I am unable to send or receive messages on my HD 100 (via the TND™ 720). What do I do?

Last Updated: November 13, 2013

Categories: HD 100

In order to send messages through your HD 100 (via the TND™ 720), you must purchase an additional service module for messaging. For more information, please call Rand McNally Customer Support at 1-877-446-4863.



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