Computer Diagnostics and Tuning Technical discussion on diagnostics and programming of the F-body computers

Flash PCM with engine out?

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Old 06-08-2004, 01:51 PM
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Flash PCM with engine out?

Can I read the pcm off a LT1 that has the egine out of it? Can I connect the battery and read the pcm?
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Old 06-08-2004, 02:54 PM
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Yes.
Just take out the fuel pump fuse or you will have fuel leaking all over the place. (when you switch the ignition into the run position)
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