Headlights circuit for Chevrolet Astro I (1985-2005)

AMBIENT LIGHT SENSOR (TOP CENTER OF DASH) BLK WIRE BODY CONTROL MODULE (BCM) (ABOVE RADIO) COMPOSITE HEADLAMPS DAYTIME RUNNING LAMPS DIODE (ON LOWER PART OF LEFT "B" PILLAR) DAYTIME RUNNING LAMPS RELAY DK BLU WIRE DRL RELAY CRTL FLASH TO PASS GAUGES FUSE 4 GRY WIRE HEAD HEADLAMP RELAY HEADLAMP, PANEL DIMMER SWITCH HEADLP ENABLE HI BEAM SIG HEADLP REQ FLASH TO PASS HOT AT ALL TIMES HOT IN RUN OR START I/P FUSE BLOCK (BEHIND LEFT SIDE OF DASH) LEFT HEADLAMP LEFT HIGH BEAM HEADLAMP LEFT LOW BEAM HEADLAMP LIGHTING FUSE LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE MULTIFUNCTION TURN SIGNAL LEVER OFF ON LO ORG/ WIRE PARK AUTO PARK AUTO HEAD PHOTO CELL PNK WIRE PPL PPL/WHT WIRE RED WIRE RELAY BLOCK 2 (BEHIND LEFT SIDE OF DASH) RH HDLP FUSE RIGHT HEADLAMP RIGHT HIGH BEAM HEADLAMP RIGHT LOW BEAM HEADLAMP SEALED BEAM HEADLAMPS TAN WIRE TAN/WHT WIRE TBC FUSE 15 UNDERHOOD FUSE BLOCK (ON LEFT SIDE OF FIREWALL) WHT WIRE YEL WIRE