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Old 04-20-2013, 09:00 PM   #2
6th Gear Member
Join Date: Oct 2002
Location: T-Dot
Posts: 9,980
TCUM will need an updated firmware for you to be able to write to it, Don't even bother if you don't have an ICOM or OPS head.
#E36-S54 #CSLWannabe
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