Chevrolet Silverado 1500 (2000-2012) org/wht Wiring diagrams

2501 2500 COMPUTER DATA LINES SYSTEM 27 28 SER DATA BUS- SER DATA BUS+ 9 20 56 29 30 36 32 23 STOP LAMP SW SIG BATT + ACCELERATOR PEDAL POSITION (APP) SENSOR (ABOVE ACCELERATOR PEDAL) APP SEN 1 SIG LOW REF APP SEN 2 SIG LOW REF PPL BATT + BLK/WHT WIRE BODY CONTROL MODULE (BCM) (LOWER LEFT SIDE OF DASH) BRN WIRE COMPUTER DATA LINES SYSTEM CRUISE CONTROL IND DIMMING SIG CRUISE CONTROL SWITCH SIGNAL CRUISE IND CRUISE SWITCH DK BLU WIRE DK GRN WIRE ECM BATT FUSE 12 ENGINE CONTROL MODULE (ECM) (LEFT FRONT OF ENGINE COMPT, NEAR FAN SHROUD) GMLAN DATA BUS- GRN/WHT WIRE GROUND GRY WIRE HI SPD GMLAN SER DATA BUS- HOT AT ALL TIMES HOT AT ALL TIMES I/P FUSE BLOCK (LEFT SIDE OF DASH) DIM FUSE HOT W/ RUN/CRANK RELAY ENERGIZED INFLATABLE RESTRAINT STEERING WHEEL MODULE COIL (BEHIND STEERING WHEEL) INSTRUMENT PANEL CLUSTER (IPC) IPC FUSE 46 LEFT I/P JUNCTION BLOCK (LOWER LEFT SIDE OF DASH) LEFT STEERING WHEEL CONTROL SWITCH ASSEMBLY LOGIC LT BLU WIRE LT BLU/WHT WIRE LT GRN/BLK WIRE LT GRN/WHT WIRE MISC-IGN FUSE 43 ORG/WHT WIRE PNK STEERING WHEEL CNTRL SUP VOLT WIRE PNK WIRE PNK/BLK WIRE PPL PPL BRAKE SW SIG PPL/WHT WIRE RED/WHT WIRE RES+ SER DATA SET- SOUND SYSTEMS STOP LAMP SWITCH (TOP OF BRAKE PEDAL ASSEMBLY) TAN WIRE TAN/BLK WIRE TP SENS 1 SIG LOW REF TP SENS 2 SIG TAC MOTOR CTRL 2 TAC MOTOR CTRL 1 TRANSMISSION CONTROL MODULE (TCM) UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) VEHICLE SPEED SENSOR (VSS) (ON TRANSMISSION TAILSHAFT HOUSING) VSS HI SIG VSS LO SIG WHT/BLK WIRE YEL WIRE

