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P0446 Diagnostic Trouble Code Discussion for May 2015

EVAP Vent System Performance

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Trouble Ticket Help Requests for DTC P0446
Help Request Posted
2006 Saturn Vue 3.5L MIL Lamp on, wont pass evap test VIN: 5GZCZ53466
P0446: EVAP Vent System Performance. We started with the (po446-evap emission vent system performance) code and broke it down with the help of all data and replacing parts that are most common to fail according to alldata, google, youtube, and the fixes done by members of the IATN. 1st part we re...
May 12, 2015