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Q: i have a 01 s10 exterm and the service engine light came on and it says p0446. on 2001 Chevrolet S10

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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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Check other answer. But deffinately take it to someone you trust to locate the problem and save you from a headache. Goodluck
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.
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