Chevrolet Silverado 3500 (2002-2006) org/wht Wiring diagrams

1 40 75 10 9 GROUND GROUND IGNITION CAN LOW CAN HIGH 46 12 21 1 40 MIL CONTROL TRANS MIL REQUEST SIGNAL HIGH - FRONT GROUND GROUND 58 34 CLASS 2 SERIAL DATA PARK/NEUTRAL SIG ALLISON TRANSMISSION SOLENOID BLK WIRE BLK/WHT WIRE BRAKE FUSE BRN WIRE BRN/WHT WIRE CAN LOW CAN LOW CLASS 2 DATA DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE EXCEPT SEO FUEL INJECTOR CONTROL MODULE (UNDER ENG IAR INTAKE DUCT) FUSE GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN HOT IN RUN, ACC, START IGN 0 FUSE INSTRUMENT PANEL CLUSTER (IPC) IPC/DIC FUSE LEFT I/P FUSE BLOCK (LOWER LEFT SIDE OF DASH) LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE MAIN LINE PRES 12 VOLT REF TCC SOL MALFUNCTION INDICATOR LAMP MIL SIGNAL OF TRANSMISSION) ON/OFF SOLENOIDS ORG/ WIRE ORG/BLK WIRE ORG/WHT WIRE P/N PARK/NEUTRAL POSITION SWITCH (LEFT SIDE OF TRANSMISSION) PNK PNK WIRE PNK WIRE PNK/BLK WIRE PPL PPL DATA LINK CONNECTOR (BELOW STEERING COLUMN) PPL PPL PPL TCC BRAKE SW PPL/WHT WIRE PRESSURE SWITCH MANIFOLD VEHICLE SPEED SENSOR RED WIRE RED/BLK WIRE REV RUN WIRE SEO SIG HI-FRONT SPLICE PACK STOPLAMP SWITCH (ON BRAKE PEDAL BRACKET) TAN WIRE TCC PWM SOLENOID TFT SENSOR TRIM SOLENOIDS TFT SIGNAL TRANSFER CASE) TRANSMISSION CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) TSS SIGNAL TSS RETURN VSS HIGH VSS LOW ISS HIGH ISS LOW TURBINE SPEED SENSOR (IN TRANSMISSION) INPUT SPEED SENSOR (IN TRANSMISSION) UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT, NEAR BATTERY) UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT, NEAR BATTERY) PCM B FUSE VSS ADAPTER WHT WIRE YEL WIRE YEL/BLK WIRE

12 VOLT REF TCC SOL 46 53 21 1 40 MIL CONTROL TRANS MIL REQUEST SIGNAL HIGH - FRONT GROUND GROUND ALLISON TRANSMISSION BLK WIRE BLK/WHT WIRE BODY RELAY BLOCK (UNDER LEFT END OF DASH) BRAKE FUSE BRN WIRE BRN/WHT WIRE CAN DATA HI CLASS 2 DATA CAN DATA LO DATA LINK CONNECTOR (UNDER LEFT SIDE OF DASH) DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE ECM-B FUSE ENGINE CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN HOT IN RUN, START IGN 0 FUSE INPUT SPEED SENSOR INSTRUMENT PANEL CLUSTER (IPC) LEFT I/P FUSE BLOCK (LOWER LEFT SIDE OF DASH) LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE MALFUNCTION INDICATOR LAMP MIL SIGNAL OF TRANSMISSION) ON/OFF SOLENOIDS ORG/ WIRE ORG/WHT WIRE PARK/NEUTRAL POSITION SWITCH (LEFT SIDE OF TRANSMISSION) PNK PNK WIRE PNK WIRE PNK/BLK WIRE PPL PPL DRIVER INFORMATION CENTER SPLICE PACK PPL PPL PPL TCC BRAKE SW PPL/WHT WIRE PRESSURE SWITCH MANIFOLD RED WIRE RED/BLK WIRE REV RUN WIRE SIG HI-FRONT STOPLAMP SWITCH (ON BRAKE PEDAL BRACKET) SUMP TEMPER- ATURE SENSOR FORCE MOTOR SOLENOIDS TCC LOCKUP SOLENOID TFT SIGNAL TRANS ID TRANSFER CASE) TRANSMISSION CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) TSS SIGNAL TSS RETURN VSS HIGH VSS LOW ISS HIGH ISS LOW TURBINE SPEED SENSOR UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT, NEAR BATTERY) VEHICLE SPEED SENSOR VSS ADAPTER WHT WIRE YEL WIRE YEL/BLK WIRE

