GMC Sierra 1500 (2000-2012) blk Wiring diagrams
This page contains all the electrical diagrams for the component. blk, in which he is found in the car GMC Sierra 1500 (2000-2012). 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 (571 of 788)
1 3 2 6 12-VOLT REF LO SERIAL DATA HI SERIAL DATA GROUND
12 13 12-VOLT REF BRAKE SW SIG PARK BRAKE SW SIG PPL
12-VOLT REF ANGLE SENSOR PHASE B CAN BUS LOW SERIAL DATA
12-VOLT REF LF WHEEL SPD SENS SIG
16 17 COMPUTER DATA BUS + DATA BUS - DATA LINES SYSTEM
2501 2501 COMPUTER DATA LINES SYSTEM
5-VOLT REF VEHICLE SPEED SIGNAL CAN BUS HIGH SERIAL DATA
ABS INDICATOR
ABS-1 FUSE 61 (GAS) FUSE 56 (DIESEL)
BLK WIRE
BLK/ WHT WIRE
BLK/WHT WIRE
BODY CONTROL MODULE (BCM) (LOWER LEFT SIDE OF DASH)
BRAKE FLUID LEVEL SWITCH (ON BRAKE MASTER CYLINDER RESERVOIR)
BRAKE PRESSURE MODULATOR VALVE
BRAKE WARNING INDICATOR
BRN WIRE
COMPUTER DATA LINES SYSTEM
DIESEL
DK BLU WIRE
DK GRN WIRE
DK GRN/WHT WIRE
ELECTRONIC BRAKE CONTROL MODULE (EBCM) (ON LEFT SIDE OF FRAME ASSEMBLY)
EXCEPT LUXURY
GAS
GRY WIRE
GRY/BLK WIRE
GRY/WHT WIRE
HOT AT ALL TIMES
I/P MULTI-FUNCTION SWITCH
INSTRUMENT PANEL CLUSTER (IPC)
IPC FUSE 43 (DIESEL) FUSE 46 (GAS)
LEFT FRONT WHEEL SPEED SENSOR (WSS) (ON LEFT FRONT STEERING KNUCKLE)
LEFT I/P JUNCTION BLOCK (LOWER LEFT SIDE OF DASH)
LEFT REAR WHEEL SPEED SENSOR (WSS) (ON LEFT REAR BRAKE BACKING PLATE)
LOGIC
LOW REF 12-VOLT REF
LT BLU WIRE
LT GRN WIRE
LT GRN/BLK WIRE
LUXURY
NCA WIRE
ORG/BLK WIRE
ORG/WHT WIRE
PARK BRAKE SWITCH (ON PARK BRAKE PEDAL ASSEMBLY)
PEDAL ASSEMBLY)
POWER DISTRIBUTION SYSTEM
PPL
PPL PPL
RED WIRE
RED/BLK WIRE
RED/WHT WIRE
RIGHT FRONT WHEEL SPEED SENSOR (WSS) (ON RIGHT FRONT STEERING KNUCKLE)
RIGHT REAR WHEEL SPEED SENSOR (WSS) (ON RIGHT REAR BRAKE BACKING PLATE)
SERIAL DATA
SERIAL DATA BATTERY POSITIVE VOLTAGE
SERIAL DATA BUS (+) SERIAL DATA BUS (+) BATTERY POSITIVE VOLTAGE
SERIAL DATA BUS- SERIAL DATA BUS- GROUND
SIG
STEERING ANGLE SENSOR (ON STEERING COLUMN)
STOP LAMP SWITCH (TOP OF BRAKE
TAN WIRE
TAN/BLK WIRE
TAN/WHT WIRE
TRACTION CONTROL SWITCH
TRACTION CTRL SW SIG
VEHICLE SPD SIG RADIO
WHT WIRE
YAW RATE, LATERAL ACCELERATION SENSOR (UNDER CENTER CONSOLE TRIM PANEL)
YEL WIRE
YEL/BLK WIRE
Go to component -> Anti lock brake circuit, except hybrid greater than/equal to 8600 gvw with active brake control -> BLK WIRE
