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

6 SPEED 4 SPEED BLK WIRE BODY CONTROL MODULE (BCM) BRN WIRE DK BLU WIRE DLIS FUSE 36 DRIVER SEAT 2 CIRCUIT BREAKER EAP FUSE 39 ELECTRONIC ADJUSTABLE ENGINE CONTROL MODULE (ECM) EXCEPT 4.3L 4.3L EXCEPT 6-WAY POWER SEAT EXCEPT AUTO POWER MIRROR AUTO POWER MIRROR EXCEPT PUSHBUTTON FROM LGM FUSE (DIAGRAM 1 OF 5) FUSE BLOCK (UNDERHOOD) (RIGHT SIDE OF FIREWALL) I/P MULTIFUNCTION SWITCH ASSEMBLY IGN I/II IGNITION SWITCH J/B (LEFT I/P) J/B (RIGHT I/P) KEY-IN SWITCH MAIN HARNESS ASSEMBLY BREAKOUT) MBEC 1 FUSE 71 MEMORY SEAT MODULE OFF PARK ENABLE PASS SEAT 1 CIRCUIT BREAKER PCB RELAY PEDAL ASSEMBLY) PEDALS PCB RELAY PNK WIRE PNK/BLK WIRE PPL PUSHBUTTON PWR REAR WNDW CIRCUIT BREAKER RED WIRE RED/WHT WIRE RT DOORS CIRCUIT BREAKER RUN WIRE SEAT ADJUSTER SWITCH (PASSENGER) SEAT ADJUSTER SWITCH DRIVER SEAT LUMBAR SWITCH (PASSENGER) SLIDING REAR WNDOW CLOSE RELAY SLIDING REAR WNDOW OPEN RELAY THEFT DETERRENT MODULE TO RUN/CRANK RELAY (DIAGRAM 5 OF 5) TRANSFER CASE SHIFT CONTROL MODULE TRANSMISSION CONTROL MODULE (TCM) WHT WIRE WINDOW SWITCH (PASSENGER) PASSENGER DOOR SWITCH (PDS) WINDOW SWITCH (RIGHT REAR) YEL WIRE YEL/BLK WIRE

BLK WIRE DK BLU WIRE DK GRN WIRE DRIVER SEAT 2 CIRCUIT BREAKER DRIVER SEAT ADJUSTER MOTOR ASSEMBLY (ON DRIVER'S SEAT TRACK) DRIVER SEAT ADJUSTER SWITCH DRIVER SEAT FRONT VERTICAL MOTOR DRIVER SEAT HORIZONTAL MOTOR DRIVER SEAT REAR VERTICAL MOTOR HOT AT ALL TIMES LEFT I/P JUNCTION BLOCK (LOWER LEFT SIDE OF DASH) LT BLU WIRE LT GRN WIRE NCA WIRE RED/WHT WIRE RWD TAN WIRE YEL WIRE

1 4 5 6 GND GND B+ B+ 2426 2080 2482 2435 PNK LOW REF LOW REF LOW REF LOW REF WIRE 4 1 3 2 2425 2079 2436 2434 TEMP SIG TEMP SIG TEMP SIG TEMP SIG BLK WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE DRIVER BACK HEATED SEAT ELEMENT (IN DRIVER'S SEAT BACK) DRIVER CUSHION HEATED SEAT ELEMENT (IN DRIVER'S SEAT CUSHION) DRIVER SEAT 2 GRY WIRE HOT AT ALL TIMES LEFT I/P JUNCTION BLOCK (LOWER LEFT SIDE OF DASH) LT BLU WIRE LT GRN WIRE MEMORY SEAT MODULE (UNDER FRONT OF DRIVER'S SEAT) NCA WIRE PASSENGER BACK HEATED SEAT ELEMENT (IN PASSENGER'S SEAT BACK) PASSENGER CUSHION HEATED SEAT ELEMENT (IN PASSENGER'S SEAT CUSHION) PNK ELEM CTRL WIRE PNK WIRE PPL RED/WHT WIRE SERIAL DATA TAN WIRE TAN/BLK WIRE YEL WIRE YEL/BLK WIRE

4 6 B+ GND BACK SEAT IND BLK WIRE BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM CUSHION/BACK IND DDM FUSE 4 DK BLU WIRE DK GRN WIRE DRIVER DOOR LOCK/ WINDOW SWITCH DRIVER HEATED SEAT SWITCH DSM FUSE 25 GRY WIRE HIGH IND HOT AT ALL TIMES I/P FUSE BLOCK (LEFT SIDE OF DASH, LOW IND LT BLU WIRE MED IND PASSENGER DOOR LOCK/ WINDOW SWITCH PASSENGER HEATED SEAT SWITCH PDM FUSE 9 PNK WIRE POWER DISTRIBUTION SYSTEM PPL RED/WHT WIRE RIGHT I/P JUNCTION BLOCK (IN RIGHT END OF DASH) SERIAL DATA TAN WIRE WHT/BLK WIRE YEL WIRE

17 6 PNK 12 VOLT SW SIG WIRE 2500 2501 COMPUTER DATA LINES 8 9 DATA BUS (+) DATA BUS (-) ANTI-LOCK BRAKES AUD LOW REF AUDIO/VIDEO ADAPTER AUX VID H BLK WIRE BLUNT CUT) BODY CONTROL MODULE (BCM) (LOWER LEFT SIDE OF DASH) BRN WIRE BRN/WHT WIRE CREW CAB CREW CAB EXTENDED CAB CRUISE CONTROL SYSTEM W/O AUTOMATIC CRUISE CONTROL W/ AUTOMATIC CRUISE CONTROL CUT) DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE DRAIN WIRE DVD DVD COMM ENABLE SIG EXTENDED CAB GRY WIRE GRY/DK BLU WIRE GRY/ORG WIRE I/P FUSE BLOCK (LEFT SIDE OF DASH, INFLATABLE RESTRAINT STEERING WHEEL MODULE COIL INFRARED TRANSMITTER L AUD SIG L AUX AUDIO L DVD+ LEFT FRONT SPEAKER LEFT REAR SPEAKER LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE NCA WIRE ORG/BLK WIRE PNK PNK WIRE PNK WIRE PNK/BLK WIRE PPL PPL/WHT WIRE R AUD SIG R AUX AUDIO R DVD+ RADIO RED/WHT WIRE RIGHT FRONT SPEAKER RIGHT FRONT TWEETER SPEAKER RIGHT I/P JUNCTION BLOCK (IN RIGHT END OF DASH) RIGHT REAR SPEAKER RIGHT STEERING WHEEL CONTROL SWITCH SHIELD SIGNAL SOURCE SEEK SYSTEM SYSTEM 7641 7642 NAVIGATION SYSTEM TAN WIRE TAN/BLK WIRE TAN/WHT WIRE VIDEO CNTRL VIDEO DISPLAY VIDEO SIG VOICE REC VOLT VOLUME NEXT VOLUME PREVIOUS DOWN UP VSS VIDEO SIG (+) VIDEO SIG (-) W/ AUTOMATIC CRUISE CONTROL/ ACCESSORY STEERING WHEEL HEATER W/ DUAL EXTENDED RANGE QUARTER MOUNTED, DUAL FRONT DOOR MOUNTED 4 SPEAKER SYSTEM W/ PERFORMANCE ENHANCED AUDIO WHT WIRE WHT/BLK WIRE YEL WIRE

1 2 3 4 5 6 7 8 9 10 11 12 B+ 1 2 3 4 5 6 7 8 PPL RR SNS SIG RR SNS SIG LR SNS SIG SUPPLY LR SNS SIG 2378 2377 2376 2374 2375 PPL 5060 2751 2555 COMPUTER DATA LINES SYSTEM BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (LOWER LEFT SIDE OF DASH) BRN WIRE DK BLU WIRE DK GRN WIRE GMLAN GND DISABLE SIG GRY WIRE HOT AT ALL TIMES I/P FUSE BLOCK (LEFT SIDE OF DASH, I/P MULTI-FUNCTION SWITCH IND DIM LED DISABLE LEFT I/P JUNCTION BLOCK (LOWER LEFT SIDE OF DASH) LEFT REAR MIDDLE OBJECT SENSOR (LEFT SIDE OF REAR BUMPER) LEFT REAR OBJECT CORNER SENSOR (LEFT CORNER OF REAR BUMPER) LOW REF LT BLU WIRE OBS DET FUSE 20 ORG/ WIRE PPL PPL 5 24 18 8 23 PPL/WHT WIRE REAR OBJECT SENSOR CONTROL MODULE (AT REAR CARGO AREA, BEHIND TRIM PANEL) REAR PARK ASSIST DISABLE SWITCH RED WIRE RED/WHT WIRE RIGHT REAR CORNER OBJECT SENSOR (RIGHT CORNER OF REAR BUMPER) RIGHT REAR MIDDLE OBJECT SENSOR (RIGHT SIDE OF REAR BUMPER) W/O SPO HEATED SEATS W/ SPO HEATED SEATS WHT WIRE YEL WIRE

