Chevrolet Silverado 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 Chevrolet Silverado 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 (431 of 556)
A/T MANUAL SHIFT SWITCH
AUTOMATIC TRANSMISSION
AUTOMATIC TRANSMISSION FLUID PRESSURE (TFP) MANUAL VALVE POSITION SWITCH
AUTOMATIC TRANSMISSION INPUT SHAFT SPEED (ISS)
AUTOMATIC TRANSMISSION INTERNAL MODE SWITCH (IMS)
AUTOMATIC TRANSMISSION OUTPUT SHAFT SPEED (ISS)
AUTOMATIC TRANSMISSION SHIFT LEVER
BLK WIRE
BLK/WHT WIRE
BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH)
COMPUTER DATA LINES SYSTEM
CRUISE CONTROL SYSTEM
DK BLU WIRE
FROM AUTOMATIC TRANSMISSION (DIAGRAM 1 OF 2)
FTP SWITCH 1 VOLTAGE
FTP SWITCH 3 VOLTAGE
FTP SWITCH 4 VOLTAGE
FTP SWITCH 5 VOLTAGE
GMLAN GMLAN SERIAL SERIAL DATA DATA BUS - BUS +
GMLAN SERIAL DATA BUS +
GRN WIRE
GRY WIRE
INPUT SPEED SENSOR (ISS) SIGNAL
ISS/OSS SUPPLY VOLTAGE
LT BLU WIRE
NCA WIRE
OUTPUT SPEED SENSOR (OSS) SIGNAL
PNK WIRE
PPL
RED WIRE
REF
SENSOR
TAN WIRE
TAN/BLK WIRE
TAP TOW/ UP/ HAUL TAP SW DOWN SIG SW SIG
TOW/ HAUL SWITCH
TRANSMISSION CONTROL MODULE (TCM) CONTROL SOLENOID VALVE ASSEMBLY
TRANSMISSION RANGE SWITCH SIG A
TRANSMISSION RANGE SWITCH SIG B
TRANSMISSION RANGE SWITCH SIG C
TRANSMISSION RANGE SWITCH SIG P
VOLT
W/ ELECTRONIC STEERING CONTROL
W/O 2 SPEED TRANSFER CASE
WHT WIRE
YEL WIRE
Go to component -> 6.0l vin g, a/t circuit (2 of 2) -> BLK WIRE
blk wiring diagram (432 of 556)
6.0L 4.3L 6.2L, 5.3L, 4.8L
BLK WIRE
BODY CONTROL MODULE (BCM) (LOWER LEFT SIDE OF DASH)
BRN WIRE
CHARGE IND SIG
CHARGE LOW INDICATOR SPEED GM LAN SERIAL DATA LOGIC
COMPUTER DATA LINES SYSTEM
CURRENT SPLY
DK GRN WIRE
DRIVER INFORMATION CENTER (DIC)
ENGINE CONTROL MODULE (ECM) (LEFT FRONT OF ENGINE COMPT)
GENERATOR B+
GENERATOR SIG
GRY WIRE
HOT AT ALL TIMES
INSTRUMENT PANEL CLUSTER (IPC)
IPC FUSE 46
LOW REF
MEGA FUSE
PNK WIRE
POWER DISTRIBUTION SYSTEM
POWER SUPPLY
RED WIRE
RED/WHT WIRE
RIGHT BATTERY
SENS SIG
SERIAL DATA
TAN WIRE
TAN/BLK WIRE
UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT)
UNDERHOOD FUSE HOLDER (ON POSITIVE BATTERY TERMINAL)
VOLT
W/ 10 SERIES
WHT WIRE
Go to component -> 6.0l vin g, charging circuit -> BLK WIRE
blk wiring diagram (433 of 556)
