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Thanks for the link. How could I not find this file?

I tried the GTO tune but it cannot communicate with the Corvette cluster that I am using.

Now I have the A4 vette tune and all is good.

Thanks for the reply.

This is a swap for a customer, it is a Grand Cherokee ZJ with a 04 Corvette LS1 and a 4l60 from a Camaro.

It is not the 12587603 os , it is 12592425 witch I can only find...

Does anyone know where I can find one ?
Holden Crazy only has one for a manual.

I am using a PCM from a 04 manual Corvette and I need to convert it to auto.
The 03 Corvette is a 512k file so I...