GMC Sierra 1500 (2000-2012) tan/blk Wiring diagrams

13 34 12 59 58 17 27 28 8 65 25 13 5 49 44 43 LOW REF 22 21 4 58 LOW REF ECT SENS SIG 4.8L, 5.3L, 6.2L 4.3L BLK WIRE COMPUTER DATA LINES SYSTEM COOLING FAN DIODE 1 COOLING FAN DIODE 2 DK BLU/WHT WIRE DK GRN WIRE ENGINE CONTROL MODULE (ECM) FAN CNTRL RELAY FAN HI RELAY FAN LO RELAY FAN-1 FUSE 60 FAN-2 FUSE 62 GRY WIRE HOT AT ALL TIMES LEFT COOLING FAN (LEFT FRONT OF ENGINE COMPT) LT BLU WIRE ORG/BLK WIRE PWR/ TRN RELAY RIGHT COOLING FAN (RIGHT FRONT OF ENGINE COMPT) SENS SIG PWRTRN RLY CTRL FAN RLY CTRL FAN RLY CTRL DATA BUS (-) DATA BUS (+) TAN WIRE TAN/BLK WIRE UNDER- HOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) YEL 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

1-2 SHIFT SOLENOID (SS) VALVE 2-3 SHIFT SOLENOID (SS) VALVE 4.3L AUTOMATIC TRANSMISSION AUTOMATIC TRANSMISSION FLUID TEMPERATURE (TFT) SENSOR AUTOMATIC TRANSMISSION SHIFT LEVER BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (LOWER LEFT SIDE OF DASH) BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DK GRN WIRE ENGINE CONTROL MODULE (ECM) (LEFT FRONT OF ENGINE COMPT, NEAR FAN SHROUD) EXCEPT 4.3L GRY WIRE HI SPD GMLAN INPUT SHAFT SPEED SENSOR (ISS) INSTRUMENT PANEL CLUSTER (IPC) LO GM GMLAN LOGIC LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE MIL IND MIL IND. CTRL MIL SIG NCA WIRE ORG/ WIRE ORG/BLK WIRE PARK/NEUTRAL SIG PNK/WHT WIRE PPL PRESSURE CONTROL (PC) SOLENOID VALVE RED WIRE REPLICATED TOS SIG TAN WIRE TAN/BLK WIRE TORQUE CONVERTER CLUTCH (TCC) PULSE WIDTH MODULATION (PWM) SOLENOID VALVE TORQUE CONVERTER CLUTCH (TCC) SOLENOID VALVE TOW/ HAUL IND TOW/HAUL SW SIG TOW/HAUL SWITCH YEL WIRE YEL/BLK 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

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 OR MORE OF W/ ONSTAR, AUDIO AMPLIFIER (IF EQUIPPED) (UNDER REAR OF CENTER CONSOLE) BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (LOWER LEFT SIDE OF DASH) CHIME MODULE (CENTER OF DASH, BEHIND RADIO) DATA LINK CONNECTOR (DLC) (LOWER LEFT SIDE OF DASH) DIGITAL RADIO RECEIVER (BEHIND RIGHT END OF DASH) DIGITAL RADIO RECEIVER (IF EQUIPPED) (BEHIND RIGHT END OF DASH) DIGITAL RADIO, REAR SEAT, DK GRN WIRE DRIVER DOOR LOCK/WINDOW SWITCH DRIVER'S SEAT EARPHONE JACKS RADIO CONTROL GROUND DISTRIBUTION SYSTEM HEATED SEAT CONTROL MODULE (W/ SPO HEATED SEATS) HOT AT ALL TIMES HVAC CONTROL MODULE I/P FUSE BLOCK (LEFT SIDE OF DASH, INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE (SDM) (UNDER INSTRUMENT PANEL CLUSTER (IPC) LEFT I/P JUNCTION BLOCK (LOWER LEFT SIDE OF DASH) LOW SPD GMLAN SER DATA LOW SPEED GMLAN SERIAL DATA LOW SPEED SERIAL DATA LTR FUSE 53 (EXCEPT 6.6L) FUSE 50 (6.6L) MEMORY SEAT MODULE (W/ INDIVIDUAL FRONT SEAT) (UNDER FRONT OF NOT USED NOT USED PASSENGER DOOR LOCK/WINDOW SWITCH POWER DISTRIBUTION SYSTEM RADIO REAR OBJECT SENSOR CONTROL MODULE (AT REAR CARGO AREA, BEHIND TRIM PANEL) REAR SEAT AUDIO (RSA) CONTROL REAR SEAT AUDIO (RSA) CONTROL (IF EQUIPPED) RED/WHT WIRE REMOTE CONTROL DOOR LOCK RECEIVER (RCDLR) (TOP REAR OF PASSENGER COMPT) RIGHT I/P JUNCTION BLOCK (IN RIGHT END OF DASH) TAN WIRE TAN/BLK WIRE THEFT DETERRENT CONTROL MODULE (TDM) (ON RIGHT SIDE OF STEERING COLUMN) UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) VEHICLE COMMUNICATION INTERFACE MODULE (VCIM) (BEHIND CENTER OF DASH) W/ DIGITAL RADIO W/ DIGITAL RADIO, REAR SEAT, ONSTAR, EARPHONE JACKS RADIO CONTROL W/ FRONT SEAT, REMOTE CONTROL W/ INDIVIDUAL FRONT SEAT W/ LUXURY EDITION W/ ONSTAR W/ RADIO PROVISIONS W/ REAR SEAT, EARPHONE JACKS RADIO CONTROL W/ REMOTE KEYLESS ENTRY W/O INDIVIDUAL FRONT SEAT W/O LUXURY EDITION W/O LUXURY EDITION, W/ ODOMETER SECURITY PROVISIONS W/O RADIO PROVISIONS WHT WIRE