blk wiring diagram (572 of 788)
12 VOLT REF
12-VOLT REF RF WHEEL SPD SENS SIG GROUND
ABS INDICATOR
ABS-1 FUSE 61 (GAS) FUSE 56 (DIESEL)
BLK WIRE
BLK/WHT WIRE
BODY CONTROL MODULE (BCM) (LOWER LEFT SIDE OF DASH)
BRAKE FLUID LEVEL SWITCH (ON BRAKE MASTER CYLINDER RESERVOIR)
BRAKE PRESSURE MODULATOR VALVE
BRAKE WARNING INDICATOR
COMPUTER DATA LINES SYSTEM
DATA BUS -
DIESEL
DIESEL GAS
DK GRN WIRE
DK GRN/WHT WIRE
ELECTRONIC BRAKE CONTROL MODULE (EBCM) (ON LEFT SIDE OF FRAME ASSEMBLY)
ENGINE CONTROL MODULE (ECM) (LEFT FRONT OF ENGINE COMPT)
EXCEPT LUXURY
GAS
GRY WIRE
GRY/WHT WIRE
HEAVY DUTY ABS FUSE 59 (GAS) FUSE 55 (DIESEL)
HOT AT ALL TIMES
HOT AT ALL TIMES UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT)
INSTRUMENT PANEL CLUSTER (IPC)
IPC FUSE 43 (DIESEL) FUSE 46 (GAS)
LEFT FRONT WHEEL SPEED SENSOR (WSS) (ON LEFT FRONT STEERING KNUCKLE)
LEFT I/P JUNCTION BLOCK (LOWER LEFT SIDE OF DASH)
LOGIC
LT BLU WIRE
LUXURY
NCA WIRE
NEAR FAN SHROUD)
ORG/ WIRE
ORG/WHT WIRE
PARK BRAKE SW SIG
PARK BRAKE SWITCH (ON PARK BRAKE PEDAL ASSEMBLY)
POWER DISTRIBUTION SYSTEM
PPL
PPL BRAKE SW SIG
RED/BLK WIRE
RED/WHT WIRE
RIGHT FRONT WHEEL SPEED SENSOR (WSS) (ON RIGHT FRONT STEERING KNUCKLE)
SERIAL DATA
SIG
TAN WIRE
TAN/BLK WIRE
VEHICLE SPD SIG
VEHICLE SPD SIG RADIO
YEL WIRE
YEL/BLK WIRE
Go to component -> Anti lock brake circuit, except hybrid greater than/equal to 8600 gvw without active brake control -> BLK WIRE
blk wiring diagram (573 of 788)
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 B+ 5-VOLT REF
12-VOLT REF 12-VOLT REF LR SIG WHEEL SPD SENS
16 17 DATA BUS+ DATA BUS-
2 4 3 1 SERIAL DATA 12-VOLT SERIAL DATA LOW REF
21 22 23 24 25 26 27 12-VOLT REF LF WHEEL SPD SENS SIG
2500 2500 COMPUTER DATA LINES SYSTEM
2500 2501 COMPUTER DATA LINES SYSTEM
35 36 37 38 SERIAL DATA
6032 (OR 817)
ABS INDICATOR
ABS-1 FUSE 61
ABS-2 FUSE 9
BLK WIRE
BLK/ WHT WIRE
BLK/WHT WIRE
BODY CONTROL MODULE (BCM) (LOWER LEFT SIDE OF DASH)
BRAKE FLUID LEVEL SWITCH
BRAKE PRESSURE MODULATOR VALVE
BRAKE WARNING INDICATOR
BRN WIRE
CAN BUS HIGH SERIAL DATA GROUND
COMPUTER DATA LINES SYSTEM
DATA SERIAL
DK BLU WIRE
DK GRN WIRE
DK GRN/WHT WIRE
ELECTRONIC BRAKE CONTROL MODULE (EBCM) (ON LEFT SIDE OF FRAME ASSEMBLY)
EXCEPT LUXURY
GAS
