Chevrolet Silverado 1500 (2000-2012) computer data lines system Wiring diagrams

18 25 COURTESY LP SPLY VOLT PPL DEFEAT SW 2 10 B+ SERIAL DATA ASSEMBLY (CREW CAB) (REAR OF RIGHT REAR DOOR) BLK WIRE BODY CONTROL MODULE (BCM) (LOWER LEFT SIDE OF DASH) CENTER HIGH MOUNTED STOP LAMP (CHMSL) COMPUTER DATA LINES SYSTEM DEF SW DIM FUSE 7 DK BLU/WHT WIRE DK GRN WIRE DOME SW EXCEPT HYBRID FRONT DOME/READING LAMPS GRY WIRE GRY/BLK WIRE HEADLAMP, PANEL DIMMER SWITCH HOT AT ALL TIMES I/P FUSE BLOCK (LEFT SIDE OF DASH, IS LPS FUSE 17 LATCH ASSEMBLY LEFT I/P JUNCTION BLOCK (LOWER LEFT SIDE OF DASH) LEFT REAR DOOR LATCH ASSEMBLY (CREW CAB: REAR OF LEFT REAR DOOR) LEFT VANITY MIRROR LAMP DOME LAMPS LEFT SUNSHADE (IF EQUIPPED) LF DR AJAR SW SIG DR DOOR RF DR AJAR 10 20 8 14 15 LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE NCA WIRE ORG/ WIRE PASSENGER DOOR LATCH ASSEMBLY (IN REAR OF PASSENGER'S DOOR) PPL 9 12 READING LAMPS REAR DOME/ READING LAMPS (EXTENDED CAB, CREW CAB) RED/WHT WIRE RIGHT I/P JUNCTION BLOCK (IN RIGHT END OF DASH) RIGHT REAR DOOR LATCH RIGHT SUNSHADE (IF EQUIPPED) RIGHT VANITY MIRROR LAMP SW SIG RR DR AJAR SW SIG LR DR AJAR SW SIG 5 1 LP CTRL SPLY VOLT TAN/WHT WIRE VOLT W/ COMFORT, DECOR LEVEL 3 CONVENIENCE PACKAGE W/ ELECTRIC DOOR LOCK W/ POWER WINDOWS W/O COMFORT, DECOR LEVEL 3 CONVENIENCE PACKAGE W/O ELECTRIC DOOR LOCK WHT/BLK WIRE

2 10 B+ SERIAL DATA 5 13 9 LOW REF SW SIG SER DATA 6 4 GND B+ 9 12 PPL 9 5 4 13 SER DATA LOW REF SW SIG SW SIG ASSEMBLY (CREW CAB) (REAR OF RIGHT REAR DOOR) BLK WIRE BODY CONTROL MODULE (BCM) (LOWER LEFT SIDE OF DASH) CENTER HIGH MOUNTED STOP LAMP (CHMSL) COMPUTER DATA LINES SYSTEM COURTESY LP SPLY VOLT COURTESY LP 18 25 SPLY VOLT PPL DEFEAT SW DDM FUSE 4 DEF SW DIM FUSE 7 DK BLU/WHT WIRE DK GRN WIRE DOME LAMP DOME SW DRIVER DOOR LATCH ASSEMBLY (IN REAR OF DRIVER'S FRONTDOOR) DRIVER DOOR LOCK/WINDOW SWITCH FRONT DOME/READING LAMPS GRY WIRE GRY/BLK WIRE HEADLAMP, PANEL DIMMER SWITCH HOT AT ALL TIMES I/P FUSE BLOCK (LEFT SIDE OF DASH, IS LPS FUSE 17 LEFT I/P JUNCTION BLOCK (LOWER LEFT SIDE OF DASH) LEFT REAR DOOR LATCH ASSEMBLY (CREW CAB: REAR OF LEFT REAR DOOR) LEFT SUNSHADE (IF EQUIPPED) LEFT VANITY MIRROR LAMP LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE NCA WIRE ORG/ WIRE PASSENGER DOOR LATCH ASSEMBLY (IN REAR OF PASSENGER'S FRONT DOOR) PASSENGER DOOR LOCK/WINDOW SWITCH PDM FUSE 9 POWER DISTRIBUTION SYSTEM READING LAMPS REAR DOME/ READING LAMPS (EXTENDED CAB, CREW CAB) RED/WHT WIRE RIGHT REAR DOOR LATCH RIGHT SUNSHADE (IF EQUIPPED) RIGHT VANITY MIRROR LAMP RR DR AJAR 14 15 SW SIG LR DR AJAR SW SIG 5 1 COURTESY LP CTRL VOLT TAN/WHT WIRE W/ COMFORT, DECOR LEVEL 3 CONVENIENCE PACKAGE W/ INDIVIDUAL FRONT SEAT, POWER MIRROR W/O COMFORT, DECOR LEVEL 3 CONVENIENCE PACKAGE WHT/BLK WIRE YEL WIRE

