CODE READ HELP

OURWORLDENTER

MEMBER
PONTIAC GRAND PRIX

99 pontiac grand prix 3.1L

my car read CODE: PO401 (EGR Flow Insufficient)

What does that mean?
How TO FIX IT?
what should I do?

Someone help me please.

Thursday, June 28th, 2007 AT 5:57 PM

2 Replies

CLINT53

MEMBER
6 POSTS

A EGR valve and replace it, only has 4 screws, right on top near the feul injector, if its a sunfire, look in a manual, to see where its located

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