Restore Peak Performance to Your Vehicle’s Engine
If you’re dealing with a frustrating check engine light, erratic engine behavior, or a no-start condition, the Engine Control Module (ECM) is often the culprit. As the central computer for your engine, its proper function is critical for everything from fuel mixture and ignition timing to transmission shifting. This replacement ECM, part number 12630457, is the reliable, straightforward solution to get your vehicle running like new again. We take the guesswork and hassle out of the repair by programming the module to your vehicle’s specific VIN before we ship it, ensuring a true plug-and-play installation.
A Technician’s Notebook: The Intermittent Stall Case
I remember a 2008 Chevy Impala that came into my shop with a problem that was driving the owner crazy: intermittent stalling at stoplights. There were no consistent trouble codes, just a vague U0100 ‘Lost Communication with ECM’ code that would pop up now and then. We checked wiring and power feeds, which all tested fine. From experience, I know these intermittent electronic issues, especially heat-related ones, often point to a failing processor inside the ECM. Instead of a costly and uncertain repair at the dealership, we ordered a VIN-programmed module like this one. The installation took 15 minutes, and the problem was solved permanently. The customer saved hundreds on diagnostics and dealership programming fees.
Is Your Vehicle Showing These Symptoms?
A failing ECM can manifest in numerous ways. If you’re experiencing any of the following, it’s a strong indicator that your engine computer needs attention:
- âś” Persistent Check Engine Light (CEL)
- âś” Engine cranks but will not start
- âś” Stalling, stumbling, or rough idling
- âś” Noticeable decrease in fuel economy
- âś” Poor acceleration or loss of power
- âś” Harsh or incorrect automatic transmission shifting
- âś” Diagnostic Trouble Codes (DTCs) related to internal module failure (e.g., P0601, P0606) or communication errors (U-codes).
A Straightforward Guide to Installation
Installing your new 2006 Pursuit Engine Control Module is a job most DIYers can handle with basic tools. Because we program it for you, there’s no need for expensive scan tools or a trip to the dealer.
- Safety First: Always disconnect the negative terminal from your vehicle’s battery and wait about 10 minutes to ensure the system is fully discharged.
- Locate the ECM: On the 2006 Pontiac Pursuit, the ECM is typically found in the left-hand (driver’s side) front of the engine compartment. Its exact location can vary on other models, but it’s usually mounted to the firewall, inner fender, or near the air cleaner box.
- Disconnect the Old Module: Carefully release the locking tabs on the electrical connectors and pull them straight out. Unbolt the module from its mounting bracket.
- Install the New Module: Bolt the new ECM into place and securely reconnect the electrical harnesses. You’ll hear a ‘click’ when they are properly seated.
- Reconnect and Start: Reattach the negative battery terminal. The vehicle may require a security relearn procedure, which typically involves turning the key to the ‘ON’ position for 10-15 minutes before starting. Your vehicle is now ready to drive!
Verified Vehicle Compatibility
This module is a direct replacement for a wide range of General Motors vehicles. It is interchangeable with service numbers 12590032, 12602044, 12603530, 12605843, 12607096, 12630457, and 19210737. Please verify your vehicle is on the list below. If you have any questions, don’t hesitate to contact us.
Frequently Asked Questions
Do I need to take my car to the dealer for programming?
Absolutely not. We handle the programming for you before shipping. Simply provide your vehicle’s 17-digit VIN during checkout, and the module will arrive ready for installation, saving you time and money.
How do I find my vehicle’s VIN?
Your VIN can be found on your vehicle’s registration, insurance card, or on a metal plate on the driver’s side of the dashboard, visible through the windshield.
Is this a simple plug-and-play installation?
Yes. Once programmed to your VIN, this ECM is a direct-fit replacement. You just need to disconnect the old unit and plug this one in. No special tools are required for the electronic setup.
My original part number isn’t 12630457. Will this still work?
Yes, if your original part number is one of the listed interchangeable service numbers (like 12590032, 12602044, etc.), this module is the correct replacement for your vehicle.
What is your warranty policy on this module?
This ECM comes with a comprehensive warranty that covers any defects in the module itself. Please refer to our warranty page for complete details and terms.
Will this fix my car’s specific problem?
This module will correct issues directly caused by a faulty ECM, such as those listed in the symptoms section. However, proper diagnosis is key. Ensure that other components like sensors and wiring have been checked to confirm the ECM is the point of failure.