Intellitronix Wiring Diagram. Connect the black wire to ground and the red wire to switched 12 volts. A wire should be run from this board to the vehicles main engine block ground.
Wire installations should be neat and tied down to prevent tugging and fraying of wires at connections. Remove protective paper coating from both sides of the plexiglass lens. Place all three wires in a drill and twist them together.
Manual or wiring diagram to determine the correct wire color and connect it to the white speed sending wire on the digital dash.
If using intellitronix speed sensor take the three wires and make a 10 to 12 foot pig tail. Hole in the firewall for the speedometer wires. Use zip tie to tie wires every two 2 foot and put them in a wire loom. Wiring diagram for that year corvette remove your factory gauges from your instrument cluster and insert our three digital panels.