GRY WIRE
GRY/BLK WIRE
GRY/WHT WIRE
HOT AT ALL TIMES
HOT AT ALL TIMES UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT)
I/P MULTI-FUNCTION SWITCH (W/ ACTIVE BRAKE CONTROL)
INSTRUMENT PANEL CLUSTER (IPC)
IPC FUSE 46 (GAS) FUSE 43 (DIESEL)
LEFT FRONT WHEEL SPEED SENSOR (WSS) (ON LEFT FRONT STEERING KNUCKLE)
LEFT I/P JUNCTION BLOCK (LOWER LEFT SIDE OF DASH)
LEFT REAR WHEEL SPEED SENSOR (WSS) (ON LEFT REAR BRAKE BACKING PLATE)
LF WHEEL SPD SENS SIG
LOGIC
LOW REF
LT BLU WIRE
LT GRN WIRE
LT GRN/BLK WIRE
LUXURY
NCA WIRE
ORG/ WIRE
ORG/BLK WIRE
ORG/WHT WIRE
PARK BRAKE SWITCH (ON PARK BRAKE PEDAL ASSEMBLY)
PARK BRK SW
POWER DISTRIBUTION SYSTEM
PPL
RADIO
RED WIRE
RED/BLK WIRE
RED/WHT WIRE
RF SIG WHEEL SPD SENS
RIGHT FRONT WHEEL SPEED SENSOR (WSS) (ON RIGHT FRONT STEERING KNUCKLE)
RIGHT REAR WHEEL SPEED SENSOR (WSS) (ON RIGHT REAR BRAKE BACKING PLATE)
SENSOR PHASE A 5-VOLT REF BOOSTER VACUUM SENS SIG
SERIES)
SIG
STEERING ANGLE SENS SIG
STEERING ANGLE SENSOR
STOP LAMP SWITCH (TOP OF BRAKE PEDAL ASSEMBLY)
TAN WIRE
TAN/BLK WIRE
TAN/WHT WIRE
TRACTION CONTROL SWITCH
TRACTION CTRL SW SIG 12 13 12-VOLT REF PPL BRAKE SW SIG
VEH SPD SIGNAL
VEHICLE SPD SIG
VEHICLE SPD SIG LOW REF GROUND SERIAL DATA BUS- SERIAL DATA BUS-
W/ ACTIVE BRAKE CONTROL W/O ACTIVE BRAKE CONTROL
WHT WIRE
WHT/ BLK WIRE
YAW RATE, LATERAL ACCELERATION SENSOR (W/ ACTIVE BRAKE CONTROL)
YEL WIRE
YEL/BLK WIRE
Go to component -> Anti lock brake circuit, except hybrid less than 8600 gvw -> BLK WIRE
blk wiring diagram (574 of 788)
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 AIR TMP
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 B(+)
A/C ON
AIR TEMP RF SUNLD
AMB AIR TMP GMLAN L
AMBIENT AIR TEMPERATURE SENSOR (ON LEFT SIDE OF RADIATOR SUPPORT)
AMBIENT LIGHT/SUNLOAD SENSOR ASSEMBLY (TOP CENTER OF DASH)
AUTO
BATT POS VOLT
BLK WIRE
BLK/WHT WIRE
BREAKOUT)
BRN WIRE
COLNT LVL GROUND LOW REF
COMPUTER DATA LINES SYSTEM
DK BLU WIRE
DK GRN WIRE
ENGINE COOLANT LEVEL SWITCH (6.6L) (ON BOTTOM OF SURGE TANK)
EVAPORATOR TEMPERATURE SENSOR (ON HVAC ASSEMBLY)
FAN DN
FAN UP
FRESH AIR
FRNT DFG
FRT DEF A/C IND
FSH AIR
GROUND
GROUND DISTRIBUTION SYSTEM
GROUND IGN 3 REAR DEFOG
GRY WIRE
GRY/BLK WIRE
HVAC CONTROL MODULE
INSTRUMENT PANEL CLUSTER (IPC) DRIVER INFORMATION CENTER (DIC) DISPLAY
