GMC Sierra IV facelift (2022-2024) Ground distribution circuit

ACCESSORY AC, DC POWER CONTROL MODULE RELAY ACTIVE GRILLE AIR SHUTTER ACTUATOR ACTIVE GRILLE AIR SHUTTER ACTUATOR 2 AIR CONDITIONING CLUTCH AIR CONDITIONING COMPRESSOR BLK WIRE BLK/WHT WIRE BLOCK ENGINE COOLANT FLOW CONTROL VALVE BLOCK ENGINE COOLANT FLOW CONTROL VALVE BLU/RED WIRE BRAKE FLUID LEVEL INDICATOR SWITCH BRAKE MASTER CYLINDER) BRAKE SYSTEM CONTROL MODULE ENGINE COMPARTMENT COVER SWITCH ENGINE CONTROLS SENSOR SUPPLY VOLTAGE RELAY ENGINE RESTART RELAY ENGINE WIRING HARNESS JUNCTION BLOCK EVAPORATIVE EMISSION CANISTER PURGE PUMP GRN/ORG WIRE HIGH MOUNT STOP LAMP RELAY HORN IGNITION MAIN RELAY LEFT FRONT FOG LAMP LEFT FRONT SHORT RANGE RADAR SENSOR LEFT TRAILER STOP/TURN SIGNAL LAMP RELAY LOGIC LONG RANGE FORWARD RANGE RADAR SENSOR MASS AIR FLOW SENSOR NCA WIRE PARKING LAMP RELAY REAR WINDOW DEFOGGER RELAY RIGHT FRONT FOG LAMP RIGHT FRONT HEADLAMP RIGHT FRONT SHORT RANGE RADAR SENSOR RIGHT TRAILER STOP/TURN SIGNAL LAMP RELAY STARTER RELAY STEERING WHEEL DRIVER MONITORING SYSTEM MODULE TRAILER BACKUP LAMP RELAY W/ ACTIVE UPPER GRILLE SHUTTERS W/ ACTIVE UPPER, LOWER GRILLE SHUTTERS W/ LANE ACTIVE SAFETY W/O LANE ACTIVE SAFETY WINDSHIELD WASHER PUMP WINDSHIELD WASHER PUMP RELAY WINDSHIELD WASHER SOLVENT CONTAINER LEVEL SENSOR WINDSHIELD WIPER MOTOR WINDSHIELD WIPER MOTOR RELAY

10 SPEED A/T 3.0L TURBO DIESEL 5.3L, 6.2L ACTIVE GRILLE AIR SHUTTER ACTUATOR ACTIVE GRILLE AIR SHUTTER ACTUATOR 2 AIR CONDITIONING CLUTCH AIR CONDITIONING COMPRESSOR AIR CONDITIONING COMPRESSOR AIR CONDITIONING CLUTCH AIR HEATER AUDIO AMPLIFIER AUDIO/VIDEO RECEPTACLE AUTOMATIC TRANSMISSION AUTOMATIC TRANSMISSION AUXILIARY FLUID PUMP AUXILIARY ENGINE COOLANT PUMP BLK WIRE BLK/WHT WIRE BLK/YEL WIRE CHARGE AIR COOLER COOLANT PUMP ENGINE RESTART RELAY ENGINE WIRING HARNESS JUNCTION BLOCK FRONT DRIVE AXLE ACTUATOR INSTRUMENT PANEL USB 2 PORT RECEPTACLE LEFT COOLING FAN MOTOR LOW LEVEL LOWER COOLING FAN MOTOR MID/HIGH LEVEL NCA WIRE RADIO RADIO CONTROL RIGHT COOLING FAN MOTOR STARTER RELAY STEERING WHEEL DRIVER MONITORING SYSTEM MODULE TELEMATIC CONTROL MODULE TRANSFER CASE CONTROL MODULE USB 2 PORT RECEPTACLE W/ ACTIVE UPPER GRILLE SHUTTERS W/ ONSTAR W/ PREMIUM AUDIO W/O PREMIUM AUDIO WHT WIRE

