Is Your 2012 Dodge 1500 Running Rough?
If your 2012 Dodge 1500 or Jeep Liberty with the 3.7L engine is experiencing frustrating issues like stalling, poor fuel economy, a persistent check engine light, or a complete no-start condition, a failing Engine Control Module (ECM) is a very likely culprit. The ECM is the brain of your vehicle’s engine, managing everything from fuel injection and ignition timing to emissions controls. When it fails, the symptoms can be unpredictable and difficult to diagnose. This replacement ECM is the definitive solution to restore your truck’s original performance and reliability.
Key Symptoms of a Failing 2012 Dodge 1500 ECM
A faulty engine computer can manifest in numerous ways. If you’re noticing any of the following, it’s time to consider a replacement:
- ✔ Check Engine Light is on with various, often inconsistent, trouble codes.
- ✔ Engine misfires, stumbles, or stalls unexpectedly.
- ✔ Noticeable decrease in fuel efficiency.
- ✔ Difficulty starting the engine, or it won’t start at all.
- ✔ Harsh or erratic automatic transmission shifting.
- ✔ Communication errors with diagnostic scan tools.
From the Diagnostic Bay
We had a 2012 Dodge 1500 3.7L come into the shop that was driving the owner crazy. It would start and run fine for a week, then suddenly refuse to start for two days. The owner had already replaced the battery, alternator, and starter. When we connected our scanner, we couldn’t communicate with the ECM at all. After checking all power and ground connections to the module, we confirmed the ECM itself had an internal fault. Installing a pre-programmed unit like this one had the truck running perfectly in under 15 minutes. It’s a common failure point that can mimic many other problems.
The Plug-and-Play Solution You Need
Don’t waste time and money on a trip to the dealership for expensive programming. We take the hassle out of the repair process. This ECM arrives at your door fully programmed to your vehicle’s specific Vehicle Identification Number (VIN) and mileage. This means the unit is ready for immediate installation right out of the box. Simply disconnect the battery, swap the old module with this new one, reconnect the battery, and you’re ready to go. No special tools or software are required.
Guaranteed Compatibility
This module is a direct replacement for your 2012 Dodge 1500 or 2012 Jeep Liberty equipped with the 3.7L engine. It is compatible with a wide range of original part numbers, ensuring a perfect match for your vehicle. Please verify your original part number against the list below:
Compatible Part Numbers: 6810707AD, 05150631AB, 68103707, 68087057AA, 68154700AA, 68093208AC, 05094522, 05094521, 68065902, 68065901, 68103710, 68103708, 68103709
Frequently Asked Questions
Is this module truly “Plug and Play”?
Yes. We program the unit with your vehicle’s specific VIN and mileage before shipping. This ensures all vehicle security (immobilizer) and system settings are correctly configured, allowing for a straightforward installation without any additional programming.
What information do you need from me to program it?
We require your vehicle’s 17-digit VIN (Vehicle Identification Number) at checkout. This allows us to load the correct factory software for your truck’s specific options and configuration.
Where is the ECM located on my 2012 Dodge 1500?
On the 2012 Dodge 1500 and Jeep Liberty, the Electronic Control Module is typically located in the engine compartment on the driver’s side, often mounted to the firewall or inner fender.
Will this fix my check engine light?
If the check engine light is caused by a faulty ECM, this replacement part will resolve the issue. It’s always recommended to have the trouble codes read by a scanner to confirm the diagnosis before ordering.
Do I need to send my old ECM (core) back?
This listing does not require a core return. You can keep or dispose of your old module at your convenience.