Is Your Suburban Running Rough or Refusing to Start?
A failing Engine Control Module (ECM) in your 2009-2010 Chevrolet Suburban 1500 can be the source of immense frustration, turning your reliable family vehicle into a source of constant worry. If you’re dealing with a persistent check engine light, unexplained stalling, poor fuel economy, or a complete no-start condition, you’ve likely traced the problem to the vehicle’s brain. This isn’t just an inconvenience; it’s a matter of safety and reliability. You need a solution that gets you back on the road with confidence, and that’s exactly what this pre-programmed engine computer provides.
Common Symptoms & Your Solution
A faulty ECM can manifest in numerous ways, often leading to misdiagnosis and costly, unnecessary repairs. If your technician has pulled diagnostic trouble codes (DTCs) like P0601, P0602, P0606, or other communication-related errors, the module itself is the most probable cause. This professionally programmed 2009-2010 Suburban 1500 ECM 12625455 is the definitive solution to these complex electronic issues, restoring your vehicle’s performance and dependability.
- ✔ Plug-and-Play Installation: This unit arrives fully programmed to your vehicle’s specific Vehicle Identification Number (VIN). No expensive trips to the dealership for flashing are required.
- ✔ Updated GM Software: We flash the module with the latest OEM software updates from General Motors, ensuring optimal performance, fuel efficiency, and transmission shifting.
- ✔ Solves Erratic Behavior: Puts an end to frustrating issues like rough idling, engine stalling, hard starting, and inconsistent throttle response.
- ✔ Guaranteed Compatibility: A direct replacement for original part numbers 12625455 and 12629009, ensuring a perfect fit and function for a wide range of GM trucks, vans, and SUVs.
- ✔ Peace of Mind Included: This unit is backed by our one-year replacement warranty.
From the Technician’s Bench: The “Ghost in the Machine” Fixed
“We had a customer with a 2009 Sierra whose truck would randomly stall at stoplights—a terrifying situation with a trailer attached. They had replaced sensors and relays, but the problem persisted. We diagnosed a failing ECM that was intermittently losing communication. Installing one of our pre-programmed modules didn’t just fix the stalling; it smoothed out the idle and even improved the transmission’s shift points thanks to the updated software. The customer called a week later just to say he could finally trust his truck again. That’s the confidence this part restores.”
Don’t let a faulty computer dictate when and where you can drive. By providing us with your VIN during checkout, you receive a module that is ready for installation right out of the box. This is the most efficient and reliable way to restore your vehicle’s core electronic functions. This 2009-2010 Suburban 1500 ECM 12625455 is your path to a smooth-running, dependable vehicle once again.
Frequently Asked Questions
Do I need to do any programming or flashing myself?
No. This engine computer comes fully programmed to your vehicle’s VIN. It is ready for installation upon arrival. In some cases, a CASE relearn or security relearn procedure may be necessary, which can be done with a capable scan tool.
How do I provide my vehicle’s VIN?
After you complete your purchase, you will need to send us your 17-digit VIN. We will provide clear instructions on how to do this. We cannot ship your part until we have programmed it with your VIN.
Will this fix my check engine light?
If the check engine light is caused by an internal failure of the original ECM (e.g., DTC P0601), then this part is the correct fix. It is crucial to have your vehicle properly diagnosed to ensure the ECM is the root cause of your issues before ordering.
Is this ECM compatible with part number 12629009?
Yes, this module is a direct, compatible replacement for both 12625455 and 12629009, covering a wide array of GM vehicles from this era.
What is covered by the warranty?
This unit is backed by our one-year replacement warranty. If the module fails within one year of the purchase date, we will provide a replacement unit.
Where is the ECM located on my 2009 Suburban?
On most 2009-2010 Suburbans, Tahoes, and Silverado/Sierra trucks, the ECM is located in the engine compartment on the driver’s side, near the front.