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Re: Mercury Sable with a pesky P0401 EGR insufficient flow code
Posted to Technical Tips Forum on 10/24/2023 2 Replies

Hi Craig,

Yes, they have a hose and tube the connect to the PCV and runs up to bottom of the intake flex hose. This one was not broken or spilt. They also have a fresh air tube with a soft rubber elbow that will frequently go bad.

On a side note, there are... Login to read more.

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