Secure the front door speaker by harness connector and place the speaker, followed by screwing in the fasteners and putting the front door trim panel in place. First, use an electrical harness connector to join the instrument panel center speaker, insert the speaker, tighten the fasteners, cover the panel with the top and lastly, connect the battery negative cable. During instrument panel end speaker installation, you should first link the electrical harness connector, then put the speaker in place, fasten it, set the instrument panel top cover and complete it by linking the battery negative cable. Start by plugging in the electrical harness at the rear cab side speaker, mounting the speaker, fastening it to the mounting bracket, installing the B-pillar lower piece and only then attach the battery negative cord. To set up the rear door speaker, join the electrical harness connector, attach the speaker, lower the fasteners as needed, place the trim panel and then tie in the battery negative cable. Position, harness, install the fasteners and plug in the negative
Battery Cable for the subwoofer going into a regular cab. For the quad cab, first place the subwoofer, secure the electrical harness connector, mount and tighten the fasteners, insert the seat and link the battery negative wire.