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I got aa random misfire would this code cause that

Vehicle: 2001 gmc Sierra 5.3l vortec

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P0452 Evaporative emission control system pressure sensor low

Some evap code would cause a lean code condtion such as a open purge valve but if the code you have is a P0452 this is the fuel tank pressure sensor , which will not cause a P0300 (random misfire).

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