GMC Sierra 2500 HD (2002-2012) blk Wiring diagrams

This page contains all the electrical diagrams for the component. blk, in which he is found in the car GMC Sierra 2500 HD (2002-2012). You can view various wiring diagrams where this component is used, as well as go to more detailed diagrams to see the complete connection and interaction in the system. All diagrams have links to quickly jump to the corresponding section with the component for easy viewing..

blk wiring diagram (241 of 555)

ABS FUSE ANTI-LOCK IND BLK WIRE BLK/WHT WIRE BRAKE FLUID LEVEL SW IN BRAKE FLUID LEVEL SWITCH (ON LEFT SIDE OF BRAKE FLUID RESERVOIR) BRAKE IN BRAKE IND BRN WIRE BRN/WHT WIRE CLUTCH START SWITCH (M/T) (TOP OF CLUTCH CLUTCH ASSY) DEL TORQUE DK GRN WIRE DK GRN/WHT WIRE ELECTRONIC BRAKE CONTROL MODULE (EBCM) (ON LEFT SIDE OF INNER FRAME) EXCEPT SEO GRY WIRE HOT AT ALL TIMES HOT IN RUN I/P FUSE BLOCK (ON LOWER LEFT SIDE OF DASH) BRAKE FUSE HOT IN RUN OR START IGN E FUSE IGNITION LEFT FRONT SENSOR (-) RIGHT FRONT SENSOR (+) DELIVERED TORQUE INSTRUMENT CLUSTER LEFT FRONT WHEEL SPEED SENSOR LOGIC LT BLU WIRE LT GRN/BLK WIRE NCA WIRE OF TRANSFER CASE) OF TRANSMISSION) ORG/BLK WIRE PNK WIRE POWERTRAIN CONTROL MODULE (PCM) (ON LEFT FRONT OF ENGINE COMPT) PPL PPL DATA LINK CONNECTOR (DLC) (BELOW STEERING COLUMN) PPL PPL PPL/WHT WIRE RED WIRE REQ TORQUE RIGHT FRONT WHEEL SPEED SENSOR SEO SEO IGN FUSE STOPLAMP SWITCH (ON TOP OF BRAKE PEDAL BRACKET) TAN WIRE TAN/BLK WIRE TCC BRAKE SW TRACTION CONTROL IND (IF EQUIPPED) TRACTION CONTROL SWITCH TRANSFER CASE SHIFT CONTROL MODULE TRANSMISSIONS SYSTEM TRANSMISSIONS SYSTEM (TRANSFER CASE CIRCUIT) UNDERHOOD FUSE BLOCK (AT LEFT SIDE OF ENG COMPT) UNDERHOOD FUSE BLOCK (AT LEFT SIDE OF ENGINE COMPT) VEHICLE SPEED SENSOR (VSS) VSS HIGH VSS LOW VSS OUT YEL WIRE YEL/BLK WIRE

Go to component -> Anti-lock brake circuit, gvw 8600 lbs or less -> BLK WIRE

blk wiring diagram (242 of 555)

40 33 (DIESEL) (GAS) ABS FUSE ANTI-LOCK IND BLK WIRE BLK/WHT WIRE BRAKE FLUID LEVEL SWITCH (ON LEFT SIDE OF BRAKE FLUID RESERVOIR) BRAKE IND BRN WIRE BRN/WHT WIRE CLUTCH START SWITCH (M/T) (TOP OF CLUTCH CLUTCH ASSY) CPP SW SIG DEL TORQUE SIG DK GRN WIRE DK GRN/WHT WIRE ELECTRONIC BRAKE CONTROL MODULE (EBCM) (ON LEFT SIDE OF INNER FRAME) EXCEPT SEO GASOLINE DIESEL GRY WIRE HOT AT ALL TIMES HOT IN RUN HOT IN RUN OR START I/P FUSE BLOCK (ON LOWER LEFT SIDE OF DASH) BRAKE FUSE IGN E FUSE IGNITION INSTRUMENT CLUSTER LEFT FRONT SENSOR (-) RIGHT FRONT SENSOR (+) BRAKE INPUT LEFT FRONT WHEEL SPEED SENSOR LOGIC LT BLU WIRE LT GRN/BLK WIRE NCA WIRE OF TRANSFER CASE) OF TRANSMISSION) ORG/BLK WIRE PNK WIRE POWERTRAIN OR ENGINE CONTROL MODULE (PCM OR ECM) (ON LEFT FRONT OF ENG COMPT) PPL PPL DATA LINK CONNECTOR (DLC) (BELOW STEERING COLUMN) PPL PPL PPL/WHT WIRE RED WIRE RIGHT FRONT WHEEL SPEED SENSOR SEO SEO IGN FUSE STOPLAMP SWITCH (ON TOP OF BRAKE PEDAL BRACKET) TAN WIRE TAN/BLK WIRE TCC BRAKE SW TRACTION CONTROL IND (IF EQUIPPED) TRACTION CONTROL SWITCH TRANSFER CASE SHIFT CONTROL MODULE TRANSMISSION CONTROL MODULE (TCM) (LEFT FRONT OF ENG COMPT) TRANSMISSIONS SYSTEM TRANSMISSIONS SYSTEM (TRANSFER CASE CIRCUIT) UNDERHOOD FUSE BLOCK (AT LEFT SIDE OF ENGINE COMPT) VEHICLE SPEED SENSOR (VSS) VSS HIGH VSS LOW VSS OUTPUT YEL WIRE YEL/BLK WIRE

