Restore Peak Performance to Your Vehicle
Is your 1998-1999 Pontiac Grand Am, or another compatible GM vehicle, suffering from erratic engine behavior, poor fuel economy, or transmission shifting problems? These are classic signs of a failing Powertrain Control Module (PCM). As the central computer of your vehicle, the PCM is responsible for managing everything from fuel injection and ignition timing to automatic transmission shifts and emissions controls. When it fails, the entire driving experience is compromised. This replacement Powertrain Control Module is the definitive solution to get your car running smoothly and reliably again.
This isn’t just a replacement part; it’s a complete, ready-to-install solution. We take the guesswork and extra expense out of the repair by programming the module specifically for your vehicle before it ships. Simply provide us with your Vehicle Identification Number (VIN) after purchase, and our technicians will flash the unit with the latest, most stable software updates directly from GM. This ensures perfect compatibility and optimal performance, eliminating the need for a costly trip to the dealership for programming.
Is a Failing PCM the Source of Your Problems?
A faulty 1998-1999 Grand Am PCM can manifest in a variety of ways, often mimicking other component failures. If you’re experiencing any of the following, your PCM is the likely culprit:
- ✔ Check Engine Light is on with various, often inconsistent, trouble codes.
- ✔ Rough or unpredictable engine idling.
- ✔ Stalling or hesitation during acceleration.
- ✔ Harsh or delayed automatic transmission shifting.
- ✔ A noticeable decrease in fuel efficiency.
- ✔ The engine cranks but refuses to start.
- ✔ Failure to pass an emissions test.
- ✔ Communication errors with diagnostic scan tools.
The Importance of a VIN-Programmed Module
In modern vehicles, the PCM is not a one-size-fits-all component. It must be specifically calibrated to your car’s VIN, which dictates its engine size, transmission type, emissions equipment, and other factory options. Installing a non-programmed module from a salvage yard will almost certainly result in a no-start condition or severe performance issues. Our service ensures that your new 1998-1999 Grand Am PCM is a true plug-and-play component. Once installed, your vehicle will recognize it as the original, allowing all systems to function as the manufacturer intended.
Guaranteed Compatibility
This module is a direct replacement for units with the following service numbers. Please verify your original part number to ensure a perfect match.
Compatible Service Numbers: 09356741, 16236757, 9356741, 9357034, 9357440, 9366314
Broad GM Vehicle Fitment
While this is a popular part for the Grand Am, it also fits a wide range of other GM vehicles from the same era. Please see the detailed fitment list below to confirm this part is correct for your car:
- Alero: 1999 (3.4L)
- Achieva: 1998 (3.1L)
- Bonneville: 1998
- Camaro: 1998 (3.8L)
- Century: 1998 (3.1L)
- Cutlass: 1998, 1999
- Eighty Eight: 1998
- Firebird: 1998 (3.8L)
- Grand Am: 1998 (3.1L), 1999 (3.4L)
- Grand Prix: 1998
- Intrigue: 1998
- LeSabre: 1998 (3.8L)
- Lumina Car: 1998
- Malibu: 1998 (3.1L)
- Monte Carlo: 1998
- Park Avenue: 1998 (3.8L)
- Regal: 1998
- Riviera: 1998 (3.8L)
- Silhouette: 1998
- Skylark: 1998 (3.1L)
- Trans Sport: 1998
- Venture: 1998 (3.4L)
Frequently Asked Questions
1998-1999 Grand Am PCM
How do I provide my VIN number?
After you complete your purchase, you can send us a message with your 17-digit VIN. We cannot program and ship your until we receive this information, so please provide it promptly to avoid delays.