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Buzzing noise after motion interface install!

906 views 1 reply 2 participants last post by  CadillacSTS42005 
#1 ·
Just installed nav-tv gmvim-v3 on 2008 escalade and have a buzzing noise coming from voice command speaker above my head. Buzzing starts when key is in the accessory or if it's running. Any ideas?
 
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