2467 1694 TRQ RESPONSE ALLISON TRANSMISSION TCC PWM SOLENOID SOLENOID BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BELOW STEERING COLUMN) BRAKE FUSE BRN WIRE BRN/WHT WIRE CLASS 2 DATA DATA LINK CONNECTOR DELIVD TORQUE DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE ENGINE CONTROLS SYSTEM (POWER TAKE OFF SWITCH) (IN ENGINE HARNESS) EXCEPT SEO FUSE GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN HOT IN RUN, ACC, 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 MAIN LINE PRES 12 VOLT REF TCC SOL MALFUNCTION INDICATOR LAMP MIL SIGNAL OF TRANSMISSION) ON/OFF SOLENOIDS ORG/ WIRE ORG/BLK WIRE ORG/WHT WIRE P/N PARK/NEUTRAL POSITION SWITCH (LEFT SIDE OF TRANSMISSION) PNK 451 2522 420 WIRE PNK PNK WIRE PNK WIRE PNK/BLK WIRE PPL PPL PPL PPL/WHT WIRE PRESSURE SWITCH MANIFOLD RED WIRE RED/BLK WIRE REQST TORQUE REV TFT SENSOR TRIM SOLENOIDS RUN WIRE SEO SIG HI-FRONT SPLICE PACK STOPLAMP SWITCH (ON BRAKE PEDAL BRACKET) TAN WIRE TAN/BLK WIRE TFT SIGNAL TOW/HAUL SWITCH TRANSFER CASE) TRANSMISSION CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) TURBINE SPEED SENSOR (IN TRANSMISSION) INPUT SPEED SENSOR (IN TRANSMISSION) UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) BATTERY) UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) PCM B FUSE VEHICLE SPEED SENSOR VSS ADAPTER WHT WIRE YEL WIRE YEL/BLK WIRE

12 VOLT REF TCC SOL ALLISON TRANSMISSION BLK WIRE BLK/WHT WIRE BODY RELAY BLOCK (UNDER LEFT END OF DASH) BRAKE FUSE BRN WIRE BRN/WHT WIRE CLASS 2 DATA DATA LINK CONNECTOR (UNDER LEFT SIDE OF DASH) DELIVD TORQUE DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE DRIVER INFORMATION CENTER SPLICE PACK ECM-B FUSE ENGINE CONTROLS SYSTEM (POWER TAKE OFF SWITCH) FORCE MOTOR SOLENOIDS GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN HOT IN RUN, START IGN 0 FUSE INPUT SPEED SENSOR SUMP TEMPER- ATURE SENSOR INSTRUMENT PANEL CLUSTER (IPC) LEFT I/P FUSE BLOCK (LOWER LEFT SIDE OF DASH) LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE MALFUNCTION INDICATOR LAMP MIL SIGNAL OF TRANSMISSION) ON/OFF SOLENOIDS ORG/ WIRE ORG/BLK WIRE ORG/WHT WIRE PARK/NEUTRAL POSITION SWITCH (LEFT SIDE OF TRANSMISSION) PNK PNK WIRE PNK WIRE PNK/BLK WIRE POWERTRAIN CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) PPL PPL PPL PPL/WHT WIRE PRESSURE SWITCH MANIFOLD RED WIRE RED/BLK WIRE REQST TORQUE REV RUN WIRE SIG HI-FRONT STOPLAMP SWITCH (ON BRAKE PEDAL BRACKET) TAN/BLK WIRE TCC LOCKUP SOLENOID TFT SIGNAL TRANS ID TRANSFER CASE) TRANSMISSION CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) TRQ RESPONSE TSS SIGNAL TSS RETURN VSS HIGH VSS LOW ISS HIGH ISS LOW TURBINE SPEED SENSOR UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT, NEAR BATTERY) VEHICLE SPEED SENSOR VSS ADAPTER WHT WIRE YEL WIRE YEL/BLK WIRE

25 26 PNK WIRE BARO SENSOR BLK WIRE BLK/WHT WIRE BOOST SENSOR CAN HI CAN LOW DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE ENGINE SPD FUEL INJECTOR CONTROL MODULE FUEL INJECTORS FUEL PRESSURE SENSOR FUSE GROUND GRY WIRE GRY/BLK WIRE HOT IN RUN, START IGN IGN 2,3,5,8 IGN POS INJ 1 CTRL INJ 2 CTRL INJ 3 CTRL INJ 4 CTRL INJ 5 CTRL INJ 6 CTRL INJ 7 CTRL INJ 8 CTRL INJB FUSE LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/GRN WIRE LT GRN/ORG WIRE LT GRN/PPL WIRE LT GRN/RED WIRE LT GRN/WHT WIRE NCA WIRE ORG/BLK WIRE ORG/WHT WIRE PNK PNK 13 14 WIRE PNK WIRE PNK/BLK WIRE RED WIRE RED/BLK WIRE TAN WIRE UNDERHOOD FUSE BLOCK WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

