GMC Sierra 1500 HD (2001-2006) blk Wiring diagrams

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 TP SENSOR 1 SIG ACCELERATION PEDAL POSITION SENSOR (BEHIND ACCELERATOR PEDAL) APP SENSOR 1 SIG BLK WIRE BLK/WHT WIRE BRN WIRE CRUISE CONTROL ON/OFF SWITCH CRUISE FUSE DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE ETC FUSE GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN RUN HOT IN RUN, START LEFT I/P FUSE BLOCK (ON LOWER LEFT SIDE OF DASH) LOW REF APP SENSOR 3 SIG LOW REF LOW REF APP SENSOR 2 SIG PPL LT BLU WIRE LT BLU/BLK WIRE LT GRN/BLK WIRE NCA WIRE OF TRANSFER CASE) OF TRANSMISSION) OFF ORG/ WIRE ORG/BLK WIRE PNK WIRE POWERTRAIN CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) PPL PPL/WHT WIRE RESUME/ACCEL SERIAL DATA SET/COAST STOP LPS FUSE STOPLAMP SWITCH (TOP OF BRAKE PEDAL) TAN WIRE THROTTLE ACTUATOR CONTROL MOTOR (ON THROTTLE BODY) THROTTLE POSITION SENSOR (ON THROTTLE BODY ASSEMBLY) UNDERHOOD FUSE BLOCK (NEAR BATTERY) VEH STOP FUSE VEHICLE SPEED SENSOR (VSS) VEHICLE SPEED SENSOR ADAPTER VSS HIGH VSS LOW WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

A/T A/T M/T BLK WIRE BLK/WHT WIRE BODY RELAY BLOCK (UNDER LEFT SIDE OF DASH) BRAKE FUSE BRN WIRE BRN/WHT WIRE CLUTCH CRUISE CONTROL MODULE (LEFT REAR OF ENGINE COMPT, ON FIREWALL) CRUISE CONTROL ON/OFF SWITCH CRUISE ENGAGE IN CRUISE ENGAGE OUT SPEED SENSOR INPUT CRUISE FUSE DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN RUN INSTRUMENT CLUSTER SYSTEM LEFT I/P FUSE BLOCK (ON LOWER LEFT SIDE OF DASH) LT BLU WIRE LT BLU/BLK WIRE LT GRN/BLK WIRE M/T M/T A/T NCA WIRE OFF ORG/ WIRE POWERTRAIN CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) PPL PPL/WHT WIRE RESUME/ACCEL SET/COAST SOUND SYSTEMS SPEED SENSOR OUT STOP LPS FUSE STOPLAMP SWITCH (TOP OF BRAKE PEDAL) SWITCH (TOP OF CLUTCH PEDAL) UNDERHOOD FUSE BLOCK (NEAR BATTERY) VEH STOP FUSE VEHICLE SPEED SENSOR (VSS) VEHICLE SPEED SENSOR ADAPTER VSS HIGH VSS LOW WHT WIRE

5 CM FROM BATTERY 3 BLK WIRE BLK/WHT WIRE BRAKE PEDAL POSITION SENSOR BREAKOUT) COMPUTER DATA LINES SYSTEM EHPS FUSE ELECTRO HYDRAULIC POWER STEERING (EHPS) MODULE (LEFT FRONT OF ENGINE) ENERGY STORAGE BOX (UNDER REAR PASSENGER SEAT) GROUND GRY/BLK WIRE HOT IN ACCY, RUN AND START HOT IN RUN AND START I/P FUSE BLOCK (ON LOWER LEFT SIDE OF DASH) ING 0 FUSE LT BLU WIRE LT GRN WIRE NCA WIRE ORG/ WIRE PNK WIRE RED WIRE SERVICE DIS- CONNECT STARTING/ CHARGING SYSTEM STEERING WHEEL POSITION SIGNAL A STEERING WHEEL POSITION SIGNAL B TAN WIRE TAN/WHT WIRE UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENG COMPT) YEL WIRE YEL/BLK WIRE

BLK WIRE GROUND HOT IN RUN AND START I/P RELAY BLOCK I/P RELAY BLOCK (NEAR LEFT KICK PANEL) INTERIOR LIGHTING SYSTEMS LEFT FRONT SHOCK ABSORBER SOLENOID (PART OF LEFT FRONT SHOCK) LEFT REAR SHOCK ABSORBER SOLENOID (PART OF LEFT REAR SHOCK) LOGIC NORMAL/ FIRM PNK WIRE PPL RIDE INDICATOR RIDE SIGNAL RIGHT FRONT SHOCK ABSORBER SOLENOID (PART OF RIGHT FRONT SHOCK) RIGHT REAR SHOCK ABSORBER SOLENOID (PART OF RIGHT REAR SHOCK) SELECTABLE RIDE SWITCH SEO IGN FUSE TAN WIRE TAN/WHT WIRE UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) WHT WIRE

