GMC Sierra 3500 (2002-2006) Ground distribution circuit, except hybrid

4.3L ENGINE 5.3L FLEX FUEL A/C COMPRESSOR CLUTCH A/C LOW PRESSURE SWITCH AUXILIARY BATTERY RELAY BATTERY (LEFT) BATTERY (RIGHT) BLK WIRE BLK/WHT WIRE BRAKE FLUID LEVEL SWITCH BRAKE PRESSURE DIFFERENTIAL SWITCH COOLANT LEVEL SWITCH DAYTIME RUNNING LAMP (DRL) (RIGHT) DAYTIME WINDSHIELD RUNNING WASHER LAMP (DRL) FLUID (LEFT) PUMP DIESEL ENGINE CONTROL MODULE EXCEPT 4.3L BASE EXCEPT 4.3L ENGINE F/PMP RELAY FOG LAMP (LEFT) FUEL COMPOSITION SENSOR GAS GAS (LEFT REAR OF ENGINE BLOCK) GAS EXC 4.3L GAS W/AUX BATTERY HIGH BEAM HEADLAMP (LEFT) HIGH BEAM HEADLAMP (RIGHT) HORN (LEFT) HORN (RIGHT) LOW BEAM FOG HEADLAMP LAMP (RIGHT) (RIGHT) IGN 1 RELAY (GAS) IGNITION COIL 5 IGNITION CONTROL MODULE IGNITION IGNITION COIL 1 COIL 3 IGNITION IGNITION COIL 7 COIL 2 IGNITION IGNITION IGNITION COIL 6 COIL 4 COIL 8 LOW BEAM HEADLAMP (LEFT) MOBILE RADIO FUSE BLOCK PARK/TURN SIGNAL LAMP (LEFT FRONT) PARK/TURN SIGNAL LAMP (RIGHT FRONT) POWER TAKE OFF CONNECTOR (BLUNT CUT) THROTTLE ACTUATOR CONTROL MODULE UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) UPFITTER OPTION W/ DUAL HORNS W/AUX BATTERY W/PTO WASHER FLUID LEVEL SENSOR WHT WIRE

8.1L ACTIVE, ELECT SHIFT TRANSFER CASE ACTIVE, MANUAL SHIFT TRANSFER CASE BLK WIRE BLK/GRN WIRE BLK/WHT WIRE BUCKET CKP SENSOR SHIELD CMP SENSOR SHIELD CREW CAB DIESEL DRIVER SEAT ADJUSTER SWITCH ELECTRONIC BRAKE CONTROL MODULE ENGINE OIL LEVEL SWITCH EXC 8.1L W/O CALIF LEV EXCEPT 8.1L EXCEPT 8.1L 8.1L EXCEPT CREW CAB FRONT AXLE ACTUATOR FUEL HEATER FUEL INJECTOR CONTROL MODULE FUEL INJECTOR CONTROL MODULE SHIELD FUEL PRESSURE REGULATOR FUEL PUMP FUEL PUMP, SENDER ASSEMBLY (PRIMARY) FUEL PUMP, SENDER ASSEMBLY (SECONDARY) GAS GLOW PLUG CONTROLLER GRN WIRE INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE INTAKE AIR TEMPERATURE (IAT)/MASS AIRFLOW (MAF) SENSOR LT GRN WIRE MANUAL SHIFT TRANSFER CASE MEMORY SEAT MODULE MEMORY SEAT MODULE DRIVER NCA WIRE NON- BUCKET PARK/ NEUTRAL POSITION SWITCH PNK WIRE POWERTRAIN CONTROL MODULE REAR WHEEL STEERING CONTROL MODULE REAR WINDOW DEFOGGER GRID RIGHT REAR DOOR LATCH ASSEMBLY SEAT BOLSTER/ LUMBAR SEAT SWITCH ADJUSTER SWITCH (FRONT PASSENGER) (PASSENGER) STEERING GEAR MOTOR ASSEMBLY TRANSFER CASE SHIFT CONTROL MOTOR TRANSFER CASE SHIFT CONTROL SWITCH WATER IN-FUEL SENSOR WHT WIRE WINDOW SWITCH (RIGHT REAR) YEL WIRE

