Buick Envision II (2020-2024) engine ctrl module lin bus 1 Wiring diagrams

AUTOMATIC TRANSMISSION INPUT SPEED SENSOR AUTOSAR CAN BUS (+) 2 SERIAL DATA AUTOSAR CAN BUS (+) 5 SERIAL DATA AUTOSAR CAN BUS (-) 5 SERIAL DATA BATT POSITIVE VOLT BLK/BRN WIRE BLK/WHT WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/WHT WIRE CLUTCH SOLENOID VALVE C CTRL CLUTCH SOLENOID VALVE D CTRL COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY ELECTRONIC TRANS RANGE SELECT OUT OF PARK SW 2 SIG ELECTRONIC TRANS RANGE SELECT OUT OF PARK SW SIG ELECTRONIC TRANS RANGE SELECT SW ANALOG SIG 1 ELECTRONIC TRANS RANGE SELECT SW ANALOG SIG 2 ENGINE CTRL MODULE LIN BUS 1 ENGINE WIRING HARNESS JUNCTION BLOCK GRN WIRE GRN/GRY WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/GRN WIRE HOT AT ALL TIMES IN SPD SIG INSTRUMENT PANEL CLUSTER CONTROL MODULE INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LOGIC MULTI-FUNCTION POWER SUPPLY CONVERTER OUT SPD SIG POWER DISTRIBUTION SYSTEM RED WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RUN/CRANK IGNITION 1 VOLT SOLENOID ASSEMBLY CTRL SOLENOID VALVE LOW SIDE CTRL TCC/CLUTCH SELECT SOLENOID VALVE CTRL TRANS CLUTCH F CTRL TRANS CLUTCH G CTRL TORQUE CONV CLUTCH SOLENOID VALVE CTRL TRANS CTRL MODULE GND 62 TRANS FLUID TEMP SENS LOW REF TRANS FLUID TEMP SENS SIG TRANS HI SIDE DRIVER 1 CTRL TRANS HI SIDE DRIVER 2 CTRL TRANS INPUT SHAFT TRANS INTERMEDIATE SPD SIG TRANS OIL LEVEL SENS SIG TRANS OUTPUT SHAFT TRANSMISSION CONTROL MODULE (TOP OF TRANSMISSION) TRANSMISSION FLUID PRESSURE ACCUMULATOR SOLENOID VALVE VIO WIRE VIO/BLK WIRE VIO/WHT WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRY WIRE WHT/YEL WIRE YEL WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRN WIRE

ABSOLUTE PRESS SENS SIG BLK/BRN WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/GRY WIRE BLU/RED WIRE BLU/VIO WIRE BLU/WHT WIRE BRN WIRE BRN/BLU WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM COOLANT TEMP SENS 2 SIG DIFFERENTIAL PRESS SENS SIG ENG OIL PUMP CTRL ENGINE BLOCK COOLANT TEMP SIG ENGINE CONTROL MODULE (LEFT SIDE OF ENGINE COMPT) ENGINE CTRL MODULE LIN BUS 1 ENGINE CTRL MODULE LIN BUS 2 ENGINE CTRL SENS 5 VOLT REF 1 ENGINE CTRL SENS LOW REF 1 ENGINE CTRL SENS LOW REF 2 ENGINE OIL TEMPERATURE SENSOR EVAP PURGE PUMP PRESS SIG EXHAUST SENS 1 VOLT REF FEEDBACK SIG FIELD DUTY CYCLE SIG FUEL PRESSURE SENSOR FUEL PUMP HIGH CTRL FUEL PUMP LOW CTRL FUEL RAIL PRESS SENS SIG FUEL TANK PRESSURE SENSOR GRN WIRE GRN/BLU WIRE GRN/GRY WIRE GRN/VIO WIRE GRN/WHT WIRE GRY WIRE GRY/BLU WIRE GRY/VIO WIRE GRY/WHT WIRE GRY/YEL WIRE HEATER LOW CTRL BANK 1 SENS 1 HI VOLT CTRL CYLINDER 1 HI VOLT CTRL CYLINDER 3 POWERTRAIN MAIN RLY FUSED SPLY VOLT 1 HI VOLT SPLY CYLINDER 1 HI VOLT SPLY CYLINDER 3 IGNITION CTRL 1 IGNITION CTRL 3 INTAKE POSI SENS 1 INTAKE SENS 1 VOLT REF LEFT FRONT STRUT TOWER) NCA WIRE OIL PRESS SENS SIG OIL PUMP MOTOR CTRL OIL TEMP SENS SIG POWERTRAIN MAIN RLY FUSED VOLT 5 RADIATOR COOLANT TEMPERATURE SENSOR RIGHT SIDE OF RADIATOR) SIG GND STARTING/CHARGING SYSTEM TEMP SENS SIG VALVE POS SIG VIO WIRE VIO/BLK WIRE VIO/BLU WIRE VIO/GRN WIRE WAKEUP SIG WHT WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/BRN WIRE YEL/GRY WIRE YEL/RED WIRE YEL/VIO WIRE YEL/WHT WIRE