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Q: I'm getting a p0455 (EVAP large leak) Replaced the gas cap & still get the same on 2003 Dodge Caravan

used a MAC smoke injector and can't find leak. replaced hoses and still getting code up to two weeks after I clear code
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code be intake leak or other issues. what is fuel trim readings telling you? if its lean it could be intake leak which u might not see with smoke test
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