Jeep PCM | ECM | ECU

Flagship One is the premier seller of Jeep PCM and other OEM powertrain control modules. With over a decade in the business, we are the most reliable source when it comes to engine computer programming services. The engine control module will arrive pre-programmed to your VIN and flashed to the latest available software updates, ensuring optimal driving performance, reliability and a seamless connection with all the other control units in your Jeep vehicle. With our free lifetime warranty, you can have the peace of mind knowing that your replacement PCM is protected. Our team of certified technicians are dedicated to providing excellent customer service and support, so don't hesitate to reach out if you have any questions.

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  1. R6044515AE | 2005 Jeep Grand Cherokee 4.7L PCM Engine Computer ECM ECU Programmed Plug&Play | 56044515AE
    $259.00
    Rated 5/5 based on 5 customer reviews
    Willams - by , Saturday
    5/ 5stars
    works great, so far so good completed drive cycles and no pending codes . A+ seller buy with confedence. I definitely will again.Flagship One, Inc
    Jeephttps://www.fs1inc.com/media/product/image/jeep/jeep_4_plug_black/jeep_pcm_ecm_4_plug_black_1.jpg126308
    $288.00
  2. 56044552AO | 2005 Jeep Grand Cherokee 4.7L PCM Engine Computer ECM ECU Programmed Plug&Play | 56044515AE
    $259.00
    Rated 5/5 based on 5 customer reviews
    Pedro - by , Saturday
    5/ 5stars
    Great Service fast delivery Worked perfect. Plug&Play.Thanks.Flagship One, Inc
    Jeephttps://www.fs1inc.com/media/product/image/jeep/jeep_4_plug_black/jeep_pcm_ecm_4_plug_black_1.jpg126307
    $288.00
  3. 56044552AN | 2005 Jeep Grand Cherokee 4.7L PCM Engine Computer ECM ECU Programmed Plug&Play | 56044515AE
    $259.00
    Rated 5/5 based on 5 customer reviews
    Luis - by , Saturday
    5/ 5stars
    Thank you for an easy and pleasant transaction. Product arrived as expected.Flagship One, Inc
    Jeephttps://www.fs1inc.com/media/product/image/jeep/jeep_4_plug_black/jeep_pcm_ecm_4_plug_black_1.jpg126306
    $288.00
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The Jeep Powertrain Control Module (PCM) is a critical computer system that plays a vital role in the operation of your vehicle. The Control Unit receives input from various sensors and controllers located throughout the vehicle, including the engine, transmission, and other systems, to determine the appropriate output for the engine and transmission. In this way, the PCM helps to ensure that the engine and transmission are functioning optimally, this is essential for the overall performance and efficiency of your Jeep.

The Jeep PCM also stores diagnostic information and can generate diagnostic trouble codes (DTCs) if there is a problem with the powertrain system. These codes can help a mechanic identify the specific issue and determine the appropriate course of action to fix it.

However, if the computer module fails or becomes faulty, it can cause a range of problems with your Jeep, including:

Engine performance issues, such as rough running, stalling, or difficulty starting

Transmission issues, including shifting issues or complete failure to shift

The check engine light coming on, indicating a problem with the engine or transmission

Electrical problems, including issues with lights, the radio, or other electrical components or a failing circuit board

Reduced fuel efficiency due to the vehicle using more fuel than it should

There are several potential causes of PCM failure, including physical damage, electrical issues, corrosion, wear and tear, and manufacturing defects. Installing a replacement PCM can be a complex task that requires knowledge of the vehicle's electrical system, and it is recommended that you seek the help of a professional mechanic if you are not comfortable performing this work yourself.

If you need a replacement ECM in your Jeep, consider purchasing a high-quality unit from Flagship One. Our PCMs are sourced from reliable manufacturers and undergo rigorous testing to ensure they meet the highest standards.

We offer competitive pricing, fast shipping, and easy installation, as well as detailed instructions and customer support to make the process as smooth and straightforward as possible. Additionally, we offer lifetime warranty for added peace of mind.

Don't let a faulty Jeep ECM compromise the performance of your Jeep. Invest in a top-quality powertrain control module from Flagship One to keep your vehicle running smoothly and efficiently

Diagnostic Trouble Codes That Relates to the PCM

Diagnostic Trouble Codes (DTCs) are codes that are stored by a vehicle's on-board diagnostic (OBD) system when it detects a fault with the vehicle's powertrain system.

Here is a list of some diagnostic trouble codes (DTCs) that begin with the letter "U" and could potentially indicate a fault with the powertrain control module (PCM) in a vehicle:

  • U0100: Lost Communication with Engine Control Module/Powertrain Control Module
  • U0101: Lost Communication with Transmission Control Module
  • U0102: Lost Communication with Transfer Case Control Module
  • U0103: Lost Communication with Throttle Actuator Control Motor Circuit
  • U0104: Lost Communication with Throttle Actuator Control Motor Circuit Range/Performance
  • U0105: Lost Communication with Throttle Actuator Control Motor Circuit Low
  • U0106: Lost Communication with Throttle Actuator Control Motor Circuit High
  • U0107: Lost Communication with Throttle Actuator Control Motor Circuit Intermittent
  • U0108: Lost Communication with Throttle Actuator Control Motor Circuit Open
  • U0109: Lost Communication with Throttle Actuator Control Motor Circuit Short to Ground
  • U0110: Lost Communication with Throttle Actuator Control Motor Circuit Short to Battery
  • U0111: Lost Communication with Throttle Actuator Control Motor Circuit Short to Power
  • U0112: Lost Communication with Throttle Actuator Control Motor Circuit Short to Ground
  • U0113: Lost Communication with Throttle Actuator Control Motor Circuit Short to Battery
  • U0114: Lost Communication with Throttle Actuator Control Motor Circuit Short to Power
  • U0115: Lost Communication with Throttle Actuator Control Motor Circuit Failure
  • U0116: Lost Communication with Throttle Actuator Control Motor Circuit Range/Performance

Note: These codes are just a small sample and there are many other DTC codes that could potentially indicate a fault with the PCM. Additionally, the specific codes that are relevant will depend on the make and model of the vehicle. It is important to consult the vehicle's service manual or a professional mechanic for more information about interpreting DTC codes.

All Jeep PCM (Powertrain Control Module) Jeep ECM (Engine Control Module) & Jeep ECU (Electronic Control Unit) from Flagship One, Inc. are precisely programmed and flashed to meet your vehicle's specific requirements