10 11 13 14 2500 2501 2501 2500 DATA BUS + DATA BUS - DATA BUS - DATA BUS + 6.0L APP SEN 1 SIG LOW REF APP SEN 2 SIG LOW REF VSS LO SIG VSS HI SIG AUTOMATIC TRANSMISSION BATT + BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (LOWER LEFT SIDE OF DASH) BRN WIRE COMPUTER DATA LINES SYSTEM CONTROL SOLENOID VALVE ASSEMBLY CRUISE CONTROL IND DIMMING SIG CRUISE CONTROL SWITCH SIGNAL CRUISE IND CRUISE SWITCH DK BLU WIRE DK GRN WIRE ECM BATT FUSE 12 ENGINE CONTROL MODULE (ECM) (LEFT FRONT OF ENGINE COMPT, NEAR FAN SHROUD) EXCEPT 6.0L GRN WIRE GRN/WHT WIRE GROUND GROUND DISTRIBUTION SYSTEM GRY WIRE HI SPD GMLAN SER DATA BUS- HOT AT ALL TIMES HOT AT ALL TIMES I/P FUSE BLOCK (LEFT SIDE OF DASH) DIM FUSE 7 HOT W/ RUN/CRNK RELAY ENERGIZED INFLATABLE RESTRAINT STEERING WHEEL MODULE COIL (BEHIND STEERING WHEEL) INPUT SHAFT SPEED SENSOR (ISS) INPUT SPEED SENSOR (ISS) SIGNAL INSTRUMENT PANEL CLUSTER (IPC) INTERIOR LIGHTS POWER SYSTEM DISTRIBUTION SYSTEM IPC FUSE 46 ISS/OSS SUPPLY VOLTAGE LEFT I/P JUNCTION BLOCK (LOWER LEFT SIDE OF DASH) LEFT I/P JUNCTION BLOCK (LOWER LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM LEFT STEERING WHEEL CONTROL SWITCH ASSEMBLY LOGIC LT BLU WIRE LT BLU/WHT WIRE LT GRN/BLK WIRE LT GRN/WHT WIRE MISC-IGN FUSE 43 ORG/WHT WIRE OUTPUT SHAFT SPEED SENSOR (OSS) OUTPUT SPEED SENSOR (OSS) SIGNAL PNK PNK PNK WIRE PNK PNK WIRE PNK WIRE PNK/BLK WIRE POWER DISTRIBUTION SYSTEM PPL PPL BRAKE SW SIG PPL PPL PPL/WHT WIRE RED WIRE RED/WHT WIRE RES+ SER DATA SET- SOUND SYSTEMS STOP LAMP SWITCH (TOP OF BRAKE PEDAL ASSEMBLY) TAN WIRE TAN/BLK WIRE TP SENS 1 SIG LOW REF TP SENS 2 SIG TAC MOTOR CTRL 2 TAC MOTOR CTRL 1 TRANSMISSION CONTROL MODULE (TCM) UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) W/O TWO SPEED PUSH BUTTON, ELECTRIC SHIFT CONTROL TRANSFER CASE WHT/BLK WIRE YEL WIRE

12 13 PPL BRK SIG 16 17 19 GMLAN + GMLAN - COMM DATA ABS INDICATOR BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (LOWER LEFT SIDE OF DASH) BRAKE BOOSTER VACUUM SENSOR (LEFT REAR OF ENGINE COMPT) BRAKE FLUID LEVEL SWITCH (ON MASTER CYLINDER) BRAKE INDICATOR COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE EXCEPT 4.3L, 5.3L (VIN O), 5.3L (VIN 3), 6.0L (VIN K) GRY WIRE GRY/WHT WIRE I/P MULTI-FUNCTION SWITCH INSTRUMENT PANEL CLUSTER (IPC) LOGIC LT BLU WIRE LT GRN WIRE NCA WIRE ORG/ WIRE ORG/BLK WIRE ORG/WHT WIRE PARK BRAKE SWITCH (ON PARK BRAKE PEDAL ASSEMBLY) POWER BRAKE BOOSTER (LEFT REAR OF ENGINE COMPT) PPL PPL/WHT WIRE PRK BRK SW RIGHT FRONT WHEEL SPEED SENSOR (WSS) (ON RIGHT FRONT STEERING KNUCKLE) STEERING ANGLE SENSOR (ON STEERING COLUMN) STOP LAMP SWITCH (TOP OF BRAKE PEDAL ASSEMBLY) TAN WIRE TAN/BLK WIRE TRACTION SW YEL WIRE YEL/BLK WIRE

12 13 812 7062 PPL BRK SIG 16 17 19 2500 2501 5986 GMLAN + GMLAN - COMM DATA 4.8L, 5.3L (VIN J), 5.3L (VIM M), 6.0L (VIN Y), 6.2L (VIN 8) ABS INDICATOR ABS PUMP MOTOR ABS-1 FUSE 61 ABS-2 FUSE 9 B+ GMLAN + GMLAN + VEH SPD SIG BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (LOWER LEFT SIDE OF DASH) BRAKE INDICATOR COMM DATA COMPUTER DATA LINES SYSTEM 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, NEAR FAN SHROUD) FUEL SYSTEM CONTROL MODULE (FSCM) (UNDER REAR OF VEHICLE) GMLAN - GMLAN + GRY/WHT WIRE HOT AT ALL TIMES UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) INSTRUMENT PANEL CLUSTER (IPC) LEFT FRONT WHEEL SPEED SENSOR (WSS) (ON LEFT FRONT STEERING KNUCKLE) LF WHL SNS LOGIC LT BLU WIRE LT BLU/BLK WIRE NCA WIRE ORG/WHT WIRE PARK BRAKE SWITCH (ON PARK BRAKE PEDAL ASSEMBLY) POWER TAKE OFF (PTO) MODULE (OUTSIDE OF RIGHT FRONT CHASSIS FRAME) PPL PRK BRK SW RADIO RED WIRE RED/BLK WIRE RF WHL SNS RIGHT FRONT WHEEL SPEED SENSOR (WSS) (ON RIGHT FRONT STEERING KNUCKLE) STOP LAMP SWITCH (TOP OF BRAKE PEDAL ASSEMBLY) TAN WIRE TAN/BLK WIRE VEH SPD SIG W/ LUXURY EDITION W/O LUXURY EDITION EXCEPT 4.3L 4.3L YEL WIRE YEL/BLK WIRE

