GMC Sierra IV facelift (2022-2024) extended cab crew cab Wiring diagrams

BLK WIRE BLU WIRE BLU/VIO WIRE BLU/YEL WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DRIVER DOOR LOCK SWITCH DRIVER FRONT SEAT ADJUSTER MEMORY SWITCH EXTENDED CAB CREW CAB GRN/BLK WIRE GRN/GRY WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/VIO WIRE LEFT REAR SIDE DOOR LATCH (EXTENDED CAB, CREW CAB) LEFT REAR SIDE DOOR WINDOW SWITCH LIN BUS 4 LOGIC LOW FREQUENCY CONSOLE ANTENNA 2 LOW FREQUENCY INSTRUMENT PANEL ANTENNA LOW FREQUENCY REAR BUMPER ANTENNA LR DR AJAR PASSENGER FRONT SIDE DOOR LATCH RIGHT REAR SIDE DOOR LATCH (EXTENDED CAB, CREW CAB) RIGHT REAR SIDE DOOR WINDOW SWITCH SW SIG VIO WIRE VIO/GRY WIRE VIO/WHT WIRE W/ EXPRESS UP/DOWN W/O EXPRESS UP/DOWN WHT WIRE WHT/VIO WIRE YEL/GRN WIRE

2.7L TURBO 3.0L TURBO DIESEL 5.3L, 6.2L AUTOSAR CAN BUS AUTOSAR CAN BUS (-) 2 SER DATA BATT POS VOLT BLK WIRE BLK/WHT WIRE BLU WIRE BLU/VIO WIRE BLU/YEL WIRE BODY CTRL MOD BRN/GRN WIRE BRN/VIO WIRE COLUMN LOCK MODULE (ON STEERING COLUMN, UNDER DASH) COMPUTER DATA LINES SYSTEM ENGINE COMPARTMENT COVER SWITCH ENGINE CONTROL MODULE EXTENDED CAB CREW CAB GRN/BLK WIRE GRN/YEL WIRE GRY WIRE GRY/VIO WIRE HOOD STATUS A SIG HOT AT ALL TIMES IGNITION OFF/ACCESSORY IGNITION VOLT LIN BUS 3 LOCK CTRL LOGIC NCA WIRE PASSENGER DOOR LOCK SWITCH PASSENGER FRONT SIDE DOOR WINDOW SWITCH POWER DISTRIBUTION SYSTEM RED/BRN WIRE RIGHT FRONT SIDE DOOR OUTSIDE HANDLE RIGHT FRONT SIDE DOOR OUTSIDE HANDLE SWITCH RIGHT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK RIGHT LOW FREQUENCY FRONT SIDE DOOR OUTSIDE HANDLE ANTENNA SIG GND UNLOCK CTRL WHT WIRE YEL WIRE YEL/VIO WIRE

AUTOSAR CAN BUS (+) 2 SERIAL DATA BATT POSITIVE VOLT BLK WIRE BLK/ORG WIRE BLK/WHT WIRE BLU WIRE BLU/YEL WIRE BRAKE FLUID LEVEL INDICATOR SWITCH BRAKE FLUID LEVEL SIG BRAKE IND BRAKE MASTER CYLINDER (LEFT REAR OF ENGINE COMPT) BRAKE SYSTEM CONTROL MODULE CAN-BUS COMPUTER DATA LINES SYSTEM DOOR AJAR IND DRIVER INFORMATION CENTER DISPLAY DRIVER SEAT BELT SW SIG DRV SEAT BELT SW LOW REF EXTENDED CAB CREW CAB GRN/BLK WIRE GRN/GRY WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER LEFT REAR SIDE DOOR LATCH LEFT REAR SIDE DOOR WINDOW SWITCH LIN BUS 1 LIN BUS 4 LOGIC LR DR AJAR ORG/GRY WIRE ORG/VIO WIRE PARK IND PARKING BRAKE CONTROL SWITCH PASSENGER SEAT BELT SW SIG RED/WHT WIRE RED/YEL WIRE RESTRAINT CONTROL MODULE RIGHT INSTRUMENT PANEL WIRING HARNESS FUSE BLOCK SEAT BELT IND SW SIG WHT WIRE

