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  1. Poor audio quality on the Video input on 2011 STS with Nav

    Cadillac STS Forum 2005 through 2012
    I frequently use a 3.5mm to dual RCA cable to use my STS's video input as an "Aux port" to listen to music on my phone. Here lately though, I've been hearing spectacularly poor audio quality when using this method (and only this method - FM radio and CD sound fine). Instead of sounding full and...