Chevrolet Silverado 1500 HD (2001-2006) org/ Wiring diagrams

1 2 6 8 16 19 20 21 40 42 46 47 48 51 62 63 GND TCC PWM PC SOL HI PC SOL LO 1-2 SHIFT SOLENOID 2-3 SHIFT SOLENOID 3-2 SHIFT SOLENOID A/T FLUID PRESSURE MANUAL VALVE POSITION SWITCH AUTOMATIC TRANSMISSION BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) BRAKE FUSE BRN WIRE BRN/WHT WIRE DATA LINK CONNECTOR (UNDER LEFT SIDE OF DASH) DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE ENGINE COOLANT TEMPERATURE SENSOR (FRONT OF LEFT CYLINDER HEAD) EXCEPT SEO FLUID TEMP SENSOR FUSE GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN HOT IN RUN, ACC, START HOT IN RUN, START I/P FUSE BLOCK (LOWER LEFT SIDE OF DASH) I/P RELAY BLOCK (NEAR LEFT KICK PANEL) IGN 0 FUSE INSTRUMENT PANEL CLUSTER (IPC) IPC/DIC FUSE LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE MALFUNCTION INDICATOR LAMP OF TRANSMISSION) ORG/ WIRE ORG/BLK WIRE PARK/NEUTRAL POSITION SWITCH (LEFT SIDE OF TRANSMISSION) PCM B FUSE PNK PNK WIRE PNK WIRE POWER DISTRIBUTION SYSTEM POWERTRAIN CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) PPL PPL/WHT WIRE PRESS CTRL SOLENOID RED WIRE RED/BLK WIRE REV RUN WIRE SEO SPLICE PACK STOPLIGHT SWITCH (TOP OF BRAKE PEDAL BRACKET) TAN WIRE TAN/BLK WIRE TCC PWM SOLENOID TCC SOLENOID TOW/HAUL SWITCH TRANSFER CASE) UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) PCM 1 FUSE VEHICLE SPEED SENSOR WHT WIRE YEL WIRE YEL/BLK WIRE

A/T SHIFT LEVER AUTOMATIC TRANSMISSION BODY CONTROL MODULE BRAKE FUSE BRN WIRE CRUISE CONTROL ON/OFF SWITCH CRUISE FUSE CRUISE POWER TAKEOFF CONTROL MODULE (PTO) SWITCH CRUISE PTO DRIVER SHIFT REQUEST SWITCH ELECTRONIC FRONT BRAKE CONTROL AXLE MODULE ACTUATOR FROM IGN A FUSE (DIAGRAM 1 OF 6) FUSE HVAC 1 FUSE HTR/AC FUSE HVAC CONTROL MODULE I/P FUSE BLOCK (LEFT SIDE OF DASH, I/P JUNCTION BLOCK (BEHIND RIGHT SIDE OF DASH) IGN 0 FUSE IGNITION SWITCH LOCK OFF MAN A/C ORG/ WIRE PNK PNK WIRE PNK WIRE POWERTRAIN CONTROL MODULE PPL RED WIRE RUN WIRE STOPLAMP SWITCH TBC IGN 0 FUSE TRANSMISSION TRANSMISSION CONTROL MODULE (TCM) TURN SIGNAL/ MULTIFUNCTION SWITCH UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) CRANK FUSE WHT WIRE YEL WIRE

1 2 6 8 16 19 20 21 40 42 46 47 48 51 62 63 GND TCC PWM PC SOL HI PC SOL LO 1-2 SHIFT SOLENOID 2-3 SHIFT SOLENOID 3-2 SHIFT SOLENOID A/T FLUID PRESSURE MANUAL VALVE POSITION SWITCH AUTOMATIC TRANSMISSION BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) BRAKE FUSE BRN WIRE BRN/WHT WIRE DATA LINK CONNECTOR (UNDER LEFT SIDE OF DASH) DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE ENGINE COOLANT TEMPERATURE SENSOR (FRONT OF LEFT CYLINDER HEAD) EXCEPT SEO FLUID TEMP SENSOR FUSE GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN HOT IN RUN, ACC, START HOT IN RUN, START I/P FUSE BLOCK (LOWER LEFT SIDE OF DASH) I/P RELAY BLOCK (NEAR LEFT KICK PANEL) IGN 0 FUSE INSTRUMENT PANEL CLUSTER (IPC) IPC/DIC FUSE LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE MALFUNCTION INDICATOR LAMP OF TRANSMISSION) ORG/ WIRE ORG/BLK WIRE PARK/NEUTRAL POSITION SWITCH (LEFT SIDE OF TRANSMISSION) PCM B FUSE PNK PNK WIRE PNK WIRE POWER DISTRIBUTION SYSTEM POWERTRAIN CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) PPL PPL/WHT WIRE PRESS CTRL SOLENOID RED WIRE RED/BLK WIRE REV RUN WIRE SEO SPLICE PACK STOPLIGHT SWITCH (TOP OF BRAKE PEDAL BRACKET) TAN WIRE TAN/BLK WIRE TCC PWM SOLENOID TCC SOLENOID TOW/HAUL SWITCH TRANSFER CASE) UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) PCM 1 FUSE VEHICLE SPEED SENSOR WHT WIRE YEL WIRE YEL/BLK WIRE

