GMC Sierra 2500 HD (2002-2012) tan/wht Wiring diagrams

451 1840 323 GND BATT + ACTUATOR SPLY VOLT 771 1530 RANGE SW SIG A MAIN PRESS SOL CTRL AUTOMATIC TRANSMISSION AUTOMATIC TRANSMISSION FLUID PRESSURE (TFP) MANUAL VALVE POSITION SWITCH AUTOMATIC TRANSMISSION INTERNAL MODE SWITCH (IMS) AUX HVAC- IGN FUSE 45 BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM GMLAN DATA BUS (+) DK BLU WIRE EXTERIOR LIGHTS SYSTEM PNK PNK WIRE FUSE 13 GROUND DISTRIBUTION SYSTEM GRY WIRE HOT AT ALL TIMES UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) HOT W/ RUN/CRNK RELAY ENERGIZED IGN IGN 1 VOLT INSTRUMENT PANEL CLUSTER (IPC) LOGIC LT BLU WIRE LT BLU/ WHT WIRE LT BLU/WHT WIRE LT GRN/BLK WIRE MIL IND MISC IGN FUSE 40 ORG/ WIRE ORG/BLK WIRE P/N PNK PNK PNK PNK WIRE PNK WIRE PNK/ WHT WIRE PNK/BLK WIRE PNK/WHT WIRE POWER PPL/WHT WIRE RED/WHT WIRE STOP LAMP SWITCH (TOP OF BRAKE PEDAL ASSEMBLY) SYSTEM DISTRIBUTION TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TCC BRAKE SIG TCM-BATT FUSE 7 TFT SENSOR TOS SIG TOW/ HAUL IND TRANSMISSION CONTROL MODULE (LEFT FRONT OF ENGINE COMPT, NEAR FAN SHROUD) WHT LT BLU/ WIRE WHT PNK/ WIRE WHT WIRE YEL WIRE YEL/BLK WIRE

2-HI IND 4-HI IND 4-LO IND 5 VOLT REF INCRMT ENCODER SIG 6.0L (VIN G) 7475 7476 1693 1566 1565 PPL ACCY WAKEUP SRL DATA ASSEMBLY AUX HVAC-IGN FUSE 48 FUSE 45 AXLE ACTR CTRL AXLE SW SIG GMLAN BUS - GMLAN BUS + IGN 1 VOLT BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (LOWER LEFT SIDE OF DASH) BRN WIRE COMPUTER DATA LINES SYSTEM DIRTN SIG DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE FRONT AXLE ACTUATOR FUSE 19 FUSE 13 GAS GAS DIESEL GMLAN BUS - GMLAN BUS + INCRMT ENCODER SIG GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT W/ RUN/CRNK RELAY ENERGIZED HOT W/ RUN/CRNK RELAY ENERGIZED UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) IGN INSTRUMENT PANEL CLUSTER (IPC) LEFT I/P JUNCTION BLOCK (LOWER LEFT SIDE OF DASH) LO REF SW SIG 4 HI IND CTRL 4 LO IND CTRL LOGIC LOW REF LT BLU WIRE LT GRN/BLK WIRE LT GRN/DK BLU WIRE MISC IGN FUSE 43 FUSE 40 MTR CTRL B MTR CTRL A BATT + GND NEUTRAL IND NEUTRAL IND CTRL 2 HI IND CTRL ORG/ WIRE PNK WIRE POWER DISTRIBUTION SYSTEM PPL PPL/WHT WIRE PULSE SIG RED/BLK WIRE RIGHT I/P JUNCTION BLOCK SER DATA SHIFT MOTOR TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TRANSFER CASE ENCODER MOTOR (ON TRANSFER CASE) TRANSFER CASE SHIFT CONTROL MODULE (LOWER LEFT SIDE OF DASH) TRANSFER CASE SHIFT CONTROL SWITCH (ON TOP LEFT OF TRANSFER CASE) TREC FUSE 67 FUSE 62 WHT WIRE WHT/GRN WIRE WIPER/WASHER SYSTEM YEL WIRE

4.3L 6.0L (VIN G) AUX HVAC-IGN FUSE 48 FUSE 45 AXLE SW SIG BLK WIRE BLK/WHT WIRE COMPUTER DATA LINES SYSTEM DK GRN WIRE FRONT AXLE ACTUATOR (ON FRONT AXLE ASSEMBLY) GAS DIESEL GMLAN BUS- GROUND DISTRIBUTION SYSTEM 6.0L (VIN G) 4.8L, 5.3L, 6.0L (VIN J) 6.6L 4.3L, 6.2L GRY/BLK WIRE HOT W/ RUN/CRNK RELAY ENERGIZED IGN GND INSTRUMENT PANEL CLUSTER (IPC) LOGIC PNK WIRE SER DATA TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TRANS IGN 1 FUSE 19 FUSE 13 TRANSFER CASE SHIFT CONTROL SWITCH (ON TOP LEFT OF TRANSFER CASE) UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) WHT WIRE

