GMC Sierra 3500 (2002-2006) lt grn Wiring diagrams

11 12 PPL AMBIENT LIGHT SENS LO REF AMBIENT LIGHT SENS SIG RIGHT SUNLOAD SENSOR SIG LEFT SUNLOAD SENSOR SIG AMBIENT LIGHT SENSOR AMBIENT LIGHT/SUNLOAD SENSOR ASSEMBLY (TOP CENTER OF DASH) BLK WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH, BELOW STEERING COLUMN) BRN WIRE CLASS 2 SERIAL DATA DK BLU WIRE DK GRN WIRE GRY WIRE I/P JUNCTION BLOCK (LOWER RIGHT SIDE OF DASH) LEFT AIR TEMPERATURE ACTUATOR (BOTTOM OF HVAC MODULE) LEFT SOLAR SENSOR LOGIC LT BLU WIRE LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN WIRE MODE ACTUATOR (LEFT SIDE OF HVAC MODULE) PPL RECIRCULATION ACTUATOR (UPPER RIGHT OF HVAC MODULE) RIGHT AIR TEMPERATURE ACTUATOR (TOP OF HVAC MODULE) RIGHT SOLAR SENSOR TAN WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

8600 GVW OR LESS GREATER THAN 8600 GVW AUDIO AMPLIFIER (W/ LUXURY PACKAGE) (UNDER REAR OF CENTER CONSOLE) BASE OR UPLEVEL BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (ON LOWER LEFT SIDE OF DASH, BELOW STEERING COLUMN) BRN WIRE BRN/WHT WIRE CIG LTR FUSE CLASS 2 SERIAL DATA DATA LINK CONNECTOR (DLC) (UNDER LEFT SIDE OF DASH, BELOW STEERING COLUMN) DIGITAL RADIO RECEIVER DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE DRIVER'S DOOR MODULE (DDM) (IN LEFT FRONT DOOR) ELECTRONIC BRAKE CONTROL MODULE (EBCM) (ON LEFT SIDE OF INNER FRAME) FRONT PASSENGER DOOR MODULE (FPDM) (IN RIGHT FRONT DOOR) GAS DIESEL GENERATOR BATTERY CONTROL MODULE (LEFT FRONT CORNER OF ENGINE COMPT) GRN/BLK WIRE GRY WIRE HOT AT ALL TIMES HVAC CONTROL MODULE (BEHIND CENTER OF DASH) HYBRID CONTROL MODULE (LEFT SIDE OF ENGINE COMPT) I/P FUSE BLOCK (UNDER LEFT SIDE OF DASH) I/P JUNCTION BLOCK (UNDER RIGHT SIDE OF DASH) I/P RELAY BLOCK (NEAR LEFT KICK PANEL) INFLATABLE RESTRAINT SENSING/DIAGNOSTIC MODULE (UNDER LEFT FRONT SEAT) INSTRUMENT PANEL CLUSTER (IPC) LT BLU WIRE LT GRN WIRE LUXURY MEMORY SEAT MODULE (UNDERSIDE OF DRIVER SEAT) ORG/ WIRE ORG/BLK WIRE PNK WIRE POWER DISTRIBUTION SYSTEM PPL PPL/WHT WIRE REAR SEAT AUDIO (RSA) CONTROLLER (UNDER REAR OF CENTER CONSOLE) REAR SEAT ENTERTAINMENT (RSE) ASSEMBLY (AT CENTER OF HEADLINER) REMOTE PLAYBACK DEVICE-CD PLAYER (CENTER OF DASH, BELOW RADIO) SPLICE PACK TAN WIRE TAN/WHT WIRE TIRE PRESSURE MONITOR (TPM) MODULE (BEHIND DASH ABOVE BRAKE PEDAL ASSEMBLY) TRANSFER CASE SHIFT CONTROL MODULE (BEHIND HEADLAMP SWITCH) TRANSMISSION CONTROL MODULE (AT LEFT FRONT OF ENGINE COMPT) UNDERHOOD FUSE BLOCK (AT LEFT SIDE OF ENGINE COMPT, NEAR BATTERY) VEHICLE COMMUNICATION INTERFACE MODULE (VCIM) (BEHIND PASSENGER AIR BAG MODULE) WHT WIRE YEL 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