4.8L 4.3L
5.3L, 6.2L 6.0L
6 SPEED A/T
6.0L 4.3L 4.8L, 5.3L, 6.2L 6.6L
ALLISON TRANSMISSION 6 SPEED A/T
AUTOMATIC TRANSMISSION
AUTOMATIC TRANSMISSION FLUID PRESSURE (TFP) MANUAL VALVE POSITION SWITCH
AUTOMATIC TRANSMISSION INTERNAL MODE SWITCH (IMS)
BLK WIRE
BLK/WHT WIRE
BODY CONTROL MODULE (BCM) (LOWER LEFT SIDE OF DASH)
COMPUTER DATA LINES SYSTEM
CONTROL SOLENOID VALVE ASSEMBLY
DATA BUS -
ENGINE CONTROL MODULE (ECM) (LEFT FRONT OF ENGINE COMPT)
GRY WIRE
HEAD
IGN 3 VOLT
IGNITION SWITCH
LOCK
LOW REF
MEGA FUSE
ORG/ WIRE
ORG/BLK WIRE
PARK/ NEUTRAL POSITION (PNP) SWITCH (ON LEFT REAR SIDE OF TRANSMISSION)
PARK/NEUTRAL SIGNAL
PNK/BLK WIRE
POWER DISTRIBUTION SYSTEM
POWER SUPPLY, AUXILIARY BATTERY
PPL
RED WIRE
RED/BLK WIRE
RIGHT BATTERY
RUN WIRE
SERIAL DATA
STARTER MOTOR
STRT RLY CTRL
STRTR FUSE 62 (EXCEPT 6.6L) FUSE 57 (6.6L)
TAN WIRE
TAN/BLK WIRE
TRANSMISSION CONTROL MODULE (TCM)
TRANSMISSION CONTROL MODULE (TCM) (LEFT FRONT OF ENGINE COMPT, NEAR FAN SHROUD)
TRANSMISSION PARK/NEUTRAL
UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) STRTR RELAY
WHT WIRE
YEL WIRE
YEL/BLK WIRE
Go to component -> 6.0l vin g, starting circuit -> BLK WIRE
blk wiring diagram (434 of 556)
2-HI IND
4-HI IND
4-LO IND
5 VOLT REF INCRMT ENCODER SIG
6.0L (VIN G)
7475 7476 1693 1566 1565 PPL
ACCY WAKEUP SRL DATA
ASSEMBLY
AUX HVAC-IGN FUSE 48 FUSE 45
AXLE ACTR CTRL
AXLE SW SIG GMLAN BUS - GMLAN BUS + IGN 1 VOLT
BLK WIRE
BLK/WHT WIRE
BODY CONTROL MODULE (BCM) (LOWER LEFT SIDE OF DASH)
BRN WIRE
COMPUTER DATA LINES SYSTEM
DIRTN SIG
DK BLU WIRE
DK BLU/WHT WIRE
DK GRN WIRE
FRONT AXLE ACTUATOR
FUSE 19 FUSE 13
GAS
GAS DIESEL
GMLAN BUS - GMLAN BUS + INCRMT ENCODER SIG
GRY WIRE
GRY/BLK WIRE
HOT AT ALL TIMES
HOT W/ RUN/CRNK RELAY ENERGIZED
HOT W/ RUN/CRNK RELAY ENERGIZED UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT)
IGN
INSTRUMENT PANEL CLUSTER (IPC)
LEFT I/P JUNCTION BLOCK (LOWER LEFT SIDE OF DASH)
LO REF SW SIG 4 HI IND CTRL 4 LO IND CTRL
LOGIC
LOW REF
LT BLU WIRE
LT GRN/BLK WIRE
LT GRN/DK BLU WIRE
MISC IGN FUSE 43 FUSE 40
MTR CTRL B MTR CTRL A BATT + GND
NEUTRAL IND
NEUTRAL IND CTRL 2 HI IND CTRL
ORG/ WIRE
PNK WIRE
POWER DISTRIBUTION SYSTEM
PPL
PPL/WHT WIRE
