GMC Yukon II (1999-2006) Instrument illumination circuit

2 HI IND CONTROL 2-HI IND 4 HI IND CONTROL 4 LO IND CONTROL 4-HI IND 4-LO IND 5 VOLT REF HEADLAMP ON IND CTRL DRL OFF IND CTRL FOG LAMP RLY CTRL PNK PPL WIRE AUTO BLK WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH, BELOW STEERING COLUMN) BRN/WHT WIRE CONTROL DIMMING INPUT DIMMING RETURN DK GRN/WHT WIRE DRL OFF GRY WIRE GRY/BLK WIRE HEADLAMP ON HEADLAMP SWITCH IND INSTRUMENT CLUSTER INSTRUMENT PANEL DIMMING LED DIMMING SUPPLY I/P LAMPS DIMMING SUPPLY LEFT REAR WINDOW SWITCH LT BLU WIRE LT GRN/BLK WIRE ORG/ WIRE ORG/BLK WIRE PNK DIFF LOCK IND CONTROL WIRE PNK WIRE PPL PPL/WHT WIRE REAR WHEEL STEERING CONTROL MODULE REAR WHEEL STEERING MODE SELECT SWITCH (W/ FOUR WHEEL STEERING) RED WIRE RIGHT REAR WINDOW SWITCH TAN WIRE TAN/BLK WIRE TOW IND TOW MODE IND TRANSFER CASE SHIFT CONTROL MODULE (BEHIND HEADLAMP SWITCH) TRANSFER CASE SHIFT CONTROL SWITCH

8 BULBS BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE DK GRN/WHT WIRE FOG LAMP CIRCUIT HVAC CONTROL MODULE LEFT REAR HEATED SEAT SWITCH MULTIFUNCTION ACCESSORY SWITCH OVERHEAD CONSOLE PPL/WHT WIRE REAR PARKING ASSIST DISABLE SWITCH (W/ UEB) REMOTE PLAYBACK DEVICE (CD PLAYER) RIGHT REAR HEATED SEAT SWITCH STEERING WHEEL CONTROLS TRACTION CONTROL SWITCH TRANSFER CASE SHIFT CONTROL SWITCH W/ W/ WHT WIRE

3 BULBS ANALOG CLOCK AUTO A/C BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE DK GRN/WHT WIRE FOG LAMPS FRONT AUXILIARY HVAC CONTROL ASSEMBLY HEADLAMP LEVELING SWITCH HEATED/ COOLED CUPHOLDER I/P RELAY BLOCK (BELOW LEFT SIDE OF DASH, LEFT OF STEERING COLUMN) MANUAL A/C MULTIFUNCTION ACCESSORY SWITCH PPL PPL/WHT WIRE RADIO REAR AUXILIARY HVAC CONTROL ASSEMBLY RIGHT I/P FUSE BLOCK (LOWER LEFT SIDE OF DASH) ROOF BEACON SWITCH SPLICE PACK WHT WIRE YEL WIRE