Yes you can, but only on certain makes, on some models like Chryslers, you can switch
vins if you have pin code for the security, and you can see what's the pcm update is,
then get online and make sure that's the latest file, but you can't update the pcm cal.
The 908 I believe can be bought with a elite kit that comes with j box, then you pay the
manufacture for their subscription and you can program. Remember each
manufacturer has a different wants and needs to sign up for their access.