LEFT I/P JUNCTION BLOCK (LOWER LEFT SIDE OF DASH)
LEFT SUNLOAD SENSOR
LEFT TEMP CONTROL
LF SUNLD L AIR TMP R AIR TMP
LOGIC
LOW REF
LT BLU WIRE
LT BLU/BLK WIRE
LT GRN WIRE
LT GRN/BLK WIRE
MODE DN
MODE UP
MTR SPD CTRL
OFF
ORG/ WIRE
POWER DISTRIBUTION SYSTEM DEFOGGER SYSTEM
PPL
PPL/WHT WIRE
R AIR TMP AIR TMP R AIR TMP TEMP SENS MODE CTRL L AIR TMP RECIR CTRL R AIR TMP
REAR DFG
RECIR
RECIRC
RED WIRE
RED/WHT WIRE
RER DEF
RIGHT I/P JUNCTION BLOCK (IN RIGHT END OF DASH)
RIGHT SUNLOAD SENSOR
RIGHT TEMP CONTROL
SERIAL DATA
TAN WIRE
UPPER LEFT AIR TEMPERATURE SENSOR (UNDER UPPER LEFT SIDE OF DASH)
UPPER RIGHT AIR TEMPERATURE SENSOR (UNDER UPPER RIGHT SIDE OF DASH)
WHT WIRE
WHT/BLK WIRE
YEL WIRE
YEL/BLK WIRE
Go to component -> Automatic a/c circuit, except hybrid (1 of 3) -> BLK WIRE
blk wiring diagram (575 of 788)
19 14 69 71 RLY SPD SIG
22 21 4 58 40 24 30 46 LOW REF ECT SENS SIG
6.0L 6.6L 4.8L, 5.3L,, 6.2L 4.3L
A/C CMPRSR FUSE 17 (EXCEPT 6.6L) FUSE 16 (6.6L)
A/C CMPRSR RELAY
BLK WIRE
BRN WIRE
BRN/WHT WIRE
COMPUTER DATA LINES
DK BLU WIRE
DK BLU/WHT WIRE
DK GRN WIRE
DK GRN/WHT WIRE
ENGINE COOLING FAN (6.6L) (FRONT CENTER OF ENGINE COMPT)
EXCEPT 6.6L 6.6L
FROM PWR/TRN RELAY (DIAGRAM 3 OF 3)
GRY WIRE
GRY/BLK WIRE
HOT AT ALL TIMES
HVAC BATT FUSE 39
HVAC BLWR FUSE 70
HVAC IGN FUSE 55 (EXCEPT 6.6L) FUSE 52 (6.6L)
LT BLU WIRE
LT BLU/BLK WIRE
LT GRN WIRE
ORG/BLK WIRE
PNK WIRE
PPL
PPL/WHT WIRE
RED WIRE
RED/BLK WIRE
RED/WHT WIRE
RIGHT I/P JUNCTION BLOCK (IN RIGHT END OF DASH)
RLY CTRL
RUN/ CRNK RELAY
SENS SIG PWRTRN RLY CTRL FAN RLY CTRL FAN RLY CTRL
SPD SIG LOW REF
SYSTEM 459 5514
TAN WIRE
TAN/BLK WIRE
UNDER- HOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT)
WHT WIRE
WHT/BLK WIRE
YEL WIRE
YEL/BLK WIRE
Go to component -> Automatic a/c circuit, except hybrid (2 of 3) -> BLK WIRE
blk wiring diagram (576 of 788)
BLK WIRE
BRN WIRE
COMPRSR RELAY (DIAGRAM 2 OF 3)
COOLING FAN DIODE 1
COOLING FAN DIODE 2
DK BLU WIRE
DK BLU/WHT WIRE
DK GRN WIRE
EXCEPT 6.0L
FAN CNTRL RELAY
FAN FUSE 68
FAN HI RELAY
FAN LO RELAY
FAN RELAY
FAN-1 FUSE 60
FAN-2 FUSE 62
GRY WIRE
GRY/BLK WIRE
HOT AT ALL TIMES
LEFT AIR TEMPERATURE ACTUATOR (BOTTOM LEFT OF HVAC MODULE) LOGIC
LEFT COOLING FAN (EXCEPT 6.0L) (LEFT FRONT OF ENGINE COMPT)
LOGIC
LOGIC B+ GND
