Is Your Work Van Unreliable? Restore Peak Performance Today!
Your 2016 GMC Savana 3500 is the backbone of your business, a reliable workhorse that you depend on day in and day out. When the Engine Control Module (ECM) begins to fail, it can bring your operations to a grinding halt. Seemingly random stalling, a persistent Check Engine Light, poor fuel economy, or a complete no-start condition can leave you stranded and losing money. Don’t let a faulty computer dictate your schedule. This direct-fit Engine Control Module is the definitive solution to get your van back on the road, running as the manufacturer intended.
This isn’t just a replacement part; it’s a fully integrated solution. We take the guesswork and expensive dealership trips out of the equation. Upon purchase, simply provide us with your vehicle’s VIN (Vehicle Identification Number). Our technicians will then program the module with the latest, most stable GM-certified software specific to your 2016 Savana 3500. This ensures seamless communication between the engine, transmission, and all other onboard systems, restoring lost power, efficiency, and reliability. It arrives at your door ready for a straightforward installation.
From the Diagnostic Bay
We had a 2016 Express van (which uses the same platform as the Savana) come into the shop with a bizarre issue. The driver complained of intermittent stalling, but only after it had been running for over an hour in heavy traffic. There were no consistent trouble codes, just a generic communication error that would pop up and disappear. We checked wiring, sensors, and fuel pressure—all were fine. After hours of diagnostics, we suspected the ECM was failing under heat soak. We swapped in one of our VIN-programmed modules, and the problem vanished instantly. The customer called a week later, thrilled that his van was finally dependable again. These intermittent electrical gremlins are classic signs of a failing ECM, and a pre-programmed unit is the fastest, most reliable fix.
Symptoms of a Failing 2016 Savana 3500 ECM
- ✔ Persistent and illuminated Check Engine Light (CEL).
- ✔ Vehicle refuses to start or has difficulty starting.
- ✔ Noticeable decrease in fuel efficiency.
- ✔ Rough or erratic engine idling.
- ✔ Engine stalling or shutting off unexpectedly while driving.
- ✔ Hesitation or stumbling during acceleration.
- ✔ Automatic transmission shifting issues or harsh shifts.
- ✔ Communication errors with diagnostic scan tools.
The Importance of VIN Programming
Modern vehicles like your Savana 3500 have complex electronic systems. The ECM is the central command unit, managing everything from fuel injection and ignition timing to transmission shift points and emissions controls. A generic, non-programmed module simply will not work. It won’t recognize your vehicle’s specific configuration, anti-theft system, or optional equipment. Our VIN-programming service ensures this module is a true plug-and-play component. By matching the software to your van’s exact build, we eliminate compatibility issues and ensure all systems function correctly from the moment of installation.
Guaranteed Fitment for Multiple GM Vehicles
This versatile Engine Control Module, identified by part number 22819494, is also a direct replacement for several other GM part numbers, including 12668866, 12668994, 12643636, 12663405, 12670335, and 12692200. It is compatible with a wide range of GM cars, trucks, and vans. Please verify your vehicle is on the list below to ensure proper fitment:
- Chevrolet Cruze: 2012-2016
- Chevrolet Sonic: 2012-2016
- Chevrolet Trax: 2013-2016
- Chevrolet Spark: 2014-2015 (gasoline)
- Chevrolet Volt: 2011-2015
- Chevrolet Express 2500/3500 Van: 2016 (4.8L, 6.0L)
- Chevrolet Silverado 2500/3500 Pickup: 2012-2016 (6.0L)
- Chevrolet Suburban 3500: 2016
- GMC Savana 2500/3500 Van: 2016 (4.8L, 6.0L)
- GMC Sierra 2500/3500 Pickup: 2012-2016 (6.0L)
- GMC Sierra Denali 2500/3500: 2012-2016 (6.0L)
- Buick Encore: 2013-2016 (1.4L)
- Cadillac ELR: 2014-2016
Frequently Asked Questions
Do I need to get this ECM programmed by a dealer?
No. We handle all the programming for you before shipment. Simply provide your vehicle’s VIN during or after checkout, and the module will arrive ready to install.
What happens if I install it without programming?
An unprogrammed ECM will not allow the vehicle to start. It cannot communicate with the other modules, and the anti-theft system will immobilize the engine. Our pre-programming service is essential for the part to function.
Where is the ECM located on my 2016 Savana Van?
On the 2016 Savana and Express vans, the Engine Control Module is typically located in the left-hand (driver’s side) rear of the engine compartment. Always disconnect the battery before attempting to replace it.
Will I need to perform any other procedures after installation?
In some cases, a simple security relearn procedure may be required, which can typically be done without special tools and involves a sequence of key turns. We can provide instructions for this. A Crankshaft Variation Relearn (CASE Relearn) may also be needed with a scan tool for optimal performance, though the vehicle will run without it.
How do I provide my VIN?
You can add your VIN in the notes section during checkout or send it to us in a message after you complete your purchase. We cannot ship your part until we receive the VIN.