1998 Lumina PCM Powertrain Control Module 9366314

Restore Your Lumina’s Engine Health

Get your 1998 Lumina running smoothly again with this direct-fit Powertrain Control Module. It arrives fully programmed to your car’s VIN for a simple, plug-and-play installation. Eliminate stalling, rough idling, and check engine lights. Order today!

$68.95

+11.99 USPS Priority Shipping

Availability: In stock



SKU: 590-05069-6 Categories: ,
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Restore Peak Performance to Your 1998 Chevrolet Lumina

Is your 1998 Lumina suffering from baffling engine problems, a persistent check engine light, or a frustrating no-start condition? The Powertrain Control Module (PCM) is the central computer of your vehicle, orchestrating critical functions like fuel delivery, ignition timing, and transmission shifting. When it begins to fail, it can cause a cascade of issues that are often difficult to diagnose. This replacement PCM, part number 9366314, is the definitive solution to restore your vehicle’s reliability and drivability.

From the Diagnostic Bay
We had a 1998 Lumina come into the shop with a classic “ghost” problem. The owner said it would randomly stall at stoplights, but would fire right back up. It threw an occasional random misfire code, but nothing consistent. We checked fuel pressure, ignition components, and sensors—all tested fine. While monitoring the live data stream on our scanner, we finally caught it: just before a stall, the entire data feed from the PCM would freeze and drop out. The internal processor was failing intermittently under heat load. We installed a VIN-programmed PCM, and the car ran flawlessly. It’s a perfect example of how a failing computer can mimic a dozen other mechanical problems.

Common Symptoms of a Failing PCM

If you’re experiencing any of the following issues, a faulty PCM is a likely culprit. Replacing your old module with this pre-programmed unit can resolve these problems and get you back on the road with confidence.

  • ✔ Persistent Check Engine Light (CEL) with various or no specific codes.
  • ✔ Engine stalling, stumbling, or running rough.
  • ✔ A noticeable decrease in fuel economy.
  • ✔ Harsh, erratic, or delayed transmission shifting.
  • ✔ Misfire codes that don’t resolve after replacing plugs and wires.
  • ✔ The engine cranks but refuses to start.
  • ✔ Failure to communicate with diagnostic scan tools.

The Importance of a VIN-Programmed 1998 Lumina PCM

You can’t simply take a computer from another vehicle and expect it to work. The PCM must be specifically calibrated for your car’s unique Vehicle Identification Number (VIN). This process ensures the module has the correct software for your engine size, transmission type, emissions equipment, and security system (VATS). Our service eliminates all guesswork. When you order, you provide us with your VIN, and our technicians flash the module with the latest GM-certified software updates. This ensures your new 1998 Lumina PCM is a true plug-and-play component, ready for installation right out of the box.

This module is a direct replacement for service numbers 09356741, 16236757, 9357034, 9357440, and 9366314, and fits a wide range of GM vehicles from that era, including the Buick Century, Pontiac Grand Am, Oldsmobile Alero, and many more. Please see the detailed fitment list to confirm compatibility.

Frequently Asked Questions

1998 Lumina PCM

What if this doesn’t fix my problem?
While this will correct issues caused by a faulty computer, it’s important to have an accurate diagnosis. If your problems persist after installation, it may indicate another issue with a sensor or wiring. Our modules are fully tested post-programming to ensure functionality.

Condition

Refurbished

Year
Genuine OEM

Yes

MPN

9366314

Interchange part number

PartNumber

590

Model

LUMINA CAR

Year

1999

Brand

GM

Manufacturer Part Number

, , , , , ,

superseded part number

09356741 16236757 16236757 9356741 9357034 9357440, 9366314

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