Buick LaCrosse II facelift (2013-2016) Head-up display circuit

BATT POS VOLT BLK WIRE BLK/LT GRN WIRE DISPLY FUSE GROUND HEAD-UP DISPLAY HEAD-UP DISPLAY SWITCH HEADLAMP ON HOT AT ALL TIMES HUD HUD SW LOW REF HUD SW SIG INFO INSTRUMENT PANEL FUSE BLOCK (LOWER LEFT SIDE OF DASH) LINEAR INTERCONN NETWORK BUS 12 LOGIC INSTRUMENT CLUSTER LT GRN/BLK WIRE NCA WIRE RED/LT BLU WIRE YEL WIRE YEL/WHT WIRE