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Message: <blockquote data-quote="x1le" data-source="post: 6619332" data-attributes="member: 596028"><p>you don't need to hardwire. I've used the 2003 harness plenty of times on gm's without any problems. And if you don't want to worry about turning your radio on/off manually, you can grab an ACC at the ignition harness.</p><p></p><p>just double check all your connections. try putting your stock back in also and see if you get sound.</p></blockquote><p></p>

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