AUTO OFF AUTOSAR CAN BUS (-) 2 SER DATA BATT POSITIVE VOL BLK WIRE BLK/ORG WIRE BLK/WHT WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE (LEFT END OF DASH) BODY CTRL MOD COMPUTER DATA LINES SYSTEM DATA BUS 3 DRIVER FRONT SEAT BELT BUCKLE DRIVER FRONT SIDE DOOR LATCH DRIVER FRONT SIDE DOOR WINDOW REGULATOR MOTOR DRIVER SEAT BELT SWITCH EXTENDED CAB CREW CAB GRN/GRY WIRE GRN/YEL WIRE GRY WIRE HEAD PARK HEADLAMP SW PARK LAMP SIG HEADLAMP SWITCH HOT AT ALL TIMES LF DR AJAR SW SIG LIN BUS 3 LIN BUS 4 LOCK CTRL LOGIC LOW LEVEL MID/HIGH LEVEL NCA WIRE ORG/GRY WIRE ORG/VIO WIRE PASSENGER FRONT SIDE DOOR LATCH PASSENGER FRONT SIDE DOOR WINDOW REGULATOR MOTOR PASSENGER FRONT SIDE DOOR WINDOW SWITCH PASSENGER SEAT BELT SWITCH PASSENGER FRONT SEAT BELT BUCKLE RADIO RED/GRY WIRE RF DR AJAR RF DR LOCK ACTR LOCK CTRL RIGHT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK RIGHT REAR SIDE DOOR LATCH RIGHT REAR SIDE DOOR WINDOW SWITCH RR DR AJAR SW SIG W/ EXPRESS UP/DOWN W/O EXPRESS UP/DOWN WHT WIRE YEL/GRN WIRE

BATT POSITIVE VOLT LIN BUS 2 DRIVER SEAT LUMBAR/ BOLSTER PUMP CONTROL BLK WIRE BLK/VIO WIRE BLK/WHT WIRE BLU/GRN WIRE BLU/YEL WIRE BRN/BLK WIRE BRN/GRY WIRE COMPUTER DATA LINES SYSTEM DOWN DRIVER FRONT SEAT ADJUSTER MEMORY SWITCH DRIVER FRONT SEAT ADJUSTER SWITCH DRIVER FRONT SEAT BACK LUMBAR PUMP DRIVER FRONT SEAT BLADDER CONTROL MODULE DRIVER FRONT SEAT LUMBAR SWITCH DRIVER SEAT BOLSTER PUMP LOW REF EXIT EXTENDED CAB CREW CAB GRN/GRY WIRE LEFT NCA WIRE RED/BRN WIRE RIGHT SET- WHT WIRE WHT/BLU WIRE