BLK WIRE DK BLU WIRE DK GRN WIRE HOT AT ALL TIMES LEFT I/P JUNCTION BLOCK (LOWER LEFT SIDE OF DASH) LT BLU WIRE LT GRN WIRE NCA WIRE PASS SEAT 1 CIRCUIT BREAKER PASSENGER SEAT ADJUSTER MOTOR ASSEMBLY (ON PASSENGER'S SEAT TRACK) PASSENGER SEAT ADJUSTER SWITCH PASSENGER SEAT FRONT VERTICAL MOTOR PASSENGER SEAT HORIZONTAL MOTOR PASSENGER SEAT REAR VERTICAL MOTOR RED/WHT WIRE RWD TAN WIRE YEL WIRE

11 12 UNLCK SIG LCK SIG 3 10 B+ GMLAN 7 9 6 LCK CNTRL UNLCK CNTRL UNLCK CNTRL 9 18 UNLCK SIG LCK SIG BLK WIRE BODY CONTROL MODULE (BCM) (LOWER LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM CREW CAB DIM FUSE BCM FUSE DK BLU WIRE DK GRN WIRE DRIVER DOOR LATCH ASSEMBLY DRIVER DOOR LOCK SWITCH DVR UNLCK FUSE GRY WIRE HOT AT ALL TIMES I/P FUSE BLOCK (LEFT SIDE OF DASH, LCK 1 FUSE LCK 2 FUSE LEFT REAR DOOR LATCH ASSEMBLY LOCK ACTUATOR LOCK PCB RELAY LT BLU WIRE ORG/BLK WIRE PASSENGER DOOR LATCH ASSEMBLY PASSENGER DOOR LOCK SWITCH PNK/BLK WIRE RED/WHT WIRE RIGHT I/P JUNCTION BLOCK (IN RIGHT END OF DASH) RIGHT REAR DOOR LATCH ASSEMBLY TAN WIRE UNLCK 1 FUSE UNLCK 2 FUSE UNLOCK PCB RELAY W/ CONVENIENCE PACKAGE W/O CONVENIENCE PACKAGE WHT WIRE

1 2 4 10 5 7 RETRACT CTRL EXTEND CTRL SENS SIG LOW REF SENS SIG 2 6 1 7 3 9 4 POSITION CTRL MTR COMM POSITION CTRL SPLY VOLT LOW REF 4 6 B+ GND 9 2 12 SERIAL DATA PNK WIRE BLK WIRE BRN WIRE COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM ELECTROCHROMIC DDM FUSE 4 DEFOGGER SWITCH DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE DOWN L/R SELECT DRIVER DOOR LOCK/ WINDOW SWITCH DRIVER OUTSIDE REARVIEW MIRROR ELECTRO- CHROMIC EXTEND GRY WIRE HOT AT ALL TIMES HVAC CONTROL MODULE I/P FUSE BLOCK (LEFT SIDE OF DASH, L/R SELECT SW PWR LEFT LOGIC LT BLU WIRE MIRROR CIRCUIT OUTSIDE REARVIEW MIRROR SWITCH PNK WIRE RED/WHT WIRE RETRACT RIGHT WHT WIRE YEL WIRE

1 2 4 10 5 7 RETRACT CTRL EXTEND CTRL SENS SIG LOW REF SENS SIG 2 6 1 7 3 9 4 POSITION CTRL MTR COMM POSITION CTRL SPLY VOLT LOW REF 4 6 B+ GND 9 2 12 SERIAL DATA PNK WIRE AUTOMATIC DAY/NIGHT MIRROR BLK WIRE BRN WIRE COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM ELECTROCHROMIC DDM FUSE 4 DEFOGGER SWITCH DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE DOWN L/R SELECT DRIVER DOOR LOCK/ WINDOW SWITCH DRIVER OUTSIDE REARVIEW MIRROR EXTEND GRY WIRE HOT AT ALL TIMES HVAC CONTROL MODULE I/P FUSE BLOCK (LEFT SIDE OF DASH, L/R SELECT SW PWR LEFT LOGIC LT BLU WIRE MIRROR CIRCUIT OUTSIDE REARVIEW MIRROR SWITCH PNK WIRE RED/WHT WIRE RETRACT RIGHT WHT WIRE YEL WIRE