LOWER LEFT AIR TEMPERATURE SENSOR (LEFT SIDE OF HVAC MODULE)
LOWER RIGHT AIR TEMPERATURE SENSOR (LOWER LEFT OF HVAC MODULE)
LT BLU WIRE
LT BLU/BLK WIRE
LT GRN WIRE
MODE ACTUATOR (LEFT END OF HVAC MODULE)
ORG/BLK WIRE
PPL
PWR/ TRN RELAY
RECIRCULATION ACTUATOR (TOP RIGHT SIDE OF HVAC MODULE)
RIGHT AIR TEMPERATURE ACTUATOR (TOP MIDDLE OF HVAC MODULE) LOGIC
RIGHT COOLING FAN (RIGHT FRONT OF ENGINE COMPT)
TAN WIRE
TO A/C
UNDER- HOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT)
WHT WIRE
WHT/BLK WIRE
YEL WIRE
Go to component -> Automatic a/c circuit, except hybrid (3 of 3) -> BLK WIRE
blk wiring diagram (577 of 788)
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 AIR TMP
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 B(+)
5 VOLT REF AMB AIR TMP GMLAN L
A/C COMPRESSOR
A/C IND
A/C ON
A/C REFRIGERANT PRESSURE SENSOR
ACCM FUSE 3
AMBIENT AIR TEMPERATURE SENSOR (ON LEFT SIDE OF RADIATOR SUPPORT)
AMBIENT LIGHT/SUNLOAD SENSOR ASSEMBLY (TOP CENTER OF DASH)
AUTO
AUXILIARY FUSE BLOCK (LEFT SIDE OF ENGINE COMPT)
B+ GND GMLAN SERIAL
BLK WIRE
BLK/WHT WIRE
CAB HTR PUMP FUSE 4
CAB HTR PUMP RELAY
COMPUTER DATA LINES SYSTEM
DK BLU WIRE
DK GRN WIRE
DRIVE MOTOR GENERATOR POWER INVERTER MODULE (RIGHT REAR OF ENGINE COMPT)
FAN DN
FAN UP
FRESH AIR
FRNT DFG
FRT DEF
FSH AIR
GROUND DISTRIBUTION SYSTEM
GROUND IGN 3 REAR DEFOG
GROUND LOW REF
GRY WIRE
GRY/BLK WIRE
HEATER COOLANT PUMP
HOT AT ALL TIMES
HVAC CONTROL MODULE
LEFT I/P JUNCTION BLOCK (LOWER LEFT SIDE OF DASH)
LEFT SUNLOAD SENSOR
LEFT TEMP CONTROL
LF SUNLD L AIR TMP R AIR TMP
LOGIC
LT BLU WIRE
LT BLU/BLK WIRE
LT GRN/BLK WIRE
MODE DN
MODE UP
OFF
ORG/ WIRE
PNK COOLING PUMP RLY CTRL WIRE
PNK WIRE
POWER DISTRIBUTION SYSTEM DEFOGGER SYSTEM
PPL
REAR DFG
RECIR
RECIRC
RED/WHT WIRE
RER DEF
RIGHT SUNLOAD SENSOR
RIGHT TEMP CONTROL
SENS SIG RF SUNLD
TAN WIRE
WHT WIRE
WHT/BLK WIRE
YEL WIRE
YEL/BLK WIRE
Go to component -> Automatic a/c circuit, hybrid (1 of 3) -> BLK WIRE
blk wiring diagram (578 of 788)
35 55 21 37 57 51 72 LOW REF ECT SENS SIG LOW REF
54 41 MED SPD FAN HI SPD FAN PPL
A/C LOW PRESSURE SENSOR
BATT POS VOLT
BLK WIRE
BODY CONTROL MODULE (BCM) (LOWER LEFT SIDE OF DASH)
BRN WIRE
COMPUTER DATA LINES SYSTEM
DK BLU WIRE
DK GRN WIRE
ENG FUSE 4
ENGINE CONTROL MODULE (ECM) (LEFT FRONT OF ENGINE COMPT)
