For models from 2008 and earlier, disconnect the cable from the negative battery terminal. Next, remove the lower center console, glove box and center trim panel. Remove the radio mounting screws to separate the radio from the center trim panel, and pull the center trim panel out enough to disconnect the electrical harness connector and antenna cable. The installation is the reversal of removal. For 2009 and later models, disconnect the negative battery terminal. Next, remove the shift knob and shift panel. Then, remove the upper instrument panel, decorative trim panel, and both upper and lower center trim panels. Next, take out the climate control unit, then remove the radio unit mounting screws and pull the unit out far enough to disconnect the antenna cable and electrical connectors at the back - installation is a reverse of removal. For the door speakers, both front and back. Remove the door trim panel and unhook the speaker harness from the mount. Remove the mounting screws for the speaker then pull out the speaker and disconnect the electrical connectors. Reverse for installation. to start off with the tweeter at the doors, removal of the door trim panel and also the mirror trim panel must be done first. Next up, disconnect the tweeter electrical connector. For 2008 and earlier models, remove the tweeter's mounting screws. For 2009 and later models, pulling the plastic locking tabs back should remove the tweeter from the mirror trim panel. Then, disengage the tweeter harness from the clip and remove the tweeter. Finally, installation is just the reverse of removal. To sremove the speaker of instrument panel centre of speaker first take off centre upper instrument panel. Then disconnect electrical connector. After that sremove speaker mounting screws. Finally separate speaker from instrument panel centre. Installation is reversal of removal. The procedure for rear speakers differs by year/model. You need to remove the brake light, rear seat cushion, carefully pry off the C-pillar trim panel and remove the package tray. Remove wiring two speaker mounting screws hold the speaker. Lift the speaker to remove it clear of the mounting bracket. To take off steering wheel audio control switch, first disconnect battery negative terminal. Next, remove the driver's side airbag and the steering wheel. Then unplug the electrical connection. After that, remove the mounting screws and take out the audio control switch from the switch bracket. Lastly, installation is the reverse of removal.