Chevrolet Silverado 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 Chevrolet Silverado 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 (561 of 782)
12 VOLT REF
12-VOLT REF ANGLE SENSOR PHASE B CAN BUS LOW SERIAL DATA
12-VOLT REF LF WHEEL SPD SENS SIG
16 17 2500 2501 COMPUTER DATA BUS + DATA BUS - DATA LINES SYSTEM
2501 2501 COMPUTER DATA LINES SYSTEM
3 5 SENS PHASE A SENS PHASE C
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
DK BLU WIRE
DK GRN WIRE
DK GRN/WHT WIRE
ELECTRONIC BRAKE CONTROL MODULE (EBCM) (ON LEFT SIDE OF FRAME ASSEMBLY)
EXCEPT LUXURY
GAS
GROUND
GRY WIRE
GRY/BLK WIRE
GRY/WHT WIRE
HI SERIAL DATA
HOT AT ALL TIMES
I/P MULTI-FUNCTION SWITCH
INSTRUMENT PANEL CLUSTER (IPC)
IPC FUSE
LEFT I/P JUNCTION BLOCK (LOWER LEFT SIDE OF DASH)
LEFT REAR WHEEL SPEED SENSOR (WSS) (ON LEFT REAR BRAKE BACKING PLATE)
LO SERIAL DATA
LOGIC
LOW REF 12-VOLT REF
LT BLU WIRE
LT BLU/BLK WIRE
LT GRN WIRE
LT GRN/BLK WIRE
LUXURY
NCA WIRE
ORG/BLK 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 REAR WHEEL SPEED SENSOR (WSS) (ON RIGHT REAR BRAKE BACKING PLATE)
SENS PHASE B
SERIAL DATA
SERIAL DATA BATTERY POSITIVE VOLTAGE
SERIAL DATA BUS (+) SERIAL DATA BUS (+) BATTERY POSITIVE VOLTAGE
SERIAL DATA BUS- SERIAL DATA BUS- GROUND
SIG
TAN WIRE
TAN/BLK WIRE
TAN/WHT WIRE
TRACTION CONTROL SWITCH SIGNAL
TRACTION CTRL SW SIG
VEHICLE SPD SIG RADIO
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 (562 of 782)
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 (563 of 782)
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 (564 of 782)
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 (565 of 782)
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 (566 of 782)
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 (567 of 782)
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 (568 of 782)
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
blk wiring diagram (569 of 782)
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
Go to component -> Warning systems circuit, without an3/dl3 (1 of 2) -> BLK WIRE
blk wiring diagram (570 of 782)
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
Go to component -> Warning systems circuit, without an3/dl3 (2 of 2) -> BLK WIRE