Go to component -> Anti-lock brake circuit, over 8500 gvw -> BLK WIRE

blk wiring diagram (243 of 555)

BLK WIRE BLK/WHT WIRE DK BLU WIRE DK GRN/WHT WIRE ENG ON SIG ENGINE ON SIGNAL EXCEPT 6.0L 6.0L GENERATOR GENERATOR BATTERY CONTROL MODULE GRD HOT AT ALL TIMES I/P JUNCTION BLOCK (LOWER RIGHT SIDE OF DASH) I/P RELAY BLOCK (NEAR LEFT KICK PANEL) IGN 1 VOLT INSTRUMENT CLUSTER SYSTEM PNK WIRE PRESSURE DIFFERENTIAL SBA FUSE SUPPLEMENTAL BRAKE SIG UNDERHOOD FUSE BLOCK (AT LEFT SIDE OF ENGINE COMPT) VACUUM PUMP MOTOR VEHICLE SPD SIG

Go to component -> Hydraulic brake circuit -> BLK WIRE

blk wiring diagram (244 of 555)

BLK WIRE BRN WIRE COOLING FAN DIODE 1 COOLING FAN DIODE 2 DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE EXCEPT 6.0L FAN CNTRL RELAY FAN LO RELAY FAN-1 FUSE 60 FAN-2 FUSE 62 GRY WIRE GRY/BLK WIRE HI FAN RELAY HOT AT ALL TIMES LEFT COOLING FAN (LEFT FRONT OF ENGINE COMPT) LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE PNK WIRE PPL/WHT WIRE PWR/ TRN RELAY RED WIRE RED/BLK WIRE RIGHT COOLING FAN (RIGHT FRONT OF ENGINE COMPT) RIGHT I/P JUNCTION BLOCK (IN RIGHT END OF DASH) RLY CTRL TAN WIRE UNDER- HOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

Go to component -> Manual a/c circuit (2 of 3) -> BLK WIRE

blk wiring diagram (245 of 555)

4 58 22 21 30 46 LOW REF ECT SENS SIG 6.0L 6.6L 4.8L, 5.3L,, 6.2L 4.3L AIR TEMPERATURE ACTUATOR (TOP MIDDLE OF HVAC MODULE) BLK WIRE BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE DRIVER INFORMATION CENTER (DIC) DISPLAY ENGINE CONTROL MODULE (ECM) (LEFT FRONT OF ENGINE COMPT) ENGINE COOLING FAN (6.6L) (FRONT CENTER OF ENGINE COMPT) EXCEPT 6.0L EXCEPT 6.6L 6.6L FAN FUSE 68 FAN RELAY GRY WIRE HEAD HOT AT ALL TIMES INSTRUMENT PANEL CLUSTER (IPC) LOGIC LOGIC B+ GND LT BLU/BLK WIRE LT GRN WIRE MODE ACTUATOR (LEFT END OF HVAC MODULE) LOGIC NEAR FAN SHROUD) ORG/BLK WIRE RECIRCULATION ACTUATOR (FRONT A/C) (TOP RIGHT SIDE OF HVAC MODULE) SENS SIG FAN RLY CTRL PWRTRN RLY CTRL FAN RLY CTRL RLY SPD SIG LOW REF SPD SIG SERIAL DATA TAN WIRE TAN/BLK WIRE UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) WHT WIRE WHT/BLK WIRE YEL WIRE