BLK WIRE BODY CONTROL MODULE (ON LOWER LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM HOT AT ALL TIMES HOT IN RUN, START HTR HVAC CONTROL MODULE (IN CENTER OF DASH) I/P RELAY BLOCK (NEAR LEFT KICK PANEL) IGN LOGIC LT GRN WIRE PPL REAR DEFOG SWITCH REAR DEFOGGER RELAY REAR WINDOW DEFOGGER GRID RELAY CNTRL SERIAL DATA WHT WIRE

13 14 15 PPL 17 18 19 PPL 3-2 SS SENS GND B+ CLS 2 DATA CLS 2 DATA SENS RTN REF LOW BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BELOW STEERING COLUMN) BRN WIRE BRN/WHT WIRE CKP COOLANT LEV DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE ECMB FUSE FUSE FUSE GND SENS GND EGR INPUT GND SENS GND PPL GRY WIRE HOT AT ALL TIMES HOT IN RUN, START IGN 0 FUSE INJA FUSE FUSE INJB FUSE INJECTORS KNOCK SENS LEFT I/P FUSE BLOCK LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE NCA WIRE OIL LEV ORG/ WIRE ORG/BLK WIRE PNK 1 2 3 4 5 WIRE PNK PNK WIRE PNK WIRE PNK/BLK WIRE POWERTRAIN CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) PPL PPL PPL PPL/WHT WIRE PRND A BRK SW PRND P CLUTCH SW PPL PRND B CMP ECT SIG IGN RANGE B RANGE C IGN B+ REF LOW RED WIRE SENS GND TAN WIRE TAN/WHT WIRE UNDER- HOOD JUNCTION BLOCK WHT WIRE YEL WIRE YEL/BLK WIRE

13 14 15 PPL 17 18 19 PPL 2 3 4 PPL AIR MAXI FUSE BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE DK BLU WIRE DK GRN/WHT WIRE ECM-B FUSE ENGINE COOLANT LEVEL SWITCH (IN COOLANT RESERVOIR) ENGINE COOLANT TEMPERATURE SENSOR (LEFT FRONT OF CYLINDER HEAD) ENGINE OIL LEVEL SWITCH (RIGHT SIDE OF OIL PAN) FUEL PUMP RELAY FUEL PUMP/ LEVEL SENSOR (IN FUEL TANK) GRY WIRE HEATED OXYGEN SENSOR (BANK 1 SENSOR 1) (LEFT EXH PIPE, BEFORE CONVERTER) HEATED OXYGEN SENSOR (BANK 2 SENSOR 2) (RIGHT EXH PIPE, AFTER CONVERTER) HOT AT ALL TIMES HOT IN RUN, START IGN E FUSE KNOCK SENSOR (REAR OF ENGINE BLOCK) LT GRN WIRE NCA WIRE ORG/BLK WIRE PARK/NEUTRAL POSITION SWITCH (LEFT SIDE OF TRANSMISSION) PNK 1 2 3 4 5 WIRE PNK PNK WIRE PNK WIRE PNK/BLK WIRE PPL PPL 5 6 PPL PPL PPL/WHT WIRE RED WIRE SECONDARY AIR INJECTION REACTION PUMP (RIGHT REAR OF ENGINE COMPT) SECONDARY AIR INJECTION REACTION RELAY (RIGHT REAR OF ENGINE COMPARTMENT) SECONDARY AIR INJECTION REACTION SOLENOID (RIGHT REAR OF ENGINE COMPT) TAN WIRE TAN/WHT WIRE THROTTLE POSITION SENSOR (ON THROTTLE BODY ASSY) UNDER- HOOD JUNCTION BLOCK WHT WIRE WHT/ BLK WIRE YEL WIRE

