GMC Sierra IV (2018-2022) Pass-key circuit

ANTENNA BATT POSITIVE VOLT BLK WIRE BLU WIRE BODY CONTROL MODULE (UNDER LEFT SIDE OF DASH) BRN/GRN WIRE COMPUTER DATA LINES SYSTEM DATA 1 (+) DIESEL DRIVER INFORMATION CENTER DISPLAY ENGINE CONTROL MODULE GASOLINE GMLAN SERIAL GMLAN SERIAL DATA - 1 GRN/GRY WIRE GRN/VIO WIRE GRY/BLK WIRE GRY/GRN WIRE HOOD AJAR SW SIG HOOD AJAR SWITCH HOT AT ALL TIMES IMMOBILIZER CONTROL MODULE IMMOBILIZER RETURN IMMOBILIZER SPLY VOLT INSTRUMENT CLUSTER LIN BUS 11 LO SPD GMLAN SERIAL DATA LOGIC RED/GRY WIRE RETURN RIGHT INSTRUMENT PANEL FUSE BLOCK SECURITY INDICATOR SPLY VOLT SW SIG WHT WIRE YEL WIRE