AUTOMATED DRIVING MAPPING MODULE AUTOMATIC TRANSMISSION CONTROL LEVER BASE TRIM PACKAGE BEHIND STEERING WHEEL) BLK WIRE BLK/WHT WIRE COLUMN LOCK MODULE CRUISE CONTROL SWITCH DATA LINK CONNECTOR DRIVER MONITORING SYSTEM MODULE EXCEPT BASE TRIM PACKAGE FORWARD COLLISION ALERT DISPLAY FRONT HEATER, AIR CONDITIONING USER INTERFACE CONTROL HEAD-UP DISPLAY HEAD-UP DISPLAY SWITCH HEADLAMP SWITCH INSIDE AIR MOISTURE, WINDSHIELD TEMPERATURE SENSOR INSIDE REAR VIEW MIRROR INSTRUMENT PANEL CLUSTER CONTROL MODULE LEFT INSTRUMENT PANEL CENTER ACCESSORY FUNCTION SWITCH NCA WIRE ON/OFF VEHICLE SWITCH PARKING BRAKE CONTROL SWITCH RIDE CONTROL SWITCH RIGHT INSTRUMENT PANEL CENTER ACCESSORY FUNCTION SWITCH ROOF CONSOLE SERIAL DATA GATEWAY MODULE STEERING WHEEL AIR BAG COIL STEERING WHEEL DRIVER MONITORING SYSTEM MODULE STEERING WHEEL HORN CONTACT STEERING WHEEL RADIO CONTROL SWITCH STEERING WHEEL RADIO FAVORITES SWITCH STEERING WHEEL RADIO VOLUME SWITCH TURN SIGNAL SWITCH VEHICLE STABILITY CONTROL SYSTEM SWITCH W/ FLEXRIDE MODE SYSTEM SWITCH W/ FULL VIDEO DISPLAY W/ HANDS FREE LANE ACTIVE SAFETY W/ INTEGRATED BRAKE ASSIST W/ LANE ACTIVE SAFETY W/ MOISTURE SENSITIVE WIPER SYSTEM WINDSHIELD-PULSE W/ STEERING WHEEL CONTROL W/O MOISTURE SENSITIVE WIPER SYSTEM WINDSHIELD-PULSE W/O WINDSHIELD HEAD-UP DISPLAY WINDSHIELD FRONT VIEW CAMERA WINDSHIELD OUTSIDE MOISTURE/ AMBIENT LIGHT, HUMIDITY SENSOR

2.7L TURBO 3.0L TURBO DIESEL 5.3L, 6.2L ACCESSORY TIME DELAY CUTOFF RELAY AIR HEATER AIR INLET VALVE ACTUATOR AUTOMATIC TRANSMISSION CONTROL BEHIND STEERING WHEEL) BLK WIRE BLK/WHT WIRE BLOWER MOTOR BODY CONTROL MODULE DATA LINK CONNECTOR DOUBLE CAB/ CREW CAB EMERGENCY VEHICLE ROOF LAMP BLUNT CUT ENGINE CONTROL MODULE ENGINE OIL LEVEL INDICATOR SWITCH HEATED STEERING WHEEL MODULE HIGH MOUNT STOP, CARGO LAMP IGNITION COIL 1 IGNITION COIL 2 IGNITION COIL 3 IGNITION COIL 4 IGNITION COIL 5 IGNITION COIL 6 IGNITION COIL 7 IGNITION COIL 8 INSTRUMENT PANEL ACCESSORY RECEPTACLE POWER LEFT FRONT HEADLAMP LEFT PROGRAMMABLE TEMPERATURE VALVE ACTUATOR LEFT SUNSHADE LEFT SUNSHADE MIRROR LAMP LOGIC LOW LEVEL MASS AIR FLOW SENSOR MID/HIGH LEVEL MODE VALVE ACTUATOR NCA WIRE REAR SEAT POSITION CENTER READING, COURTESY LAMP REAR SEAT TRAILER BRAKE PROVISION BLUNT CUT RIGHT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK RIGHT PROGRAMMABLE TEMPERATURE VALVE ACTUATOR RIGHT SUNSHADE RIGHT SUNSHADE MIRROR LAMP ROOF CONSOLE STEERING COLUMN CONTROL MODULE STEERING WHEEL AIR BAG COIL SUNROOF CONTROL MODULE TRAILER BRAKE CONTROL SWITCH TRANSMISSION CONTROL MODULE W/ ACCESSORY WIRING JUNCTION BLOCK W/O ACCESSORY WIRING JUNCTION BLOCK

