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Code PO449

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#1

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01-27-2005, 08:20 AM

03gmc

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Code PO449

Hi my van is 99 montana and the code reads PO449. What is this and how can i fix it?

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#2

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01-27-2005, 09:02 AM

TorinoGT69 TorinoGT69 is offline

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Re: Code PO449

That code refers to a problem with the EVAP vent valve, could be a bad valve, bad wiring, or a pcm problem.

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