I got this and I was on the phone for about two hours trying to fix the PCM calibration then it says not available for my car. I updated it and checked it and everything please help.

I got a tuner for my 07 Dodge Charger and I've updated four times. and now it just says its updated and it keeps asking for a PCM calibration and when I check there is no updates and when I don't it says vehicle not supported and contact you guys. Please help. I was on the phone for a hour and a ...