ACCESSORY WAKEUP SERIAL DATA ANTI-LOCK BRAKES, EXTERIOR LIGHTS SYSTEMS ANTI-THEFT SYSTEM BATTERY BCM FUSE 15 BLK/WHT WIRE BODY CONTROL MODULE (BCM) (LOWER LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM CRUISE CONTROL, SEATS SYSTEMS CRUISE CTRL IND DIM SIG CTSY FUSE 5 DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE DRL RELAY CTRL EXHAUST BRK SW SIG FOG LAMP RELAY CTRL FRONT FOG LAMP SW SIG/ENABLE GAS DIESEL GROUND GRY WIRE HEADLAMP HI BEAM RELAY CTRL HEADLIGHTS SYSTEM HI SPD GMLAN SERIAL DATA BUS + HOOD AJAR SW SIG HOT AT ALL TIMES I/P FUSE BLOCK (LEFT SIDE OF DASH, I/P LAMP DIMMER SW SIG INDICATOR DIM CTRL INSTRUMENT CLUSTER SYSTEM INTERIOR LIGHTS, EXTERIOR LIGHTS SYSTEMS IPC FUSE 46 FUSE 43 IS LPS FUSE 17 LED BACKLIGHT DIM CTRL LINER INTERCONNECT BUS LO SPD SERIAL DATA LOW REF LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/WHT WIRE LT STOP TRN FUSE 6 LT TRLR TURN SIG LAMP ORG/ WIRE ORG/WHT WIRE PNK/BLK WIRE POWER DISTRIBUTION SYSTEM PPL/WHT WIRE RED WIRE RED/WHT WIRE RF TURN SIG LAMP SUPPLY RT STOP TRN FUSE 8 RT TRLR TURN SIG LAMP RUN/CRANK RELAY CTRL SECURITY IND CTRL SERIAL DATA COMM ENABLE STOP LAMPS FUSE 12 STP LP SW SIG TAN WIRE TAN/BLK WIRE TAN/WHT WIRE UNDERHOOD FUSE BLOCK WASHER RELAY CTRL WHT WIRE WIPER MOTOR PARK SW SIG WIPER/WASHER SYSTEM YEL WIRE

3 8 DIM CNTRL PRK LP SIG 5 8 PPL 5060 6817 6816 COMPUTER DATA LINES SYSTEM 6086 974 29 8 IND CTRL LOW REF PPL ANTI-LOCK BRAKES SYSTEM AUTOMATIC A/C BLK WIRE BODY CONTROL MODULE (BCM) (LOWER LEFT SIDE OF DASH) BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DIM IS LPS FUSE FUSE DIM SIG DK GRN WIRE DK GRN/WHT WIRE DRIVER HEATED SEAT SWITCH (W/ SPO HEATED SEATS) DRIVER INFORMATION CENTER (DIC) SWITCH (W/ ACCESSORY STEERING WHEEL CONTROL) EXHAUST BRK SW SIG GRY/BLK WIRE HEAD HEADLAMP, PANEL DIMMER SWITCH HEATED SEATS HOT AT ALL TIMES I/P FUSE BLOCK (LEFT SIDE OF DASH) HVAC CONTROL MODULE (IF EQUIPPED) INFLATABLE RESTRAINT STEERING WHEEL MODULE COIL (BEHIND STEERING WHEEL) INSTRUMENT PANEL CLUSTER (IPC) LEFT STEERING WHEEL CONTROL SWITCH LOGIC LOW REF LT BLU WIRE OFF AUTO PARK ORG/WHT WIRE PASSENGER HEATED SEAT SWITCH (W/ SPO HEATED SEATS) POWER TAKE OFF (PTO) MODULE (OUTSIDE OF RIGHT FRONT CHASSIS FRAME) POWER TAKE OFF (PTO) SWITCH (IF EQUIPPED) PPL/WHT WIRE RADIO RED/WHT WIRE RIGHT STEERING WHEEL CONTROL SWITCH RR PRK ASSIST SECURITY WIRING PROVISIONS SERIAL DATA 10 18 25 BUS LED DIM DIM CTRL SWC BKLT FUSE 3 TAN WIRE TRAILER BRAKE CONTROL SWITCH (IF EQUIPPED) W/ ACCESSORY STEERING CONTROL, W/ ADOMETER W/ ACCESSORY STEERING WHEEL CONTROL W/ ELECTRIC DOOR LOCK CONTROL W/ LUXURY W/O ACCESSORY EDITION, STEERING ODOMETER WHEEL CONTROL SECURITY W/ SPO W/ SPO HEATED SEATS W/ TRAILER BRAKE CONTROL W/O SPO HEATED SEATS YEL WIRE

