Q: How do I remove and install the radio and door speaker in the Lexus ES300?A: To remove the radio, disconnect the negative battery cable, remove the center dashboard trim bezel, then remove the radio's retaining screws and pull it outward to access the backside. Disconnect the electrical connectors and antenna lead. For installation, follow the reverse procedure.For door speaker removal, remove the door trim panel, then take out the speaker retaining screws. Disconnect the electrical connector and remove the speaker from the vehicle. Installation is the reverse of removal.