1999 Chevrolet Silverado 1500 Q&A

1999 Chevrolet Silverado 1500 Question: where is the purge valve

where is purge valve located -
Answer 1
under the hood in the engine compartment. what is the problem you have?? Roy -
Comment 1
i have a code 440 and yes i have changed the gas cap -
Comment 2
it has an evap leak. i was not thinking about the gas cap. you need a scan tool, smoke machine and a voltmeter to find the issue. evap problems are one of the toughest to track done. a shop can do this to diag the issue and give you a bid. -
Comment 3
can u tell me where it is located in the engine compartmet i have the scan tool and voltmeter -
Answer 2
valve is located under intake manifold cover, front, behind throttle body on top of intake manifold. easy replacement for around $40. -
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