CODE READ **HELP**

PONTIAC GRAND PRIX
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OURWORLDENTER
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  • 11 POSTS
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...
Jun 28, 2007 at 10:57 AM
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CLINT53
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  • 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
Jul 4, 2007 at 5:00 PM
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OURWORLDENTER
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  • 11 POSTS
Thanks for your help ...
Aug 22, 2007 at 7:58 PM
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