1851 239 7641 7642 CAMERA GND IGN CAMERA SIG (+) CAMERA SIG (-) PNK PNK WIRE BACKUP LP RLY CTRL GROUND CAMERA VID SIG (-) BLK WIRE BLK/WHT WIRE BLUNT CUT POWER PNK TAKE-OFF (PTO) PROVISION WIRE BODY CONTROL MODULE (BCM) (LOWER LEFT SIDE OF DASH) BREAKOUT) BREAKOUT) (HYBRID W/ ENGINE CONTROL POWER TAKE OFF (PTO) CONTROLS) PNK WIRE CAMERA SIG (-) CAMERA SIG (-) CAMERA SIG (+) IGN CAMERA GND PNK PNK WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE DRAIN WIRE CAMERA VID SIG (+) FUSE 40 (DIESEL) GRY WIRE HOT W/ RUN/ CRNK RELAY ENERGIZED IGN IMAGE DISPLAY MIRROR INSIDE REARVIEW MIRROR (ISRVM) LAMP RLY CTRL LEFT I/P JUNCTION BLOCK (LOWER LEFT SIDE OF DASH) LOGIC LOW SPEED SERIAL DATA LT BLU WIRE MISC IGN FUSE 43 (GASOLINE) NCA WIRE PNK 4 3 2 1 WIRE PNK PNK WIRE PNK WIRE POWER DISTRIBUTION SYSTEM RADIO REARVIEW CAMERA REARVIEW CAMERA ASSEMBLY RED WIRE TAN WIRE UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) UYS WHT WIRE YEL WIRE

BLK WIRE BODY CONTROL MODULE (BCM) (LOWER LEFT SIDE OF DASH) CAMERA SIG (-) CAMERA VIDEO SIGNAL (+) CAMERA VIDEO SIGNAL (-) COMPUTER DATA LINES SYSTEM DK GRN WIRE GRY/DK BLU WIRE GRY/ORG WIRE HOT W/ RUN/ CRNK RELAY ENERGIZED INSIDE REARVIEW MIRROR (ISRVM) LAMP RLY CTRL LOGIC LOW SPEED SERIAL DATA LT GRN WIRE MIRROR DISPLAY MISC IGN FUSE 43 (GASOLINE) FUSE 40 (DIESEL) NCA WIRE PNK 6 5 4 3 2 1 WIRE PNK PNK WIRE PNK WIRE POWER DISTRIBUTION SYSTEM RADIO REARVIEW CAMERA (LEFT OF TAILGATE HANDLE) UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) W/ FRONT SEAT COOLING HEATER W/ UYS W/O UYS WHT WIRE

BLK WIRE BREAKOUT) BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DATA BUS - DK GRN WIRE DK GRN/WHT WIRE EXTENSION FUEL TANK PRESSURE (FTP) SENSOR (ON FUEL PUMP, SENDER ASSEMBLY) GRY WIRE GRY/WHT WIRE IGN VOLT IGNITION COIL 1 IGNITION COIL 2 IGNITION COIL 3 IGNITION COIL 4 IGNITION COIL 5 IGNITION COIL 6 IGNITION COIL 7 IGNITION COIL 8 (UPPER RIGHT SIDE OF ENGINE) LINES SYSTEM COMPUTER DATA LOW REF LT BLU WIRE LT BLU/WHT WIRE NCA WIRE ORG/ WIRE ORG/WHT WIRE PNK WIRE PNK/BLK WIRE PPL PPL/WHT WIRE PUMP CTRL RED WIRE RED/WHT WIRE REF VOLT RELAY CTRL SENS SIG SERIAL DATA SHIELD SPARK PLUG TAN WIRE TAN/BLK WIRE YEL WIRE

