anyone know if this climate control is just a plug in or does it need to be rigged?

http://cgi.ebay.com/ebaymotors/JDM-9...1%7C240%3A1318

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1999 Lifted Jeep Cherokee Sport 4x4 (daily driver)
2000 Base (sold, but will own one later in life)

http://www.preludezone.com/showthrea...304#post276304

N.J.P.O.C.