Question

How to repair p0446 code on my 2000 Saturn LS1 4 Cyl?

Answer 1

HI there

This code is for the vent system on the evap system. Possible causes are  a faulty vent control valve, plugged vent line or a problem with the wiring. This is usually an issue with the vent control valve

Answer 2

P0446 SATURN - Evaporative Emission Vent System Performance

Read more: https://www.autocodes.com/p0446_saturn.html