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I have a 01 s10 exterm and the service engine light came on and it says p0446.

(2001 Chevrolet S10)
in Fulton, MS on July 12, 2012
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
Displaying 2 answers & 1 comments
Popular Answer
on July 12, 2012
Check other answer. But deffinately take it to someone you trust to locate the problem and save you from a headache. Goodluck
on July 12, 2012
Smoke test.
on May 25, 2014
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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