Chevy Equinox P0420 Code

I have a 2011 chevy equinox, these codes keep coming up p0138, p0341 2010 chevy equinox 2.4 l i’m getting code p0690 P0420 chevy equinox meaning, causes, symptoms (& how to fix)

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2010 chevy equinox 2.4 l i’m getting code p0690

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