Programmed 1997 LeSabre Powertrain Module 16217058

End Frustrating Engine Problems Now

Restore your vehicle’s performance with this pre-programmed Powertrain Control Module. It’s the perfect fix for stalling, rough idling, and check engine lights on a wide range of 1997 GM vehicles. We flash it to your car’s VIN, so it arrives ready for a simple, plug-and-play installation, saving you a costly trip to the dealer. Get your car running smoothly again—order yours today!

$74.95

+11.99 USPS Priority Shipping

Availability: In stock



SKU: 590-04480-7 Categories: ,
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Restore Your Vehicle’s Core Performance and Reliability

Is your 1997 Buick LeSabre or other GM vehicle suffering from frustrating, hard-to-diagnose issues? Symptoms like stalling at stoplights, erratic shifting, a persistent Check Engine Light, or a complete no-start condition often point directly to a failing Powertrain Control Module (PCM). This isn’t just an inconvenience; it’s a critical failure that compromises your vehicle’s performance, fuel economy, and reliability. This replacement PCM is the definitive solution, arriving fully programmed with the latest GM software updates specifically for your car’s Vehicle Identification Number (VIN). This eliminates the need for expensive dealership programming, making it a direct-fit, ready-to-install fix.

Case Study: A Tricky Diagnosis

I remember a 1997 Buick Regal that came into my shop with a complaint of intermittent stalling and a random cylinder misfire code that would appear and disappear. The owner had already replaced plugs, wires, and the ignition coil pack with no success. After hooking up my scan tool and monitoring live data, I noticed the fuel trim values were fluctuating wildly just before a stall event. This pointed away from the ignition system and toward the computer itself. We swapped in a pre-programmed PCM like this one, and the problem was solved instantly. The original module’s internal voltage regulation was failing under load, a common issue in these older units. This part saved the customer hundreds in further diagnostic guesswork and dealership fees.

Is Your Vehicle Showing These Symptoms?

A failing PCM can manifest in numerous ways, as it controls the engine, transmission, and fuel systems. If you’re experiencing any of the following, your PCM is the likely culprit:

  • âś” Persistent Check Engine Light (CEL) with codes like P0601, P0605, or other internal controller errors.
  • âś” Engine stalls unexpectedly or struggles to start.
  • âś” Noticeable decrease in fuel economy.
  • âś” Harsh or erratic automatic transmission shifting.
  • âś” The engine runs rough, misfires, or hesitates during acceleration.
  • âś” Communication errors with diagnostic scan tools.

A Straightforward Guide to Installation

Getting your vehicle back on the road is simple. This 1997 LeSabre Powertrain Module is designed for a direct swap. While specific locations vary slightly by model, the general process is the same.

  1. Safety First: Always disconnect the negative terminal from your vehicle’s battery before beginning work.
  2. Locate the PCM: On most of these GM models, the PCM is located in the engine bay, often inside the air filter box housing for protection.
  3. Disconnect the Connectors: Carefully unclip the wiring harness connectors from the old module. They have locking tabs that need to be released. Inspect the terminals for any corrosion or damage.
  4. Remove the Old Module: Unbolt the old PCM from its mounting bracket and remove it from the vehicle.
  5. Install the New Module: Seat your new, pre-programmed PCM into the mounting bracket and secure it. Reconnect the wiring harnesses, ensuring they click firmly into place.
  6. Reconnect the Battery: Reattach the negative battery terminal. A security relearn procedure may be required for your vehicle to start, which typically involves turning the key to the ‘ON’ position for 10-15 minutes.

Guaranteed Fitment for Your GM Vehicle

This module, corresponding to part numbers 16217058 and 16218070, is a verified fit for a wide range of 1997 General Motors vehicles. Please confirm your model and engine below:

Buick: Century (3.1L), LeSabre (3.8L), Regal (3.8L w/o supercharger), Skylark (3.1L)
Chevrolet: Lumina (3.1L), Monte Carlo (3.1L), Venture (3.4L)
Oldsmobile: Achieva (3.1L), Cutlass Supreme, Eighty Eight (3.8L w/o supercharger), Silhouette (3.4L)
Pontiac: Bonneville (3.8L w/o supercharger), Grand Am (3.1L), Grand Prix (3.1L or 3.8L w/o supercharger), Trans Sport (3.4L)

By providing your VIN upon purchase, you ensure this 1997 LeSabre Powertrain Module is programmed with the correct software, making the installation process as smooth as possible.

Frequently Asked Questions

Why do you need my VIN?

Your Vehicle Identification Number (VIN) allows us to program the module with the exact software and calibrations your specific vehicle requires. This ensures perfect compatibility with your engine, transmission, and factory options, making the unit truly plug-and-play.

Will I need to do anything after installation?

In most cases, you will need to perform a simple security relearn procedure, also known as a Passlock or Passkey relearn. This typically involves turning the ignition key to the ‘ON’ position for about 10-15 minutes. This process syncs the new PCM with your vehicle’s anti-theft system.

Is this a used part?

This is a high-quality replacement part that has been inspected and prepared to meet or exceed original factory specifications. It is programmed with the latest software from GM for optimal performance and longevity.

Does this module fit supercharged 3.8L engines?

No, this specific module is for naturally aspirated (non-supercharged) 3.8L V6 engines, as well as the 3.1L and 3.4L V6 engines listed in the compatibility chart.

What if my part number isn’t an exact match?

This module directly replaces part numbers 16217058 and 16218070. If your original module has one of these numbers, this part is a guaranteed fit for the vehicles listed.

MPN

16217058

Year
Conditions & Options

Programmed to your VIN GM: 16217058

Genuine OEM

Yes

Condition

Refurbished

PartNumber

590

Model

LESABRE

Year

1997

Brand

GM

Manufacturer Part Number

,

Interchange part number

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