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This is two that I have hope this help.

Where do I find the Tune Repository under the new site. I'm looking for a 2002 Chevy Express 2002 5.3L stock tune . Any Help is appreciated

I think what I found out may help someone with this setup. The 2002 Van tune uses two pressure switches and the OS will not recognize pressure sensors . But that's fine , if you are using the 2002...

Has anyone ever ran across this situation. I have a 411 PCM with a tune from a 2002 Chevy Express Van . Also I have a Vintage Air A/C system installed in which I wired to use an A/C pressure sensor...

I would like to get some info on flashing the PCM for a street rod. I just purchased a 2009 computer / harness, 6.2L motor and transmission (all from the same vehicle) from a savage yard which I...