Is Your 2008 Dodge Avenger Running Rough?
If you’re dealing with frustrating issues like stalling, poor fuel economy, a persistent check engine light, or a complete no-start situation, a failing Engine Control Module (ECM) is a very likely culprit. The ECM is the brain of your vehicle’s engine, controlling everything from fuel injection and ignition timing to emissions systems and transmission shifting. When it fails, it can cause a cascade of problems that are often difficult to diagnose, leading to costly and unnecessary repairs.
Don’t let a faulty computer keep your car off the road. This is a direct replacement, fully programmed 2008 Avenger ECM designed to restore your vehicle’s performance and reliability. We take the guesswork and high dealership costs out of the equation. By programming this module to your vehicle’s specific Vehicle Identification Number (VIN) and mileage, we provide a true plug-and-play solution. Simply install the part, and you’re ready to go—no additional programming or dealer visits required.
From the Diagnostic Bay
We had a 2008 Dodge Avenger come into the shop with a classic complaint: intermittent stalling at stoplights and a check engine light that multiple shops couldn’t solve. The owner had already replaced the spark plugs, an oxygen sensor, and the throttle body based on generic code readings. The problem persisted. Our diagnostics pointed towards an internal ECM fault, specifically with the driver circuit for the fuel injectors. Instead of a complex and expensive repair at the dealer, the owner opted for one of our pre-programmed modules. The installation took less than an hour. After connecting the battery, the car started immediately, idled smoothly, and the check engine light was gone for good. It’s a perfect example of how the right part, correctly programmed, can save hundreds in diagnostic time and parts-swapping.
Key Symptoms of a Failing 2008 Avenger ECM
- ✔ Check Engine Light: The check engine light is illuminated, often with communication-related codes (U-codes) or multiple, seemingly unrelated sensor codes.
- ✔ Engine Stalling or Misfiring: Your Avenger may stall unexpectedly while driving or at idle, and you might experience rough running or misfires.
- ✔ No-Start Condition: The engine cranks but refuses to start, indicating a potential loss of spark or fuel control from the ECM.
- ✔ Poor Fuel Economy: A sudden and unexplained drop in your vehicle’s MPG can be a sign the ECM is not managing the fuel mixture correctly.
- ✔ Inconsistent Performance: You may notice hesitation during acceleration, loss of power, or erratic transmission shifting behavior.
- ✔ Communication Issues: A diagnostic scan tool may be unable to communicate with the engine computer, a definitive sign of a major internal failure.
A Simple, Reliable Solution
Replacing the ECM on your Dodge Avenger or Chrysler Sebring doesn’t have to be a complicated ordeal. Our process is designed for both professional technicians and DIY mechanics. We handle the complex programming on our end. When you receive your part, it has been meticulously flashed with the latest software updates from the manufacturer and configured specifically for your car’s VIN. This ensures all the components, from the ignition key to the transmission, communicate correctly from the moment you turn the key.
This module is a direct fit for the original and is compatible with a wide range of part numbers, ensuring you get the correct component for your vehicle. Please verify your part number against the list below for guaranteed compatibility.
Guaranteed Fitment and Compatibility
This engine computer is a direct replacement for the following part numbers and fits the specified models:
- Compatible Models:
- 2008 Dodge Avenger (2.7L & 3.5L Engines)
- 2007-2008 Chrysler Sebring (2.7L & 3.5L Engines)
- Interchangeable 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, 05150245AC
Frequently Asked Questions
What is an ECM and what does it do?
The Engine Control Module (ECM), also known as the engine computer, is the central processor for your vehicle’s engine. It uses data from various sensors to control critical functions like the air-fuel mixture, ignition timing, idle speed, and variable valve timing to ensure optimal performance, fuel efficiency, and low emissions.
Is this ECM really “Plug and Play”?
Yes. “Plug and Play” means we program the module to your car’s specific VIN before we ship it. This process ensures that the security information (SKIM) and other vehicle-specific settings are correctly configured. Once you receive it, you simply install it and connect the battery. No trip to the dealership for expensive programming is necessary.
Where is the ECM located on my 2008 Dodge Avenger?
On the 2008 Dodge Avenger, the ECM is typically located in the engine bay, mounted to the driver’s side inner fender well, near the battery and behind the headlight assembly. It is a silver metal box with several large electrical connectors.
Will this fix my check engine light?
If the check engine light is on due to an internal failure of your original ECM, this replacement part will solve the problem. However, it’s crucial to ensure that the underlying cause is not a faulty sensor or wiring issue. We always recommend a proper diagnosis before ordering.
How do I provide my VIN and mileage for programming?
After you place your order, you will be prompted to provide your vehicle’s VIN and current mileage. You can typically find your VIN on the driver’s side dashboard (visible through the windshield) or on the driver’s side door jamb sticker. This information is essential for us to program the module correctly for your vehicle.
Do I need any special tools for installation?
Basic hand tools, such as a socket set and screwdrivers, are typically all that’s required for installation. The most important step is to disconnect the negative battery terminal before you begin to prevent any electrical damage.