Go to component -> Manual a/c circuit (3 of 3) -> BLK WIRE

blk wiring diagram (246 of 555)

1694 1478 TRANSMISSION SYSTEM 2755 2530 5425 LOW REF FUEL PRESS VOLT INJ + GROUP 4 INJ 6 INJ 3 2931 6265 LOW REF CMP SENSOR SIG 492 432 MAF SENSOR SIG TURBOCHARGER SIG TUR VANE POS SIG APP SENSOR 2 SIG BLK WIRE BLK/WHT WIRE BLUNT CUT) BRN WIRE BRN/WHT WIRE CAMSHAFT POSITION SENSOR (FRONT OF ENGINE) COOLANT LEVEL SIG COOLANT LEVEL SWITCH (IN COOLANT RESERVOIR) CRUISE CONTROL SYSTEM CRUISE CONTROL SYSTEM CRUISE SET SW SIG DK BLU WIRE DK BLU/WHT WIRE EGR VAL POS SIG ECT SENSOR SIG ENGINE CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) ENGINE COOLANT TEMPERATURE SENSOR (TOP FRONT OF ENGINE) ENGINE OIL LEVEL SWITCH (LEFT REAR OF OIL PAN) EXHAUST GAS RECIRCULATION (EGR) VALVE GRN WIRE GRY WIRE GRY/BLK WIRE IAT SENSOR 2 SIG IAT SENSOR SIG LOW REF LOW REF ENG SHUTOFF SIG CPP SW SIG LOW REF TUR VANE POS INJ + GROUP 3 INJ 5 INJ 4 5930 5423 PPL 845 844 LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/WHT WIRE NCA WIRE OIL PRESS SIG ORG/ WIRE ORG/BLK WIRE PNK WIRE PNK/BLK WIRE PPL PPL/WHT WIRE PTO ON SW SIG CRUISE ON SW SIG LOW REF LOW REF 397 552 CRUISE CONTROL SYSTEM RED/BLK WIRE STARTING/ CHARGING SYSTEM STARTER ENABLE FUEL PRESS INJ + GROUP 2 2834 5422 TAN WIRE TAN/WHT WIRE TURBOCHARGER VANE POSITION CONTROL SOLENOID VALVE WATER IN FUEL SENSOR (ON FUEL FILTER ELEMENT) WHT WIRE YEL WIRE YEL/BLK WIRE

Go to component -> Wiring diagram engine performance 6.6l vin d (1 of 6) -> BLK WIRE

blk wiring diagram (247 of 555)

A/T ACCELERATOR PEDAL POSITION SENSOR (BEHIND ACCELERATOR PEDAL) BLK WIRE BLK/WHT WIRE BRN WIRE BUS - COMPUTER DATA LINES SYSTEM DK BLU WIRE DK BLU/WHT WIRE FUSIBLE LINK 3 GLOW PLUG 1 GLOW PLUG 2 GLOW PLUG 3 GLOW PLUG 4 GLOW PLUG 5 GLOW PLUG 6 GLOW PLUG 7 GLOW PLUG CONTROL MODULE (GPM) GLOW PLUG FUSE GLOW PLUGS GRD GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES IAH COMM 1 IAH COMM 2 IAH CURRENT SIG IAH SIG IAH TEMP SIG IAH VOLT SIG IGN 0 IGN 1 INTAKE AIR HEATER (IAH) MODULE LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE M/T ORG/ WIRE ORG/BLK WIRE PNK 1 2 WIRE PNK WIRE PNK/BLK WIRE POWER DISTRIBUTION SYSTEM PPL PPL/WHT WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/LT GRN WIRE RED/WHT WIRE TAN WIRE TAN/BLK WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/LT GRN WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE

Go to component -> Wiring diagram engine performance 6.6l vin d (2 of 6) -> BLK WIRE

blk wiring diagram (248 of 555)

