I am getting a P0496 and P0442 code on a 2009 Chevrolet Silverado 1500 w/ 5.3 L flex fuel.

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Carguy1 · Answer 1 · 2018-09-11T20:13:29+0000

Hi there,

These codes indicate an issue with the EVAP system. Here is some info for you.

P0442 CHEVROLET - Evaporative Emission Control System Leak Detected Small Leak

Read more: https://www.autocodes.com/p0442_chevrolet.html

P0496 CHEVROLET - Evaporative Emission System Flow During Non-Purge

Read more: https://www.autocodes.com/p0496_chevrolet.html