the code says emmisson control system vent circuit malfuction and i need to know what part needs to be replaced because its getting aggervating to haft to keep on turning the light off every time it comes on. the truck has a v6 in it. the light comes on like 2 to 3 times a week
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2001 Chevrolet S10 Question: i have a 01 s10 exterm and the service engine light came on and it says p0446.
Answer #1helpfull4u July 12, 2012, 10:46Journeyman
Check other answer. But deffinately take it to someone you trust to locate the problem and save you from a headache. Goodluck
Replypushrod, July 12, 2012, 16:31Master
Answer #2wtolar May 25, 2014, 18:30Rookie
it is meant for canister vent it normally above the transmission, or the purge solenoid on the engine it has a hose plug to the purge solenoid and a wire plug on the on top.