OTC 2000 Scan 4sale

[JTesta1966 at aol.com]

In a message dated 8/12/99 8:45:16 AM Eastern Daylight Time, dzug at delanet.com 
writes:

<<  used it in the early tinkering days to view ram locations by 
 changing the ecm code to copy a ram location to the IAT location 
 where I could view it with the scanner. Its good for seeing the O2 
 while driving. Its also good cause it plugs into all your friends old 
 cars not just GM >>

What is involved in adding these "patches"?? Is it actual programming which I 
dont know? Or is it merely changing a lookuptable value and copy/pasting into 
code, then burning? Please excuse me if this is a stupid question, but thats 
an avenue I'd like to learn now that I'm comfortable editing table data..

Jim