Chevrolet Silverado T1XX (2019-2022) low speed gmlan serial data 2 Wiring diagrams

BATT POS VOLT 33 BLK WIRE BLK/WHT WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/WHT WIRE BLU/YEL WIRE DATA COMM ENABLE DATA LINK CONNECTOR (UNDER LEFT SIDE OF DASH) GND 18 GRN WIRE GRN/WHT WIRE GRY/GRN WIRE HI SPD GMLAN SERIAL DATA (+) 8 HI SPD GMLAN SERIAL DATA (+) 9 HI SPD GMLAN SERIAL DATA (-) 11 HI SPD GMLAN SERIAL DATA (-) 12 HI SPD GMLAN SERIAL DATA (-) 13 HI SPD SER DATA (-) 2 HOT AT ALL TIMES INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE LO SPD SER DATA LOW SPEED GMLAN SERIAL DATA LOW SPEED GMLAN SERIAL DATA 2 LOW SPEED GMLAN SERIAL DATA 3 RED/VIO WIRE RED/WHT WIRE RIGHT INSTRUMENT PANEL FUSE BLOCK SERIAL DATA GATEWAY MODULE (UNDER LEFT SIDE OF DASH) W/ MULTI COLOR STANDARD W/O MULTI COLOR STANDARD WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/GRY WIRE

2.7L TURBO A/C EVAPORATOR TEMPERATURE SENSOR A/C IND A/C SWITCH AIR INLET DOOR ACTUATOR AIR INLET DOOR ACTUATOR CTRL 1 AIR INLET DOOR ACTUATOR CTRL 2 AIR INLET DOOR ACTUATOR CTRL 3 AIR INLET DOOR ACTUATOR CTRL 4 AIR TEMPERATURE DOOR LOW REF AUTO IND AUTO SWITCH BATTERY FUSE BLOCK BLK WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/BRN WIRE BRN WIRE BRN/GRN WIRE BRN/VIO WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DISPLAY DRIVER INFORMATION CENTER DISPLAY ENGINE COOLANT TEMPERATURE GAUGE EVAP TEMP SENSOR SIG GRN WIRE GRN/BRN WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE GRY/GRN WIRE HOT AT ALL TIMES HVAC ACTUATOR CONTROL HVAC CONTROL MODULE (BEHIND LEFT CENTER OF DASH) HVAC CONTROLS INSTRUMENT CLUSTER LEFT AIR TEMPERATURE DOOR ACTUATOR LOGIC LOW SPEED GMLAN SERIAL DATA 2 LOWER AIR OUTLET IND LOWER AIR OUTLET SWITCH MAX WINDSHIELD DEFROST IND MAX WINDSHIELD DEFROST SWITCH MODE DOOR ACTUATOR MODE DOOR ACTUATOR CONTROL 1 MODE DOOR ACTUATOR CONTROL 2 MODE DOOR ACTUATOR CONTROL 3 MODE DOOR ACTUATOR CONTROL 4 RECIRCULATION IND RECIRCULATION SWITCH RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE RED/WHT WIRE RIGHT AIR TEMPERATURE DOOR ACTUATOR RUN/CRANK IGNITION 1 VOLTAGE SIGNAL GROUND START STOP IND START/ STOP SWITCH SYNC IND SYNC SWITCH TEMP DOOR ACTUATOR CONTROL 1 TEMP DOOR ACTUATOR CONTROL 2 TEMP DOOR ACTUATOR CONTROL 3 TEMP DOOR ACTUATOR CONTROL 4 TEMP DOOR ACTUATOR PASS CTRL 1 TEMP DOOR ACTUATOR PASS CTRL 2 TEMP DOOR ACTUATOR PASS CTRL 3 TEMP DOOR ACTUATOR PASS CTRL 4 UPPER AIR OUTLET IND UPPER AIR OUTLET SWITCH VIO/BLK WIRE VIO/GRN WIRE WHT WIRE WHT/BLK WIRE WINDSHIELD DEFROST IND WINDSHIELD DEFROST SWITCH YEL WIRE YEL/GRN WIRE

