How to Reinstall PCMTuner Software if Change Operating System?

By | January 13, 2023

How to reinstall PCMTuner setup after changing the operating system (Win10 Pro)?

Reinstall Pcmtuner Software 1 Reinstall Pcmtuner Software 2


if not change harddrive old keys should work, but if you just want to use pcm tuner tool then follow guide below.


Sometimes it can take a few days to get your software licences and tool activated.

For those wanting to use the tool right away here is my simple quick start guide.
Download the PCMsuite from and install your hardware and Dongle driver.
Download PCMflash 1.20 from here (but do not update the software!)

PCM Setup
If you need to find wiring diagrams, you can use the online version of the pcmtuner app here:
Module details and other diagrams etc are also in blog here.