hi i just got from dealer with 1998 maxima GLE used one... when i got that there was no keyless remote with that car... as i look around the car... security system lights(red) comes out... is this car installed that keyless thing on??? or not??? and if it so... how can i operate this??? do i have to buy remote and program in??? how to program ??? plz tell me method if u guyz know about this situation... thank you very much..