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  1. 2003 E46 316i Replacing HU with new Sony CDXGT424U

    Car Audio, ICE, Car Alarms, Mobile Phones, I-Drive
    Hi people (in case you are wondering the vehicle info on my username will soon be replaced with a 2003 E46 316I mint condition low miles FSH etc but.... It comes with a BMW Business radio/ cassette (who still uses these?) and i would like to change this to my sony CDX - GT424U. i have read how...