Sounds like you shifter. If you have to replace just a warning...it is a real PITA due to the fact the O/D button is intergrated into the shifter.
Hector
2003 Rally Red Mitsubishi Evolution VIII
257HP/259TQ
2005 Lapis Blue Mazda 6s
RET: 00 Cabernet Red Ford Contour Zetec ATX SUPERCHARGED
160HP/141TQ