Disconnect the cable from the negative battery terminal. Remove the instrument panel center bezel. Remove the radio mounting screws and pull the radio out of the dash. Disconnect the antenna cable and the electrical connectors from the radio. Installation is the reverse of removal. For door speakers, disconnect the cable from the negative battery terminal. Remove the door trim panel. Remove the four speaker mounting screws. Pull out the speaker and disconnect the electrical connector. Installation is the reverse of removal. For instrument panel speakers, disconnect the cable from the negative battery terminal. Remove the speaker cover. Remove the speaker mounting screws. Pull out the speaker and disconnect the electrical connector. Installation is the reverse of removal. For rear speakers in sedans, disconnect the cable from the negative battery terminal. Remove the upper C-pillar trim and the lower C-pillar trim from both sides, then remove the rear shelf trim. Remove the rear speaker mounting screws. Pull out the speaker and disconnect the electrical connector. Installation is the reverse of removal. For wagons, disconnect the cable from the negative battery terminal. Remove the screw from the speaker bezel, carefully pry the front end of the bezel up, then release the two spring clips holding the bezel to the quarter trim panel. Pass the seat belt through the slit in the bezel, then move the speaker bezel forward to free it from the trim panel. Remove the rear speaker mounting screws. Pull out the speaker and disconnect the electrical connector. Installation is the reverse of removal. For subwoofers, follow the procedure for replacing a rear speaker.