the check engine light is on with a code p1415 i would like to see if i could do this myself a diaphram would be very helpful
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Ask Your Question2001 Chevrolet Tahoe
Question: where is the secondary check valves located (p1415) where can i find a diaphram
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Answer #1
mastertech6371 September 30, 2012, 16:23Reply
Masteryou need to remove the hose, unscrew the valve and remove it. this is assuming it is bad. a code never identifies a bad part, just a failed system.
Roy
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