4.3L 8 GA- 8 GA-BLK/WHT WIRE ABS FUSE TBC BATT FUSE AUXILIARY BATTERY RELAY (RIGHT REAR OF ENGINE COMPT) BATTERY (LEFT) BATTERY (RIGHT) BATTERY (RIGHT) (W/AUX BATTERY) BATTERY CABLE JUNCTION BLOCK BLK WIRE BLK/WHT WIRE BLUNT CUT) BRN WIRE CIG LTR FUSE CIGAR LIGHTER COOL FAN FUSE COOL/FAN RELAY 1 COOL/FAN RELAY 2 COOL/FAN RELAY 3 CUST FEED FUSE DATA LINK CONNECTOR DIGITAL RADIO RADIO RECEIVER DIGITAL REAR SEAT RADIO AUDIO (RSA) RECEIVER CONTROLLER AUDIO AMPLIFIER ELECTRONIC BODY BRAKE CONTROL CONTROL MODULE MODULE EMERGENCY VEHICLE ROOF LAMP RELAY EVAPORATIVE EMISSIONS CANISTER VENT SOLENOID EXCEPT 4.3L EXCEPT LUXURY FUSE FUSIBLE LINK 1 FUSIBLE LINK 4 FUSIBLE LINK 5 GENERATOR (4.3L, 8.1L) GENERATOR (4.8L, 5.3L, 6.0L) I/P JUNCTION BLOCK (RIGHT SIDE OF DASH) I/P RELAY BLOCK (LEFT OF STEERING COLUMN) I/P RELAY BLOCK (NEAR LEFT KICK PANEL) IGN A FUSE STUD 2 FUSE IGN B FUSE LUXURY MEGA FUSE MOBILE RADIO FUSE BLOCK (BEHIND RIGHT SIDE OF DASH) NCA WIRE ORG/ WIRE RADIO AMP FUSE RADIO FUSE REAR SEAT RADIO AUDIO (RSA) CONTROLLER RED WIRE RED/BLK WIRE RELAY RELAY/ FUSE RTD FUSE S/ROOF FUSE RR WIPER FUSE EAP FUSE STARTER STARTER RELAY STUD 1 FUSE SUNROOF CONTROL MODULE TO IGNITION SWITCH (DIAGRAM 6 OF 6) TRAILER CONNECTOR (7 WAY) UNDERHOOD COOLING FAN FUSE BLOCK (LEFT SIDE OF ENG COMPT) VSES/ ECAS FUSE FUSE W/ AUX BATTERY W/ WRECKER EMERGENCY LAMP WHEEL TRAILER WIRING PROVISION (BLUNT CUT) WRECKER RELAY

AUTO A/C AUX PWR FUSE AUXILIARY POWER OUTLET (BIN) AUXILIARY POWER OUTLET (CONSOLE) BLK WIRE BLOWER FUSE BLOWER MOTOR CONTROL MODULE BLOWER MOTOR RESISTOR ASSEMBLY BREAKOUT) DEFOG RELAY EXCEPT LUXURY F/PMP RELAY RVC FUSE FROM RADIO FUSE (DIAGRAM 1 OF 6) FUSE GARAGE DOOR OPENER OVERHEAD CONSOLE GENERATOR BATTERY CONTROL MODULE (10 SERIES) HVAC CONTROL MODULE AUXILIARY POWER OUTLET (FRONT) HVAC/ECAS FUSE RR HVAC FUSE I/P JUNCTION BLOCK (RIGHT SIDE OF DASH) I/P RELAY BLOCK (NEAR LEFT KICK PANEL) INFO FUSE INSTRUMENT PANEL CLUSTER IPC/DIC FUSE LH HID FUSE LUXURY MANUAL A/C NCA WIRE ORG/ WIRE PCM B FUSE POWERTRAIN CONTROL MODULE REAR SEAT ENTERTAINMENT ASSEMBLY RED WIRE REMOTE REAR SEAT PLAYBACK ENTERTAINMENT DEVICE ASSEMBLY (CD PLAYER) RH HID FUSE ROOF BEACON RELAY ROOF BEACON SWITCH RR DEFOG FUSE STOP LP FUSE STOPLAMP SWITCH TCM B FUSE TO LBEC 1 FUSE (DIAGRAM 3 OF 6) TRANSFER CASE ENCODER MOTOR TRANSFER CASE SHIFT CONTROL MODULE TRANSMISSION CONTROL MODULE (TCM) TREC FUSE VEHICLE COMMUNICATION INTERFACE MODULE WHT WIRE

