2004 Cadillac CTS Intermittent knocking

2004 CADILLAC CTS
112,000 MILES • 3.6L • V6 • AUTOMATIC
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JWS1990
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  • 1 POST
It appears to be coming from under the valve cover on the drivers side. It only happens when the engine idles down. When being driven or in park.
Aug 20, 2015 at 11:39 AM
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HMAC300
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  • 48,601 POSTS
have a local pro check for a cam/follower noise
Aug 21, 2015 at 7:52 AM