GMC Sierra 2500 HD (2002-2012) lt blu Wiring diagrams

6 SPEED A/T 6.0L (VIN K) AUTOMATIC A/C AUXILIARY BATTERY AUXILIARY BATTERY RELAY (IF EQUIPPED) (REAR OF ENGINE COMPT) BLK WIRE BODY BUILDER EMERGENCY LAMP BODY INSTRUMENT CONTROL PANEL MODULE CLUSTER (BCM) (IPC) DK GRN WIRE EMERGENCY VEHICLE WIRING (BLUNT CUT) ENGINE TRANSMISSION CONTROL CONTROL MODULE MODULE (ECM) (TCM) EVAPORATIVE EMISSION (EVAP) CANISTER VENT SOLENOID VALVE FROM LEFT I/P J/B (DIAGRAM 4 OF 6) FROM UNDERHOOD FUSE BLOCK (DIAGRAM 6 OF 6) FUSE FUSE FUSE FUSE HOLDER (RIGHT SIDE FUSIBLE LINK 1 (14 GA- FUSIBLE LINK 2 (14 GA- FUSIBLE LINK 3 GENERATOR HDLP WASH FUSE 22 HVAC CONTROL MODULE (ON RIGHT FRONT CORNER OF HVAC MODULE) HVAC LTR BATT FUSE 53 FUSE 39 I/P 1 ACCESSORY POWER OUTLET DATA LINK CONNECTOR (DLC) MANUAL A/C IPC FUSE 46 ITBC FUSE 6 TREC FUSE 67 FUSE 37 LEFT BATTERY LEFT I/P J/B (LOWER LEFT SIDE OF DASH) LT BLU WIRE LT GRN WIRE MEGA FUSE (RIGHT REAR OF ENGINE COMPT) MEGA MEGA FUSE FUSE MEGA OF FIREWALL) FUSE MOBILE RADIO FUSE BLOCK FUSE (BEHIND RIGHT SIDE OF DASH) MODULE NCA WIRE ORG/ WIRE POWER SUPPLY POWER SUPPLY, AUXILIARY BATTERY RED WIRE RED/BLK WIRE RED/WHT WIRE RELAY RELAY A RELAY B RIGHT BATTERY RIGHT I/P J/B (IN RIGHT END OF DASH) RUN WIRE STARTER STUD 2 FUSE 63 TCM-BATT ECM- FUSE 14 BATT FUSE 12 TO ROOF BEACON SWITCH (DIAGRAM 2 OF 6) TO STUD 1 FUSE 68 (DIAGRAM 2 OF 6) TO UNDERHOOD FUSE BLOCK (DIAGRAM 2 OF 6) TO UNDERHOOD FUSE BLOCK (DIAGRAM 3 OF 6) TRAILER BRAKE (BLUNT CUT) UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) W/ AUXILIARY BATTERY W/ EMERGENCY VEHICLE ROOF LAMP RELAY W/ WRECKER EMERGENCY LAMP PROVISIONS W/ WRECKER RELAY (4.3L) (TOP LEFT REAR OF ENGINE) WHT WIRE WRECKER RELAY WSW/HTR FUSE 66 YEL WIRE

1 8 13 B+ LOW REF LO SPD DATA BLK WIRE BLK/WHT WIRE BLU WIRE CHIME MODULE (EXCEPT W/RADIO) (CENTER OF DASH) COMPUTER DATA LINES SYSTEM DIESEL DK GRN WIRE DLIS FUSE 36 FUSE 34 DRIVER SEAT BELT SW SIG DRIVER'S INFO CENTER DRIVER'S SEAT BELT WARNING LED EXCEPT W/RADIO GAS DIESEL GMLAN LO-SPD SERIAL DATA GRY WIRE HOT AT ALL TIMES IGNITION SWITCH INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE (UNDER DRIVER'S SEAT) INSTRUMENT PANEL CLUSTER IPC FUSE 48 FUSE 46 JUNCTION BLOCK (LEFT I/P) (LOWER LEFT SIDE OF DASH) KEY-IN IGNITION SWITCH LOGIC LT BLU WIRE NCA WIRE PARK BRAKE SWITCH (ON PARK BRAKE PEDAL ASSEMBLY) PARK/NEUTRAL POSITION SWITCH (ON LEFT REAR SIDE OF TRANSMISSION) PNK LOW REF WIRE PNK PNK SUPPLEMENTAL RESTRAINTS SYSTEM WIRE PNK WIRE RADIO (W/RADIO) (CENTER OF DASH) RANGE SW - C RANGE SW A RANGE SW B RANGE SW P RDO FUSE 43 FUSE 41 RED/WHT WIRE SEAT BELT BUCKLE (DRIVER) SEAT BELT SWITCH SOUND SYSTEM SPLICE PACK TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TRANSMISSION CONTROL MODULE (LEFT FRONT OF ENGINE COMPT, NEAR FAN SHROUD) UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPARTMENT) W/RADIO WHT WIRE YEL WIRE

