Is Your Jeep Experiencing Mysterious Electrical Problems?
If your 2009 or 2010 Jeep Grand Cherokee or Commander with the 3.7L engine is suddenly stalling, refusing to start, or showing a persistent check engine light with baffling error codes, the root cause is often a failing Engine Control Module (ECM). The ECM is the central computer of your vehicle, managing everything from fuel injection and ignition timing to transmission shifting and emissions control. When it begins to fail, it can create a cascade of frustrating and seemingly unrelated issues that can be difficult to diagnose.
Don’t let a faulty computer keep your reliable Jeep off the road. This direct replacement ECM, part number 68028166AF, is the definitive solution to restore your vehicle’s performance and reliability. We eliminate the biggest headache of replacing an ECM: the programming. Each unit is professionally programmed to your vehicle’s specific VIN and mileage before it ships, making the installation process truly plug-and-play. This means no expensive trips to the dealership for flashing or coding. Simply install the module, connect the battery, and your Jeep is ready to go.
From the Diagnostic Bay
We had a 2010 Grand Cherokee 3.7L come into the shop with a complaint that was driving the owner crazy. The vehicle would run perfectly for days, then suddenly stall at a stoplight and refuse to restart for 10-15 minutes. There were no consistent trouble codes, just a random U0100 (Lost Communication with ECM) that would pop up occasionally. We checked wiring, grounds, and power feeds to the ECM, and everything looked solid. After swapping relays and even testing the fuel pump, we suspected thermal failure inside the original ECM. We installed one of our pre-programmed units, and the customer called a month later to say the Jeep hadn’t missed a beat since. It’s often these intermittent, heat-related failures within the module that cause the most difficult-to-diagnose problems.
Common Symptoms of a Failing 2009-2010 Grand Cherokee ECM
- ✔ Check Engine Light: The check engine light is illuminated with codes pointing to sensor circuits, communication errors (U-codes), or internal processor faults.
- ✔ No-Start Condition: The engine cranks but will not start, often due to a lack of spark or fuel injector pulse commanded by the ECM.
- ✔ Intermittent Stalling: The vehicle stalls unexpectedly while driving or at idle and may be difficult to restart.
- ✔ Poor Engine Performance: Noticeable loss of power, rough idling, hesitation during acceleration, and decreased fuel economy.
- ✔ Transmission Issues: The automatic transmission may exhibit harsh shifting, get stuck in a single gear (limp mode), or not shift at all.
- ✔ Communication Problems: A diagnostic scan tool may be unable to communicate with the engine computer.
Plug-and-Play Installation for a Hassle-Free Repair
Replacing the brain of your vehicle shouldn’t require a degree in computer science. Our process is designed to be as straightforward as possible for both seasoned mechanics and DIY enthusiasts. When you place your order, simply provide us with your vehicle’s VIN and current mileage. Our technicians will then program this information into the module, ensuring it integrates seamlessly with your Jeep’s other electronic systems, including the ignition and security (SKIM) system. The 2009-2010 Grand Cherokee ECM is located in the right-hand rear of the engine compartment. The replacement process typically involves disconnecting the battery, unplugging the electrical connectors from the old module, unbolting it, and then installing the new one in the reverse order. Once installed, reconnect the battery, and you’re done. No further programming is required.
Guaranteed Compatibility
This module is a direct replacement for a wide range of original part numbers, ensuring a perfect fit and function for your vehicle. It is compatible with the following part numbers: 05150467AA, 05150467AB, 68028166AB, 68028166AC, 68028166AD, 68028166AE, 68028166AF, 68060531AB, 68060531AC, 68060531AD, 68059198AA, 68059198AB, 68028167AB, 68028167AC, 68028167AD, 68028167AE, 68028162, 68059197, 68028163, 68028154, 68059196, 68028155, 68028155AD, 68028150, 68059195, 68028151, 68028174, 68028175, 68028176, and more. Ordering this part guarantees you receive a fully compatible and correctly programmed module for your Jeep.
Frequently Asked Questions
Do I need to have this ECM programmed by a dealer?
No. This engine computer comes fully programmed to your vehicle’s VIN and mileage before it is shipped. It is a true plug-and-play solution, requiring no additional programming or flashing from a dealership or mechanic.
Where is the ECM located on my 2009-2010 Grand Cherokee?
On the 2009-2010 Jeep Grand Cherokee with the 3.7L engine, the ECM is located in the engine compartment, on the right-hand (passenger) side, towards the rear near the firewall.
Will this fix my vehicle’s security system (SKIM) issues?
Yes. By programming the module to your specific VIN, we ensure it correctly syncs with your vehicle’s existing security and anti-theft systems. You will be able to use your original keys without any extra steps.
Is this a new or used part?
This is a high-quality, inspected, and tested replacement part that has been verified to meet or exceed original equipment specifications. Each unit undergoes a rigorous process to ensure reliability and longevity.
What information do I need to provide when ordering?
To ensure proper programming, we require your vehicle’s 17-digit Vehicle Identification Number (VIN) and the current mileage. You can typically find the VIN on your driver’s side dashboard (visible through the windshield) or on your vehicle’s registration or insurance card.