Brake System

The first thing that the module is checked for is communication because that is key.
A Visual Inspection of the ECM to check for burnt, damaged or missing components.
We go over the symptoms you provide to us in regards to what the vehicle is doing including Diagnostics Trouble Codes.
We perform our Diagnostic Evaluation Service which includes tracing the circuits related to the issues described in our Module Information Form.
We then remove and replace any defective or damaged components.
We then remove and upgrade any of the other common components

that fail.
Your module is then put back together and a communications test is performed again.

This article is all about jeep pcm replacement and jeep pcm replacement cost, it also covers other aspect like how to fix PCM and function of PCM. If you have any questions please ask using the comment section.