Is Your 2009-2010 Jeep Grand Cherokee or Commander Running Poorly?
There’s nothing more frustrating than a vehicle that won’t start, stalls unexpectedly, or gets terrible gas mileage. If your 2009 or 2010 Jeep Grand Cherokee or Commander with the 3.7L V6 engine is experiencing these issues, a failing Engine Control Module (ECM) is a very likely culprit. The ECM is the brain of your vehicle, controlling everything from fuel injection and spark timing to transmission shifts and emissions systems. When it starts to fail, it can cause a wide range of confusing and intermittent problems that are often difficult to diagnose.
Don’t let a faulty computer keep you off the road. This is a direct-replacement, fully programmed 2009-2010 Grand Cherokee ECM that arrives at your doorstep ready for installation. We take the guesswork and high cost out of the repair process. Simply provide us with your vehicle’s VIN during checkout, and our technicians will flash the module with your vehicle’s specific software. The result is a true plug-and-play solution that restores your Jeep’s performance and reliability without a mandatory trip to the dealership for expensive programming.
From the Diagnostic Bay
We had a 2010 Commander 3.7L come into the shop that was driving the owner crazy. It had an intermittent no-start condition and would occasionally stall at red lights. The owner had already replaced the crank sensor, cam sensor, and a full set of spark plugs based on advice from forums, but the problem persisted. After hooking up our diagnostic scanner, we noticed communication dropouts with the ECM. We temporarily swapped in a known-good module, and the Jeep ran perfectly. It’s a classic case where chasing individual sensor codes can be misleading; the root cause was the central computer failing and sending faulty signals. This highlights the importance of considering the ECM as the source of widespread, intermittent electrical issues.
Common Symptoms of a Failing Jeep ECM
- ✔ Check Engine Light is on with various communication or sensor circuit codes (e.g., U-codes, P06xx codes).
- ✔ Engine cranks but refuses to start.
- ✔ Intermittent stalling, especially when coming to a stop or at idle.
- ✔ Rough idling, engine hesitation, or misfires.
- ✔ Noticeable decrease in fuel economy.
- ✔ Automatic transmission shifts erratically or harshly.
- ✔ Other warning lights on the dash may illuminate without a clear cause.
- ✔ The cooling fans run constantly, even when the engine is cold.
Why Choose a Pre-Programmed Solution?
Replacing an ECM isn’t just a matter of swapping a box. The module contains critical software that is unique to your vehicle’s Vehicle Identification Number (VIN). This software controls the engine, transmission, anti-theft system (SKIM), and other options specific to your Jeep. Our service eliminates the most difficult part of the job.
VIN-Specific Flashing: We flash the latest, most stable software from the manufacturer directly onto this module using your VIN. This ensures perfect compatibility with your vehicle’s factory equipment.
Plug-and-Play Installation: Because the programming is done beforehand, you or your mechanic can install the module without needing specialized, dealer-level scan tools. This saves you hundreds of dollars in labor and programming fees.
Quality Tested: Every module undergoes a rigorous testing procedure on a dedicated test vehicle to ensure all circuits and processors are functioning correctly before it is shipped to you.
Simple Installation for Your 2009-2010 Grand Cherokee ECM
While professional installation is always recommended, swapping the ECM is a straightforward process for the mechanically inclined. The ECM on the 2009-2010 Grand Cherokee is located in the engine compartment, on the right-hand (passenger) side, towards the rear near the firewall. The Commander location is similar, in the right-hand side of the engine compartment.
- Disconnect the Battery: Always disconnect the negative battery terminal before working on any vehicle electronics.
- Locate and Access the ECM: Find the module in the RH rear engine compartment. You may need to move other components for clear access.
- Disconnect the Connectors: There are typically three large electrical connectors. Carefully release the locking tabs and pull the connectors straight out. Inspect them for any corrosion or damage.
- Remove the Old ECM: Unbolt the module from its mounting bracket.
- Install the New ECM: Mount the new module securely and reconnect the electrical connectors, ensuring they click into place.
- Reconnect the Battery: Reattach the negative battery terminal.
- Start the Vehicle: The vehicle should now start and run with the new computer. It may take a few drive cycles for all systems to fully recalibrate.
Compatibility Information
This engine computer is a guaranteed fit for 2009-2010 Jeep Grand Cherokee and Jeep Commander models equipped with the 3.7L V6 engine. It is a direct replacement for a wide range of part numbers, including but not limited to: 05150467AA, 05150467AB, 68028166AC, 68028166AF, 68060531AD, 68059198AB, 68028167AE, and many more. If your part number is listed in the description, this module will work for your vehicle.
Frequently Asked Questions
What information do you need to program this ECM?
We require your vehicle’s 17-digit Vehicle Identification Number (VIN) to program the module correctly. Please provide your VIN during the checkout process. This ensures the computer has the correct software for your Jeep’s specific options and security system.
Is this ECM truly “Plug and Play”?
Yes. Because we pre-flash the unit with your vehicle’s VIN-specific data, it will integrate seamlessly with your existing systems, including the anti-theft (SKIM) module and keys. No additional programming or dealer visit is required for installation.
Will I need to have my keys reprogrammed?
No. Our programming process syncs the module to your vehicle’s existing security information stored in other modules. Your current keys will work immediately upon installation.
Where is the ECM located on my 2009 Grand Cherokee?
The Electronic Control Module is located in the engine bay, on the passenger side (RH side) towards the back, near the firewall. It is a silver metal box with three large electrical connectors.
How can I be sure my original ECM is the problem?
While the symptoms listed are strong indicators, it’s always best to have a professional diagnosis. Common diagnostic steps include checking for consistent power and ground at the ECM connector and verifying communication with a high-end scan tool. If the scanner cannot communicate with the ECM, it’s a very strong sign the module has failed.