First off a quad driver does mean your transmissions bad or had anything done to it. I beleive we discussed this in one of your previous threads.
http://www.automotiveforums.com/vbul...d.php?t=931206
Somethings its hard to trace it down. ODB I is very scetchy and hit or miss. If you arent having driveability issues then I wouldnt worry to much.