How do I fix my onstar ? on 2006 Hummer H3

There's a red light on to the right on the mirrow. Is there an aux. battery located somewhere .If so where is it located? When I push the button it says "Phone unavailable"

by in Falls, PA on June 07, 2012
1 answer
ANSWER by on June 08, 2012
there is an internal battery inside but no instructions on all data
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