Restore Your Vehicle’s Performance and Reliability
Is your 1996 GM vehicle running rough, stalling unexpectedly, or showing a persistent check engine light? A failing Powertrain Control Module (PCM) is often the hidden cause of these frustrating and complex issues. This replacement engine computer is the definitive, plug-and-play solution designed to restore your vehicle’s original performance and get you back on the road with confidence.
Common Symptoms of a Failing PCM & Your Solution
If you’re experiencing any of the following, a faulty PCM could be to blame:
- Persistent Check Engine Light (CEL)
- Engine stalling or misfiring
- Poor fuel economy
- Harsh or erratic transmission shifting
- Failure to pass emissions tests
- Complete no-start condition
This isn’t just a replacement part; it’s a complete, hassle-free solution. We professionally program this 16211539 PCM to your vehicle’s specific Vehicle Identification Number (VIN) before it ships. This critical step ensures it’s loaded with the latest GM software updates and communicates perfectly with your engine, transmission, and security systems, eliminating the need for expensive dealership programming.
Features & Benefits
- โ Plug & Play Installation: Arrives pre-programmed to your specific VIN. Simply install it and turn the key.
- โ Latest GM Software: Flashed with the newest updates to ensure optimal engine performance, fuel efficiency, and smooth shifting.
- โ Guaranteed Compatibility: A direct replacement for service numbers 88963800, 16211539, and 16231853.
- โ Solves Drivability Problems: The definitive fix for issues caused by a faulty original computer, restoring smooth and reliable operation.
- โ No Core Charge: You are not required to send your old, non-functional part back to us.
- โ Backed by Confidence: This unit is backed by our one-year replacement warranty.
An Expert’s Note: From over 20 years of hands-on diagnostics, I’ve seen countless vehicle owners chase expensive sensor and component replacements, only to find the root cause was the PCM itself. For these 1996 GM models, proper VIN programming isn’t just a suggestionโit’s essential for the engine, transmission, and anti-theft systems to communicate correctly. We handle that complex step for you, so your ‘new’ computer works perfectly right out of the box, just as the factory intended.
Frequently Asked Questions
Do I need to do any programming myself?
Absolutely not. This PCM is delivered to you fully programmed for your vehicle’s VIN. The process is 100% plug-and-play. You just need to install it.
How do I provide my VIN?
After you complete your purchase, you can add your vehicle’s 17-digit VIN to the ‘notes’ section of your order. If you forget, we will contact you to get the information before programming and shipping your part.
Is this the correct part for my car?
Please review the compatibility list on this page. The most reliable way to ensure a match is to verify that your original module’s service number is 16211539, 88963800, or 16231853.
What if my original part number is different?
If your part number does not match the ones listed, please contact us with your VIN and original part number before ordering. We will be happy to help you find the correct module for your vehicle.
What does this part do?
The Powertrain Control Module (PCM) is the main computer that manages your vehicle’s engine and transmission. It controls critical functions like fuel injection, ignition timing, and transmission shifting to ensure peak performance and efficiency.
What is the warranty on this 16211539 PCM?
This unit is backed by our one-year replacement warranty, giving you confidence in your repair.