80 13 45 21 14 33 43 41 58 15 (GASOLINE) (DIESEL) A/C COMP CL RLY CTRL A/C COMPRESSOR CLUTCH A/C COMPRESSOR CLUTCH RELAY A/C LOW PRESSURE SWITCH (RIGHT SIDE OF ACCUMULATOR) A/C ON SWITCH A/C RECIRC A/C REF PRE SENS SIG A/C REFRIGERANT PRESSURE SENSOR (IN HIGH SIDE PRESSURE LINE) BLK WIRE BLK/WHT WIRE BLOWER FUSE BLOWER MOTOR (UNDER RIGHT SIDE OF DASH) BLOWER MOTOR CONTROL SWITCH BLOWER MOTOR RELAY BLOWER MOTOR RESISTOR ASSEMBLY (ON HVAC MODULE, NEAR BLOWER MOTOR) BRN WIRE BRN/WHT WIRE CLASS 2 SER DATA CLASS 2 SERIAL DATA DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE FRT DEF GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES A/C COMP FUSE HOT IN HOT IN RUN OR START IGN E FUSE HTR A/C FUSE HVAC 1 FUSE HVAC CONTROL MODULE (BEHIND CENTER OF DASH) HVAC/ ECAS FUSE I/P FUSE BLOCK (LOWER LEFT SIDE OF DASH) I/P JUNCTION BLOCK (LOWER RIGHT SIDE OF DASH) I/P RELAY BLOCK (LEFT SIDE OF DASH) INST LAMP DIM CTRL GROUND LEFT TEMP CONTROL LOGIC LOW REF LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE MODE CONTROL MODE DOOR CTRL MODE DOOR CTRL IGN 3 LOW REF B(+) OFF OFF BLOW MT CTRL LO PRESS SENS SIG RT TEMP DOOR CTRL LT TEMP DOOR CTRL ORG/ WIRE POWERTRAIN CONTROL MODULE OR ENGINE CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) PPL RECIR DOOR CTRL RT TEMP DOOR CTRL LT TEMP DOOR CTRL RECIRC SWITCH RED WIRE RED/BLK WIRE RIGHT TEMP CONTROL RUN WIRE TAN WIRE UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT, NEAR BATTERY) WHT WIRE WHT/BLK WIRE YEL WIRE

BLK WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH, BELOW STEERING COLUMN) BRN WIRE CLASS 2 SERIAL DATA DK BLU WIRE DK GRN WIRE I/P JUNCTION BLOCK (LOWER RIGHT SIDE OF DASH) LEFT AIR TEMPERATURE ACTUATOR (BOTTOM OF HVAC MODULE) LOGIC LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE MODE ACTUATOR (LEFT SIDE OF HVAC MODULE) RECIRCULATION ACTUATOR (UPPER RIGHT OF HVAC MODULE) LOGIC RIGHT AIR TEMPERATURE ACTUATOR (TOP OF HVAC MODULE) TAN WIRE WHT/BLK WIRE YEL WIRE

3-2 SS CTRL REF LOW A/C SYSTEM ANTI-LOCK BRAKES SYS 470 451 1671 1667 451 1669 1664 ANTI-LOCK BRAKES SYS 771 420 776 48 1744 846 1101 625 451 BLK WIRE BLK/ WHT WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE CFAN LO RLY INJ 7 CTRL INJ 4 CTRL COOLING FANS SYSTEM DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE ELECTRONIC SUSPENSION SYSTEM FUEL COMP SIG B+ CLS 2 DATA FUEL INJECTORS FUSE FUSE FUSE GRY WIRE HOT AT ALL TIMES HOT IN ACCY, RUN, START I/P FUSE BLOCK IGN 0 FUSE HOT IN RUN, START KS SIGNAL KS SIGNAL CKP SIG REQ TORQ SIG SERIAL DATA SERIAL DATA LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE OIL LEV SW SIG ORG/ WIRE ORG/BLK WIRE PCMB FUSE PNK PNK WIRE PNK WIRE PNK/BLK WIRE PNK/WHT WIRE POWERTRAIN CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) PPL PPL PPL PPL/WHT WIRE PRND B SIG CMP SIG ECT SIG IGN INJ 5 CTRL INJ 8 CTRL RANGE B RANGE C IGN B+ REF LOW RED WIRE RED/BLK WIRE REF LOW REF LOW (A/T) REF LOW REF LOW GND STARTING/ CHARGING SYSTEM TAN WIRE TAN/WHT WIRE UNDER- HOOD FUSE BLOCK WHT WIRE YEL WIRE YEL/BLK WIRE

BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE DK BLU WIRE DK BLU/WHT WIRE DK GRN/WHT WIRE ENGINE COOLANT TEMPERATURE SENSOR (FRONT OF LEFT CYLINDER HEAD) ENGINE OIL LEVEL SWITCH (RIGHT SIDE OF OIL PAN) FUEL PUMP RELAY FUEL PUMP RELAY (SECONDARY) (DUAL TANKS) (IN UNDERHOOD FUSE BLOCK) FUEL PUMP, SENDER ASSEMBLY (PRIMARY) (IN FUEL TANK) GRY WIRE HEATED OXYGEN SENSOR (BANK 1 SENSOR 1) (LEFT EXH PIPE, BEFORE CONVERTER) HEATED OXYGEN SENSOR (BANK 1 SENSOR 2) (LEFT EXH PIPE, AFTER CONVERTER) HEATED OXYGEN SENSOR (BANK 2 SENSOR 1) (RIGHT EXH PIPE, BEFORE CONVERTER) HEATED OXYGEN SENSOR (BANK 2 SENSOR 2) (RIGHT EXH PIPE, AFTER CONVERTER) HOT AT ALL TIMES HOT IN RUN, START KNOCK SENSOR 1 (UNDER INTAKE MANIFOLD) KNOCK SENSOR 2 (UNDER INTAKE MANIFOLD) LT BLU WIRE LT GRN WIRE NCA WIRE ORG/BLK WIRE PARK/NEUTRAL POSITION SWITCH (LEFT SIDE OF TRANSMISSION) PCM B FUSE PNK PNK WIRE PNK WIRE PNK/BLK WIRE PPL PPL PNK PNK WIRE PPL PPL PPL/WHT WIRE RED WIRE RED/WHT WIRE SBA FUSE TAN WIRE TAN/WHT WIRE UNDER- HOOD FUSE BLOCK UNDERHOOD FUSE BLOCK WHT WIRE WHT/ BLK WIRE YEL WIRE

1-2 SOL 2-3 SOL 3-2 SOL A/T FLUID PRESSURE MANUAL VALVE POSITION SWITCH AUTOMATIC TRANSAXLE BLK WIRE BLK/WHT WIRE BLU WIRE BRAKE FUSE BRN WIRE BRN/WHT WIRE CAMSHAFT POSITION SENSOR (TOP CENTER REAR OF ENGINE) DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE ENGINE OIL PRESSURE (EOP) SENSOR (TOP REAR OF ENGINE) EVAPORATIVE EMISSIONS (EVAP) CANISTER PURGE SOLENOID (BEHIND THROTTLE BODY) EVAPORATIVE EMISSIONS CANISTER VENT SOLENOID (RIGHT FRONT SIDE OF FUEL TANK) FUEL TANK PRESSURE SENSOR (IN FUEL TANK) GRY DK GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN RUN I/P FUSE BLOCK LT BLU WIRE LT BLU/WHT WIRE LT GRN GRY WIRE LT GRN WIRE LT GRN/BLK WIRE MANIFOLD ABSOLUTE PRESSURE SENSOR (TOP REAR OF ENGINE) ORG/ WIRE ORG/BLK WIRE PC SOL VALVE PNK PNK PNK WIRE PNK WIRE PNK/BLK WIRE PPL PPL PNK PNK 28 29 WIRE PPL PNK PNK WIRE PPL/WHT WIRE RED WIRE RED/BLK WIRE RED/WHT WIRE REV STOP LAMP SWITCH (TOP OF BRAKE PEDAL BRACKET) STOP LPS FUSE TAN (OR BLK) WIRE TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TCC PWM SOL TCC SOL TFT SENSOR UNDER- HOOD FUSE BLOCK UNDERHOOD FUSE BLOCK VEHICLE SPEED SENSOR (REAR OF TRANSMISSION/ TRANSFER CASE) WHT WIRE YEL WIRE YEL/BLK WIRE