1-2 SOL 2 3 4 PPL 2-3 SOL 25 26 27 PNK PNK WIRE 28 29 30 PNK WIRE 3-2 SOL A/T FLUID PRESSURE MANUAL VALVE POSITION SWITCH AUTOMATIC TRANSAXLE BLK WIRE BLK/WHT WIRE BLU WIRE BODY JUNCTION BLOCK BRN WIRE BRN/WHT WIRE CAMSHAFT POSITION SENSOR (IN DISTRIBUTOR) CLUTCH PEDAL POSITION SWITCH (TOP OF PEDAL BRACKET) DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE EVAP CANISTER PURGE SOLENOID (TOP RIGHT REAR OF ENGINE) EVAP CANISTER VENT VALVE (LEFT FRONT SIDE OF FUEL TANK) EXHAUST GAS RECIRCULATION VALVE (TOP RIGHT FRONT OF ENGINE) FUEL TANK PRESSURE SENSOR (IN FUEL TANK) FUSE FUSE BLOCK BRAKE FUSE GRY DK GRN WIRE GRY WIRE HOT IN RUN, START IAT SENSOR IGN LEFT 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) MASS AIRFLOW SENSOR (IN AIR INTAKE DUCT) ORG/ WIRE ORG/BLK WIRE PC SOL VALVE PNK PNK 9 10 11 12 13 14 WIRE PNK PNK WIRE PNK WIRE PNK/BLK WIRE PPL PPL 5 6 PPL/WHT WIRE RED WIRE RED/BLK WIRE REV SIGNAL STOP LAMP SWITCH (TOP OF BRAKE PEDAL BRACKET) TAN WIRE TAN/BLK WIRE TCC PWM SOL TCC SOL TFT SENSOR UNDER- HOOD JUNCTION BLOCK VEHICLE SPEED SENSOR (LEFT REAR OF TRANSMISSION) WHT WIRE YEL WIRE YEL/BLK WIRE

25 26 27 PNK PNK WIRE 28 29 30 PNK WIRE A/C REQ A/C SYSTEM AIR PUMP ANTI-LOCK BRAKE SYSTEM (SPEED SIGNAL) BLK WIRE BLK/ GRY WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE COIL DRIVER COIL WIRE CRUISE CONTROL SYSTEM CRUISE ENG DISTRIBUTOR DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE EVAP VENT MIL CTRL 2-3 SS 1-2 SS VSS OUT VSS OUT TFT SENS SIG GEN F FRONT AXLE ACTUATOR (RIGHT SIDE OF CENTER ON AXLE HOUSING) FRT AXLE SW VSS LOW VSS HIGH FUSE GEN L GRY WIRE GRY/BLK WIRE HOT IN RUN, START IAC COIL HI IAC COIL LO IAC COIL LO IAC COIL HI IDLE AIR CONTROL VALVE (TOP OF THROTTLE BODY) IGN IGN FEED GND EGR GND TCC SOL A/C CLU IGNITION COIL IGNITION CONTROL MODULE (RIGHT REAR OF ENGINE) INSTRUMENT CLUSTER SYSTEMS (SPEED SIGNAL) INSTRUMENT PANEL CLUSTER MALFUNCTION INDICATOR LAMP LEFT I/P FUSE BLOCK LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/WHT WIRE MAF SIG MAP SIG RECIRC DOOR EVAP CANP PC SOL HI EGR CTRL PC SOL LO FUEL PMP RPM OUT RECIRC SW PNK PNK WIRE PNK WIRE POWERTRAIN CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) PPL PPL FUEL LEV CYC SW IN PPL/WHT WIRE PRND C TRANS RNG A FUEL SIG CTRL PNK WIRE RED WIRE RED/BLK WIRE RPM OUT SENS GND STARTING/CHARGING SYSTEM TAN WIRE TAN/BLK WIRE TIMING TP SIG IAT SIG IC TIMING CTRL TRANSFER CASE SHIFT CONTROL SWITCH (LEFT FRONT OF TRANSAXLE CASE) UNDER- HOOD JUNCTION BLOCK WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

13 14 15 PPL 17 18 19 PPL 3-2 SS SENS GND B+ CLS 2 DATA CLS 2 DATA SENS RTN REF LOW BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BELOW STEERING COLUMN) BRN WIRE BRN/WHT WIRE CKP COOLANT LEV DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE ECMB FUSE FUSE FUSE GND SENS GND EGR INPUT GND SENS GND PPL GRY WIRE HOT AT ALL TIMES HOT IN RUN, START INJA FUSE FUSE INJB FUSE INJECTORS KNOCK SENS LEFT I/P FUSE BLOCK IGN 0 FUSE LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE NCA WIRE OIL LEV ORG/ WIRE ORG/BLK WIRE PNK 1 2 3 4 5 WIRE PNK PNK WIRE PNK WIRE PNK/BLK WIRE POWERTRAIN CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) PPL PPL PPL PPL/WHT WIRE PRND A BRK SW PRND P CLUTCH SW PPL PRND B CMP ECT SIG IGN RANGE B RANGE C IGN B+ REF LOW RED WIRE SENS GND TAN WIRE UNDER- HOOD JUNCTION BLOCK WHT WIRE YEL WIRE YEL/BLK WIRE