If you’re dealing with frustrating and unpredictable engine problems in your 2007-2010 Dodge Caliber, Jeep Patriot, or Compass, you know how disruptive it can be. From a car that won’t start to sudden stalling in traffic, a faulty Engine Control Module (ECM) can make your vehicle unreliable and unsafe. I’ve seen it countless times in my 20+ years as a technician: good vehicles sidelined by a bad computer. This replacement Engine Control Module, part number 68026147AC, is the direct, hassle-free solution to get your car running properly again.
The biggest hurdle with ECM replacement has always been the expensive and time-consuming programming required at a dealership. We eliminate that completely. Before this unit ships, we flash it with your vehicle’s specific VIN and current mileage. The result is a true plug-and-play part. When it arrives, you simply install it, and your vehicle’s brain is restored. No extra tools, no trips to the dealer, and no hidden fees. This is the straightforward fix you’ve been looking for.
Case Study: A Tricky Diagnosis
A 2008 Dodge Caliber came into my shop with a strange set of symptoms. The owner reported random stalling, a flickering check engine light, and occasionally the transmission would feel like it was stuck in one gear. We scanned it and got a U0100 (Lost Communication with ECM/PCM) and a P0606 (ECM Processor Fault). After checking all the wiring and power/ground circuits to the module—which all tested fine—we knew the issue was internal to the computer. The intermittent nature of the problem was classic for these ECMs as internal solder joints begin to fail. We installed one of our pre-programmed modules, and the car ran perfectly. The customer was back on the road the same day, avoiding a costly and lengthy stay at the dealership.
Common Signs of a Failing Engine Computer
A failing ECM can cause a wide range of issues. If your vehicle is experiencing any of the following, a faulty module could be the culprit:
- ✔ Check Engine Light is on with codes like P0601, P0606, or other communication errors (U-codes).
- ✔ The engine cranks but refuses to start.
- ✔ Unexplained stalling or rough idling, especially after the engine warms up.
- ✔ Poor fuel economy and a noticeable loss of power.
- ✔ Automatic transmission shifting problems or harsh engagement.
- ✔ Seemingly unrelated warning lights appearing on the dashboard.
A Straightforward Guide to Installation
Installing your pre-programmed 2007-2010 Caliber Engine Computer is a simple process that most DIYers can handle with basic tools. Follow these steps to get your vehicle running right.
- Safety First: Always disconnect the negative terminal from your vehicle’s battery and wait at least 10 minutes to allow the system to fully discharge.
- Locate the ECM: On most Caliber, Patriot, and Compass models, the ECM is located in the engine bay, typically mounted to the firewall or inner fender.
- Disconnect the Connectors: Carefully release the locking tabs on the wiring harness connectors and pull them straight out from the module. Never force them. Inspect the connectors for any signs of corrosion or damage.
- Remove the Old Module: Unbolt the old ECM from its mounting bracket. There are typically a few bolts holding it in place.
- Install the New Module: Mount your new, pre-programmed ECM onto the bracket and secure it with the bolts.
- Reconnect Everything: Firmly plug the wiring harness connectors back into the new module until they click into place. Reconnect the negative battery terminal.
- Final Check: Start the vehicle. The check engine light may stay on for a few drive cycles as the system relearns, which is normal. Your vehicle is ready to drive.
Verified Vehicle Compatibility
This module is a guaranteed fit for the following vehicles and configurations. It is a direct replacement for numerous part numbers, including 05150471AA, 68043260AC, 68026147AA, and many more listed in the specifications. Please verify your vehicle is on this list before ordering your 2007-2010 Caliber Engine Computer.
- ✔ 2007-2008 Dodge Caliber (All Engine Options)
- ✔ 2009 Dodge Caliber (1.8L Engine)
- ✔ 2009 Dodge Caliber (2.0L Gasoline Engine)
- ✔ 2009 Dodge Caliber (2.4L Engine, opt ED3)
- ✔ 2010 Dodge Caliber (2.0L & 2.4L Engines)
- ✔ 2007-2010 Jeep Compass (All Engine Options)
- ✔ 2007-2010 Jeep Patriot (All Engine Options)
Do I need to do any programming or flashing?
Do I need to do any programming or flashing?
No. This engine computer arrives fully programmed to your vehicle’s specific VIN and mileage. It is a 100% plug-and-play solution, ready for installation right out of the box.
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 the VIN for accuracy to ensure perfect programming.
Is this compatible with other part numbers?
Yes, this module is a direct replacement for a wide range of part numbers, including 05150471AA, 68043260AA, 68026147AC, and many others. If your original part number is on our compatibility list, this unit will work perfectly.
Will this fix my specific problem?
This module corrects issues directly caused by a faulty ECM, such as no-start conditions, random stalling, and internal processor fault codes (P0601, P0606). While it solves the most common problems, ensure a proper diagnosis has been performed to rule out other issues like bad wiring or sensors.
What if my original part number isn’t on the list?
If you cannot find your part number, please contact our support team with your vehicle’s VIN. We can verify compatibility and help you find the correct part for your specific vehicle.