Is Your 2006 Dodge Magnum Running Rough?
If you’re dealing with frustrating issues like stalling, no-start conditions, a persistent check engine light, or erratic engine behavior in your 2006 Dodge Magnum or Chrysler 300 3.5L AWD, a failing Engine Control Module (ECM) is a very likely culprit. The ECM is the central computer of your vehicle, responsible for managing everything from fuel injection and ignition timing to transmission shifting and emissions control. When it fails, it can cause a cascade of problems that are often difficult to diagnose, leaving you stranded and facing expensive dealership repair bills.
We had a 2006 Magnum 3.5L AWD come into the shop that had its owner completely stumped. The car would randomly stall at traffic lights and occasionally refuse to start. Multiple shops had replaced sensors and spark plugs, but the problem persisted. After hooking up our professional scan tool, we noticed communication errors with the Powertrain Control Module (a related term for the ECM). We checked the power and ground circuits to the module, which were solid. Swapping in a known-good, pre-programmed ECM like this one solved the problem instantly. The customer was back on the road the same day, without a costly trip to the dealer for programming.
The Direct Solution for Your Vehicle’s Brain
Don’t let a faulty computer keep your car off the road. This is a direct-fit replacement 2006 Magnum Engine Computer, meticulously programmed to your vehicle’s specific Vehicle Identification Number (VIN) and mileage. This critical programming step ensures that the module communicates perfectly with your car’s existing systems, including the ignition, keys, and instrument cluster. The result is a true plug-and-play installation that eliminates the need for expensive dealership programming or specialized tools. Simply install the unit, and you’re ready to go.
Common Symptoms of a Failing ECM
- ✔ Check Engine Light: The light stays on, often with communication-related fault codes (U-codes) or internal processor codes (P06xx series).
- ✔ No-Start or Hard Starting: The engine cranks but refuses to start, or takes an unusually long time to fire up.
- ✔ Stalling: The engine randomly shuts off while driving or idling.
- ✔ Poor Performance: Noticeable loss of power, poor acceleration, and decreased fuel economy.
- ✔ Erratic Shifting: The automatic transmission may shift harshly, late, or get stuck in one gear (limp mode).
- ✔ Misfires: The engine runs rough, and you may have misfire codes that don’t resolve after replacing plugs or coils.
Why Choose a Pre-Programmed Unit?
Getting a replacement ECM from a dealership often involves multiple appointments, high labor costs for diagnostics and programming, and a hefty price tag for the part itself. Our solution streamlines the entire process. We handle the complex programming on our end before the part ever ships. All we need is your 17-digit VIN to load your vehicle’s exact software and security information. This ensures a seamless installation that you or your trusted mechanic can perform quickly and easily, saving you significant time and money.
Guaranteed Fitment for Your 2006 Magnum Engine Computer
This module is a guaranteed fit for the following vehicles equipped with the 3.5L AWD powertrain:
- 2006 Chrysler 300: Electronic Control Module; (RH rear engine compartment), 3.5L, AWD
- 2006 Dodge Magnum: Electronic Control Module; (LH front engine compartment), 3.5L, AWD
Interchangeable Part Numbers: This unit is a direct replacement for several part numbers, including 04606838ac, 05094133ab, 05094133ad, 05094592af, 4606838ac, and 5094593ab. Ordering this part ensures you receive a compatible module for your vehicle.
Frequently Asked Questions
Is this ECM truly plug-and-play?
Yes. Because we program the module to your vehicle’s specific VIN before shipping, it will integrate seamlessly with your car’s security and other electronic systems. No additional programming or dealer visit is required. Simply disconnect the battery, swap the modules, and reconnect the battery.
Where do I provide my VIN?
Please enter your complete 17-digit VIN in the notes section during checkout or send it to us in a message after placing your order. We cannot program and ship your part without this information.
What causes an engine computer to fail?
ECM failure can be caused by several factors, including voltage spikes from a bad alternator or jump-start, excessive heat, moisture intrusion, or simply age and vibration causing internal components to fail. It’s always a good idea to check your battery and charging system when replacing an ECM.
Will this fix my specific problem?
This part is intended to fix issues directly caused by a faulty ECM. While the symptoms listed are common indicators of ECM failure, we always recommend a proper diagnosis by a qualified mechanic to confirm the ECM is the root cause of your problem before ordering.
Do I need to return my old ECM?
There is no core charge or requirement to return your old, non-functional part. You can keep it or dispose of it responsibly.