Cadillac Owners Forum banner

aftermarket radio

  1. HELP!!! aftermarket head unit

    2004-2007 Cadillac CTS-V General Discussion
    hello i’m sure there is a post on here with someone showing the wire diagram for the 05 ct’s v head unit but i can’t find it. i have a after market radio it turns on but no sound i know it’s a amp issue as in the amp isn’t getting power and maybe i have wires mixed up but i’m stupid and i didn’t...