Question about 2001 Pontiac Montana
Changed vent solenoid passed smoke test still the same stuck in open position can i run new wire to vent from ecm witch ones are they please help
EOBD II Error Code: P0449
Evaporative Emission (EVAP) System, Vent Valve - Circuit Malfunction
Evaporative emission (EVAP) canister purge valve.
Engine control module (ECM).
Posted on Dec 28, 2013
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Posted on Jan 02, 2017
That will be your O2 sensor. It is tapped into your exhaust manifold. Very cheap fix. You can go to Autozone and get it It only takes five minutes to fix. Check it out.
Posted on Aug 04, 2012
SOURCE: 2006 torrent po446 code smoke
this could verry well be the gas cap vent broke, even if tightned still broke inside.if the smoke test was done correctly, then this should have been noticed.
Posted on Jan 05, 2011
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