Courtesy lamps circuit, without auxiliary lighting for GMC Vandura G2500 (1985-1995)

BATTERY JUNCTION BLOCK (LEFT SIDE OF COWL) BLK WIRE FRONT DOME LAMP FUSE BLOCK- I/P FUSIBLE LINK (20 GA-RUST) HEADLIGHT SWITCH DOME SWITCH HORN/DM FUSE HOT AT ALL TIMES IN LINE UNDERHOOD LAMP FUSE KEYLESS ENTRY MODULE LEFT DOOR JAMB SWITCH OPTIONAL ORG/ WIRE REAR DOME LAMP RED WIRE RIGHT DOOR JAMB SWITCH SIDE DOOR JAMB SWITCH UNDERHOOD LAMP W/KEYLESS ENTRY W/O KEYLESS ENTRY WHT WIRE