BLK WIRE BLK/GRN WIRE BLK/WHT WIRE BLK/YEL WIRE CAN HI CAN LOW DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE ENGINE SPD FUEL INJECTOR CONTROL MODULE (UNDER AIR INTAKE DUCT) FUEL INJECTORS GROUND GRY WIRE HOT IN RUN, START IGN IGN 2,3,5,8 IGN POS INJ 1 CTRL INJ 2 CTRL INJ 3 CTRL INJ 4 CTRL INJ 5 CTRL INJ 6 CTRL INJ 7 CTRL INJ 8 CTRL INJB FUSE LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/GRN WIRE LT GRN/ORG WIRE LT GRN/PPL WIRE LT GRN/RED WIRE LT GRN/WHT WIRE ORG/BLK WIRE ORG/WHT WIRE PNK PNK 11 12 13 WIRE PNK WIRE PNK/BLK WIRE RED WIRE RED/BLK WIRE TAN WIRE UNDERHOOD FUSE BLOCK WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

23 24 PNK WIRE BARO SENSOR BLK WIRE BLK/WHT WIRE BOOST SENSOR CAN HI CAN LOW DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE ENGINE SPD FUEL INJECTOR CONTROL MODULE FUEL INJECTORS FUEL PRESSURE SENSOR FUSE GROUND GRY WIRE GRY/BLK WIRE HOT IN RUN, START IGN IGN 2,3,5,8 IGN POS INJB FUSE LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/GRN WIRE LT GRN/ORG WIRE LT GRN/PPL WIRE LT GRN/RED WIRE LT GRN/WHT WIRE NCA WIRE ORG/BLK WIRE ORG/WHT WIRE PNK WIRE PNK/BLK WIRE RED WIRE RED/BLK WIRE TAN WIRE UNDER- HOOD FUSE BLOCK WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

BLK WIRE BLK/GRN WIRE BLK/WHT WIRE BLK/YEL WIRE CAN HI CAN LOW DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE ENGINE SPD FUEL INJECTOR CONTROL MODULE (UNDER AIR INTAKE DUCT) FUEL INJECTORS GROUND GRY WIRE HOT IN RUN, START IGN IGN 2,3,5,8 IGN POS INJ 1 CTRL INJ 2 CTRL INJ 3 CTRL INJ 4 CTRL INJ 5 CTRL INJ 6 CTRL INJ 7 CTRL INJ 8 CTRL INJB FUSE LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/GRN WIRE LT GRN/ORG WIRE LT GRN/PPL WIRE LT GRN/RED WIRE LT GRN/WHT WIRE ORG/BLK WIRE ORG/WHT WIRE PNK WIRE PNK/BLK WIRE RED WIRE RED/BLK WIRE TAN WIRE UNDERHOOD FUSE BLOCK WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

BARO SENSOR (LEFT SIDE OF ENGINE) BLK WIRE BLK/WHT WIRE BOOST SENSOR (ON INTAKE MANIFOLD) CAN HI CAN LOW DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE ENGINE SPD FUEL INJECTORS FUEL PRESSURE SENSOR FUSE GROUND GRY WIRE GRY/BLK WIRE HOT IN RUN, START HOT IN RUN, START UNDER- HOOD FUSE BLOCK IGN IGN 2,3,5,8 IGN POS INJ 8 INJB FUSE LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/BLU WIRE LT GRN/ORG WIRE LT GRN/PPL WIRE LT GRN/RED WIRE LT GRN/WHT WIRE NCA WIRE ORG/BLK WIRE ORG/WHT WIRE PNK PNK WIRE PNK WIRE PNK/BLK WIRE RED WIRE RED/BLK WIRE TAN WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

BARO SENSOR (LEFT SIDE OF ENGINE) BLK WIRE BLK/WHT WIRE BOOST SENSOR (ON INTAKE MANIFOLD) CAN HI CAN LOW DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE ENGINE SPD FUEL INJECTORS FUEL PRESSURE SENSOR FUSE GROUND GRY WIRE GRY/BLK WIRE HOT IN RUN, START HOT IN RUN, START UNDER- HOOD FUSE BLOCK IGN IGN 2,3,5,8 IGN POS INJ 8 INJB FUSE LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/BLU WIRE LT GRN/ORG WIRE LT GRN/PPL WIRE LT GRN/RED WIRE LT GRN/WHT WIRE NCA WIRE ORG/BLK WIRE ORG/WHT WIRE PNK WIRE PNK/BLK WIRE RED WIRE RED/BLK WIRE TAN WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE