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Q: PO946 is on and says Evap Emmissions value error on 2007 Suzuki XL-7

Evaporative Emission System High Purge Flow". should I have the Gas Cap replaced? Every time I fill up I Notice vehicle stutters to restart after getting gas. How do I check this value? and how much would it cost to get fixed? please help asap I have a small baby and a windower. Thanks so much

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start with replacing the purge solenoid under the hood back side of engine bolted to intake manifold, also replace gas cap be sure not to use aftermarket cap they can also not work properly, both parts are pretty cheap at local parts stores
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