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E38 PCM binary file

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Old Oct 6, 2021 | 10:24 AM
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Default E38 PCM binary file

Does anyone have any E38 PCM binary file?

I would read it by myself using GM MDI / J2534 and specific open source tool, but as winter is approaching, I don't have any C6 Corvettes here right now.

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Old Oct 7, 2021 | 01:23 PM
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Originally Posted by Pekka_Perkeles
Does anyone have any E38 PCM binary file?

I would read it by myself using GM MDI / J2534 and specific open source tool, but as winter is approaching, I don't have any C6 Corvettes here right now.
Try on the PCMHammer thread.
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Old Oct 15, 2021 | 03:13 AM
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Originally Posted by Pekka_Perkeles
Does anyone have any E38 PCM binary file?

I would read it by myself using GM MDI / J2534 and specific open source tool, but as winter is approaching, I don't have any C6 Corvettes here right now.
Which specific tool? I could read one out for you with my j2534 device.

Last edited by sevinn; Oct 15, 2021 at 03:15 AM.
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Old Nov 11, 2021 | 11:53 AM
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Kind of forgot this thread.

C6 Z06 came to a visit yesterday as weather permitted. So I was able to read certain E38 PCM as a binary read.

Not much luck with finding corresponding XDF-file.
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Old Nov 15, 2021 | 11:30 PM
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could you explain what this is about?
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Old Nov 16, 2021 | 11:52 AM
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Originally Posted by romandian
could you explain what this is about?
Yes, for sure.

Reading a tune in a binary makes it tunable for many kind of tuning software. It's a bit like a pdf format for printable documents. You may be edit and save pdf docs with multiple word editors.

On the other hand, tools like HPTuners encrypt their files so that if the tune has been saved in their format, it cannot be read by other tools.

Reading PCM in a binary format has been there for ages for pretty old PCM's.

For GM Gen 3 platform there is nowadays a program called PCMHammer. And for E38 there's another tool that seems to be working fine.




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