HORN, Horn Wiring Diagram for GMC Safari 1991, List of elements for Horn Wiring Diagram for GMC Safari 1991:, Convenience center (behind left side of i/p), Fuse block, Horn relay, Horn switch, Horn/dm fuse 30a, Hot at all times, Left horn (left front of radiator support), Multi function switch, Right horn (right front of radiator support), , , POWER DOOR LOCKS, POWER MIRRORS, STARTING/CHARGING, HORN, POWER WINDOWS, POWER SEATS, RADIO, WIPER/WASHER, ,