6 SHUTOFF SOL 1 SHUTOFF SOL AIR CONDITIONING SYSTEM BANK 2 SENS 1 BANK 2 SENS 1 BANK 2 SENS 1 BANK 2 SENS 2 BANK 2 SENS 2 PPL PPL BANK 2 SENSOR 1 BANK 2 SENSOR 2 BAROMETRIC PRESSURE (BARO) SENSOR BLK LT GRN/ WIRE BLK WIRE BLK/WHT WIRE COMPUTER DATA LINES SYSTEM COOLING FANS SYSTEM COOLING FANS SYSTEM AIR CONDITIONING SYSTEM DK BLU WIRE DK BLU/WHT WIRE DK GRN/WHT WIRE ECT SENS SIG ENGINE CONTROL MODULE (ECM) (LEFT FRONT OF ENGINE COMPT) ENGINE COOLANT TEMPERATURE (ECT) SENSOR (ON TOP OF ENGINE) GRY WIRE LOW REF LOW REF LOW REF LOW REF LOW REF LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE MANIFOLD ABSOLUTE PRESSURE (MAP) SENSOR (ON TOP OF INTAKE MANIFOLD) NCA WIRE ORG/ WIRE ORG/BLK WIRE ORG/WHT WIRE PNK WIRE PNK/BLK WIRE PPL PRESS SENS SIG PRESS SENS SIG MAP SENS SIG PT LAN - PUMP MTR GND TAN WIRE TAN/BLK WIRE TRANSMISSIONS SYSTEM VALVE LIFTER OIL MANIFOLD (VLOM) ASSEMBLY (BELOW INTAKE MANIFOLD) YEL WIRE

2501 2500 904 904 904 904 968 2139 COMPUTER DATA LINES SYSTEM 6106 6105 COMPUTER DATA LINES SYSTEM AUTOMATIC TRANSMISSION AUTOMATIC TRANSMISSION INTERNAL MODE SWITCH (IMS) AUXILIARY FLUID PUMP CONTROL MODULE (LEFT SIDE OF ENGINE COMPT) BLK WIRE BLK/WHT WIRE BLU WIRE BRN WIRE CIRCUIT CIRCUIT 1 CIRCUIT 2 COMPUTER DATA LINES SYSTEM CONT CTRL PUMP CTRL B+ B+ CUT) (SHIELD BLUNT DK BLU WIRE DK GRN WIRE DRAIN WIRE DRIVE MOTOR GENERATOR POWER INVERTER MODULE (RIGHT REAR OF ENGINE COMPT) ENGINE CONTROLS CIRCUIT ENGINE CONTROLS CIRCUIT 6272 7654 EXCITATION EXCITATION CIRCUIT FLUID PUMP GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT AT ALL TIMES AUXILIARY PIM 2 FUSE FUSE 9 BLOCK (LEFT SIDE OF ENGINE COMPT) IGN INTER MODE GND LOW REFERENCE TEMP SENS A LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE MEGA FUSE NCA WIRE ORG/ WIRE ORG/BLK WIRE PHASE A PHASE B PHASE C PIM 1 FUSE 8 PNK/WHT WIRE PPL PPL INTER MODE S PT LAN- PT LAN+ PUMP CTRL RED WIRE RED/WHT WIRE RESOL MTR A+ RESOL MTR A+ RESOL MTR B- RESOL MTR B+ TEMP SENS A SER DATA BUS- SER DATA BUS+ TAN WIRE TAN/BLK WIRE TEMP SENS B TRANS PUMP FUSE TRANSMISSIONS SYSTEM WAKE UP SIG IGN VOLT WHT/BLK WIRE YEL WIRE