PULSE SIG
RED/BLK WIRE
RIGHT I/P JUNCTION BLOCK
SER DATA
SHIFT MOTOR
TAN WIRE
TAN/BLK WIRE
TAN/WHT WIRE
TRANSFER CASE ENCODER MOTOR (ON TRANSFER CASE)
TRANSFER CASE SHIFT CONTROL MODULE (LOWER LEFT SIDE OF DASH)
TRANSFER CASE SHIFT CONTROL SWITCH (ON TOP LEFT OF TRANSFER CASE)
TREC FUSE 67 FUSE 62
WHT WIRE
WHT/GRN WIRE
WIPER/WASHER SYSTEM
YEL WIRE
Go to component -> 6.0l vin g, transfer case circuit, 2-speed automatic -> BLK WIRE
blk wiring diagram (435 of 556)
4.3L
6.0L (VIN G)
AUX HVAC-IGN FUSE 48 FUSE 45
AXLE SW SIG
BLK WIRE
BLK/WHT WIRE
COMPUTER DATA LINES SYSTEM
DK GRN WIRE
FRONT AXLE ACTUATOR (ON FRONT AXLE ASSEMBLY)
GAS DIESEL
GMLAN BUS-
GROUND DISTRIBUTION SYSTEM 6.0L (VIN G) 4.8L, 5.3L, 6.0L (VIN J) 6.6L 4.3L, 6.2L
GRY/BLK WIRE
HOT W/ RUN/CRNK RELAY ENERGIZED
IGN GND
INSTRUMENT PANEL CLUSTER (IPC)
LOGIC
PNK WIRE
SER DATA
TAN WIRE
TAN/BLK WIRE
TAN/WHT WIRE
TRANS IGN 1 FUSE 19 FUSE 13
TRANSFER CASE SHIFT CONTROL SWITCH (ON TOP LEFT OF TRANSFER CASE)
UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT)
WHT WIRE
Go to component -> 6.0l vin g, transfer case circuit, 2-speed manual -> BLK WIRE
blk wiring diagram (436 of 556)
2501 2500 976 COMPUTER DATA LINES SYSTEM
BLK WIRE
BLK/WHT WIRE
BRN WIRE
BRN/WHT WIRE
COMPUTER DATA LINES SYSTEM
CUT)
DK BLU WIRE
DK BLU/WHT WIRE
DK GRN/WHT WIRE
ENGINE CONTROL MODULE (ECM) (LEFT FRONT OF ENGINE COMPT, NEAR FAN SHROUD)
FUSE 49
GRY WIRE
GRY/BLK WIRE
HI SPD GMLAN SERIAL DATA
HI SPD SERIAL DATA - HI SPD SERIAL DATA + LOW REF
HI SPD SERIAL DATA - HI SPD SERIAL DATA + LOW REFERENCE
HOT AT ALL TIMES
HOT W/ RUN/CRNK RELAY ENERGIZED
LEFT I/P JUNCTION BLOCK (LOWER LEFT SIDE OF DASH)
LT BLU WIRE
LT BLU/WHT WIRE
MISC IGN FUSE 40
MODE SELECT A PTO REMOTE SW SET SIG PTO RELAY COIL CTRL PTO SW INDICATOR CTRL
PNK WIRE
POWER TAKE OFF (PTO) PROVISION (BLUNT
POWER TAKE OFF (PTO) RELAY
POWER TAKE OFF (PTO) SWITCH
POWER TAKE OFF MODULE (PTO) (OUTSIDE OF RIGHT FRONT CHASSIS FRAME)
PPL
PPL/WHT WIRE
PTO FUSE 44
RED/ WHT WIRE
RED/WHT WIRE
REMOTE MODE ENABLE SIG PTO ENGAGE SIG PTO RLY ENGAGE SIG
RES+
SERIAL DATA ENABLE
SET OFF
SHUTDOWN SIGNAL
TAN WIRE
TAN/BLK WIRE
TCC BRAKE SIGNAL
UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT)
