Purge valve

06-25-2010, 11:25 PM
Hi all,question on a 1997 jimmy should the purge valve be open at idle drawing vacume?

06-30-2010, 11:52 PM
Engine at operating temperature, idling in closed loop, closed throttle, transmission in park or neutral, accessories off, the canister purge valve should be ON, and the vent solenoid should be OPEN.

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