A/C COMP FUSE A/C COMP RELAY BLK WIRE BODY CONTROL MODULE DDM FUSE DRIVER DOOR UNLOCK RELAY DRL FUSE DRL RELAY ECC/ TPM FUSE AUX PWR 2 FUSE ETC/ECM FUSE EVAPORATIVE EMISSIONS (EVAP) CANISTER PURGE SOLENOID EXC BASE FLASH FUSE FOG LP FUSE FOG LP RELAY FROM MBEC 1 FUSE (DIAGRAM 3 OF 6) FROM PCM B FUSE (DIAGRAM 2 OF 6) FUEL PUMP RELAY (SECONDARY) (W/ DUAL TANKS) PNK WIRE FUSE FUSE FUSE HDLP LOW RELAY HDLP-HI RELAY HORN RELAY I/P JUNCTION BLOCK (RIGHT SIDE OF DASH) I/P RELAY BLOCK (NEAR LEFT KICK PANEL) IGN 1 RELAY INTAKE AIR TEMPERATURE (IAT)/MASS AIRFLOW (MAF) SENSOR ASSEMBLY LBEC 1 FUSE LBEC 2 FUSE LOCK RELAY LT DOOR CIRCUIT BREAKER LUMBAR BOLSTER SWITCH (FRONT PASSENGER) MBEC 1 FUSE MEMORY SEAT ADJUSTER SEAT MODULE SWITCH (DRIVER) (DRIVER) NON BUCKET BUCKET ORG/ WIRE PARK LP RELAY PASSENGER DOOR MODULE PCM 1 FUSE PDM FUSE LOCKS FUSE PNK PNK PNK WIRE PNK PNK WIRE PNK WIRE POWER TAKE OFF RELAY POWERTRAIN FUEL CONTROL COMPOSITION MODULE SENSOR RED WIRE RT DOORS CIRCUIT BREAKER SBA FUSE SEAT ADJUSTER SWITCH (FRONT PASSENGER) SEATS CIRCUIT BREAKER SUPPLEMENTAL BRAKE ASSIST PUMP MOTOR THROTTLE ACTUATOR CONTROL MODULE (EXCEPT 4.3L) TIRE PRESSURE MONITOR (TPM) MODULE TO IGN 1 RELAY (DIAGRAM 3 OF 6) TO INJ 1 FUSE (DIAGRAM 4 OF 6) TO SEO IGN FUSE (DIAGRAM 6 OF 6) TURN SIGNAL/ HAZARD FLASHER MODULE UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) UNLOCK RELAY W/S WASH FUSE W/S WASH RELAY WINDOW DRIVER SWITCH DOOR (LEFT REAR) MODULE (CREW CAB) WINDOW SWITCH (RIGHT REAR)

A/T SHIFT LEVER AUTOMATIC TRANSMISSION BODY CONTROL MODULE BRAKE FUSE BRN WIRE CRUISE CONTROL ON/OFF SWITCH CRUISE FUSE CRUISE POWER TAKEOFF CONTROL MODULE (PTO) SWITCH CRUISE PTO DRIVER SHIFT REQUEST SWITCH ELECTRONIC FRONT BRAKE CONTROL AXLE MODULE ACTUATOR FROM IGN A FUSE (DIAGRAM 1 OF 6) FUSE HVAC 1 FUSE HTR/AC FUSE HVAC CONTROL MODULE I/P FUSE BLOCK (LEFT SIDE OF DASH, I/P JUNCTION BLOCK (BEHIND RIGHT SIDE OF DASH) IGN 0 FUSE IGNITION SWITCH LOCK OFF MAN A/C ORG/ WIRE PNK PNK WIRE PNK WIRE POWERTRAIN CONTROL MODULE PPL RED WIRE RUN WIRE STOPLAMP SWITCH TBC IGN 0 FUSE TRANSMISSION TRANSMISSION CONTROL MODULE (TCM) TURN SIGNAL/ MULTIFUNCTION SWITCH UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) CRANK FUSE WHT WIRE YEL WIRE