4.8L, 6.2L, 5.3L 5 4 12 13 HI SPD GMLAN (+) HI SPD GMLAN (-) HI SPD GMLAN (-) HI SPD GMLAN (+) 8600 GVM W/ ACTIVE BRAKE CONTROL 8600 GVW W/O ACTIVE BRAKE CONTROL BLK WIRE CAN BUS HI SERIAL DATA CAN BUS LOW SERIAL DATA COMM ENABLE DATA LINK RESISTOR (IN CHASSIS HARNESS, ON LEFT REAR CHASSIS CROSS MEMBER) ELECTRONIC BRAKE CONTROL MODULE (EBCM) (ON LEFT SIDE OF FRAME ASSEMBLY) EXCEPT 4.8L, 6.2L, 5.3L HI SPD GMLAN HI SPD GMLAN SERIAL DATA LEFT I/P JUNCTION BLOCK (LOWER LEFT SIDE OF DASH) LESS THAN 8600 GVM LO SERIAL DATA HI SERIAL DATA LT BLU WIRE LT GRN/BLK WIRE LT GRN/WHT WIRE SERIAL DATA SERIAL DATA COMM ENABLE TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TRAILER BRAKE VEHICLE COMMUNICATION INTERFACE MODULE (VCIM) (BEHIND CENTER OF DASH) W/ HYDRAULIC BRAKES W/ ACTIVE BRAKE CONTROL EXCEPT 10 SERIES W/ ONSTAR W/ TRAILER BRAKE W/ TWO SPEED TRANSFER CASE W/O W/O INTEGRATED TRAILER BRAKE CONTROL W/O ONSTAR W/O TRAILER BRAKE W/O TWO SPEED TRANSFER CASE YEL WIRE YEL/BLK WIRE

19 6 ACCESSORY WAKEUP SERIAL DATA 3 43 18 28 ACCESSORY WAKEUP SERIAL DATA 6 SPEED A/T 6.6L 6.0L 4.8L, 5.3L, 6.2L 4.3L 8 19 HIGH SPEED GMLAN SERIAL DATA BUS (+) SER DATA COMM ENABLE ACCESSORY WAKEUP SERIAL DATA AUTOMATIC TRANSMISSION BODY CONTROL MODULE (BCM) (LOWER LEFT SIDE OF DASH) CONTROL SOLENOID VALVE ASSEMBLY DK BLU WIRE DK GRN WIRE ELECTRONIC COMPASS MODULE ENGINE CONTROL MODULE (ECM) (LEFT FRONT OF ENGINE COMPT, NEAR FAN SHROUD) EXCEPT 6.6L 6.6L GLOW PLUG CONTROL MODULE (GPCM) (6.6L) (RIGHT FRONT SIDE OF ENGINE) HI SPD GMLAN SERIAL DATA HIGH SPEED GMLAN SERIAL DATA BUS + LEFT I/P BLOCK JUNCTION (LOWER LEFT SIDE OF DASH) LINEAR INTERCONNECT NETWORK BUS LT BLU WIRE LT GRN WIRE NETWORK BUS NITROGEN OXIDES SENSOR 1 (IN EXHAUST, TOP LEFT REAR REAR SIDE OF ENGINE) NITROGEN OXIDES SENSOR 2 (IN EXHAUST, MIDDLE OF DIESEL PARTICULATE FILTER) POWER TAKE OFF (PTO) MODULE (OUTSIDE OF RIGHT FRONT CHASSIS FRAME) REDUCTANT SENSOR MODULE (ABOVE REDUCTANT TANK) SER DATA COMMU- NICATION ENABLE TAN TAN/BLK WIRE TAN WIRE TAN/BLK TAN WIRE TAN/BLK WIRE TERMINATOR W/ PTO W/O PTO

