Is Your Jeep Grand Cherokee Running Rough?
If you’re experiencing frustrating issues like a persistent check engine light, stalling, erratic idling, or a complete no-start condition in your 2009 or 2010 Jeep Grand Cherokee or Commander with the 3.7L engine, the root cause is often a failing Engine Control Module (ECM). The ECM is the brain of your vehicle’s engine, managing everything from fuel injection and ignition timing to emissions control. When it starts to fail, it can create a cascade of problems that are difficult to diagnose and can leave you stranded.
Diagnosing a Faulty 2009-2010 Grand Cherokee ECM
A failing ECM can mimic a wide range of other mechanical or electrical problems, making it a tricky component to pinpoint. However, there are several key indicators that point directly to the engine computer. You might notice inconsistent engine performance that comes and goes, transmission shifting problems, or a sudden drop in fuel economy. Often, mechanics might replace sensors and other parts, only to find the problem persists. This is a classic sign that the central processing unit—the ECM—is the actual culprit. Our replacement module is the definitive solution to restore your vehicle’s reliability and performance.
From the Diagnostic Bay
We had a 2010 Grand Cherokee 3.7L towed in that was a real head-scratcher. The owner had already replaced the crank sensor and two ignition coils chasing an intermittent stall and no-start issue. The scanner would show a variety of communication codes that would change each time. After verifying the wiring harness integrity and power/ground supplies to the computer, we suspected the ECM itself. We connected a test unit, and the Jeep fired up instantly and ran perfectly. The original ECM had an internal fault that was causing it to randomly lose communication with key sensors. Installing a correctly programmed replacement like this one had the customer back on the road the same day, saving them from further diagnostic guesswork and expense.
Common Symptoms of a Bad Engine Computer
- ✔ Check Engine Light is on with various, often inconsistent, error codes.
- ✔ Engine stalls unexpectedly while driving or at idle.
- ✔ Difficulty starting the engine or a complete no-start condition.
- ✔ Noticeable decrease in fuel efficiency (MPG).
- ✔ Rough or erratic engine idling.
- ✔ Poor acceleration and overall loss of power.
- ✔ Automatic transmission shifting issues or harsh shifts.
- ✔ Apparent failure of multiple sensors at the same time.
The Plug & Play Solution for Your Jeep
The biggest hurdle in replacing an ECM has always been the expensive and time-consuming programming required at a dealership. Our modules eliminate this step entirely. We offer a true Plug & Play solution by programming this 2009-2010 Grand Cherokee ECM specifically to your vehicle’s unique Vehicle Identification Number (VIN) and mileage before it ships. This ensures that it communicates perfectly with your Jeep’s anti-theft system (SKIM), gauges, and other electronic modules right out of the box. No trips to the dealer, no special tools, and no additional programming fees. Simply disconnect the battery, swap the module, and reconnect the battery to get your vehicle running correctly again.
Guaranteed Compatibility
This Engine Control 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, 05150467AB, 68060531AB, 68060531AC, 68060531AD, 68059198AA, 68059198AB, 68028167AB, 68028167AC, 68028167AD, 68028167AE, 68028162, 68059197, 68028163, 68028154, 68059196, 68028155, 68028155AD, 68028150, 68059195, 68028151, 68028174, 68028175, 68028176
This part will fit the following vehicles with the 3.7L engine:
- 2009-2010 Jeep Commander (Electronic Control Module; RH engine compartment)
- 2009-2010 Jeep Grand Cherokee (Electronic Control Module; RH rear engine compartment)
Frequently Asked Questions
Is this ECM truly Plug & Play?
Yes. We flash the module with the latest software from the manufacturer and program it using the VIN you provide during checkout. This ensures it works seamlessly with your existing keys and security system without any need for a dealership visit.
How do I provide my VIN and mileage?
You can enter your vehicle’s VIN and current mileage during the checkout process. Please double-check this information for accuracy, as the programming is based entirely on the data you provide.
Will this fix my specific check engine light codes?
This ECM will resolve issues and codes that are directly caused by a faulty engine computer. It is crucial to ensure that the underlying problem is the ECM itself and not a separate sensor or wiring issue. If you have codes related to internal processor failure or multiple sensor circuits, a new ECM is very likely the solution.
What tools are needed for installation?
Installation is straightforward and typically only requires basic hand tools, such as a socket set, to disconnect the battery and unbolt the old ECM. No specialized electronic or programming tools are necessary.
Will this also fit my 2009 Jeep Commander 3.7L?
Yes, this engine control module is the correct part for both the 2009-2010 Jeep Grand Cherokee and the 2009-2010 Jeep Commander equipped with the 3.7L engine.