Head-up display circuit for GMC Acadia I facelift (2013-2016)

1 2 3 4 5 6 7 8 SER DATA BLK WIRE BLK/WHT WIRE BRN WIRE COMPUTER DATA LINES COMPUTER DATA LINES SYSTEM DIMMER DK GRN WIRE GROUND HEAD UP DISPLAY (HUD) HEAD UP DISPLAY (HUD) SWITCH HOT AT ALL TIMES HUD SW SIG HUD SW SIG GROUND OFF/DIMMING B+ HVAC FUSE INSTRUMENT PANEL FUSE BLOCK INSTRUMENT PANEL FUSE BLOCK (BEHIND RIGHT END OF DASH) LOW REF LT BLU/BLK WIRE LT GRN/BLK WIRE OFF/DIMMING PAGE PPL/WHT WIRE RED/WHT WIRE SER DATA SYSTEM