2006 Chevrolet Cobalt Using Oil Smoke Leak Code 420

2006 CHEVROLET COBALT
11,133 MILES
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using oil no smoke no leak code 420
Mar 2, 2013 at 9:06 PM
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ASEMASTER6371
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cat converter failure. it will have to be replaced.

Roy
Mar 2, 2013 at 9:08 PM
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