A/C COMPRESSOR ACCESSORY DC POWER CONTROL MODULE BLK WIRE BLU WIRE BODY CONTROL MODULE (BCM) (LOWER LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM DK BLU WIRE DRIVE MOTOR GENERATOR POWER INVERTER MODULE (RIGHT REAR OF ENGINE COMPT) ELECTRONIC BRAKE CONTROL MODULE (EBCM) (ON LEFT SIDE ELECTRONIC POWER STEERING MOTOR CONTROL MODULE HOT W/ RUN/CRNK RELAY ENERGIZED IGN VOLT LT BLU WIRE NCA WIRE OF FRAME ASSEMBLY) ORG/ WIRE PHASE U PHASE V PHASE W PNK/WHT WIRE POWER DISTRIBUTION SYSTEM PPL PT LAN - RED WIRE SHIELD SHLD TRANS IGN 1 FUSE 19 UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) UP SIG W/ TWO SPEED ACTIVE TRANSFER CASE YEL WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 PPL B+ 1 2 3 4 5 HIGH VOLTAGE 1 4 12 13 PPL PPL PNK PNK WIRE 5 VOLT REF BATTERY INVERTER CURRENT LIMIT RESISTOR BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM CTRL SIG DATA BUS - DATA BUS - DK BLU/RED WIRE DK GRN WIRE DK GRN/BLK WIRE DK GRN/RED WIRE DRIVE MOTOR DRIVE MOTOR BATTERY CABLE TERMINAL EXTENSION COVER DRIVE MOTOR BATTERY CURRENT SENSOR DRIVE MOTOR BATTERY HIGH VOLTAGE MANUAL DISCONNECT LEVER DRIVE MOTOR BATTERY NEGATIVE HIGH VOLTAGE CONTACTOR RELAY DRIVE MOTOR BATTERY POSITIVE HIGH VOLTAGE CONTACTOR RELAY DRIVE MOTOR GENERATOR BATTERY CONTROL MODULE DRIVE MOTOR POWER INVERTER CURRENT LIMIT RELAY FROM BATTERY MODULE (DIAGRAM 3 OF 5) FUSE GND WAKE UP SIG SER DATA COM HIGH VOLTAGE GRY WIRE HIGH VOLTAGE LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/YEL WIRE NCA WIRE ORG/ WIRE PNK HIGH VOLTAGE WIRE PNK WIRE RED WIRE RED/WHT WIRE RELAY CTRL RELAY CTRL TAN WIRE TAN/BLK WIRE TO DRIVE MOTOR GENERATOR BATTERY CONTROL MODULE (DIAGRAM 5 OF 5) TO GENERATOR BATTERY VENT FAN (DIAGRAM 5 OF 5) TO GENERATOR BATTERY VENT FAN RELAY (DIAGRAM 5 OF 5) WHT WIRE WHT/BLK WIRE WHT/GRN WIRE YEL WIRE

1 2 3 4 NOT USED MTR PWR FEED GROUND 5-VOLT REF 33 53 PT LAN- PT LAN+ 8 36 56 941 955 954 6106 6105 PUMP MTR GND LOW REF 5-VOLT REF AIR INLET DRIVE MOTOR BATTERY TEMPERATURE SENSOR AIR OUTLET DRIVE MOTOR BATTERY TEMPERATURE SENSOR AUXILIARY FUSE BECM FAN FUSE 2 BLK WIRE BLK/YEL WIRE BLOCK (LEFT SIDE OF ENGINE COMPT) BLU WIRE COMPUTER DATA LINES SYSTEM COOL PUMP FUSE 6 COOL PUMP RELAY DK BLU WIRE DK GRN WIRE DK GRN/BLK WIRE DRIVE MOTOR BATTERY TEMPERATURE SENSOR 3 DRIVE MOTOR BATTERY TEMPERATURE SENSOR 4 DRIVE MOTOR GENERATOR BATTERY (UNDER SECOND ROW SEATS) DRIVE MOTOR GENERATOR BATTERY CONTROL MODULE (UNDER SECOND ROW SEATS) ENGINE CONTROL MODULE (ECM) (LEFT FRONT OF ENGINE COMPT) FROM DRIVE MOTOR BATTERY CURRENT SENSOR (DIAGRAM 4 OF 5) FROM DRIVE MOTOR GENERATOR BATTERY CONTROL MODULE (DIAGRAM 4 OF 5) GENERATOR BATTERY VENT FAN GENERATOR BATTERY VENT FAN RELAY GENERATOR CONTROL MODULE TEMPERATURE SENSOR GRN WIRE HOT AT ALL TIMES LEFT GENERATOR CONTROL MODULE COOLANT PUMP LT BLU WIRE ORG/ WIRE PNK/DK BLU WIRE RED WIRE RED/WHT WIRE RIGHT GENERATOR CONTROL MODULE COOLANT PUMP SENS REF SENS RTN SENS SIG TAN WIRE WHT WIRE WHT/GRN WIRE YEL WIRE