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2008 Saturn Vue Question: how much to replace evap canister including labor



, 3.5L V6, North Richland Hills, TX, April 07, 2011, 13:19

code po442

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  • Answer #1

    April 07, 2011, 21:32

    A code P0442 is NOT necessarily an EVAP Canister fault. A code P0442 is a small EVAP SYSTEM leak, so you need to find the leak. On GM, I go to the canister purge valve and do a vacuum holding test first and foremost. I do Emissions work in Calif, so please don't assume that a code P0442 is a leaking Canister. Did a parts store tell you this?

    here are some shops:


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