless and successful repair.
Frequently Asked Questions
Do I need to do any programming after I receive this part?
No. This module is a complete plug-and-play solution. We flash it with your vehicle’s VIN and the latest GM software before it leaves our facility. In some cases, a CASE relearn or security relearn may be required, which can be performed with a capable scan tool or a simple key-cycle procedure.
How do I provide my VIN?
After you complete your purchase, simply send us a message with your 17-digit Vehicle Identification Number (VIN). We cannot ship your part until we receive this information, as it is essential for the programming process.
Where is the PCM located on my vehicle?
Location varies by model. On many GM trucks and full-size vans (like the Express and Savana) from this era, the PCM is located in the engine compartment, often on the driver’s side fender well or near the battery. On S-10 and Blazer/Jimmy models, it’s typically on the passenger side firewall or fender. Always disconnect the battery before removal or installation.
Is this a new or a reconditioned part?
This is an expertly inspected and restored original GM unit. Each module undergoes a rigorous testing process to ensure all circuits and processors meet or exceed OEM specifications, providing you with a reliable and long-lasting component.
What happens if I install a PCM that isn’t programmed to my VIN?
An incorrectly programmed PCM will not communicate properly with the other modules in your vehicle. This will almost certainly result in a no-start condition due to the anti-theft system, as well as incorrect engine and transmission operation if it does manage to start. Our VIN programming service for the Programmed 16263494 PCM prevents these issues entirely.