2 3 4 5 6 7 8 PNK WIRE 9 10 11 12 13 PNK WIRE AXLE SW SIG BACKUP VOLT BLK WIRE BLK/WHT WIRE BLUNT CUT) BODY RELAY BLOCK BRN WIRE CKP SENSOR SIG CLUTCH PEDAL POSITION SWITCH (TOP OF PEDAL BRACKET) DK BLU WIRE DK BLU/WHT WIRE ECM FUSE ENGINE CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) FRP SENSOR SIG FUEL PRESSURE REGULATOR GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN ACC, RUN, START HOT IN RUN BRAKE FUSE HOT IN RUN, START I/P FUSE BLOCK I/P FUSE BLOCK IGN 0 FUSE IGN 1 INJ 1 INJ 2 INTAKE AIR HEATER FUSE INTAKE AIR TEMPERATURE (IAT) SENSOR 2 INTAKE AIR TEMPERATURE (IAT)/ MASS AIRFLOW (MAF) SENSOR (IN AIR INDUCTION TUBE) LOW REF LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE NCA WIRE ORG/ WIRE ORG/BLK WIRE PNK 1 2 WIRE PNK 23 24 25 26 27 WIRE PNK WIRE PNK/BLK WIRE PPL PPL 28 29 30 31 PPL/WHT WIRE RED WIRE RED/BLK WIRE STOPLAMP SWITCH (TOP OF BRAKE PEDAL BRACKET) TAN WIRE TRANSMISSION SYSTEM TUR VAN POS UNDER- HOOD FUSE BLOCK WATER IN FUEL WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

Go to component -> Wiring diagram engine performance 6.6l vin d (3 of 6) -> BLK WIRE

blk wiring diagram (249 of 555)

12 13 14 PNK WIRE 2 3 4 5 6 7 8 PNK WIRE 20 21 PPL 9 10 11 12 13 PNK WIRE ACTUATOR FUSE BLK WIRE BLK/WHT WIRE BRN WIRE CLOSED BELOW 8 DEG C (46 DEG F) DK BLU WIRE DK BLU/WHT WIRE DK GRN/WHT WIRE ECM RELAY ECM-B FUSE ECU FUSE F/ PUMP RELAY FUEL HEATER (TOP OF FUEL FILTER ELEMENT) FUEL HTR FUSE FUEL INJECTORS FUEL RAIL PRESSURE SENSOR (UNDER INTAKE MANIFOLD SHIELD, ON FUEL RAIL) GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN RUN, START LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE NCA WIRE ORG/ WIRE ORG/BLK WIRE PNK 23 24 25 26 27 WIRE PNK PNK WIRE PNK WIRE PNK/BLK WIRE PPL PPL 28 29 30 31 PPL/WHT WIRE RED/BLK WIRE TAN WIRE TAN/WHT WIRE UNDER- HOOD FUSE BLOCK WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

Go to component -> Wiring diagram engine performance 6.6l vin d (4 of 6) -> BLK WIRE

blk wiring diagram (250 of 555)

BLK WIRE BLUNT CUT) BRN WIRE BRN/WHT WIRE CRANKSHAFT POSITION SENSOR (RIGHT SIDE OF ENGINE) CRUISE CONTROL SYSTEM CRUISE FUSE DK BLU WIRE DK GRN/WHT WIRE FOG LP FUSE FUEL PUMP (AUXILIARY TANK (LEFT SIDE FRAME RAIL) GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN RUN I/P FUSE BLOCK IND LOGIC LT GRN WIRE LT GRN/BLK WIRE MANIFOLD ABSOLUTE PRESSURE (MAP) SENSOR NCA WIRE OFF ON ORG/ WIRE ORG/BLK WIRE PNK PNK WIRE PNK WIRE POWER TAKE OFF RELAY (NEAR UNDERHOOD FUSE BLOCK) POWER TAKE OFF SWITCH PPL PPL/WHT WIRE SET- TAN WIRE TURBOCHARGER VANE POSITION SENSOR UNDERHOOD FUSE BLOCK WHT WIRE WHT/BLK WIRE YEL WIRE

Go to component -> Wiring diagram engine performance 6.6l vin d (5 of 6) -> BLK WIRE

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GMC Sierra 2500 HD (2002-2012) blk Wiring diagrams

blk wiring diagram (241 of 555)

List of components:

blk wiring diagram (242 of 555)

List of components:

blk wiring diagram (243 of 555)

List of components:

blk wiring diagram (244 of 555)

List of components:

blk wiring diagram (245 of 555)

List of components:

blk wiring diagram (246 of 555)

List of components:

blk wiring diagram (247 of 555)

List of components:

blk wiring diagram (248 of 555)

List of components:

blk wiring diagram (249 of 555)

List of components:

blk wiring diagram (250 of 555)

List of components:

Catalog of wiring diagrams

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