451 1840 323 GND BATT + ACTUATOR SPLY VOLT 771 1530 RANGE SW SIG A MAIN PRESS SOL CTRL AUTOMATIC TRANSMISSION AUTOMATIC TRANSMISSION FLUID PRESSURE (TFP) MANUAL VALVE POSITION SWITCH AUTOMATIC TRANSMISSION INTERNAL MODE SWITCH (IMS) AUX HVAC- IGN FUSE 45 BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM GMLAN DATA BUS (+) DK BLU WIRE EXTERIOR LIGHTS SYSTEM PNK PNK WIRE FUSE 13 GROUND DISTRIBUTION SYSTEM GRY WIRE HOT AT ALL TIMES UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) HOT W/ RUN/CRNK RELAY ENERGIZED IGN IGN 1 VOLT INSTRUMENT PANEL CLUSTER (IPC) LOGIC LT BLU WIRE LT BLU/ WHT WIRE LT BLU/WHT WIRE LT GRN/BLK WIRE MIL IND MISC IGN FUSE 40 ORG/ WIRE ORG/BLK WIRE P/N PNK PNK PNK PNK WIRE PNK WIRE PNK/ WHT WIRE PNK/BLK WIRE PNK/WHT WIRE POWER PPL/WHT WIRE RED/WHT WIRE STOP LAMP SWITCH (TOP OF BRAKE PEDAL ASSEMBLY) SYSTEM DISTRIBUTION TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TCC BRAKE SIG TCM-BATT FUSE 7 TFT SENSOR TOS SIG TOW/ HAUL IND TRANSMISSION CONTROL MODULE (LEFT FRONT OF ENGINE COMPT, NEAR FAN SHROUD) WHT LT BLU/ WIRE WHT PNK/ WIRE WHT WIRE YEL WIRE YEL/BLK WIRE

2-HI IND 4-HI IND 4-LO IND 5 VOLT REF INCRMT ENCODER SIG 6.0L (VIN G) 7475 7476 1693 1566 1565 PPL ACCY WAKEUP SRL DATA ASSEMBLY AUX HVAC-IGN FUSE 48 FUSE 45 AXLE ACTR CTRL AXLE SW SIG GMLAN BUS - GMLAN BUS + IGN 1 VOLT BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (LOWER LEFT SIDE OF DASH) BRN WIRE COMPUTER DATA LINES SYSTEM DIRTN SIG DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE FRONT AXLE ACTUATOR FUSE 19 FUSE 13 GAS GAS DIESEL GMLAN BUS - GMLAN BUS + INCRMT ENCODER SIG GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT W/ RUN/CRNK RELAY ENERGIZED HOT W/ RUN/CRNK RELAY ENERGIZED UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) IGN INSTRUMENT PANEL CLUSTER (IPC) LEFT I/P JUNCTION BLOCK (LOWER LEFT SIDE OF DASH) LO REF SW SIG 4 HI IND CTRL 4 LO IND CTRL LOGIC LOW REF LT BLU WIRE LT GRN/BLK WIRE LT GRN/DK BLU WIRE MISC IGN FUSE 43 FUSE 40 MTR CTRL B MTR CTRL A BATT + GND NEUTRAL IND NEUTRAL IND CTRL 2 HI IND CTRL ORG/ WIRE PNK WIRE POWER DISTRIBUTION SYSTEM PPL PPL/WHT WIRE PULSE SIG RED/BLK WIRE RIGHT I/P JUNCTION BLOCK SER DATA SHIFT MOTOR TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TRANSFER CASE ENCODER MOTOR (ON TRANSFER CASE) TRANSFER CASE SHIFT CONTROL MODULE (LOWER LEFT SIDE OF DASH) TRANSFER CASE SHIFT CONTROL SWITCH (ON TOP LEFT OF TRANSFER CASE) TREC FUSE 67 FUSE 62 WHT WIRE WHT/GRN WIRE WIPER/WASHER SYSTEM YEL WIRE

4.3L 6.0L (VIN G) AUX HVAC-IGN FUSE 48 FUSE 45 AXLE SW SIG BLK WIRE BLK/WHT WIRE COMPUTER DATA LINES SYSTEM DK GRN WIRE FRONT AXLE ACTUATOR (ON FRONT AXLE ASSEMBLY) GAS DIESEL GMLAN BUS- GROUND DISTRIBUTION SYSTEM 6.0L (VIN G) 4.8L, 5.3L, 6.0L (VIN J) 6.6L 4.3L, 6.2L GRY/BLK WIRE HOT W/ RUN/CRNK RELAY ENERGIZED IGN GND INSTRUMENT PANEL CLUSTER (IPC) LOGIC PNK WIRE SER DATA TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TRANS IGN 1 FUSE 19 FUSE 13 TRANSFER CASE SHIFT CONTROL SWITCH (ON TOP LEFT OF TRANSFER CASE) UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) WHT WIRE

AUD LOW REF BLK WIRE BLUNT CUT) BRN WIRE BRN/WHT WIRE CREW CAB DK BLU WIRE DK GRN WIRE DVD DVD COMM EXTENDED CAB GRY WIRE I/P FUSE BLOCK (LEFT SIDE OF DASH, INFRARED TRANSMITTER L AUD SIG L DVD+ LEFT FRONT SPEAKER LEFT FRONT TWEETER SPEAKER LEFT REAR SPEAKER LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE NCA WIRE ORG/BLK WIRE PNK WIRE PNK/BLK WIRE PPL PPL/WHT WIRE R AUD SIG R DVD+ RED/WHT WIRE RIGHT FRONT SPEAKER RIGHT FRONT TWEETER SPEAKER RIGHT I/P JUNCTION BLOCK (IN RIGHT END OF DASH) RIGHT REAR SPEAKER SHIELD SIGNAL TAN WIRE TAN/WHT WIRE VIDEO CNTRL VIDEO DISPLAY VIDEO SIG VOLT WHT WIRE WHT/BLK WIRE YEL WIRE

BLK WIRE BRN/WHT WIRE DEFOGGER SYSTEM DK BLU/WHT WIRE DOWN DRIVER OUTSIDE REARVIEW MIRROR HOT AT ALL TIMES I/P FUSE BLOCK (LEFT SIDE OF DASH, LEFT LT BLU/WHT WIRE LT GRN WIRE NCA WIRE ORG/ WIRE ORG/WHT WIRE OUTSIDE REARVIEW MIRROR SWITCH PASSENGER OUTSIDE REARVIEW MIRROR PPL/WHT WIRE PWR MIR FUSE 14 RED/WHT WIRE RIGHT TAN WIRE TAN/WHT WIRE WHT WIRE

BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE CRANKSHAFT POSITION (CKP) SENSOR (FRONT OF ENGINE, RIGHT OF CRANK PULLEY) DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE DSL ECM FUSE 12 ECM BATT FUSE 11 ECM IGN FUSE 53 ECM/THROT CONT FUSE 17 ENG FUSE 3 EXHAUST GAS RECIRCULATION (EGR) TEMPERATURE SENSOR 2 (TOP RIGHT FRONT OF ENGINE) EXHAUST GAS RECIRCULATION (EGR) VALVE (ON TOP RIGHT SIDE OF ENGINE) FUEL FILTER PRESSURE SWITCH (MIDDLE RIGHT RIGHT SIDE OF ENGINE) FUEL FUEL INJECTOR 8 INJECTOR 3 (ABOVE (TOP OF RIGHT CYLINDER 8) CYLINDER BANK) FUEL INJECTOR 2 (ABOVE CYLINDER 2) FUEL INJECTOR 5 FUEL PUMP FUSE 18 FUEL PUMP RELAY GRY WIRE GRY/BLK WIRE GRY/WHT WIRE HOT AT ALL TIMES HOT W/ RUN/CRNK RELAY 15 ENERGIZED LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/WHT WIRE NCA WIRE ORG/BLK WIRE PNK WIRE PNK/ WHT WIRE PNK/BLK WIRE PNK/WHT WIRE PPL/WHT WIRE PWR/ TRN RELAY RED/WHT WIRE TAN WIRE TAN/WHT WIRE TRANS IGN 1 FUSE 13 UNDERHOOD FUSE BLOCK (RIGHT SIDE OF FIREWALL) W/ 2 SPEED ELECTRIC, MANUAL SHIFT CONTROL TRANSFER CASE W/O 2 SPEED ELECTRIC, MANUAL SHIFT CONTROL TRANSFER CASE WHT WIRE WHT/BLK WIRE YEL WIRE

1 2 3 4 5 6 7 8 FUEL PUMP RLY CTRL 5 VOLT REF 5 VOLT REF ANTI-LOCK BRAKES SYSTEM BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE DFI VOLT CTRL CYL 4 DFI VOLT CTRL CYL 6 DFI VOLT CTRL CYL 7 DFI VOLT CTRL CYL 8 DK BLU WIRE DK GRN/WHT WIRE ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE COMPT, NEAR FAN SHROUD) ENGINE OIL PRESSURE (EOP) SENSOR (LOWER LEFT REAR OF ENGINE) FUEL INJECTOR 1 (TOP OF RIGHT CYLINDER BANK) FUEL INJECTOR 6 (ABOVE CYLINDER 6) FUEL INJECTOR 7 (TOP OF RIGHT CYLINDER BANK) FUEL PRESSURE REGULATOR 1 FUEL PRESSURE REGULATOR 2 GRY WIRE LOW REF LT BLU WIRE LT BLU/WHT WIRE NCA WIRE ORG/BLK WIRE PPL PPL/ WHT WIRE PPL/WHT WIRE SENS VOLT REF 5 VOLT REF TAN WIRE TAN/WHT WIRE TURBOCHARGER VANE POSITION CONTROL SOLENOID VALVE (TOP REAR OF ENGINE) TURBOCHARGER VANE POSITION SENSOR (ON LEFT SIDE OF ENGINE) VALVE HIGH CTRL SOL SPLY VOLT VALVE LOW CTRL SOL LOW SIG LOW REF LOW REF VEHICLE SPD SIG WHT WIRE WHT/ BLK WIRE YEL WIRE YEL/BLK WIRE