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P0440 GMC -

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I have A 2000 olds alero 3400 v 6 I have change gas pump-filter -cap and EGRvalve and still get a code PO440

Vehicle: olds 2000 olds alero 3400 v6

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HI there,

This code is for the evap system. This issue is normally a leak of some sort. Usually the issue is a result of a bad vent control solenoid or purge control solenoid.

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