[DrG]

Originally Posted by tomp

Don't go by the version number, but go by their part number instead. Check with them here: https://www.gmnavdisc.com/overview.do

Thanks for the help. I don't guess it makes a difference but I wonder what the version number for the most recent update is. You would think that the service writers or the sales guys or someone at the dealership would know this stuff but it doesn't appear that way. Go figure.
David