pcmhacking.net - View topic - Having trouble with writing ,,supposed to get keys 6 bytes 4 thats basically the just of it. Its a 2004 grand am gt that im trying to get the bin from with pcmhammer and a vcx nano. I posted log files there. I'm new to tuning like real fresh:( The 6bytes to 4 stopped but new issues arose.. this is a P04 with clear and blue on the pcm.