1 2 3 4 9 10 BATTERY (+) BATTERY (+) BATTERY (+) BATTERY (+) GROUND BATTERY (+) BCM FUSE 15 BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (LOWER LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM CREW CAB CTSY FUSE 5 DIM FUSE 7 DK GRN WIRE DRIVER DOOR LATCH ASSEMBLY (REAR OF DRIVER'S DOOR) GRN WIRE GRY WIRE GRY/BLK WIRE HEAD HEAD OFF AUTO PARK HEADLAMP, PANEL DIMMER SWITCH HOT AT ALL TIMES HYBRID EXCEPT HYBRID I/P FUSE BLOCK (LEFT SIDE I/P FUSE BLOCK (LEFT SIDE OF DASH, IGN IS LPS FUSE 17 LEFT REAR DOOR LATCH ASSEMBLY (REAR OF LEFT REAR DOOR) LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE LT STOP TRN FUSE 6 OF DASH) OFF AUTO PARK PARK BRAKE SW SIGNAL PASSENGER DOOR LATCH ASSEMBLY (REAR OF PASSENGER'S DOOR) PNK/BLK WIRE POWER DISTRIBUTION RED/WHT WIRE RIGHT I/P JUNCTION BLOCK (IN RIGHT END OF DASH) RIGHT REAR DOOR LATCH ASSEMBLY (REAR OF RIGHT REAR DOOR) RT STOP TRN FUSE 8 STOP LAMPS FUSE 12 SYSTEM TAN WIRE TAN/BLK WIRE TAN/WHT WIRE W/ ELECTRONIC DOOR LOCK CONTROL W/O ELECTRONIC DOOR LOCK CONTROL W/ POWER WINDOWS WHT WIRE

1 2 3 4 9 10 BATTERY (+) BATTERY (+) BATTERY (+) BATTERY (+) GROUND BATTERY (+) 14 15 RIGHT REAR DOOR AJAR SW LEFT REAR DOOR AJAR SW 5 4 13 9 LOW REF LF OPEN SIG LF AJAR SIG LO SPD DATA 9 5 13 LO SPD DATA LOW REF RF AJAR SIG BCM FUSE 15 BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (LOWER LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM CREW CAB CTSY FUSE 5 DIM FUSE 7 DK GRN WIRE DOOR DRIVER DOOR LATCH ASSEMBLY (REAR OF DRIVER'S DRIVER DOOR LOCK/ WINDOW SWITCH GRY/BLK WIRE HEAD HEAD OFF AUTO PARK HEADLAMP, PANEL DIMMER SWITCH HOT AT ALL TIMES I/P FUSE BLOCK (LEFT SIDE IGN IS LPS FUSE 17 LEFT REAR DOOR LATCH ASSEMBLY (REAR OF LEFT REAR DOOR) LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE LT STOP TRN FUSE 6 OF DASH) OFF AUTO PARK PARK BRAKE SW SIGNAL PASSENGER DOOR LATCH ASSEMBLY (REAR OF PASSENGER'S PASSENGER DOOR LOCK/ WINDOW SWITCH PNK/BLK WIRE POWER DISTRIBUTION SYSTEM RED/WHT WIRE RIGHT I/P JUNCTION BLOCK (IN RIGHT END OF DASH) RIGHT REAR DOOR LATCH ASSEMBLY (REAR OF RIGHT REAR DOOR) RT STOP TRN FUSE 8 STOP LAMPS FUSE 12 TAN WIRE TAN/BLK WIRE TAN/WHT WIRE WHT WIRE YEL WIRE