Key Fob Progaming - 01 Blazer - Need Help...

I am trying to figure out how to program a new key fob in my 2001 chevy blazer...I have purchased one on Ebay but it did not come with directions.

Thanks for your help...

Welcome!! did you try the search feature? This is a subject that is discussed frequently.

see:
http://www.automotiveforums.com/vbulletin/showthread.php?t=440241&highlight=transmitter

Thanks, it worked perfectly !!!:)