Buick LaCrosse II (2009-2013) Head-up display circuit

1 2 3 4 5 6 7 8 DIMMING SIG LOW REF SW SIG B+ BLK WIRE COMPUTER DATA LINES SYSTEM FUSE GRN WIRE GROUND SER DATA GRY WIRE HEAD-UP DISPLAY HEAD-UP DISPLAY SWITCH HOT AT ALL TIMES INSTRUMENT PANEL FUSE BLOCK (LOWER LEFT SIDE OF DASH) PAGE RED/DK BLU WIRE YEL WIRE