GMC Sierra IV (2018-2022) Transfer case circuit

BLK WIRE BLU WIRE BLU/GRY WIRE BRN WIRE BRN/BLU WIRE COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY ETHERNET BUS 7 (-) FRONT AXLE ENGAGEMENT ACTUATOR FRT AXLE ACTR CTRL GEAR POSI SENS LOW REF GND 44 GRN WIRE GRY/BLK WIRE GRY/BLU WIRE HI SPD GMLAN SER DATA (+) 1 HI SPD GMLAN SER DATA (-) 1 ROTARY POS SENS SIG HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INCREMENTAL ENCODER DIR SIG INCREMENTAL ENCODER IMPULSE SIG INCREMENTAL ENCODER SENS LOW REF INSTRUMENT CLUSTER J155 (6.6L TURBO DIESEL) J155 (6.6L) J157 (6.6L TURBO DIESEL) KNOCK SENS SHLD LOGIC NEUTRAL IND CTRL POWER DISTRIBUTION SYSTEM PRIMARY FUSED BATT POS VOLT 13 RED/GRY WIRE SER DATA COMMU ENABLE TRANSFER CASE CONTROL MODULE TRANSFER CASE LOCK SOL VLV CRTL TRANSFER CASE MTR CLOCKWISE CTRL TRANSFER CASE MTR COUNTER CLOCKWISE CTRL TRANSFER CASE MTR SHLD UNDERHOOD FUSE BLOCK VIO WIRE VIO/BLK WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/BRN WIRE YEL/GRY WIRE YEL/VIO WIRE YEL/WHT WIRE

4108 (OR 2203) 5 VOLT REF 6.6L TURBO DIESEL AIR CONDITIONING SYSTEM AUTO SWITCH BLK WIRE BLK/GRY WIRE BLU WIRE BLU/GRY WIRE BLU/RED WIRE BODY CONTROL MODULE BRN WIRE COMPUTER DATA LINES SYSTEM DRIVE MODE SELECT SWITCH ENGINE CONTROL MODULE GRN WIRE GRY WIRE HI SPD GMLAN SER DATA (+) 1 J107 (6.6L) J110 (6.6L) LEFT SWITCH LOW REF NCA WIRE RIGHT SWITCH RUN IGNITION 3 VOLTAGE SNOW SWITCH SPORT SWITCH SW SIG TRANSFER CASE MOTOR VIO WIRE VIO/BRN WIRE WHT WIRE WHT/BRN WIRE WHT/GRN WIRE YEL WIRE YEL/BRN WIRE YEL/GRY WIRE YEL/VIO WIRE