2.7L TURBO EXCEPT 2.7L TURBO, 3.0L TURBO DIESEL 3.0L TURBO DIESEL 3.0L 3.0L TURBO DIESEL 5.3L, 6.2L AUXILIARY HEATER COOLANT PUMP RELAY BATTERY FUSE BLOCK BATTERY POSITIVE VOLTAGE BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BRN WIRE BRN/GRY WIRE BRN/YEL WIRE CABIN HEATER COOLANT MOTOR CTRL COMPUTER DATA LINES SYSTEM COOL DIVERTER VAL ACT CTRL HI COOL DIVERTER VAL ACT CTRL LOW COOL DIVERTER VAL POS SENS LOW REF COOLANT TEMP SENS 2 SIG DRIVER INFORMATION CENTER DISPLAY ENGINE BLOCK COOLANT TEMP SIG ENGINE CONTROL MODULE (BEHIND LEFT HEADLAMP ASSEMBLY) ENGINE CONTROLS IGNITION RELAY ENGINE COOLANT TEMP SENS 3 SIG ENGINE COOLANT TEMP SENS SIG ENGINE COOLANT TEMPERATURE GAUGE ENGINE COOLANT TEMPERATURE SENSOR 2 ENGINE COOLANT TEMPERATURE SENSOR 3 ENGINE COOLANT TEMPERATURE SENSOR 4 ENGINE CTRL SENS 5 VOLT REF (2) ENGINE CTRL SENS LOW REF (3) ENGINE CTRL SENS LOW REF 1 ENGINE CTRL SENS LOW REF 2 ENGINE INLET COOLANT TEMP SIG ENGINE OUTLET COOLANT TEMP SIG GRN WIRE GRY WIRE GRY/VIO WIRE HEATER CORE INLET TEMP SIG HEATER CORE OUTLET TEMP SIG HI SPD COOLING FAN RELAY CTRL HI SPD GMLAN SERIAL DATA (+) (3) HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT CLUSTER LOGIC LOW SPEED GMLAN SERIAL DATA 2 RADIATOR COOLANT TEMPERATURE SENSOR RED WIRE RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RIGHT INSTRUMENT PANEL FUSE BLOCK RUN/CRANK IGNITION 1 VOLTAGE SIGNAL GROUND UNDERHOOD FUSE BLOCK VIO WIRE VIO/BLK WIRE VIO/BLU WIRE VIO/YEL WIRE WHT WIRE WHT/RED WIRE YEL/BLK WIRE YEL/BLU WIRE

2.7L TURBO A/C EVAPORATOR TEMPERATURE SENSOR AIR INLET DOOR ACTUATOR AIR INLET DOOR ACTUATOR CTRL 1 AIR INLET DOOR ACTUATOR CTRL 2 AIR INLET DOOR ACTUATOR CTRL 3 AIR INLET DOOR ACTUATOR CTRL 4 AIR TEMPERATURE DOOR LOW REF BATTERY FUSE BLOCK BLK WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/BRN WIRE BRN WIRE BRN/GRN WIRE BRN/VIO WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY ENGINE COOLANT TEMPERATURE GAUGE EVAP TEMP SENSOR SIG GRN/BRN WIRE GRY WIRE GRY/BLU WIRE GRY/GRN WIRE HOT AT ALL TIMES HVAC CONTROL MODULE (BEHIND LEFT CENTER OF DASH) HVAC DOOR ACTUATOR CONTROL INSTRUMENT CLUSTER LEFT AIR TEMPERATURE DOOR ACTUATOR LOGIC LOW SPEED GMLAN SERIAL DATA 2 MODE DOOR ACTUATOR MODE DOOR ACTUATOR CONTROL 1 MODE DOOR ACTUATOR CONTROL 2 MODE DOOR ACTUATOR CONTROL 3 MODE DOOR ACTUATOR CONTROL 4 RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE RIGHT AIR TEMPERATURE DOOR ACTUATOR RUN/CRANK IGNITION 1 VOLTAGE SIGNAL GROUND TEMP DOOR ACTUATOR CONTROL 1 TEMP DOOR ACTUATOR CONTROL 2 TEMP DOOR ACTUATOR CONTROL 3 TEMP DOOR ACTUATOR CONTROL 4 TEMP DOOR ACTUATOR CTRL 1 TEMP DOOR ACTUATOR CTRL 2 TEMP DOOR ACTUATOR CTRL 3 TEMP DOOR ACTUATOR CTRL 4 VIO/BLK WIRE VIO/GRN WIRE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/GRN WIRE

