Instrument cluster electrical circuit diagram (Sierra)

1 – Automatic transmission starter switch, 2 – Reversing light switch, 3 – Horn switch, 4 – Horns, 5 – Horn relay, 6 – Front left turn signal, 7 – Left side turn signal, 8 – Left rear light, 9 – High/low beam headlight switch, 10 – Multifunction switch, 12 – Horn button, 13 – Hazard warning lights switch, 14 – Yellow fuel consumption indicator light vacuum switch, 15 – Red fuel consumption indicator light vacuum switch, 16 – Handbrake lever tightening sensor, 17 – Brake fluid level sensor, 18 – Front right turn signal, 19 – Right side turn signal, 20 – Instrument cluster, 21 – Right rear light, 22 – Turn signal relay