Thread: Heeelp Hummer Radio Navigation
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Old 02-22-2009, 03:38 PM
srg30 srg30 is offline
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Question Heeelp Hummer Radio Navigation
I have 2008 Hummer H2 with Radio Nav. I want to change the FM channel step from 0.2 MHz to 0.1 MHz any idea how to do that or any link, can i do this change from Tech-2 diagnostic tool or from the head unit it self.

Please any help
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