AUDIO AMPLIFIER BACK-UP ALARM BACKUP LAMP (LEFT) BACKUP LAMP- RIGHT BLK WIRE BLK/WHT WIRE CAMPER/ CHEVY GMC CHEVY GMC CLEARANCE LAMPS CRUISE CONTROL MODULE DATA LINK CONNECTOR DIGITAL RADIO RECEIVER EXCEPT LUXURY FOUR WHEEL STEERING FOUR WHEEL STEERING FROM I/P RELAY BLOCK (DIAGRAM 3 OF 4) HAZARD LAMPS SWITCH HEADLAMP SWITCH HVAC BODY CONTROL CONTROL MODULE MODULE I/P FUSE BLOCK (LOWER LEFT SIDE OF DASH) I/P JUNCTION BLOCK (RIGHT SIDE OF DASH) I/P RELAY BLOCK (NEAR LEFT KICK PANEL) I/P RELAY BLOCK (NEAR LEFT KICK PANEL) TO I/P RELAY BLOCK (DIAGRAM 3 OF 4) IGNITION KEY ALARM TOW/HAUL SWITCH SWITCH INFLATABLE RESTRAINT STEERING WHEEL MODULE COIL LEFT LEFT REAR TURN SIGNAL LAMP LICENSE LAMP (RIGHT) LICENSE LAMP- LEFT LUXURY (IN CONSOLE HARNESS) MULTI- TRACTION FUNCTION CONTROL ACCESSORY SWITCH SWITCH NCA WIRE RADIO TURN SIGNAL/ HAZARD FLASHER MODULE REAR LAMPS JUNCTION BLOCK (INSIDE OF LEFT REAR FRAME RAIL) REMOTE PLAYBACK DEVICE REAR SEAT (CD AUDIO AUDIO PLAYER) AMPLIFIER CONTROLLER RIGHT RIGHT REAR TURN SIGNAL LAMP STEERING TRANSMISSION WHEEL SHIFT SPEED/ POSITION SELECT SENSOR SWITCH TAIL/STOP LAMP (LEFT) TAIL/STOP LAMP-RIGHT) TAILGATE MARKER LAMP TAN WIRE TRAILER WIRING PROVISION TRANSFER CASE SHIFT CONTROL MODULE TURN SIGNAL/ MULTIFUNCTION SWITCH VEHICLE REAR SEAT COMMUNICATION ENTERTAINMENT INTERFACE ASSEMBLY MODULE WHT WIRE WINDOW/ DOOR LOCK SWITCH (PASSENGER)

AUTO A/C AUTOMATIC TRANSMISSION TRANSFER CASE SHIFT SHIFT LOCK CONTROL SOLENOID SWITCH AUXILIARY POWER OUTLET (BIN) AUXILIARY POWER OUTLET (CONSOLE) AUXILIARY POWER OUTLET (FRONT) BLK WIRE BLOWER MOTOR BLOWER MOTOR RESISTOR ASSEMBLY CIGAR LIGHTER CLEARANCE LAMPS DATA LINK CONNECTOR DOME CENTER LAMP HIGH (FRONT) MOUNTED STOP LAMP EXC LUXURY HD TRAILERING ROOF EQUIPMENT MARKER PROVISION LAMP (LEFT) HEADLAMP SWITCH HVAC CONTROL MODULE I/P FUSE BLOCK (LOWER LEFT SIDE OF DASH) I/P JUNCTION BLOCK (LOWER RIGHT SIDE OF DASH) I/P RELAY BLOCK (NEAR LEFT KICK PANEL) INSIDE REARVIEW MIRROR LUXURY MAN A/C OVERHEAD CONSOLE REAR WHEEL STEERING SWITCH RIGHT COOLING FAN RECIRCULATION ACTUATOR ROOF MARKER LAMP (RIGHT) UNDERHOOD COOLING FAN FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) COOL/FAN RELAY VANITY DOME/ READING MIRROR LAMP LAMP (REAR) (RIGHT) VANITY MIRROR LAMP (LEFT) W/ 5 LAMP ROOF MARKER W/O 5 LAMP ROOF MARKER WINDSHIELD WIPER INSTRUMENT MOTOR PANEL MODULE CLUSTER