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Code PO456 2001 GC

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#1

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05-03-2005, 10:13 AM

Champagne

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Code PO456 2001 GC

Can someone please tell me what the code PO456 is & how to fix it?
Thanks, Steve.

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#2

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05-03-2005, 09:57 PM

Bob D.

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PO456: Evaporative Emission Control System Leak Detected (very small leak)

Test and or check your gas cap. It may have a small leak.

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#3

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05-04-2005, 10:25 AM

Champagne

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Thanks for the help!

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#4

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06-02-2014, 10:51 AM

archer2win archer2win is offline

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Re: Code PO456 2001 GC

I have the same problem it's not the gas cap what else can I check
Handyman

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