33 34 35 PNK WIRE 9 10 PNK WIRE ACT CNTRL APP SENS 1 APP SENS 2 AUTOMATIC TRANSMISSION INPUT SHAFT SPEED SENSOR BLK WIRE BLK/WHT WIRE BRN WIRE CRUISE CONTROL SYSTEM CRUISE REQ DATA DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE ECT/ECM FUSE FUSE GROUND GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN RUN OR START HOT IN RUN, START I/P FUSE BLOCK IGN LT BLU WIRE LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE ORG/ WIRE ORG/BLK WIRE PNK 11 12 13 14 15 16 17 WIRE PNK PNK PNK WIRE PNK PNK WIRE PNK WIRE PPL PPL PNK PNK 28 29 WIRE PPL PNK PNK WIRE PPL/WHT WIRE R/A INPUT RED WIRE RED/BLK WIRE RED/WHT WIRE REF LOW S/C INPUT SIGNAL STP LP IN TAC CTRL TAN WIRE TAN/BLK WIRE TAN/WHT WIRE THROTTLE ACTUATOR CONTROL MODULE (REAR OF ENGINE COMPT) TP SENS 1 TP SENS 2 UNDERHOOD FUSE BLOCK VEH STOP FUSE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

33 34 35 PNK WIRE A/C SYSTEM A/C SYSTEM STARTING/CHARGING SYSTEM TRANSMISSIONS SYSTEM AIR CONDITIONING SYSTEM ANTI-LOCK BRAKES SYSTEM BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE COOLING FANS SYSTEM CRANK FUSE CSS SIG AXLE SW SIG VSS LOW SIG VSS HIGH SIG AT ISS HIGH SIG AT ISS LOW SIG CTRL CYCLE SIG DELIVERED TORQ PC SOL HI CTRL DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE EVAP VENT CTRL MIL CTRL 2-3 SS CTRL 1-2 SS CTRL VSS OUT VSS OUT TFT SENS SIG EXC SEO FUEL LEV SENS FUSE GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN RUN, START HOT IN START IAT SIG IGN CTRL IGN CTRL IGN CTRL IGN CTRL PPL IGN IGN CTRL IGN CTRL IGN CTRL IGN CTRL IGN FEED GND IGNITION COILS INSTRUMENT CLUSTER SYSTEM INSTRUMENT PANEL CLUSTER IPC/DIC FUSE LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE MAF SIG MAP SIG CFAN HI RLY EVAP CANP CTRL MALFUNCTION INDICATOR LAMP NCA WIRE ORG/ WIRE PC SOL LO CTRL PMP RLY CTRL RPM OUT PNK 11 12 13 14 15 16 17 WIRE PNK PNK WIRE PNK WIRE POWERTRAIN CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) PPL PPL FUEL LEV SIG PPL PNK PNK WIRE PPL/WHT WIRE PRESS SENS SIG IND CTRL RED WIRE RED/BLK WIRE RED/WHT WIRE REF LO REF LOW RPM OUT SEO SPARK PLUG SPARK SPARK PLUG PLUG STARTING/CHARGING SYSTEM STARTING/CHARGING SYSTEM TRANSMISSIONS SYSTEM TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TCC SOL CTRL CLU RLY CTRL UNDERHOOD FUSE BLOCK WHT WIRE YEL WIRE YEL/BLK WIRE