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  1. 05 esv Bose digital no nav looking into changing to aftermarket

    Cadillac Escalade, EXT and ESV Forum - 1999 - 2006
    So just curious what the best harness is I want to keep factory amp want to keep everything but OnStar I'll keep it if I have to but idc and I'm running a line converter now to my subs and I hooked in behind cd changer to the sub wires and it just doesn't sound good at all should I be hooking in...
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