BLK WIRE BLK/WHT WIRE DC/AC CONVERTER CONTROL MODULE DRIVER DOOR LOCK SWITCH DRIVER FRONT SEAT ADJUSTER MEMORY SWITCH DRIVER FRONT SEAT ADJUSTER SWITCH DRIVER FRONT SEAT BACK VENTILATION BLOWER DRIVER FRONT SEAT BLADDER CONTROL MODULE DRIVER FRONT SEAT CUSHION VENTILATION BLOWER DRIVER FRONT SEAT LUMBAR SWITCH DRIVER FRONT SIDE DOOR LATCH DRIVER FRONT SIDE DOOR WINDOW CONTROL SWITCH DRIVER FRONT SIDE DOOR WINDOW REGULATOR MOTOR DRIVER OUTSIDE REAR VIEW MIRROR CARGO EXTERIOR FLOOD LAMP DRIVER OUTSIDE REAR VIEW MIRROR EXTERIOR FLOOD LAMP DRIVER OUTSIDE REAR VIEW MIRROR FRONT CLEARANCE LAMP DRIVER OUTSIDE REAR VIEW MIRROR GLASS DRIVER OUTSIDE REAR- VIEW MIRROR DRIVER PRIMARY FRONT SEAT BLADDER CONTROL MODULE DRIVER SEAT ADJUSTER MEMORY MODULE DRIVER SECONDARY FRONT SEAT BLADDER CONTROL MODULE EXTENDED CAB CREW CAB GROUND PICKUP BOX ENDGATE LATCH RELAY LEFT FRONT SEAT LANE DEPARTURE WARNING ACTUATOR LEFT FRONT SIDE DOOR INSIDE HANDLE ILLUMINATION LAMP LEFT FRONT SIDE DOOR OUTSIDE HANDLE LEFT OUTSIDE REAR VIEW MIRROR TURN SIGNAL LAMP LEFT REAR SIDE DOOR LATCH LEFT REAR SIDE DOOR WINDOW SWITCH NCA WIRE PICKUP BOX AUXILIARY ENDGATE LATCH RELAY REGULAR CAB EXTENDED CAB/CREW CAB RIGHT FRONT SEAT LANE DEPARTURE WARNING ACTUATOR SUPPLY VOLTAGE PICKUP BOX ENDGATE LATCH RELAY VEHICLE DYNAMICS SENSOR W/ EXPRESS UP/DOWN W/ MEMORY W/O EXPRESS UP/DOWN W/O MEMORY

AUTOSAR CAN BUS (+) 2 SERIAL DATA AUXILIARY DEVICE 2 SW VOLTAGE BEHIND STEERING WHEEL) BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE (LEFT END OF DASH) BRN/GRY WIRE COMPUTER DATA LINES SYSTEM CRUISE CONTROL SWITCH DRIVER DOOR LOCK SWITCH DRIVER FRONT SEAT ADJUSTER MEMORY SWITCH DRIVER FRONT SIDE DOOR WINDOW CONTROL SWITCH ENGINE WIRING HARNESS JUNCTION BLOCK EXTENDED CAB CREW CAB GRN/BLK WIRE GRN/YEL WIRE GRY/VIO WIRE HEADLAMP SW REF HEADLAMP SW SIG HOT AT ALL TIMES IND DIMMING CTRL PASSENGER DOOR LOCK SWITCH PASSENGER FRONT SIDE DOOR WINDOW CONTROL SWITCH PNK WIRE STEERING WHEEL AIR BAG COIL STEERING WHEEL RADIO CONTROL SWITCH W/ ADAPTIVE CRUISE W/ MANUAL FOLD MIRROR W/O ADAPTIVE CRUISE W/O MANUAL FOLD MIRROR WHT WIRE WHT/BRN WIRE YEL WIRE YEL/BLK WIRE

