Restore Peak Performance to Your Dodge or Chrysler
Is your 2008 Dodge Avenger or 2007-2008 Chrysler Sebring running rough, stalling unexpectedly, or showing a persistent check engine light? These are classic signs that the brain of your vehicle, the Engine Control Module (ECM), may be failing. The ECM is the central command center, managing everything from fuel injection and ignition timing to transmission shifting and emissions control. When it falters, the entire vehicle’s performance and reliability are compromised. This replacement Engine Control Module, part number 05094858AA, is the definitive solution to get your vehicle running like new again.
The Plug-and-Play Solution You Need
The biggest hurdle in replacing a modern vehicle’s computer is the complex programming required to sync it with your specific car. We eliminate that problem entirely. This unit arrives at your door fully programmed to your vehicle’s unique Vehicle Identification Number (VIN) and current mileage. This means no expensive trips to the dealership, no special tools, and no complicated programming procedures. It is a true plug-and-play installation. Simply disconnect the old module, connect this one, and you’re ready to go. We handle all the technical flashing and software alignment on our end before it ships.
From the Diagnostic Bay
We had a 2008 Avenger come into the shop with a complaint of intermittent stalling and a check engine light that other mechanics couldn’t solve. They had already replaced the spark plugs, ignition coils, and even a fuel pump, but the problem persisted. The diagnostic codes were all over the place, pointing to multiple sensor failures. An inexperienced technician might keep throwing parts at it. However, a wide range of unrelated codes often points to a single source: a failing ECM. The internal logic of the computer was corrupted, causing it to misinterpret sensor data. We installed a pre-programmed ECM, and the car immediately ran perfectly. All the ghost codes vanished. It’s a powerful reminder that sometimes the problem isn’t the sensors, but the brain reading them.
Diagnosing a Faulty 2008 Avenger Engine Computer
Identifying a failing ECM can be tricky, as its symptoms often mimic other component failures. However, if you’re experiencing several of the issues below, the ECM should be your primary suspect. This replacement part is designed to correct these and other related electronic control problems, restoring the precise calculations your engine needs to operate efficiently.
Common Symptoms of a Failing ECM
- ✔ Check Engine Light: The light is on, and you may have error codes that are inconsistent or point to multiple, unrelated sensor failures (e.g., P0601, P0606).
- ✔ Engine Stalling or Misfiring: The engine may stall for no reason, either while driving or at idle. You may also experience rough idling or noticeable engine misfires.
- ✔ Poor Fuel Economy: A faulty ECM can’t properly regulate the air-fuel mixture, leading to a sudden and significant drop in your vehicle’s gas mileage.
- ✔ No-Start Condition: The engine cranks but refuses to start. This can happen if the ECM is not properly controlling the fuel injectors or ignition system.
- ✔ Transmission Shifting Problems: The ECM works with the Transmission Control Module (TCM). A failing ECM can cause harsh shifting, delayed engagement, or the transmission getting stuck in one gear.
- ✔ Loss of Power: You may notice a general lack of acceleration and performance, as the ECM is unable to optimize engine timing and fuel delivery.
Guaranteed Compatibility and Fitment
This module is a direct replacement for a wide range of original part numbers, ensuring a perfect match for your vehicle. It is compatible with the 2.7L and 3.5L engines in the following models:
- 2008 Dodge Avenger (2.7L & 3.5L)
- 2007-2008 Chrysler Sebring (2.7L & 3.5L)
It replaces part numbers: 05033708AD, 05033708AE, 05033707AJ, 05033708AF, 05094721AA, 05094721AB, 05094721AC, 05094721AE, 05094721AG, 05094721AH, 05094721AI, 05094721AJ, 05094721AK, 05094721AL, 05094721AM, 05094721AN, 05150157AH, 05094721AO, 05094858AA, 05094858AC, 05094858AD, 05094858AE, 05094858AF, 05187343AF, and 05150245AC.
Frequently Asked Questions
Is this part really Plug & Play?
Yes, absolutely. We flash the module with your car’s specific VIN and mileage before shipping. This ensures it communicates perfectly with your vehicle’s other systems, like the ignition and anti-theft system, right out of the box. No further programming is required.
Where do I find my VIN?
Your 17-digit Vehicle Identification Number (VIN) can be found on your vehicle’s registration, insurance card, or on the driver’s side of the dashboard, visible through the windshield.
What causes an ECM to fail?
ECM failure can be caused by several factors, including voltage overloads from a bad alternator or jump-start, excessive heat and vibration over time, or internal corrosion from moisture intrusion. These are sensitive electronic components that can degrade over the life of the vehicle.
Do I need to perform a key relearn procedure?
No. Because we program the unit to your VIN, it will recognize your existing keys. The vehicle’s anti-theft system will sync with the new module automatically, making the installation process as simple as possible.
Will this fix my specific check engine light codes?
This module is designed to resolve internal processor faults (like code P0601) and communication errors. If your codes are caused by a faulty ECM, this part will correct them. However, it’s always important to ensure that the sensors and wiring related to any specific codes have been checked and are in good working order.