Here is a list of good forums you can use if you have any Tech 2 issues to discuss with fellows.
Tech 2 tech support:
https://www.obd2tool.com/blog/?s=tech2
Tech 2 forums:
http://www.gmforum.com/
http://gmtnation.com/forums/
https://www.corvetteforum.com/forums/
http://www.saabcentral.com/forums/
http://www.firebirdnation.com/forums/
http://www.ls1gto.com/forums/
http://www.gmfullsize.com/forum
http://www.saabcentral.com/forums
http://www.corvetteforum.com/forums/
http://chevroletforum.com/forum/
http://gm-volt.com/forum/
http://www.gmtruckclub.com/forum/
http://www.duramaxdiesels.com/forum/
http://www.forum-opel.fr/
http://www.forum-zafira.com/
http://www.opel-forum.nl/
http://www.tlemcen-electronic.com/forum/
http://www.astraownersclub.com/
http://www.vauxhallownersnetwork.co.uk/
http://www.zafiraowners.co.uk/
http://www.corsa-c.co.uk/
http://www.allcorsa.co.uk/
http://www.vxronline.co.uk/forum/
http://www.astraownersnetwork.co.uk/
http://www.zafira-forum.de/
http://opcom-diagnose.de/forum/
http://www.vx220.org.uk/forums/
http://www.corsasport.co.uk/
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