2-HI IND 4-HI IND 4-LO IND 5 VOLT INCRMT ENCODER IMPULSE SIG 7 CM FROM MAIN HARNESS ASSEMBLY) ACCY WAKEUP SRL DATA AXLE SW SIG GMLAN BUS - GMLAN BUS + IGN VOLT BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) BRAKE CONTROL BRN WIRE COMPUTER DATA LINES SYSTEM DIRTN SIG DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE FRONT AXLE ACTUATOR (ON FRONT AXLE ASSEMBLY) FUSE 19 FUSE 13 GAS DIESEL GND ACCY WAKEUP SRL DATA ROTARY POSITION SENS SIG GMLAN BUS- GMLAN BUS + GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT W/ RUN/CRNK RELAY ENERGIZED IGN IGN LOGIC INCRMT ENCODER DIRECTN SIG INSTRUMENT CLUSTER PANEL (IPC) LEFT I/P JUNCTION BLOCK (LOWER LEFT SIDE OF DASH) LO REF SW SIG 4 HI IND CTRL 4 LO IND CTRL AWD IND CTRL AXLE ACTR CTRL LOGIC LOW REF LT BLU WIRE LT GRN 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 2 HI IND CTRL LOCK SOL CTRL ORG/ WIRE ORG/WHT WIRE OUTSIDE MOISTURE SENSOR (NEAR INSIDE REARVIEW MIRROR MOUNT) PNK WIRE POWER DISTRIBUTION SYSTEM PPL PPL/WHT WIRE PULSE SIG RED/BLK WIRE RIGHT I/P JUNCTION BLOCK (IN RIGHT END OF DASH) SHIFT MOTOR LOGIC TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TRANSFER CASE 2/4 WHEEL DRIVE ACTUATOR POSITION SENSOR 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 YEL WIRE YEL/BLK WIRE

1786 472 TRANSMISSIONS SYSTEM 335 465 COOLING FANS SYSTEM 5514 1669 1671 5360 AIR CONDITIONING SYSTEM A/C CL CTRL ACC SER DATA ACCELERATOR PEDAL POSITION (APP) SENSOR (ABOVE ACCELERATOR PEDAL) AIR CONDITIONING SYSTEM AIR CONDITIONING SYSTEM 2700 2709 1274 AIR CONDITIONING SYSTEM TRANSMISSIONS SYSTEM AXL SW SIG PNK WIRE B+ LO REF PPL BANK 1 SENSOR 2 (NEAR LEFT SIDE OF ENGINE) BANK 2 SENSOR 2 (NEAR RIGHT SIDE OF ENGINE) BLK WIRE BLK/WHT WIRE BRAKE PADAL POSITION SENSOR BRN WIRE BRN/WHT WIRE CFAN HI CTRL VSS CFAN LO CTRL FP RLY CTRL COMPUTER DATA LINES SYSTEM COOLING FANS 473 1827 SYSTEM ANTI-LOCK BRAKES SYSTEM DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ENGINE CONTROL MODULE (ECM) (LEFT FRONT OF ENGINE COMPT, NEAR FAN SHROUD) FRONT FUEL PUMP, SENDER ASSEMBLY (IN FRONT FUEL TANK) FUEL PMP RELAY FUEL PUMP FUSE 20 FUEL TANK PRESSURE (FTP) SENSOR (ON FUEL PUMP, SENDER ASSEMBLY) GRY WIRE GRY/BLK WIRE GRY/WHT WIRE HEATED OXYGEN HOT AT ALL TIMES IAT SENSOR IGN LO REF LO REF A/C PRESS SIG LO REF FTP SIG GMLAN (+) GMLAN (-) BRK APLY VOL SENS LOW REF LT BLU WIRE LT BLU/WHT WIRE MAF MAF SIG MASS AIR FLOW (MAF)/INTAKE AIR TEMPERATURE (IAT) SENSOR (RIGHT FRONT OF ENGINE) MIL CTRL NCA WIRE ORG/BLK WIRE ORG/WHT WIRE P/N SIG IAT SIG PNK PNK WIRE PNK WIRE PPL PPL FUEL LVL PPL/WHT WIRE PWT RLY CTRL RED/WHT WIRE SENS SIG SIGNAL STARTING/ CHARGING SYSTEM STRT RLY CTRL TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TOS SIG TCC SIG TRANSMISSIONS SYSTEM UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) VOL SENS BRK SPLY W/ TWO SPEED TRANSFER CASE W/O TWO SPEED TRANSFER CASE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

