Restore Your LeSabre’s Smooth, Reliable Performance
Is your 1998 Buick LeSabre suffering from baffling issues like a persistent check engine light, rough idling, poor fuel economy, or erratic shifting? These are classic signs of a failing Powertrain Control Module (PCM), the computer that acts as your vehicle’s brain. Don’t let a faulty module keep you off the road. This professionally programmed PCM is the definitive, reliable solution to restore your car’s performance and your peace of mind.
Common Symptoms & Your Direct-Fit Solution
A failing PCM can cause a wide range of frustrating problems. If you’re experiencing any of the following, this module is your answer:
- Unexplained Check Engine Light (CEL) with codes for misfires, lean/rich conditions, or sensor failures.
- Noticeable decrease in fuel mileage.
- Engine hesitation, stalling, or stumbling during acceleration.
- Harsh or delayed automatic transmission shifting.
- The vehicle fails to start intermittently or cranks but won’t turn over.
This isn’t just a replacement part; it’s a complete solution. We program this 1998 Buick LeSabre PCM with the latest GM software updates using your vehicle’s specific VIN. This crucial step ensures the module communicates perfectly with your engine, transmission, and all related sensors, providing performance and reliability that a generic, unprogrammed unit simply cannot match.
Features & Tangible Benefits
- โ Programmed to Your Specific VIN: We flash this module with the newest GM software updates for your exact LeSabre. This critical service ensures perfect compatibility and optimal performance right out of the box, saving you from an expensive trip to the dealership.
- โ Restores Original Performance: By correcting engine and transmission control signals, this PCM eliminates issues like rough idling, poor fuel economy, hesitation, and erratic shifting, bringing back the smooth, dependable ride you expect from your Buick.
- โ Direct-Fit Replacement: Engineered to match the original factory specifications, this module guarantees a straightforward installation process without the need for modifications.
- โ Comprehensive Compatibility: This module is a direct replacement for multiple service numbers, including 09356741, 16236757, 9357034, 9357440, and 9366314, making it a versatile solution for a wide range of GM vehicles from this era.
- โ One-Year Replacement Warranty: This unit is backed by our one-year replacement warranty, giving you complete confidence and peace of mind in your purchase.
Expert Insight: The Importance of VIN Programming
As a veteran technician, I’ve seen countless drivers chase intermittent electrical gremlins, replacing sensor after sensor, only to find the root cause was the PCM. On these late-90s GM vehicles, proper VIN programming is not just a suggestionโit’s essential. The PCM controls everything from fuel mixture and spark timing to transmission shift points. Without the correct software for your car’s specific configuration, you’ll continue to face performance issues. By providing us with your VIN, you’re ensuring this 1998 Buick LeSabre PCM arrives ready to solve the problem correctly the first time.
Frequently Asked Questions
Do I need to get this programmed?
No, we handle the programming for you before shipment. Simply provide us with your vehicle’s 17-digit VIN after you complete your purchase, and we will flash the module with the latest GM updates specific to your car. This makes installation much simpler.
Is this a difficult part to install?
For someone with moderate mechanical experience, replacing a PCM is typically straightforward. It is usually located in the engine bay or under the dashboard. The main steps involve disconnecting the battery, unplugging the electrical connectors, and unbolting the old module to swap in the new one. In some cases, a security relearn procedure may be required, which can often be done without special tools.
How do I provide my VIN?
After you place your order, you will receive instructions on how to send us your VIN. You can typically reply to your order confirmation email or send it through our website’s contact form with your order number.
Will this fix my check engine light?
If the check engine light is on due to a fault within the PCM itself or a problem the PCM is causing, then yes, this part will resolve the issue. We always recommend having the codes professionally diagnosed to confirm the PCM is the point of failure before ordering.
My original part has a different service number. Will this work?
Yes, this module is a direct replacement for a range of service numbers, including 09356741, 16236757, and 9357440 among others. As long as your vehicle is listed in the compatibility chart, this part will function correctly once programmed to your VIN.