Passenger"s lumbar circuit for GMC Hummer EV I (2021-2024)

BATT POS VOLT BLK WIRE BLK/BLU WIRE CO-DRV POSI SW LO REF DOWN GRY/WHT WIRE HOT AT ALL TIMES LEFT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LOGIC NCA WIRE PASSENGER FRONT SEAT BACK LUMBAR PUMP PASSENGER FRONT SEAT BLADDER CONTROL MODULE PASSENGER FRONT SEAT LUMBAR SWITCH PASSENGER SEAT LUMBAR SUPPORT SW ANALOG SIG PASSENGER SEAT LUMBAR/ BOLSTER PUMP CTRL RED/BLU WIRE RWD YEL/GRN WIRE