Chevrolet Tahoe IV (2014-2021) trailer brake control switch Wiring diagrams

5 VOLT REF AUTO AUXILIARY CHASSIS CONTROL MODULE AUXILIARY HVAC CONTROLS BATT POSITIVE VOLT BCM 6 FUSE BLK WIRE BLK/BRN WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/RED WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) BRN WIRE CHILD LOCKOUT IND COMPUTER DATA LINES SYSTEM CONTENT THEFT DETERRENT SENSOR DISABLE SWITCH DOME LAMP SWITCH GARAGE DOOR OPENER GMLAN SERIAL DATA - 1 GRN/GRY WIRE GRN/YEL WIRE GROUND DISTRIBUTION SYSTEM GRY WIRE HDLP SW PARK LP SIG HEAD HEAD-UP DISPLAY SWITCH HEADLAMP SWITCH HOT AT ALL TIMES IGNITION MODE SWITCH IND DIMMING CTRL INSTRUMENT PANEL JUNCTION BLOCK INTERIOR LIFTGATE CONTROL SWITCH LED BACKLIGHT DIMMING CTRL LEFT FRONT OVERHEAD CONSOLE DOME/ READING LAMPS LINEAR INTERCONNECT NETWORK BUS 9 LOGIC LOW REF MEDIA DISC EJECT SWITCH OFF PARK PARK BRAKE CONTROL SWITCH RED/WHT WIRE RIGHT FRONT OVERHEAD CONSOLE DOME/ READING LAMPS RIGHT INSTRUMENT PANEL FUSE BLOCK RUN IGN 3 VOLTAGE SUNROOF SWITCH SW LOW REF SW SIG TRAILER BRAKE CONTROL SWITCH VIO/BRN WIRE W/ KEYLESS ENGINE START WHT WIRE YEL WIRE YEL/GRY WIRE

5 VOLT REF APPLY SIG AUXILIARY CHASSIS CONTROL MODULE BATT POS VOLT BLK WIRE BLK/BRN WIRE BLU WIRE BLU/RED WIRE BRK CTRL SIG BRK ENABLE SIG BRN WIRE ECM IGN FUSE GAIN SIG GRN/BLK WIRE GRN/VIO WIRE GROUND HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED ICCM FUSE IGNITION 1 VOLT INSTRUMENT PANEL JUNCTION BLOCK LIN SERIAL DATA BUS 14 LOW REF POWER DISTRIBUTION SYSTEM RED/GRN WIRE RED/WHT WIRE SPLY VOLT TRAILER BRAKE CONTROL SWITCH TRAILER BRAKE POWER CONTROL MODULE TRLR BRK FUSE UNDERHOOD FUSE BLOCK VIO/GRN WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE