This is my 04′ cts, about 2 days ago pulling into my driveway it started making a motorboat sound. I changed the spark plugs and same problem. I also checked…
This is my 04′ cts, about 2 days ago pulling into my driveway it started making a motorboat sound. I changed the spark plugs and same problem. I also checked…
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Alberto Chavez, thanks so much! There was a hairline crack on the catalytic
converter, got it welded. Back to normal
Mofler leak