"Y Pipe" on 2008 Fleetwood Fiesta
Mechanic says I need to seal a "hole or crack" in the Y pipe. Says it won't pass smog if I don't, and of course, its due for smog in May. Any words of wisdom? Apparently its an invisible "hole or crac...
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It could be a pin hole where the "y" pipe is welded together and is leaking when running. Just try to find it and get it welded up.