1 2 3 4 9 10 BATTERY (+) BATTERY (+) BATTERY (+) BATTERY (+) GROUND BATTERY (+) BCM FUSE BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (ON LOWER LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM CREW CAB ONLY CTSY FUSE DIM FUSE DK GRN WIRE DOOR LATCH ASSEMBLY (LEFT REAR) DOOR LATCH ASSEMBLY (PASSENGER) DOOR LATCH ASSEMBLY (RIGHT REAR) DOOR LATCH ASSEMBLY- DRIVER DOOR LOCKS SYSTEM FUSE BLOCK (I/P) (LEFT SIDE OF DASH) GRY WIRE GRY/BLK WIRE HEAD HEADLAMP, PANEL DIMMER SWITCH HOT AT ALL TIMES IS LPS FUSE JUNCTION BLOCK (LEFT I/P) JUNCTION BLOCK (RIGHT I/P) (IN RIGHT END OF DASH) LEFT FRONT DOOR OPEN SW LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE LT STOP TRN FUSE PARK AUTO OFF PARK BRAKE SW SIGNAL PNK IG III WIRE PNK WIRE RED/WHT WIRE RT STOP TRN FUSE STOP LAMPS FUSE TAN WIRE TAN/BLK WIRE TAN/WHT WIRE WHT WIRE

1 8 13 B+ LOW REF LO SPD DATA BLK WIRE BLK/WHT WIRE BLU WIRE CHIME MODULE (EXCEPT W/RADIO) (CENTER OF DASH) COMPUTER DATA LINES SYSTEM DIESEL DK GRN WIRE DLIS FUSE 36 FUSE 34 DRIVER SEAT BELT SW SIG DRIVER'S INFO CENTER DRIVER'S SEAT BELT WARNING LED EXCEPT W/RADIO GAS DIESEL GMLAN LO-SPD SERIAL DATA GRY WIRE HOT AT ALL TIMES IGNITION SWITCH INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE (UNDER DRIVER'S SEAT) INSTRUMENT PANEL CLUSTER IPC FUSE 48 FUSE 46 JUNCTION BLOCK (LEFT I/P) (LOWER LEFT SIDE OF DASH) KEY-IN IGNITION SWITCH LOGIC LT BLU WIRE NCA WIRE PARK BRAKE SWITCH (ON PARK BRAKE PEDAL ASSEMBLY) PARK/NEUTRAL POSITION SWITCH (ON LEFT REAR SIDE OF TRANSMISSION) PNK LOW REF WIRE PNK PNK SUPPLEMENTAL RESTRAINTS SYSTEM WIRE PNK WIRE RADIO (W/RADIO) (CENTER OF DASH) RANGE SW - C RANGE SW A RANGE SW B RANGE SW P RDO FUSE 43 FUSE 41 RED/WHT WIRE SEAT BELT BUCKLE (DRIVER) SEAT BELT SWITCH SOUND SYSTEM SPLICE PACK TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TRANSMISSION CONTROL MODULE (LEFT FRONT OF ENGINE COMPT, NEAR FAN SHROUD) UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPARTMENT) W/RADIO WHT WIRE YEL WIRE

