Hello All- Anyone with aftermarket parts in their cars will want to take a look at http://www.tap1.com/warran.htm it answered a whole lot of questions I had, and no longer will I remove m chip before service :-) Hope it helps -Eric -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=- Eric Devansky | dos@mnsinc.com ICQ: 1020844 | AOL IM: dos9955 -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-