Restore Peak Performance to Your 3.6L Engine
Is your 2015 Chrysler 300, Dodge Charger, or Challenger suffering from frustrating issues like a persistent check engine light, rough idling, stalling, or a sudden drop in fuel economy? These are classic signs of a failing Engine Control Module (ECM). The ECM is the brain of your vehicle’s engine, responsible for managing everything from fuel injection and ignition timing to emissions control and transmission shifting. When it begins to fail, the entire driving experience is compromised. This pre-programmed ECM is the definitive solution to get your vehicle running like new again, without the hassle and expense of a dealership visit.
From the Diagnostic Bay
We had a 2015 Dodge Charger with the 3.6L come in that was a real head-scratcher. The owner had replaced spark plugs, coils, and even an O2 sensor chasing a random misfire code (P0300) and terrible hesitation under load. Nothing worked. We hooked up our advanced scanner and monitored live data. We noticed the short-term fuel trims were erratically jumping and the ignition timing was inconsistent, despite all sensors reading correctly. This pointed to a processing issue within the main computer. After confirming all wiring and grounds were solid, we installed one of our pre-programmed ECMs. The difference was immediate. The engine smoothed out, fuel trims stabilized, and the hesitation was completely gone. The owner was thrilled to have his car’s power and reliability back. It’s a perfect example of how a faulty ECM can mimic other component failures, making accurate diagnosis key.
Diagnosing a Failing 2015 Chrysler 300 ECM
A faulty engine computer can manifest in numerous ways, often mimicking other mechanical or electrical problems. If you’re experiencing a combination of the symptoms below, there is a strong possibility that your ECM is the root cause. Replacing the module is a direct and effective way to resolve these complex issues and restore your vehicle’s factory performance and reliability.
Common Symptoms of a Bad ECM
- âś” Check Engine Light: The check engine light is illuminated, often with communication-related codes (U-codes) or multiple, seemingly unrelated sensor codes.
- âś” No-Start or Hard-Start: The engine cranks but refuses to start, or takes an excessively long time to fire up, especially when warm.
- âś” Poor Engine Performance: Noticeable loss of power, hesitation during acceleration, and a general feeling of sluggishness.
- âś” Reduced Fuel Economy: A sudden and unexplained decrease in your vehicle’s miles per gallon (MPG) as the ECM fails to manage fuel delivery efficiently.
- âś” Engine Stalling: The engine randomly shuts off while driving or when coming to a stop.
- âś” Rough Idling: The engine idles erratically, shaking or vibrating more than usual.
- âś” Transmission Issues: Harsh or delayed shifting, as the ECM plays a critical role in communicating with the Transmission Control Module (TCM).
The Plug & Play Advantage
What sets this 2015 Chrysler 300 ECM apart is our professional programming service. When you order, we flash the module with your vehicle’s specific Vehicle Identification Number (VIN) and current mileage. This critical step ensures that the computer is perfectly matched to your car’s factory settings and security protocols. The result is a true Plug & Play installation. Simply disconnect the negative battery terminal, swap the old module with this new one, reconnect the battery, and start your car. There is absolutely no need for additional, expensive programming at a dealership. You save time, money, and the headache of towing your vehicle.
Guaranteed Compatibility
This module is a direct replacement for a wide range of part numbers, ensuring a perfect fit for your vehicle. It is compatible with the following models and part numbers:
- Fits Models: 2015 Chrysler 300 (3.6L), 2015 Dodge Challenger (3.6L), 2015 Dodge Charger (3.6L)
- Replaces Part Numbers: 05150883AC, 05150883AD, 68280995AA, 68280995AB, 68280995AC, 68280995AD, 68230335, 68230334, 68230333, 68230332, 68230331, 68230330, 68230329, 68230328, 68230327, 68230326, 68230325, 68230324, 68230323, 68230322, 68230321, 68230320, 68230316AE, 68230307AE
Frequently Asked Questions
Is this really a plug-and-play installation?
Yes, absolutely. We program the module with your vehicle’s VIN and mileage before it ships. This ensures it communicates perfectly with your car’s existing systems, including the ignition and security. No further programming is required.
Where is the ECM located on my 2015 Chrysler 300?
On the 2015 Chrysler 300, Charger, and Challenger with the 3.6L engine, the ECM is typically located in the engine bay, on the passenger side, near the firewall or shock tower. It will have several large electrical connectors attached to it.
Do I need to perform a key relearn procedure?
No. Because we program the module to your specific VIN, it will recognize your existing keys. You will not need to perform any security or key relearn procedures. Just install the module and start the vehicle.
Will this fix my specific check engine light codes?
This ECM will resolve any codes that are directly caused by a faulty internal processor or driver circuit. It is crucial to ensure that the codes you have are not being caused by a separate faulty sensor or wiring issue. A faulty ECM often causes communication codes or multiple, erratic sensor codes.
What information do you need from me?
After you place your order, we will require your vehicle’s 17-digit VIN to program the module correctly. Please ensure the VIN is accurate to guarantee a successful plug-and-play installation.