10 SPEED A/T BLK WIRE BLK/WHT WIRE BODY WIRING HARNESS JUNCTION BLOCK SUPPLY VOLTAGE PICKUP BOX ENDGATE LATCH RELAY 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 OUTSIDE REAR VIEW MIRROR DRIVER OUTSIDE REAR VIEW MIRROR GLASS DRIVER SEAT ADJUSTER MEMORY MODULE DRIVER SIDE OBJECT DETECTION INDICATOR FLOOR CONSOLE REAR DUAL CHARGE RECEPTACLE FRONT CENTER SEAT REAR COVER DUAL CHARGE RECEPTACLE FRONT FLOOR CONSOLE COMPARTMENT LAMP GEAR SHIFT CONTROL MODULE IMAGE PROCESSING MODULE LEFT FRONT SEAT LANE DEPARTURE WARNING ACTUATOR LIGHTING CONTROL MODULE NCA WIRE PARKING ASSIST CONTROL MODULE REAR SEAT HEATER SWITCH REAR WINDOW DEFOGGER GRID REMOTE FUNCTION ACTUATOR MODULE RIGHT FRONT SEAT LANE DEPARTURE WARNING ACTUATOR RIGHT FRONT SIDE DOOR OUTSIDE HANDLE TRAILER BRAKE CONTROL SWITCH VIDEO PROCESSING MODULE W/ FRONT HEATER W/ FRONT, REAR PARK ASSIST W/ INTEGRATED BRAKE ASSIST W/ MEMORY W/ WIRELESS CHARGER W/O FRONT COMPARTMENT CONSOLE W/O INDUCTIVE PORTABLE WIRELESS DEVICE CHARGER W/O INTEGRATED BRAKE ASSIST W/O MEMORY W/ MEMORY WHT WIRE WIRELESS ACCESSORY CHARGING MODULE

AUXILIARY ENDGATE LIFTGATE EXTERIOR RELEASE SWITCH BASE, SLE, ELEVATION, ELEVATION-L TRIM PACKAGE BLK WIRE BLK/WHT WIRE BLU WIRE CHASSIS CONTROL MODULE DIESEL ENDGATE LIFTGATE EXTERIOR RELEASE SWITCH ENGINE COOLANT PUMP EXCEPT DIESEL FUEL FILTER FUEL PUMP POWER CONTROL MODULE LEFT BACKUP BULB LEFT CARGO LAMP LEFT COOLING FAN MOTOR LEFT PICKUP BOX AUXILIARY ENDGATE LATCH LEFT REAR BODY STRUCTURE STOP LAMP LEFT REAR DISC BRAKE PAD WEAR SENSOR LEFT REAR LICENSE PLATE LAMP LEFT REAR SIDE MARKER BULB LEFT SHORT RANGE RADAR REAR SENSOR LEFT SHORT RANGE RADAR REAR SIDE SENSOR LEFT SIDE OBSTACLE DETECTION CONTROL MODULE LEFT STOP/TURN SIGNAL LAMP LOGIC LOWER COOLING FAN MOTOR NCA WIRE REAR CLOSURE AUXILIARY SIGNAL LAMP REAR GATE MODULE REDUCTANT CONTROL MODULE RIGHT BACKUP BULB RIGHT CARGO LAMP RIGHT COOLING FAN MOTOR RIGHT REAR BODY STRUCTURE STOP LAMP RIGHT REAR LICENSE PLATE LAMP RIGHT REAR SIDE MARKER BULB RIGHT SHORT RANGE RADAR REAR SENSOR RIGHT SHORT RANGE RADAR REAR SIDE SENSOR RIGHT SIDE OBSTACLE DETECTION CONTROL MODULE RIGHT STOP/TURN SIGNAL LAMP RUNNING BOARD CONTROL MODULE SUSPENSION CONTROL MODULE TRAILER BRAKE CONTROL MODULE TRAILER TIRE PRESSURE INDICATOR MODULE W/ CHASSIS PACKAGE W/ CONTINUOUS DAMPING CONTROL CHASSIS PACKAGE W/ HANDS FREE LANE ACTIVE SAFETY W/ RUNNING BOARD SIDE STEPS W/O CONTINUOUS DAMPING CONTROL CHASSIS PACKAGE W/O HANDS FREE LANE ACTIVE SAFETY W/O RUNNING BOARD SIDE STEPS WHT 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

