Get Your Work Van Back on the Road, Fast.
When your 2016 GMC Savana 3500 is down, your business is down. A faulty Engine Control Module (ECM) can cause a cascade of frustrating issues, from a persistent check engine light to a no-start condition that leaves you stranded. This isn’t just an inconvenience; it’s lost time and lost income. We provide the definitive solution: a genuine GM Engine Control Module, professionally programmed to your van’s specific Vehicle Identification Number (VIN) before it ever leaves our facility. This isn’t just a replacement part; it’s a restoration of your vehicle’s reliability and performance, getting you back to work with confidence.
Common Symptoms & Your Solution
If your Savana or Express van is experiencing any of the following, a failing ECM is a likely culprit. This professionally programmed 2016 Savana 3500 ECM is the direct solution for:
- Persistent Check Engine Light (CEL)
- Diagnostic Trouble Codes (DTCs) related to the processor, such as P0601, P0606, or U-series communication codes
- Engine stalling, sputtering, or rough idling
- Sudden decrease in fuel economy
- Transmission shifting erratically or harshly
- Complete no-start or intermittent starting problems
- Communication failures with diagnostic scan tools
Features & Benefits
- ✔ VIN-Programmed for You: We flash the module with the latest GM software updates using your vehicle’s VIN. This ensures perfect compatibility with your engine, transmission, and options package.
- ✔ Plug & Drive Installation: By programming the unit beforehand, we eliminate the need for an expensive trip to the dealership for coding. In most cases, a simple security relearn procedure is all that’s needed.
- ✔ Restored Engine Performance: Corrects issues with fuel trim, ignition timing, and transmission control, bringing back the smooth and reliable operation you depend on.
- ✔ Broad Compatibility: This single unit replaces a wide range of original part numbers, including 12668866, 12668994, 12643636, and more, making it a versatile solution for many GM vehicles.
- ✔ Peace of Mind Included: This unit is backed by our one-year replacement warranty.
Expert Insight: Why Pre-Programming is Critical
Many people think they can save a few dollars by pulling a computer from a salvage yard. The problem is that modern GM vehicles use a sophisticated anti-theft system (VATS/Passlock) that is tied directly to the original vehicle’s VIN stored in the ECM. Installing a used, un-programmed module will result in a hard no-start condition every time. Our service handles this critical step for you. By flashing your exact VIN and the newest software, we deliver a programmed 2016 Savana 3500 ECM that communicates correctly with your van’s other modules, saving you the headache and high cost of dealer-level programming.
Don’t let a bad computer dictate your schedule. This is the straightforward, professional solution to get your vehicle’s brain operating flawlessly again. By providing us with your VIN upon purchase, you ensure that the programmed 2016 Savana 3500 ECM you receive is tailored specifically for your van, ensuring a smooth and successful repair.
Frequently Asked Questions
What information do I need to provide?
After you complete your purchase, you must provide us with your vehicle’s 17-digit VIN (Vehicle Identification Number). This is essential for us to program the module correctly for your specific vehicle configuration.
Is any additional programming required after installation?
In most cases, no further programming is needed. However, you may need to perform a simple ‘Security Relearn Procedure’ to sync the new ECM with your vehicle’s anti-theft system. This procedure can typically be done without any special tools and instructions are widely available online.
How do I find my vehicle’s VIN?
Your VIN can be found in several places: on a metal plate on the driver’s side of the dashboard (visible through the windshield), on the driver’s side door jamb sticker, and on your vehicle’s registration and insurance documents.
Will this ECM fit other vehicles besides the Savana 3500?
Yes. This ECM is compatible with a wide range of GM vehicles, including the Chevrolet Express, Silverado/Sierra HD trucks, Cruze, Sonic, and more. Please carefully review the detailed fitment list on this page to confirm it matches your specific make, model, and engine option.
How do I know if my old ECM is actually the problem?
While this part fixes common ECM failures, it’s crucial to have your vehicle properly diagnosed. Common indicators of a bad ECM include specific diagnostic codes like P0601-P0606, lack of communication with a scan tool, or ruling out all other possible causes for drivability issues (e.g., sensors, wiring, fuel delivery).