BACK BACK- WARD BACKUP LAMP CTRL BLK/WHT WIRE BLU/BLK WIRE BLU/GRN WIRE CELLULAR PHONE NAVIGATION, DIGITAL RADIO ANTENNA COAX COAX 1-PU COAX COAX 2-PU COAX COAX BG COAX COAX CU COMPUTER DATA LINES SYSTEM FRONT WARD GRN/WHT WIRE GRY/GRN WIRE HOME HOT AT ALL TIMES LOGIC LOW SPEED GMLAN SERIAL DATA 2 LVDS MUTE NCA WIRE RADIO RED/WHT WIRE RIGHT FRONT MOBILE TELEPHONE MICROPHONE SERIAL DATA (-) 9 SERIAL DATA COMMUNICATION ENABLE UNDERHOOD FUSE BLOCK VIO/YEL WIRE W/ DIGITAL AUDIO SYSTEM W/ ONSTAR WHT/BLU WIRE WHT/GRN WIRE WLAN WIRELESS COMMUNICATION ANTENNA

AUXILIARY AUDIO INPUT BLK WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BRN/BLU WIRE COAX COAX BG COMPUTER DATA LINES SYSTEM GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRY/GRN WIRE HOT W/ TRAILER BACKUP LAMP RELAY ENERGIZED LEFT FRONT DOOR SPEAKER LEFT INSTRUMENT PANEL SPEAKER LEFT REAR DOOR SPEAKER LOGIC LOW SPEED GMLAN SERIAL DATA 2 NCA WIRE RADIO RED/WHT WIRE RIGHT FRONT DOOR SPEAKER RIGHT FRONT MOBILE TELEPHONE MICROPHONE RIGHT INSTRUMENT PANEL SPEAKER RIGHT REAR DOOR SPEAKER SERIAL DATA (-) 9 SERIAL DATA (-)9 BACK UP LAMP CTRL SERIAL DATA COMMUNICATION ENABLE UNDERHOOD FUSE BLOCK USB USB RECEPTACLE VIO/YEL WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WLAN WIRELESS COMMUNICATION ANTENNA YEL WIRE YEL/BLK WIRE

BACK BACK- WARD BACKUP LAMP CTRL BLK/WHT WIRE BLU/BLK WIRE BLU/GRN WIRE CELLULAR PHONE NAVIGATION, DIGITAL RADIO ANTENNA COAX COAX 1-RD COAX 2-RD COAX CU COMPUTER DATA LINES SYSTEM FORWARD/ GRN/WHT WIRE GRY/GRN WIRE HOME INFO DISPLAY MODULE LOGIC LOW SPEED GMLAN SERIAL DATA 2 LVDS MUTE NCA WIRE RADIO RED/WHT WIRE RIGHT FRONT MOBILE TELEPHONE MICROPHONE SERIAL DATA (-) 9 SERIAL DATA COMMUNICATION ENABLE VIO/YEL WIRE W/ DIGITAL AUDIO SYSTEM W/ ONSTAR WHT/BLU WIRE WHT/GRN WIRE WIR BG

