Is your 2008 GMC Savana 1500 Van running poorly, stalling unexpectedly, or showing a persistent Check Engine Light? These are classic signs of a failing Engine Control Module (ECM), the central computer that manages your vehicle’s engine performance, fuel economy, and emissions. A faulty ECM can cause a cascade of frustrating issues, but the solution is straightforward. This direct-fit ECM, part number 12612384, is the reliable fix you need to restore your van’s performance and dependability.
Unlike generic modules that require expensive trips to the dealership for programming, this ECM arrives at your door ready for installation. We take the hassle out of the process by programming the unit specifically for your vehicle using the VIN you provide at checkout. This ensures that all factory settings, security information, and the latest GM software updates are correctly loaded, making the installation process as simple as possible.
From the Diagnostic Bay
We had a 2008 Sierra 2500 (which uses the same family of ECM) come into the shop with a complaint of random stalling and a transmission that was shifting harshly. The owner had already replaced the throttle body and a few sensors with no luck. After hooking up our diagnostic scanner, we noticed erratic data coming from the ECM and communication dropouts. Instead of continuing to chase phantom sensor issues, we identified the root cause: a failing processor in the original ECM. We installed one of our pre-programmed modules, performed the quick security relearn, and the truck ran perfectly. It’s a classic case of how a faulty computer can mimic a dozen other mechanical problems, saving the customer time and money in the long run.
Common Symptoms of a Failing 2008 Savana 1500 ECM
- ✔ Persistent and illuminated Check Engine Light
- ✔ Engine stalling, stumbling, or misfiring
- ✔ Noticeable decrease in fuel efficiency
- ✔ Harsh or erratic automatic transmission shifting
- ✔ Difficulty starting the engine or a complete no-start condition
- ✔ Communication errors with diagnostic scan tools
- ✔ Unexplained loss of power and poor acceleration
This module is a direct replacement for part numbers 12612384, 12622141, and 12617568, ensuring broad compatibility across a wide range of GM trucks, vans, and SUVs from the 2008 model year. By replacing your old, failing unit with our professionally prepared ECM, you are not just fixing a problem; you are restoring the precise engine management your vehicle was designed to have. Each module is meticulously inspected and programmed to guarantee it meets or exceeds original equipment specifications. Get your vehicle back on the road with confidence and restore its peak operational performance.
Frequently Asked Questions
Do I need to program this ECM?
No. We handle all the programming for you before shipping. Simply provide your vehicle’s VIN during checkout, and the module will arrive with the latest GM software, ready to be installed.
Where is the ECM located on my 2008 Savana 1500 Van?
On the 2008 Savana 1500, the Engine Control Module is typically located in the left-hand rear of the engine compartment. Always disconnect the battery before attempting removal or installation.
Will I need to perform any additional procedures after installation?
In many cases, you may need to perform a security relearn procedure, also known as a CASE (Crankshaft Angle Sensor Error) relearn. This can often be done without special tools and involves a series of key cycles. Instructions are widely available, or your mechanic can perform it quickly.
Is this the correct part for my vehicle?
This ECM is a guaranteed fit for the 2008 Savana 1500 Van and is a direct replacement for part numbers 12612384, 12622141, and 12617568. It also fits a wide variety of other GM vehicles listed in the fitment guide. Please verify your original part number to ensure compatibility.
What information do you need from me?
All we need is your vehicle’s 17-digit Vehicle Identification Number (VIN). This allows us to program the module with the exact software and calibrations for your specific engine, transmission, and options.