my smog pump has two harnes .
evry auto store shows me a pump with wiht 1 harnes
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1996 Pontiac Firebird Question: smog pump
Answer #1patrick mannion from Greg Solow's Engine Room, March 10, 2010, 22:01Master
I just looked a wiring diagram for the smog pump it only shows one type, one that has three wires going to it in one harness. Look at www.rockauto they usually have an image of the part make sure you are identifying the right part.