Connect the harness and set up the speaker, secure the speaker with the fasteners, put the front door trim panel on and only then should you connect the battery negative cable. Make the connection to the speaker wire, insert the speaker, tighten the fasteners for the speaker on the instrument panel, place the top cover and finish by wiring the battery negative cable. The process for the instrument panel end speaker is also the same: join the electrical connector, set the speaker in place, tighten the mounting screws, snap the instrument panel cover into place and attach the battery negative cable. Once you install the side speaker plug-in connector on the rear cab side, add the speaker, secure it with the screws provided, fit the bottom trim for the B-pillar and connect a negative
Battery Cable. Connect the electrical harness connector, set the speaker into place, fix it with the mounting screws, put in the trim panel and touch the negative battery cable to your installation. First, fit the housing of the subwoofer into the cab, attach the electrical connector, install the fasteners and attach the battery negative cable. In a quad cab, first place the subwoofer, then attach the constant power lead, fasten and tighten all mounting points, lower the seat and finally link the battery negative cable.