WHT RED/ WIRE
WHT WIRE
YEL WIRE
Go to component -> 6.6l vin 6, pto circuit -> BLK WIRE
blk wiring diagram (437 of 556)
B+ VOLT
BLK WIRE
BODY CONTROL MODULE (BCM) (LOWER LEFT SIDE OF DASH)
BRN WIRE
BRN/WHT WIRE
CREW CAB
DK BLU WIRE
DK GRN WIRE
DOWN
DRIVER DOOR LOCK/WINDOW SWITCH
DRIVER WINDOW MOTOR (INSIDE DRIVER'S DOOR)
EXPRESS
EXPRESS B+ VOLT
EXTENDED CAB W/ REAR SIDE ACCESS DOOR
GROUND
GROUND DISTRIBUTION SYSTEM
HOT AT ALL TIMES
I/P FUSE BLOCK (LEFT SIDE OF DASH,
ILLUMINATION
LEFT FRONT WINDOW SWITCH
LEFT I/P JUNCTION BLOCK (LOWER LEFT SIDE OF DASH)
LEFT REAR WINDOW MOTOR (IN LEFT REAR DOOR)
LEFT REAR WINDOW SWITCH
LF DOWN CTRL
LF UP CTRL
LO SPD SERIAL DATA
LO-SPEED SERIAL DATA
LOCKOUT IND
LOCKOUT SWITCH
LOGIC
LOGIC B+
LOGIC SIGNAL
LR DOWN CTRL
LR UP CTRL
LR UP SIG
LT BLU/WHT WIRE
LT DR CIRCUIT BREAKER
LT GRN WIRE
PASSENGER DOOR LOCK/WINDOW SWITCH
PASSENGER WINDOW MOTOR (INSIDE PASSENGER'S DOOR)
PPL
PPL LR DOWN SIG
PPL PWR WND SWITCH RR DOWN SIGNAL
PWR WND LOCKOUT RR CTRL
PWR WND LOCKOUT RR SIG
PWR WND MOTOR RF DOWN CTRL
PWR WND MOTOR RF UP CTRL
PWR WND MOTOR RR DOWN CTRL
PWR WND MOTOR RR UP CTRL GROUND
PWR WND SW LOCKOUT SIG
PWR WND SW LR DOWN SIG
PWR WND SW LR UP SIG
PWR WND SW RR DOWN SIG
PWR WND SW RR UP SIG
PWR WND SWITCH RR UP SIGNAL
RED/WHT WIRE
RIGHT FRONT WINDOW SWITCH
RIGHT I/P JUNCTION BLOCK
RIGHT REAR WINDOW MOTOR (IN RIGHT REAR DOOR)
RIGHT REAR WINDOW SWITCH
RT DOORS CIRCUIT
SPLICE
WHT WIRE
Go to component -> Power windows circuit, without bucket seats & power mirrors -> BLK WIRE
blk wiring diagram (438 of 556)
2 1 FM ANT FM ANT
3 2 1 IGN
6 5 4 3 2 1 IGN VOLT GND L AUDIO (+) R AUDIO (+) VIDEO SIG A (+) VIDEO COM (-)
6 5 4 3 2 1 IGN VOLT GND L AUDIO (+) R AUDIO (+) VIDEO SIG B (+) VIDEO COM (-)
BLK WIRE
CLOCK SIG L AUDIO (+) R AUDIO (+) VIDEO SIG A (+) VIDEO COM (-)
CLOCK SIG L AUDIO (+) R AUDIO (+) VIDEO SIG B (+) VIDEO COM(-)
DIGITAL VIDEO DISC (DVD) CONTROL MODULE
DRIVER SEAT HEADREST DIGITAL VIDEO DISC (DVD) DISPLAY
FM ANTENNA
GAS DIESEL
GROUND DISTRIBUTION SYSTEM
HOT W/ RUN/CRNK RELAY ENERGIZED
PASSENGER SEAT HEADREST DIGITAL VIDEO DISC (DVD) DISPLAY
PNK WIRE
RED WIRE
SEO/ALC FUSE 54 FUSE 51
UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT)
WHT WIRE
YEL WIRE
Go to component -> Video system circuit -> BLK WIRE
blk wiring diagram (439 of 556)
1 2 3 4 9 10 BATTERY (+) BATTERY (+) BATTERY (+) BATTERY (+) GROUND BATTERY (+)
BCM FUSE 15
BLK WIRE
BLK/WHT WIRE
BODY CONTROL MODULE (BCM) (LOWER LEFT SIDE OF DASH)
COMPUTER DATA LINES SYSTEM
CREW CAB
CTSY FUSE 5
DIM FUSE 7
DK GRN WIRE
DRIVER DOOR LATCH ASSEMBLY (REAR OF DRIVER'S DOOR)
GRN WIRE
GRY WIRE
GRY/BLK WIRE
HEAD
HEAD OFF AUTO PARK
HEADLAMP, PANEL DIMMER SWITCH
HOT AT ALL TIMES
HYBRID EXCEPT HYBRID
I/P FUSE BLOCK (LEFT SIDE
I/P FUSE BLOCK (LEFT SIDE OF DASH,
IGN
IS LPS FUSE 17
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 6
OF DASH)
OFF AUTO PARK
PARK BRAKE SW SIGNAL
PASSENGER DOOR LATCH ASSEMBLY (REAR OF PASSENGER'S DOOR)
PNK/BLK 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 8
STOP LAMPS FUSE 12
SYSTEM
TAN WIRE
TAN/BLK WIRE
TAN/WHT WIRE
W/ ELECTRONIC DOOR LOCK CONTROL W/O ELECTRONIC DOOR LOCK CONTROL
W/ POWER WINDOWS
WHT WIRE
Go to component -> Warning systems circuit, with bucket seats & power mirrors (1 of 2) -> BLK WIRE
blk wiring diagram (440 of 556)
1 2 3 4 5 6 7 8 9 10 11 12 13 14 B+
B+ LOW REF LO SPD DATA
BLK WIRE
BLK/WHT WIRE
BLU WIRE
BRAKE PEDAL ASSEMBLY)
CHIME MODULE (CENTER OF DASH, BEHIND RADIO)
CONNECTOR BREAKOUT) (W/ LUXURY EDITION)
DK BLU WIRE
DK GRN WIRE
DLIS FUSE 35 FUSE 32
DRIVER INFORMATION CENTER (DIC) DISPLAY
DRIVER SEAT BELT BUCKLE
DRIVER SEAT BELT SWITCH
GASOLINE 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
LEFT SEAT BELT SW
LO SPD GMLAN SERIAL DATA
LOGIC
LOW ENGINE OIL PRESSURE IND
LOW REF
LOW TIRE PRESSURE IND
LT (W/ FRONT BENCH SEAT)
LT BLU WIRE
NCA WIRE
OFF
PARK BRAKE SWITCH (ON PARK
PNK SUPPLEMENTAL RESTRAINTS SYSTEM WIRE
PNK WIRE
PNK/BLK WIRE
POWER DISTRIBUTION SYSTEM
PPL
RADIO
RDO FUSE 42 FUSE 39
RED/WHT WIRE
RUN WIRE
SEAT BRAKE BELT IND IND
SERIAL DATA
SIDE OF DASH)
SOUND SYSTEMS
TAN WIRE
TAN/WHT WIRE
UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT)
W/ RADIO PROVISIONS
W/O LUXURY EDITION
W/O RADIO PROVISIONS
WHT WIRE
Go to component -> Warning systems circuit, with bucket seats & power mirrors (2 of 2) -> BLK WIRE
