2005 pont.montana code PO442 whats up new gas cap was put on and still this code

Asked by Oct 15, 2015 at 07:40 AM about the 2005 Pontiac Montana SV6

Question type: Car Customization

code PO442 comes up on a 2005 Pontiac  changed the gas cap and still comes up what do I try next

1 Answer

1,515

it is common for the evap vent solenoid to stick open on these vans and give you a evap leak code, they are under the van, look for the evap canister then locate the solenoid. This one might be over the fuel tank, where you might have to drop the front of the tank abit to change it.

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