BATT POS VOLT BLK WIRE BLK/GRN WIRE BLK/WHT WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/VIO WIRE BLU/YEL WIRE BODY WIRING HARNESS JUNCTION BLOCK BRN/GRY WIRE BRN/VIO WIRE COAX COMPUTER DATA LINES SYSTEM DEFOGGER SYSTEM DRIVER FRONT SEAT ADJUSTER MEMORY SWITCH DRIVER SEAT ADJUSTER MEMORY MODULE (UNDER DRIVER SEAT) EXIT EXTENDED CAB CREW CAB GRN/BLK WIRE GRN/GRY WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES NAVIGATION SYSTEM NCA WIRE PASSENGER FRONT SIDE DOOR WINDOW SWITCH PASSENGER OUTSIDE REAR VIEW MIRROR PASSENGER OUTSIDE REAR VIEW MIRROR ACTUATOR PASSENGER OUTSIDE REAR VIEW MIRROR CARGO EXTERIOR FLOOD LAMP PASSENGER OUTSIDE REAR VIEW MIRROR EXTERIOR FLOOD LAMP PASSENGER OUTSIDE REAR VIEW MIRROR FOLDING ACTUATOR PASSENGER OUTSIDE REAR VIEW MIRROR FRONT CLEARANCE LAMP PASSENGER OUTSIDE REAR VIEW MIRROR GLASS PASSENGER SIDE OBJECT DETECTION INDICATOR RED/BRN WIRE RIGHT OUTSIDE REAR VIEW MIRROR TURN SIGNAL LAMP RIGHT SIDE VIEW DRIVER INFORMATION CAMERA SEAT MEMORY SW SET SIG SEAT MEMORY SW SIG 1 SET- VIO/WHT WIRE W/ ELECTRIC REMOTE POWER FOLD MIRROR W/O ELECTRIC REMOTE POWER FOLD MIRROR WHT WIRE WHT/GRN WIRE YEL/GRY WIRE YEL/RED WIRE YEL/VIO WIRE YEL/WHT WIRE

BATT POS VOLT BLK WIRE BLK/WHT WIRE BLU WIRE BLU/GRN WIRE BLU/VIO WIRE BLU/YEL WIRE BODY WIRING HARNESS JUNCTION BLOCK BRN WIRE BRN/GRY WIRE COMPUTER DATA LINES SYSTEM DOWN DRIVER FRONT SEAT ADJUSTER MEMORY SWITCH DRIVER SEAT ADJUSTER MEMORY MODULE DRV SEAT ADJUSTER MEM MOD LIN BUS 1 EXIT EXTENDED CAB CREW CAB GRN WIRE GRN/BRN WIRE GRN/WHT WIRE HOT AT ALL TIMES ORG/ WIRE RED WIRE RED/BRN WIRE RED/VIO WIRE RIGHT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK RWD SEAT MEMORY SW SET SIG SEAT MEMORY SW SIG 1 SET- STEERING COLUMN TELESCOPE ACTUATOR STEERING COLUMN TILT WHEEL ACTUATOR STEERING COLUMN TILT WHEEL, TELESCOPE CONTROL MODULE STEERING COLUMN TILT WHEEL, TELESCOPE SWITCH STRG CLMN TELESCOPE MOTOR FWD CTRL STRG CLMN TELESCOPE MOTOR LO REF STRG CLMN TELESCOPE MOTOR RRWD CTRL STRG CLMN TELESCOPE MOTOR SIG STRG CLMN TILT MTR DOWN CTRL STRG CLMN TILT MTR LO REF STRG CLMN TILT MTR SIG STRG CLMN TILT MTR UP CTRL STRG CLMN TILT, TELESCOPE SW DOWN SIG STRG CLMN TILT, TELESCOPE SW FEEDBACK SIG STRG CLMN TILT, TELESCOPE SW FWD SIG STRG CLMN TILT, TELESCOPE SW RRWD SIG STRG CLMN TILT, TELESCOPE SW UP SIG VIO WIRE VIO/BLK WIRE WHT WIRE YEL WIRE YEL/BRN WIRE

BATT POS VOLT BLK WIRE BLK/BRN WIRE BLK/WHT WIRE BLU/GRN WIRE BLU/VIO WIRE BRN/GRY WIRE COMPUTER DATA LINES SYSTEM DOWN DRIVER FRONT SEAT ADJUSTER MEMORY SWITCH DRIVER SEAT ADJUSTER MEMORY MODULE EXIT EXTENDED CAB CREW CAB GRN/WHT WIRE GRN/YEL WIRE LEFT PASSENGER FRONT SEAT ADJUSTER SWITCH PASSENGER FRONT SEAT LUMBAR SWITCH RED/BRN WIRE RIGHT SEAT MEMORY SW SET SIG SEAT MEMORY SW SIG 1 SET- WHT WIRE