ENGINE COOLANT TEMPERATURE (ECT) SENSOR (ON TOP OF ENGINE)
GROUND
GRY WIRE
GRY/BLK WIRE
HOT AT ALL TIMES
HOT W/ PWR/TRN RELAY ENERGIZED
HVAC BATT FUSE 39
HVAC BLWR FUSE 70
HVAC-IGN FUSE 55
LOW REF
LOW SPD FAN
LT BLU WIRE
LT BLU/BLK WIRE
LT GRN WIRE
MTR SPD CTRL
ORG/BLK WIRE
PNK WIRE
POWER DISTRIBUTION SYSTEM
PPL
PPL/WHT WIRE
RED WIRE
RED/BLK WIRE
RED/WHT WIRE
RIGHT I/P JUNCTION BLOCK (IN RIGHT END OF DASH)
RLY CTRL
RUN/ CRNK RELAY
SENS SIG DATA BUS - DATA BUS +
TAN WIRE
TAN/BLK WIRE
UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT)
WHT/BLK WIRE
YEL WIRE
YEL/BLK WIRE
Go to component -> Automatic a/c circuit, hybrid (2 of 3) -> BLK WIRE
blk wiring diagram (579 of 788)
AUXILIARY FUSE BLOCK (LEFT SIDE OF ENGINE COMPT)
BLK WIRE
BRN WIRE
DK BLU WIRE
DK GRN WIRE
FAN 1 FUSE
FAN CNTRL RELAY
FAN HI RELAY
FAN LO RELAY
FAN MID 1 RELAY
FAN MID 2 RELAY
FAN-2 FUSE
GRY WIRE
GRY/BLK WIRE
HOT AT ALL TIMES
LEFT AIR TEMPERATURE ACTUATOR (BOTTOM LEFT OF HVAC MODULE)
LEFT ENGINE COOLING FAN
LEFT ENGINE COOLING FAN RESISTOR
LOGIC
LOWER LEFT AIR TEMPERATURE SENSOR (LEFT SIDE OF HVAC MODULE)
LOWER RIGHT AIR TEMPERATURE SENSOR (LOWER LEFT OF HVAC MODULE)
LT BLU WIRE
LT BLU/BLK WIRE
LT GRN WIRE
MODE ACTUATOR (LEFT END OF HVAC MODULE)
PNK WIRE
PPL
RECIRCULATION ACTUATOR (TOP RIGHT SIDE OF HVAC MODULE) LOGIC
RIGHT AIR TEMPERATURE ACTUATOR (TOP MIDDLE OF HVAC MODULE)
RIGHT COOLING FAN (RIGHT FRONT OF ENGINE COMPT)
RIGHT ENGINE COOLING FAN RESISTOR
TAN WIRE
WHT/BLK WIRE
YEL WIRE
Go to component -> Automatic a/c circuit, hybrid (3 of 3) -> BLK WIRE
blk wiring diagram (580 of 788)
1 5 B(+) GMLAN L
2501 2500 COMPUTER DATA LINES SYSTEM
3340 5060 COMPUTER DATA LINES SYSTEM
4.3L
6.6L EXCEPT 4.3L, 6.6L 4.3L
A/C CMPRSR FUSE 17 (EXCEPT 6.6L) FUSE 16 (6.6L)
A/C CMPRSR RELAY
A/C IND
A/C ON
A/C REFRIGERANT PRESSURE SENSOR (NEAR COMPRESSOR, ON A/C HIGH PRESSURE HOSE)
BLK WIRE
DK GRN WIRE
DK GRN/WHT WIRE
ENGINE CONTROL MODULE (ECM) (LEFT FRONT OF ENGINE COMPT, NEAR FAN SHROUD)
GROUND
GRY WIRE
HOT AT ALL TIMES
HVAC BATT FUSE 39 (EXCEPT 6.6L) FUSE 36 (6.6L)
HVAC CONTROL MODULE
LOGIC
MANUAL A/C AUTOMATIC A/C
ORG/BLK WIRE
RED/WHT WIRE
TAN WIRE
TAN/BLK WIRE
UNDER- HOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT)
Go to component -> Compressor circuit, except hybrid -> BLK WIRE