2 3 4 GMLAN 3 10 B+ GMLAN 4 6 B+ GND SWITCH 5060 262 5942 5925 5927 COMPUTER DATA LINES SYSTEM 5060 5946 1663 COMPUTER DATA LINES SYSTEM 7 9 LCK CNTRL UNLCK CNTRL 9 4 5 7 8 GMLAN SW SIG LOW REF LCK CNTRL UNLCK CNTRL 9 7 8 GMLAN LOCK CNTRL UNLCK CNTRL BCM FUSE 15 BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (LOWER LEFT SIDE OF DASH) COAX COMPUTER DATA LINES SYSTEM DDM FUSE 4 DIM FUSE 7 DK GRN WIRE DRIVER DOOR LOCK/ WINDOW SWITCH DRIVER INFORMATION CENTER (DIC) DISPLAY DSM FUSE 25 GMLAN GROUND DISTRIBUTION SYSTEM GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES I/P FUSE BLOCK (LEFT SIDE OF DASH, INSTRUMENT PANEL CLUSTER (IPC) KEY SWITCH KEYLESS ENTRY ANTENNA LCK 1 FUSE 21 LOCK LOCK ACTUATOR LOCK/ UNLOCK PCB RELAY LOGIC LT BLU WIRE LT GRN WIRE PASSENGER DOOR LATCH ASSEMBLY (REAR OF PASSENGER'S DOOR) PASSENGER DOOR LOCK/ WINDOW SWITCH PDM FUSE 9 POWER DISTRIBUTION SYSTEM PPL RED/WHT WIRE REMOTE CONTROL DOOR LOCK RECEIVER (RCDLR) (TOP REAR OF PASSENGER COMPT) RIGHT I/P JUNCTION BLOCK (IN RIGHT END OF DASH) RIGHT REAR DOOR LATCH ASSEMBLY (CREW CAB: REAR OF RIGHT REAR DOOR) SECURITY INDICATOR TAN WIRE UNLCK 1 FUSE 18 UNLOCK DOOR LOCK UNLOCK DOOR LOCK SWITCH 4 6 B+ GND WHT WIRE YEL WIRE

ACCESSORY VOLTAGE ACCESSORY VOLTAGE WINDOW DOWN WINDOW UP B+ VOLT BLK WIRE BODY CONTROL MODULE (BCM) (LOWER LEFT SIDE OF DASH) BRN WIRE BRN/WHT WIRE DK BLU WIRE DK GRN WIRE DRIVER WINDOW MOTOR (INSIDE DRIVER'S DOOR) DRIVER WINDOW SWITCH GROUND HOT AT ALL TIMES I/P FUSE BLOCK (LEFT SIDE OF DASH, ILLUMINATION LEFT I/P JUNCTION BLOCK (LOWER LEFT SIDE OF DASH) LEFT REAR WINDOW MOTOR (IN LEFT REAR DOOR) LEFT REAR WINDOW SWITCH LOGIC ACCESSORY VOLTAGE LOGIC B+ LOGIC B+ VOLT LR WINDOW LT BLU WIRE LT BLU/WHT WIRE LT DR CIRCUIT BREAKER LT GRN WIRE PASSENGER WINDOW PASSENGER WINDOW MOTOR (INSIDE PASSENGER'S DOOR) PASSENGER WINDOW SWITCH PPL PWR WND LOCKOUT LR SIGNAL PWR WND LOCKOUT RR CONTROL PWR WND LOCKOUT RR CTRL PWR WND LOCKOUT SIG PWR WND MOTOR LF DOWN CTRL PWR WND MOTOR LF UP CTRL PWR WND MOTOR LR DOWN CTRL PWR WND MOTOR LR UP CTRL PWR WND MOTOR RF DOWN CTRL PWR WND MOTOR RF UP CTRL PWR WND MOTOR RR DOWN CTRL PWR WND MOTOR RR UP CTRL PWR WND SW LR DOWN SIG PWR WND SW LR UP SIG PWR WND SW PASS DOWN SIG PWR WND SW PASS UP SIG PWR WND SW RR DOWN SIG PWR WND SW RR UP SIG PWR WND SWITCH LR DOWN SIGNAL PWR WND SWITCH LR UP SIGNAL PWR WND SWITCH RR DOWN SIGNAL PWR WND SWITCH RR UP SIGNAL RED/WHT WIRE RIGHT REAR WINDOW MOTOR (IN RIGHT REAR DOOR) RIGHT REAR WINDOW SWITCH RR WINDOW RT DOORS CIRCUIT TAN WIRE UP EXPRS DOWN WINDOW DOWN WINDOW DRIVER WINDOW SWITCH WINDOW UP YEL 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 BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (LOWER LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM CREW CAB CTSY FUSE DIM FUSE DK GRN WIRE DOOR) PNK WIRE DRIVER DOOR LATCH ASSEMBLY (IN REAR OF DRIVER FRONT DRIVER DOOR LOCK/ WINDOW SWITCH FRONT DOOR) GRY/BLK WIRE HEAD HEAD OFF AUTO PARK HEADLAMP, PANEL DIMMER SWITCH HOT AT ALL TIMES I/P FUSE BLOCK (LEFT SIDE IS LPS FUSE 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 OF DASH) OFF AUTO PARK PARK BRAKE SW SIGNAL PASSENGER DOOR LATCH ASSEMBLY (IN REAR OF PASSENGER PASSENGER DOOR LOCK/ WINDOW SWITCH PNK IGN III 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 STOP LAMPS FUSE TAN WIRE TAN/BLK WIRE TAN/WHT WIRE WHT WIRE YEL WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 B+ 1 8 13 B+ LOW REF LO SPD DATA BLK WIRE BLK/WHT WIRE BLU WIRE BRAKE IND CHIME MODULE (CENTER OF DASH, BEHIND RADIO) DK GRN WIRE DLIS FUSE 35 FUSE 32 DRIVER SEAT BELT BUCKLE DRIVER SEAT BELT SW SIG DRIVER SEAT BELT SWITCH GAS DIESEL HOT AT ALL TIMES IGNITION SWITCH INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE (SDM) (UNDER DRIVER'S SEAT) INSTRUMENT PANEL CLUSTER (IPC) IPC FUSE 46 FUSE 43 KEY-IN IGNITION SWITCH LEFT I/P JUNCTION BLOCK (LOWER LEFT SIDE OF DASH) LO SPD GMLAN SERIAL DATA LOGIC LOW REF LOW TIRE PRESSURE IND LT BLU WIRE NCA WIRE PARK BRAKE SWITCH (ON PARK BRAKE PEDAL ASSEMBLY) PNK LOW REF WIRE PNK PNK SUPPLEMENTAL RESTRAINTS SYSTEM WIRE PNK WIRE POWER DISTRIBUTION SYSTEM PPL RADIO RDO FUSE 42 FUSE 39 RED/WHT WIRE SEAT BELT IND SERIAL DATA SOUND SYSTEMS SPLICE PACK TAN WIRE TAN/WHT WIRE UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) W/ LUXURY EDITION W/ RADIO PROVISIONS W/O RADIO PROVISIONS WHT WIRE

