2005 trailblazer
boothe7373
09-12-2004, 11:08 AM
I just bought a 2005 trailblazer with the navigation system, I was wondering if I could add a couple sub woofers to the stereo without screwing up the nav. system and all the security codes. I went to a stereo shop and they said they havent installed one yet and dont know how it will work.
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