Programmed 16263494 PCM Engine Computer | For GM Trucks, Vans & SUVs | Plug & Play

Get Back on the Road with Confidence

Don’t let a faulty computer keep your truck or van sidelined. This VIN-programmed 16263494 PCM Engine Computer arrives ready to install, eliminating frustrating guesswork and expensive dealer visits. Restore the reliable performance you depend on. Order today and drive with peace of mind.

$114.95

+11.99 USPS Priority Shipping

Availability: In stock



SKU: 590-05454-90 Categories: ,
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Get Your GM Truck Back to Work

Is your reliable GM truck, van, or SUV suddenly stalling, shifting erratically, or showing a persistent Check Engine Light? A failing Powertrain Control Module (PCM) is often the culprit, leaving you stranded and costing you valuable time. Don’t let a complex electronic issue keep you off the road. This is the direct, hassle-free solution to restore your vehicle’s performance and dependability. We provide a professionally programmed Programmed 16263494 PCM Engine Computer, flashed with the latest official GM software specifically for your vehicle’s VIN. It arrives at your door ready for a straightforward installation, getting you back to work or back to your life without the need for an expensive trip to the dealership.

Common Symptoms of a Failing PCM & Your Direct-Fit Solution

If you’re experiencing any of the following issues, a faulty engine computer is the likely cause. This module is the definitive fix for:

  • Check Engine Light (CEL) with communication error codes (e.g., P0601, P0605, P0606)
  • Vehicle won’t start or stalls intermittently
  • Poor engine performance and reduced power
  • Decreased fuel economy
  • Harsh or unpredictable automatic transmission shifting
  • Failure to pass emissions testing

Instead of wrestling with a used module that requires costly dealer programming, our service provides a complete, ready-to-install Programmed 16263494 PCM Engine Computer. We handle the complex part so you can focus on the simple installation.

Features & Benefits

  • ✔ VIN-Specific Programming: We flash the module with your vehicle’s exact VIN and the newest GM software updates, ensuring perfect compatibility and optimal performance.
  • ✔ Plug & Play Installation: No dealership visit required for programming. In most cases, you can install it yourself in under an hour. A simple security relearn procedure may be needed, which can be done without special tools.
  • ✔ Restored Drivability: Solves common issues like stalling, rough idling, and poor shifting, making your vehicle reliable and predictable again.
  • ✔ Improved Efficiency: With the latest software, your engine and transmission will operate at peak efficiency, potentially restoring lost fuel economy.
  • ✔ Cost-Effective Solution: A smart, affordable alternative to the high costs associated with dealership parts and labor.

From the Technician’s Bench: We had a customer with a 2000 Chevy Express van for his plumbing business. The van was stalling randomly at job sites, costing him time and money. The diagnosis pointed to an internal PCM failure. Instead of tying up his work vehicle for days at a dealer, he ordered our pre-programmed module. He provided his VIN, we flashed the unit, and shipped it out. He installed it himself in the parking lot that afternoon and was back on the road to his next job. That’s the peace of mind we deliver – a reliable part that gets your essential vehicle running right, fast.

This Programmed 16263494 PCM Engine Computer is the brain of your vehicle, and ensuring it has the correct, updated software is critical for long-term reliability. Trust our expertise to deliver a component that restores the dependable performance you count on every day.

Frequently Asked Questions

What is a PCM and what does it do?

The Powertrain Control Module (PCM), also known as the Engine Control Module (ECM) or Engine Computer, is the central computer that controls all aspects of your vehicle’s engine and transmission. It manages fuel injection, ignition timing, emissions systems, and transmission shift points to ensure optimal performance, efficiency, and reliability.

Do I need to do anything after I install this module?

Our module is programmed to be plug-and-play. However, on many GM vehicles, you will need to perform a simple security relearn procedure (often called a CASE relearn or Passlock relearn). This procedure syncs the new PCM with your vehicle’s anti-theft system and can typically be done in your driveway without any special tools. Instructions are widely available online or we can help point you in the right direction.

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 program and ship your module without it. Please double-check the VIN for accuracy to ensure a perfect match.

Is this compatible with my specific vehicle?

This module fits a wide range of GM trucks, vans, and SUVs from approximately 1998-2002. Please review the detailed fitment list on this page carefully. The key is to match the part number (16263494) listed in your vehicle’s options. If you’re unsure, feel free to contact us with your VIN, and we’ll be happy to verify compatibility for you.

What makes your programming service different?

We use official GM-licensed equipment and software to load the latest, most stable calibration for your specific VIN. This isn’t a generic file; it’s the precise software your vehicle was designed to run with, ensuring everything works as the factory intended.

Condition

Refurbished

Year
Genuine OEM

Yes

MPN

21811787

Interchange part number

Model

GMC 2500

Year

1999

Brand

GM

Manufacturer Part Number

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