AUDIO SIG (-) CTRL BACKUP LAMP CTRL BATT POSITIVE VOLT BK USB AM/FM ANT SIG BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BRN/BLK WIRE BRN/BLU WIRE COAX COMPUTER DATA LINES SYSTEM CU COAX XM ETHERNET BUS 4 (-) ETHERNET BUS 6 (-) ETHERNET BUS 7 (-) GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/WHT WIRE GRY/YEL WIRE GY LVDS DISPLAY SIG HOT AT ALL TIMES LEFT FRONT DOOR SPEAKER LEFT INSTRUMENT PANEL SPEAKER LEFT REAR DOOR SPEAKER LF SPEAKER (-) CTRL 1 LF SPEAKER 1 (+) CTRL LOW SPEED GMLAN SERIAL DATA 2 LR (-) CTRL AUDIO SIG LR SPEAKER (+) CTRL LVDS MICROPHONE MICROPHONE SIG RADIO RED/BLU WIRE RED/YEL WIRE RF SPEAKER (-) CTRL 1 RF SPEAKER 1 (+) CTRL RF SPEAKER CTRL (+) RIGHT FRONT DOOR SPEAKER RIGHT INSTRUMENT PANEL FUSE BLOCK RIGHT INSTRUMENT PANEL SPEAKER RIGHT REAR DOOR SPEAKER RR SPEAKER (+) CTRL SERIAL DATA (-) 9 SERIAL DATA COMMUNICATION ENABLE USB VIO/YEL WIRE W/ DIGITAL AUDIO SYSTEM WHT WIRE WHT/BLU WIRE WHT/GRN WIRE YEL WIRE YEL/BLK WIRE

1-RD COAX 2-RD COAX BACK BACK- WARD BLK/WHT WIRE BLU/BLK WIRE BLU/GRN WIRE CELLULAR PHONE NAVIGATION, DIGITAL RADIO ANTENNA COAX COAX CU COMPUTER DATA LINES SYSTEM FORWARD/ GRN/WHT WIRE GRY/GRN WIRE HOME INFO DISPLAY MODULE LOGIC LOW SPEED GMLAN SERIAL DATA 2 LVDS MUTE NCA WIRE RADIO RED/WHT WIRE RIGHT FRONT MOBILE TELEPHONE MICROPHONE SERIAL DATA (-) 9 SERIAL DATA (-) 9 BACKUP LAMP CTRL SERIAL DATA COMMUNICATION ENABLE VIO/YEL WIRE W/ DIGITAL AUDIO SYSTEM W/ ONSTAR WHT/BLU WIRE WHT/GRN WIRE WIR BG

AUDIO SIG (-) CTRL BATT POSITIVE VOLT BK USB AM/FM ANT SIG BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BRN/BLK WIRE BRN/BLU WIRE COAX COMPUTER DATA LINES SYSTEM CU COAX XM ETHERNET BUS 4 (-) ETHERNET BUS 6 (-) ETHERNET BUS 7 (-) GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/WHT WIRE GRY/YEL WIRE GY LVDS DISPLAY SIG HOT AT ALL TIMES LEFT FRONT DOOR SPEAKER LEFT INSTRUMENT PANEL SPEAKER LEFT REAR DOOR SPEAKER LF SPEAKER (-) CTRL 1 LF SPEAKER 1 (+) CTRL LOW SPEED GMLAN SERIAL DATA 2 LR (-) CTRL AUDIO SIG LR SPEAKER (+) CTRL LVDS MICROPHONE MICROPHONE SIG RADIO RED/BLU WIRE RED/YEL WIRE RF SPEAKER (-) CTRL 1 RF SPEAKER 1 (+) CTRL RF SPEAKER CTRL (+) RIGHT FRONT DOOR SPEAKER RIGHT INSTRUMENT PANEL FUSE BLOCK RIGHT INSTRUMENT PANEL SPEAKER RIGHT REAR DOOR SPEAKER RR SPEAKER (+) CTRL SERIAL DATA (-) 9 SERIAL DATA (-) 9 BACKUP LAMP CTRL SERIAL DATA COMMUNICATION ENABLE USB VIO/YEL WIRE W/ DIGITAL AUDIO SYSTEM WHT WIRE WHT/BLU WIRE WHT/GRN WIRE YEL WIRE YEL/BLK WIRE