I bought a tune which came with an AutoCal V2. I read the ECU code, gave it to the tuner, he sent back the GM unlock code and I downloaded the stock ECU and trans files. He sent back my tunes and I...
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Reading stock tune
I bought a tune which came with an AutoCal V2. I read the ECU code, gave it to the tuner, he sent back the GM unlock code and I downloaded the stock ECU and trans files. He sent back my tunes and I...