This does not have to be performed unless you are replacing the PCM.
So, do you have any codes or something that is pointing you in this direction?
Here is a guide that will help with pulling codes if you have not done it already:
https://www.2carpros.com/articles/checking-a-service-engine-soon-or-check-engine-light-on-or-flashing
Below you will see the process just in case you want to perform it anyway.
Please let us know what questions you have. Thanks
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Wednesday, February 16th, 2022 AT 10:23 AM