AUX HVAC-IGN FUSE 48 BANK 1 SENSOR 1 (NEAR LEFT SIDE OF ENGINE) BANK 2 SENSOR 1 (NEAR RIGHT SIDE OF ENGINE) BLK WIRE BLK/WHT WIRE BRAKE FLUID LEVEL SWITCH (ON BRAKE MASTER CYLINDER RESERVOIR) BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DK GRN WIRE ENGINE OIL PRESSURE (EOP) SENSOR (REAR OF ENGINE) ENGINE OIL PRESSURE IND FROM INJ-A FUSE (DIAGRAM 2 OF 4) GRY WIRE GRY/WHT PNK WIRE GRY/WHT WIRE HEATED OXYGEN HOT AT ALL TIMES UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) IPC FUSE 46 HOT W/ RUN/CRNK RELAY ENERGIZED IGN IGN B+ IGN 1 GND MALFUNCTION INDICATOR LAMP IGNITION CONTROL MODULE (ICM) (REAR OF ENGINE) INSTRUMENT PANEL CLUSTER (IPC) LO BUS LO REF LOGIC LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE MANIFOLD ABSOLUTE PRESSURE (MAP) SENSOR (TOP REAR OF ENGINE) NCA WIRE ORG/BLK LT GRN WIRE ORG/BLK WIRE ORG/WHT WIRE PNK WIRE PNK/BLK WIRE POWER DISTRIBUTION SYSTEM PPL PPL 18 19 PPL/WHT WIRE RED/WHT WIRE SNSR FUSE 18 TAN WIRE TAN/WHT WIRE WHEEL HEATER) WHT BRN WIRE YEL WIRE YEL/BLK WIRE

BLK WIRE BLK/WHT WIRE BRN WIRE CAMSHAFT POSITION (CMP) SENSOR CKP SIG CMP SIG CRANKSHAFT POSITION (CKP) SENSOR (FRONT OF ENGINE, RIGHT OF CRANK PULLEY) DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE ECT SIG PPL ENGINE CONTROL MODULE (ECM) (LEFT FRONT OF ENGINE COMPT, NEAR FAN SHROUD) ENGINE COOLANT TEMPERATURE (ECT) SENSOR (LEFT SIDE OF ENGINE) GEN FDC SIG GRY WIRE GRY/BLK WIRE GRY/WHT WIRE KNOCK SENSOR (KS) 1 (LOWER LEFT SIDE OF ENGINE) KNOCK SENSOR (KS) 2 (LOWER RIGHT SIDE OF ENGINE) LO REF LOW REF LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE MAP SIG LO REF LO REF OIL PRESS SIG ORG/BLK WIRE ORG/WHT WIRE PNK WIRE PNK/BLK WIRE PPL PPL 18 19 PPL IC 1 CTRL IC 3 CTRL IC 2 CTRL PPL/WHT WIRE RED WIRE SENS SENS SIG SIG SOL CTRL CHG IND SIG TAC MTR CTRL-2 STARTING/ CHARGING SYSTEM STARTING/CHARGING SYSTEM TAC MTR CTRL 1 TAN WIRE TAN/WHT WIRE WHT DK GRN/ WIRE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE