HORN, Horn Wiring Diagram for GMC Suburban C2500 1994, List of elements for Horn Wiring Diagram for GMC Suburban C2500 1994:, (on sheet metal, , (right inner, Convenience center (under left side of i/p), Fuse block, G100 above left headlamp), G101 fender, near battery), Horn relay, Horn switch, Hot at all times, Left horn (at front of vehicle), Park lps fuse 20a, Right horn (at front of vehicle), Steering wheel, W/v22 only, , , ANTI-LOCK BRAKES, HEADLIGHTS, INSTRUMENT CLUSTER, ENGINE PERFORMANCE, DEFOGGERS, COMPUTER DATA LINES, CRUISE CONTROL, GROUND DISTRIBUTION, EXTERIOR LIGHTS, HORN, INTERIOR LIGHTS, POWER MIRRORS, RADIO, POWER DISTRIBUTION, POWER WINDOWS, POWER DOOR LOCKS, TRANSMISSION, POWER SEATS, WARNING SYSTEMS, TRUNK, TAILGATE, FUEL DOOR, WIPER/WASHER, ,