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Old 12-24-2012, 01:33 PM   #1
Zvbosch
Scooby Newbie
 
Member#: 315047
Join Date: Mar 2012
Chapter/Region: SCIC
Vehicle:
2007 Impreza 2.5i
Newport BLue

Default Exhaust Smell and Rattling

I got a P0420 so I took my car into the dealer and they replaced my cat for free since it was under warranty but now I can smell exhaust when idling and there is a rattling sound at about 3k rpms. Any ideas?
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