ANL/DRL DEFEAT AUTO BATTERY BATTERY BATTERY BATTERY GROUND BLK WIRE BLK/WHT WIRE BLU WIRE BODY CONTROL MODULE (BCM) (ON LOWER LEFT SIDE OF DASH, BELOW STEERING COLUMN) CREW CAB ONLY FUSE GROUND DISTRIBUTION SYSTEM GRY WIRE GRY/BLK WIRE HEAD PARK HEADLAMP SWITCH HOT AT ALL TIMES HOT IN ACC, RUN HOT IN ACC, RUN, START HOT IN RUN, START I/P FUSE BLOCK (ON LOWER LEFT SIDE OF DASH) I/P RELAY BLOCK (NEAR LEFT KICK PANEL) IGNITION KEY ALARM SWITCH LEFT REAR DOOR LATCH ASSEMBLY LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE ORG/ WIRE ORG/BLK WIRE PARK BRAKE SWITCH (PART OF PARK BRAKE ASSEMBLY) PARK LAMP ON SIGNAL GROUND DIMMING INPUT PNK WIRE POWER DISTRIBUTION SYSTEM RIGHT REAR DOOR AJAR SW LEFT REAR DOOR AJAR SW RIGHT REAR DOOR LATCH ASSEMBLY SERIAL DATA TAN WIRE TBC ACCY FUSE TBC BATT FUSE TBC IGN 0 FUSE TBC IGN 1 FUSE UNDERHOOD FUSE BLOCK (AT LEFT SIDE OF ENGINE COMPARTMENT) WHT WIRE YEL WIRE

1 2 3 4 5 6 7 8 LOW REF B+ SUNROOF MTR OPEN SUNROOF MTR CLOSE GRD BLK WIRE BODY CONTROL MODULE (ON LOWER LEFT SIDE OF DASH, BELOW STEERING COLUMN) BRN WIRE CLOSED OPEN DK BLU WIRE DK GRN WIRE GRY WIRE HOT AT ALL TIMES I/P JUNCTION BLOCK (ON LOWER LEFT SIDE OF DASH) LT GRN WIRE ORG/ WIRE RAP SUPPLY SUNROOF CONTROL MODULE SUNROOF FUSE SUNROOF MOTOR SUNROOF SWITCH TAN WIRE UNDERHOOD FUSE BLOCK (AT LEFT SIDE OF ENGINE COMPARTMENT) YEL/BLK WIRE

2-HI IND 4 HI 4 LO 4-HI IND 4-LO IND AXLE SW SIG BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE CLASS II DATA AXLE CTRL AWD IND 4-LO IND 4-HI IND CONTROL MODULE DIESEL: ENGINE CONTROL MODULE CTRL DATA LINK CONNECTOR (UNDER LEFT SIDE OF DASH) DIESEL (ECM) DK GRN WIRE DK GRN/WHT WIRE ENCODER ENCODER LOW GROUND ENCODER SIG EXCEPT SEO FRONT AXLE ACTUATOR FT SHAFT LO FT SHAFT HI FUSE GAS (PCM) GROUND BATTERY MOTOR CTRL A MOTOR CTRL B GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN HOT IN RUN OR START I/P FUSE BLOCK (LOWER LEFT SIDE OF DASH) I/P FUSE BLOCK (LOWER LEFT SIDE OF DASH) SEO IGN FUSE I/P RELAY BLOCK (UNDER LEFT SIDE OF DASH) IGN E FUSE ILLUMINATION INSTRUMENT PANEL CLUSTER LAMP LOCK SOL CTRL 2-HI IND NEUTRAL IND LOGIC LT BLU WIRE LT GRN/BLK WIRE NEUTRAL IND ORG/ WIRE PNK WIRE PPL PPL/WHT WIRE RED WIRE RR SHAFT HI RR SHAFT LO RUN WIRE SEO SHIFT MOTOR SPLICE PACK TAN/BLK WIRE TRANSFER CASE ENCODER MOTOR TRANSFER CASE SHIFT CONTROL MODULE (BEHIND HEADLAMP SWITCH) TRANSFER CASE SHIFT CONTROL SWITCH TRANSMISSION SYSTEM TREC FUSE UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT)