GMC Sierra 1500 (2000-2012) ppl/wht Wiring diagrams

2-HI IND 4-HI IND 4-LO IND 7 CM FROM MAIN HARNESS ASSEMBLY) ACCY WAKEUP SRL DATA AXLE SW SIG GMLAN BUS - GMLAN BUS + IGN 1 VOLT BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) BRAKE CONTROL BRN WIRE COMPUTER DATA LINES SYSTEM DIRTN SIG DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE FRONT AXLE ACTUATOR (ON FRONT AXLE ASSEMBLY) FUSE 19 FUSE 13 GAS DIESEL GROUND DISTRIBUTION SYSTEM GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT W/ RUN/CRNK RELAY ENERGIZED IGN IGN GND LOGIC DATA IGN REARVIEW MIRROR MOUNT) INCRMT ENCODER DIRECTN SIG INSTRUMENT CLUSTER PANEL (IPC) LEFT I/P JUNCTION BLOCK (LOWER LEFT SIDE OF DASH) LOGIC LOW REF LOW REF ACCY WAKEUP SRL DATA ROTARY POSITION SENS SIG GMLAN BUS- GMLAN BUS + LT BLU WIRE LT GRN 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 ORG/ WIRE ORG/WHT WIRE PNK WIRE POWER DISTRIBUTION SYSTEM PPL PPL LO REF SW SIG 4 HI IND CTRL 4 LO IND CTRL AWD IND CTRL AXLE ACTR CTRL PPL/WHT WIRE PULSE SIG RED/BLK WIRE RIGHT I/P JUNCTION BLOCK (IN RIGHT END OF DASH) SER SHIFT MOTOR LOGIC TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TRANSFER CASE 2/4 WHEEL DRIVE ACTUATOR POSITION SENSOR (ON TRANSFER CASE) TRANSFER CASE ENCODER MOTOR 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 WINDSHIELD OUTSIDE MOISTURE SENSOR (NEAR INSIDE YEL WIRE YEL/BLK WIRE

1984 772 LOW REF TR SW SIG B 2501 2500 776 1228 821 6311 HI SPD GMLAN DATA (-) HI SPD GMLAN DATA (+) 6399 2501 2500 REPLICATED TOS SIG HI SPD GMLAN DATA (-) HI SPD GMLAN DATA (+) 771 2762 2139 1840 TR SW SIG A LOW REF IGN 1 VOLT BAT POS VOLT 822 1229 VSS LOW SIG PC SOL LOW SIG ACC WAKE UP DATA ANTI-LOCK BRAKES SYSTEM BLK/WHT WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN/WHT WIRE FUSE 19 GRY WIRE GRY/WHT WIRE HOT AT ALL TIMES HOT W/ RUN/CRANK RELAY ENERGIZED LEFT I/P JUNCTION BLOCK LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE MISC-IGN FUSE 43 ORG/ WIRE ORG/BLK WIRE P/N PARK/NEUTRAL POSITION (PNP) SWITCH (ON LEFT REAR SIDE OF TRANSMISSION) PNK PNK PNK PNK WIRE PNK WIRE PNK/WHT WIRE POWER DISTRIBUTION SYSTEM PPL/WHT WIRE RED/BLK WIRE RED/WHT WIRE SOL 2 VLV CTRL STOP LAMP SWITCH (TOP OF BRAKE PEDAL ASSEMBLY) TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TCC SOL VALVE CTRL TCM- BATT FUSE 14 TFT SENS SIG TR SW SIG 1 TR SW SIG P PC SOL HI CTRL VSS HI SIG BRK SW SIG TRANSMISSION CONTROL MODULE (TCM) (LEFT FRONT OF ENGINE COMPT, NEAR FAN SHROUD) UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) VEHICLE SPEED SENSOR (VSS) (ON TRANSFER CASE TAILSHAFT HOUSING) W/O 2 SPEED TRANSFER CASE WHT WIRE YEL WIRE YEL/BLK WIRE

2-HI IND 4-HI IND 4-LO IND 7 CM FROM MAIN HARNESS ASSEMBLY) ACCY WAKEUP SRL DATA AXLE SW SIG GMLAN BUS - GMLAN BUS + IGN 1 VOLT BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) BRAKE CONTROL BRN WIRE COMPUTER DATA LINES SYSTEM DIRTN SIG DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE FRONT AXLE ACTUATOR (ON FRONT AXLE ASSEMBLY) FUSE 19 FUSE 13 GAS DIESEL GROUND DISTRIBUTION SYSTEM GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT W/ RUN/CRNK RELAY ENERGIZED IGN IGN GND LOGIC DATA IGN REARVIEW MIRROR MOUNT) INCRMT ENCODER DIRECTN SIG INSTRUMENT CLUSTER PANEL (IPC) LEFT I/P JUNCTION BLOCK (LOWER LEFT SIDE OF DASH) LOGIC LOW REF LOW REF ACCY WAKEUP SRL DATA ROTARY POSITION SENS SIG GMLAN BUS- GMLAN BUS + LT BLU WIRE LT GRN 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 ORG/ WIRE ORG/WHT WIRE PNK WIRE POWER DISTRIBUTION SYSTEM PPL PPL LO REF SW SIG 4 HI IND CTRL 4 LO IND CTRL AWD IND CTRL AXLE ACTR CTRL PPL/WHT WIRE PULSE SIG RED/BLK WIRE RIGHT I/P JUNCTION BLOCK (IN RIGHT END OF DASH) SER SHIFT MOTOR LOGIC TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TRANSFER CASE 2/4 WHEEL DRIVE ACTUATOR POSITION SENSOR (ON TRANSFER CASE) TRANSFER CASE ENCODER MOTOR 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 WINDSHIELD OUTSIDE MOISTURE SENSOR (NEAR INSIDE YEL WIRE YEL/BLK WIRE

2-HI IND 4-HI IND 4-LO IND 7 CM FROM MAIN HARNESS ASSEMBLY) ACCY WAKEUP SRL DATA AXLE SW SIG GMLAN BUS - GMLAN BUS + IGN 1 VOLT BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) BRAKE CONTROL BRN WIRE COMPUTER DATA LINES SYSTEM DIRTN SIG DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE FRONT AXLE ACTUATOR (ON FRONT AXLE ASSEMBLY) FUSE 19 FUSE 13 GAS DIESEL GROUND DISTRIBUTION SYSTEM GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT W/ RUN/CRNK RELAY ENERGIZED IGN IGN GND LOGIC DATA IGN REARVIEW MIRROR MOUNT) INCRMT ENCODER DIRECTN SIG INSTRUMENT CLUSTER PANEL (IPC) LEFT I/P JUNCTION BLOCK (LOWER LEFT SIDE OF DASH) LOGIC LOW REF LOW REF ACCY WAKEUP SRL DATA ROTARY POSITION SENS SIG GMLAN BUS- GMLAN BUS + LT BLU WIRE LT GRN 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 ORG/ WIRE ORG/WHT WIRE PNK WIRE POWER DISTRIBUTION SYSTEM PPL PPL LO REF SW SIG 4 HI IND CTRL 4 LO IND CTRL AWD IND CTRL AXLE ACTR CTRL PPL/WHT WIRE PULSE SIG RED/BLK WIRE RIGHT I/P JUNCTION BLOCK (IN RIGHT END OF DASH) SER SHIFT MOTOR LOGIC TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TRANSFER CASE 2/4 WHEEL DRIVE ACTUATOR POSITION SENSOR (ON TRANSFER CASE) TRANSFER CASE ENCODER MOTOR 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 WINDSHIELD OUTSIDE MOISTURE SENSOR (NEAR INSIDE YEL WIRE YEL/BLK WIRE

13 14 15 16 17 PPL BACK BACK IND BLK WIRE BLU WIRE BRN WIRE CUSHION, BACK CUSHION, BACK IND DK BLU WIRE DK GRN WIRE DRIVER HEATED SEAT SWITCH GRY WIRE LT BLU WIRE MID NCA WIRE PASSENGER CUSHION HEATED SEAT ELEMENT (IN PASSENGER'S SEAT CUSHION) PASSENGER HEATED SEAT SWITCH PNK LT DK WIRE PNK LT WIRE PNK WIRE PPL PPL/WHT WIRE TAN WIRE WHT/BLK WIRE YEL WIRE

BLK WIRE BREAKOUT) BRN WIRE BRN/WHT WIRE CHG IND SIG CMP SIG CYL OFF CTRL 4 DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE ENGINE CONTROL MODULE (ECM) (LEFT FRONT OF ENGINE COMPT, NEAR FAN SHROUD) EOP SIG EVAPORATIVE EMISSION (EVAP) CANISTER PURGE SOLENOID VALVE (ON INTAKE MANIFOLD) GEN FDC SIG GRY WIRE GRY/WHT WIRE HARNESS, 5 CM IGNITION COILS (UPPER RIGHT SIDE OF ENGINE) INJ 2 CTRL INJ 3 CTRL INJ 4 CTRL INJ 7 CTRL LO REF LO REF LO REF LT BLU WIRE LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE MAP SIG PPL NCA WIRE ORG/ WIRE ORG/BLK WIRE ORG/WHT WIRE PNK PPL WIRE PNK WIRE PNK/BLK WIRE PPL PPL/WHT WIRE RED WIRE SOL CTRL CYL OFF CTRL 3 CYL OFF CTRL 1 CYL OFF CTRL 2 SPARK PLUG STARTING/ CHARGING SYSTEM TAC MTR CTRL 2 TAC MTR CTRL 1 TAN WIRE TAN/WHT WIRE YEL WIRE YEL/BLK WIRE

581 582 1339 5284 TAC MTR CTRL 1 TAC MTR CTRL 2 IGN VOLT PHASOR CTRL ACCELERATOR PEDAL POSITION (APP) SENSOR (ABOVE ACCELERATOR PEDAL) BANK 1 SENSOR 1 (UPSTREAM OF LEFT CATALYTIC CONVERTER) BANK 1 SENSOR 2 (DOWNSTREAM OF LEFT CATALYTIC CONVERTER) BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM COOLING FANS SYSTEM DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ECM BATT FUSE 12 ECM-IGN FUSE 56 ENGINE CONTROL MODULE (ECM) (LEFT FRONT OF ENGINE COMPT) EVAPORATIVE EMISSION (EVAP) CANISTER VENT SOLENOID VALVE (UNDER REAR OF VEHICLE) EXTERIOR LIGHTS SYSTEM ANTI-THEFT SYSTEM FAN RLY CTRL VENT SOL CTRL FSCM FUSE 21 FUEL PRESSURE SENSOR GRY WIRE GRY/WHT WIRE HEATED OXYGEN HOT AT ALL TIMES HOT W/ RUN/ CRANK RELAY ENERGIZED HOT W/ RUN/CRANK RELAY ENERGIZED IGN B+ DATA ENGINE OIL PRESSURE MIL IND IND INSTRUMENT PANEL CLUSTER (IPC) IPC FUSE 46 KNOCK SENSOR (KS) 1 (LOWER LEFT SIDE OF ENGINE) LOGIC LOW REF LOW REF PPL LT BLU WIRE LT BLU/WHT WIRE MIL CTRL PUMP CTRL MISC-IGN FUSE 43 MOD SIG NCA WIRE PEDAL SW SIG AJAR SW SIG LOW REF PNK PNK PNK WIRE PNK PNK POWER DISTRIBUTION WIRE PNK PPL WIRE PNK WIRE PNK/BLK WIRE POWER DISTRIBUTION SYSTEM PPL PPL HOOD SW SIG PPL LEVEL SENS SIG PPL/WHT WIRE RED/WHT WIRE RLY COIL CTRL FAN RLY CTRL PPL SENS 1 SIG PRESS SENS SIG SENS 2 SIG SYSTEM TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TCM- BATT FUSE 14 UNDERHOOD FUSE BLOCK W/ INTEGRATED TRAILER BRAKE CONTROL W/O INTEGRATED TRAILER BRAKE CONTROL WAKE-UP SIG IGN VOLT B+ VOLT PNK WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

BLK WIRE BREAKOUT) BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DATA BUS - DK GRN WIRE DK GRN/WHT WIRE EXTENSION FUEL TANK PRESSURE (FTP) SENSOR (ON FUEL PUMP, SENDER ASSEMBLY) GRY WIRE GRY/WHT WIRE IGN VOLT IGNITION COIL 1 IGNITION COIL 2 IGNITION COIL 3 IGNITION COIL 4 IGNITION COIL 5 IGNITION COIL 6 IGNITION COIL 7 IGNITION COIL 8 (UPPER RIGHT SIDE OF ENGINE) LINES SYSTEM COMPUTER DATA LOW REF LT BLU WIRE LT BLU/WHT WIRE NCA WIRE ORG/ WIRE ORG/WHT WIRE PNK WIRE PNK/BLK WIRE PPL PPL/WHT WIRE PUMP CTRL RED WIRE RED/WHT WIRE REF VOLT RELAY CTRL SENS SIG SERIAL DATA SHIELD SPARK PLUG TAN WIRE TAN/BLK WIRE YEL WIRE

BANK 1 SENS 1 BANK 2 SENS 1 BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE ECM/THROT CONT FUSE 5 ENG FUSE 4 ENGINE CONTROL MODULE (ECM) (LEFT FRONT OF ENGINE COMPT) GRY WIRE GRY/BLK WIRE GRY/WHT WIRE HOT AT ALL TIMES IAT SENS SIG IGN COIL 2 CTRL IGN COIL 3 CTRL IGN COIL 4 CTRL IGN COIL 5 CTRL IGN COIL 6 CTRL IGN COIL 7 CTRL IGN COIL 8 CTRL IGN VOLT INJ-A FUSE 24 INJ-B FUSE 13 INJECTOR 1 CTRL INJECTOR 2 CTRL INJECTOR 3 CTRL INJECTOR 4 CTRL INJECTOR 5 CTRL INJECTOR 6 CTRL INJECTOR 7 CTRL INJECTOR 8 CTRL LOW REF LT BLU WIRE LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN/BLK WIRE MAF SENS SIG ORG/ WIRE ORG/BLK WIRE ORG/WHT WIRE PNK PNK PNK PNK WIRE PNK PNK PNK WIRE PNK WIRE PNK/BLK WIRE PNK/WHT WIRE POS SENS SIG PPL PPL/WHT WIRE PRESS SENS SIG PWR/ TRN RELAY SENS 1 SIG SENS 2 SIG SNSR FUSE 18 SNSR FUSE 8 TAN WIRE TAN/BLK WIRE TAN/WHT WIRE UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

35 26 LOW REF POS SENS SIG BLK WIRE BLK/WHT WIRE BRN WIRE CAMSHAFT POSITION (CMP) SENSOR (FRONT OF ENGINE, ABOVE CRANK PULLEY) DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE FUEL INJECTORS (TOP OF LEFT CYLINDER BANK) FUEL INJECTORS (TOP OF RIGHT CYLINDER BANK) GRY WIRE GRY/BLK WIRE LT BLU/BLK WIRE LT GRN/BLK WIRE ORG/BLK WIRE PNK PNK PNK PNK WIRE PNK WIRE PNK/BLK WIRE PNK/WHT WIRE PPL PPL/WHT WIRE TAN GRY WIRE TAN WIRE TAN/BLK WIRE TAN/WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE