Restore Peak Performance to Your Vehicle
Is your Dodge Magnum, Charger, or Chrysler 300 suffering from perplexing issues like a persistent check engine light, rough idling, stalling, or a complete no-start condition? These are classic signs of a failing Engine Control Module (ECM), the central computer that governs your vehicle’s most critical functions. This replacement ECM, part number 5150246AD, is the definitive solution to get your car running smoothly and reliably again. It arrives at your door fully programmed to your specific Vehicle Identification Number (VIN) and mileage, ensuring a seamless, plug-and-play installation without any need for expensive dealership programming.
Why Your 2008 Magnum ECM is So Important
The Engine Control Module is the brain of your vehicle’s powertrain. It constantly analyzes data from dozens of sensors to make real-time adjustments to the fuel mixture, ignition timing, transmission shift points, and emissions systems. When it begins to fail, the entire system can be thrown into disarray, leading to a cascade of performance problems that can be difficult to diagnose. Replacing a faulty computer is not just about fixing a single issue; it’s about restoring the precise, factory-intended operation of your entire vehicle. This ensures optimal power, fuel efficiency, and longevity for your engine and transmission.
From the Diagnostic Bay
We had a 2008 Dodge Charger come into the shop with a complaint of random stalling and a check engine light for an oxygen sensor circuit. The owner had already replaced the O2 sensor twice with no luck. After hooking up our advanced scanner, we noticed that the voltage readings from the ECM to the sensor were erratic and inconsistent, even with a brand-new sensor. Instead of continuing to chase phantom sensor issues, we inspected the ECM. We found that the internal driver for that specific circuit had failed. By installing a correctly programmed replacement ECM, we not only cleared the O2 sensor code for good but also resolved the intermittent stalling issue the owner had been chasing for months. It’s a perfect example of how a failing computer can send you down the wrong diagnostic path, and why a quality replacement is key.
Common Symptoms of a Failing Engine Computer
- ✔ Persistent Check Engine Light (CEL) that won’t clear
- ✔ Vehicle refuses to start or has difficulty starting
- ✔ Rough or erratic idling and stalling
- ✔ Noticeable decrease in fuel economy
- ✔ Poor acceleration or loss of power
- ✔ Harsh or incorrect automatic transmission shifting
- ✔ Communication error codes (U-codes) stored in the system
- ✔ Cooling fans running constantly or not at all
A True Plug-and-Play Solution
The biggest hurdle in replacing a modern vehicle computer is the programming. This module eliminates that obstacle. We handle the complex flashing process for you. Simply provide your VIN and current mileage during checkout, and our technicians will program the unit to match your vehicle’s exact specifications. When it arrives, the installation is straightforward: disconnect the battery, unbolt the old module, plug in the new one, and reconnect the battery. Your vehicle’s security system and all other modules will recognize the new ECM, allowing you to get back on the road immediately.
This ECM is a direct replacement for the following part numbers:
05150246, 05187021, 05187020, 05187014, 05187013, 05187012, 05187011, 05187010, 68054121, 68054120, 68054114, 68054113, 68054112, 68054111, 68054110, 68026433, 68026432, 68026431, 68026430, 68026424, 68026422, 68026420
Vehicle Fitment:
- 2009 Dodge Challenger: Electronic Control Module; (LH front engine compartment), 3.5L
- 2008 Dodge Magnum: Electronic Control Module; (LH front engine compartment), 3.5L, RWD (4 speed)
- 2008 Dodge Magnum: Electronic Control Module; (LH front engine compartment), 2.7L
- 2008-2010 Dodge Charger: Electronic Control Module; (LH front engine compartment), 2.7L
- 2008-2010 Dodge Charger: Electronic Control Module; (LH front engine compartment), 3.5L, RWD (4 speed)
- 2008-2010 Chrysler 300: Electronic Control Module; (LH front engine compartment), 3.5L, RWD (4 speed)
- 2008-2010 Chrysler 300: Electronic Control Module; (LH front engine compartment), 2.7L
Frequently Asked Questions
Do I need to have this ECM programmed by a dealer?
No. This unit comes pre-programmed to your vehicle’s specific VIN and mileage. It is a true plug-and-play solution, requiring no additional programming or flashing from a dealer or mechanic.
Where is the ECM located on my vehicle?
On the specified Dodge and Chrysler models, the Electronic Control Module is typically located in the engine compartment on the driver’s side (LH side), often near the firewall or shock tower.
Will this fix my check engine light?
If the check engine light is caused by a fault within the ECM itself, then yes, this part will resolve the issue. However, it’s crucial to ensure the problem is not with a sensor, wiring, or another component that the ECM is monitoring. A proper diagnosis is always recommended.
What information do you need from me to program the module?
We require your vehicle’s 17-digit Vehicle Identification Number (VIN) and the current mileage. You can typically find the VIN on your driver’s side dashboard (visible through the windshield), on the driver’s door jamb sticker, or on your vehicle’s registration and insurance documents.
Is this a difficult part to install myself?
For someone with basic mechanical skills, the installation is straightforward. It primarily involves disconnecting the vehicle’s battery, unplugging the electrical connectors from the old module, unbolting it, and then reversing the process to install the new one. Always ensure the battery is disconnected before starting.