Is Your 2009 Yukon XL 1500 Running Poorly?
If you’re experiencing frustrating engine problems with your 2009 GMC Yukon XL 1500, a failing Engine Control Module (ECM) could be the culprit. The ECM is the central computer, the ‘brain’ of your vehicle’s engine. It controls critical functions like fuel mixture, ignition timing, and transmission shifting. When it starts to fail, it can cause a wide range of issues that can make your vehicle unreliable and unsafe to drive.
Common Symptoms of a Failing Engine Computer
- ✔ Check Engine Light is on with codes related to the ECM or sensor circuits.
- ✔ Your vehicle won’t start or is very difficult to start.
- ✔ Stalling, stuttering, or hesitation while driving.
- ✔ Noticeably poor fuel economy.
- ✔ Rough or erratic automatic transmission shifting.
- ✔ Misfires or a loss of power during acceleration.
The Direct Solution: A VIN-Programmed 2009 Yukon XL Engine Computer
Don’t let a faulty module keep your truck off the road. This replacement Engine Control Module is the definitive solution to restore your vehicle’s performance and reliability. We take the guesswork out of the repair by programming the unit specifically for your vehicle using the latest GM software updates. All you need to do is provide us with your vehicle’s VIN (Vehicle Identification Number) during checkout. This ensures that when the part arrives, it’s ready for a straightforward installation.
This module is a direct replacement for part numbers 12625455 and 12629009 and fits a wide variety of GM trucks, vans, and SUVs from 2009 and 2010. By ordering this pre-programmed unit, you avoid expensive trips to the dealership for programming, saving you both time and money. The installation is typically simple, though a standard security relearn procedure may be required after the new module is connected. This is a simple process that can be done in your driveway without special tools.
Frequently Asked Questions
Is this engine computer programmed for my vehicle?
Yes! This ECM is fully programmed to your vehicle’s specific VIN before it ships. We load the latest GM-certified software so it’s ready for installation right out of the box. Please provide your VIN at checkout.
What do I need to do after installing it?
In most cases, you will need to perform a simple security relearn procedure, also known as a key relearn. This procedure syncs the new ECM with your vehicle’s anti-theft system. It typically takes about 30 minutes and does not require any special tools. Instructions are readily available online for your specific model.
Will this fix my check engine light?
If the check engine light was caused by a faulty ECM, then yes, this part will resolve the issue. However, it’s important to ensure that the root cause of the original ECM failure (like a shorted sensor or bad wiring) has been addressed to prevent damage to the new unit.
Where do I find my vehicle’s VIN?
Your 17-digit 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.
What part numbers is this compatible with?
This module is a direct replacement for GM part numbers 12625455 and 12629009. Please check the extensive fitment list to confirm it matches your vehicle’s make, model, and engine options.