1 2 3 4 9 10 BATTERY (+) BATTERY (+) BATTERY (+) BATTERY (+) GROUND BATTERY (+) BCM FUSE BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (LOWER LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM CREW CAB CTSY FUSE DIM FUSE DK GRN WIRE DRIVER DOOR LATCH ASSEMBLY (REAR OF DRIVER'S DOOR) GRY WIRE GRY/BLK WIRE HEAD HEAD OFF AUTO PARK HEADLAMP, PANEL DIMMER SWITCH HOT AT ALL TIMES I/P FUSE BLOCK (LEFT SIDE I/P FUSE BLOCK (LEFT SIDE OF DASH, IS LPS FUSE 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 OF DASH) OFF AUTO PARK PARK BRAKE SW SIGNAL PASSENGER DOOR LATCH ASSEMBLY (REAR OF PASSENGER'S DOOR) PNK IGN III WIRE PNK 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 STOP LAMPS FUSE SYSTEM TAN WIRE TAN/BLK WIRE TAN/WHT WIRE W/ ELECTRIC DOOR LOCK CONTROL W/O ELECTRIC DOOR LOCK CONTROL W/ POWER WINDOWS WHT WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 B+ 1 8 13 B+ LOW REF LO SPD DATA BLK WIRE BLK/WHT WIRE BLU WIRE BRAKE IND CHIME MODULE (CENTER OF DASH, BEHIND RADIO) DK GRN WIRE DLIS FUSE 35 FUSE 32 DRIVER SEAT BELT BUCKLE DRIVER SEAT BELT SW SIG DRIVER SEAT BELT SWITCH GAS DIESEL HOT AT ALL TIMES IGNITION SWITCH INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE (SDM) (UNDER DRIVER'S SEAT) INSTRUMENT PANEL CLUSTER (IPC) IPC FUSE 46 FUSE 43 KEY-IN IGNITION SWITCH LEFT I/P JUNCTION BLOCK (LOWER LEFT LO SPD GMLAN SERIAL DATA LOGIC LOW REF LOW TIRE PRESSURE IND LT BLU WIRE NCA WIRE PARK BRAKE SWITCH (ON PARK BRAKE PEDAL ASSEMBLY) PNK LOW REF WIRE PNK PNK SUPPLEMENTAL RESTRAINTS SYSTEM WIRE PNK WIRE POWER DISTRIBUTION SYSTEM PPL RADIO RDO FUSE 42 FUSE 39 RED WIRE RED/WHT WIRE SEAT BELT IND SERIAL DATA SIDE OF DASH) SOUND SYSTEMS TAN WIRE TAN/WHT WIRE UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) W/ LUXURY EDITION W/ RADIO PROVISIONS W/O RADIO PROVISIONS WHT WIRE