The horn is located inside the void behind the left end of the bumper cover and ahead of the left front wheelwell. Begin by loosening the left front wheel lug nuts, then raise the vehicle, support it on jackstands, and remove the left front wheel. Next, take out the inner fender splash shield. Disconnect the electrical connector from the horn, and to remove the horn assembly, disconnect the electrical connector and remove the horn mounting bracket bolt. After that, remove the horn mounting bracket nut from the bottom of the radiator closure panel. Installation follows the reverse order of removal.