3.0L TURBO DIESEL BLK WIRE BLK/WHT WIRE EXHAUST PARTICULATE MATTER SENSOR EXTENDED CAB CREW CAB EXTENDED CAB/CREW CAB FRONT SEAT HEATER VENT CONTROL MODULE LEFT ASSIST STEP SWITCH LEFT FRONT DISC BRAKE PAD WEAR SENSOR MULTI-FUNCTION POWER SUPPLY CONVERTER NCA WIRE NITROGEN OXIDES SENSOR 1 NITROGEN OXIDES SENSOR 2 NITROGEN OXIDES SENSOR 3 PASSENGER DOOR LOCK SWITCH PASSENGER FRONT SEAT ADJUSTER SWITCH PASSENGER FRONT SEAT BACK LUMBAR PUMP PASSENGER FRONT SEAT BACK VENTILATION BLOWER PASSENGER FRONT SEAT BLADDER CONTROL MODULE PASSENGER FRONT SEAT CUSHION VENTILATION BLOWER PASSENGER FRONT SEAT LUMBAR SWITCH PASSENGER FRONT SIDE DOOR LATCH PASSENGER FRONT SIDE DOOR WINDOW REGULATOR MOTOR PASSENGER FRONT SIDE DOOR WINDOW SWITCH PASSENGER OUTSIDE REAR VIEW MIRROR PASSENGER OUTSIDE REAR VIEW MIRROR CARGO EXTERIOR FLOOD LAMP PASSENGER OUTSIDE REAR VIEW MIRROR EXTERIOR FLOOD LAMP PASSENGER OUTSIDE REAR VIEW MIRROR FRONT CLEARANCE LAMP PASSENGER OUTSIDE REAR VIEW MIRROR GLASS PASSENGER PRIMARY FRONT SEAT BLADDER CONTROL MODULE PASSENGER SEAT ADJUSTER MEMORY MODULE PASSENGER SECONDARY FRONT SEAT BLADDER CONTROL MODULE RIGHT ASSIST STEP SWITCH RIGHT FRONT SIDE DOOR INSIDE HANDLE ILLUMINATION LAMP RIGHT OUTSIDE REAR VIEW MIRROR TURN SIGNAL LAMP RIGHT REAR SIDE DOOR LATCH RIGHT REAR SIDE DOOR WINDOW SWITCH TOW VEHICLE ELECTRICAL RECEPTACLE TRAILER LAMP CONTROL MODULE W/ 8-WAY W/ 8-WAY PASSENGER SEAT ADJUSTER W/ MEMORY W/O EXPRESS UP/DOWN W/O MEMORY WHT WIRE

2.7L TURBO 5.3L, 6.2L BATTERY MONITOR MODULE BLK WIRE BLK/WHT WIRE DRIVER FRONT SEAT ADJUSTER MEMORY SWITCH GROUND PICKUP BOX ENDGATE LATCH RELAY IGNITION COIL 1 IGNITION COIL 2 IGNITION COIL 3 IGNITION COIL 4 LEFT COOLING FAN MOTOR LEFT FRONT SIDE DOOR OUTSIDE HANDLE LIGHTING CONTROL MODULE NCA WIRE PARKING ASSIST CONTROL MODULE PASSENGER RESTRAINTS OCCUPANT CLASSIFICATION SYSTEM MODULE PICKUP BOX AUXILIARY ENDGATE LATCH RELAY POWER STEERING CONTROL MODULE REAR SEAT HEATER CONTROL MODULE REAR SLIDING WINDOW CLOSE RELAY REAR SLIDING WINDOW OPEN RELAY RESTRAINTS CONTROL MODULE RIGHT COOLING FAN MOTOR SUPPLY VOLTAGE PICKUP BOX ENDGATE LATCH RELAY TRANSFER CASE CONTROL MODULE W/ EXPRESS UP/DOWN