Chevrolet Silverado 1500 (2000-2012) lt grn Wiring diagrams

1-2 SHIFT SOLENOID VALVE 2-3 SHIFT SOLENOID (2-3 SS) VALVE 3-2 SHIFT SOLENOID (3-2 SS) VALVE 4.3L AUTOMATIC TRANSMISSION (LEFT FRONT OF ENG COMPT, NEAR FAN SHROUD) AUTOMATIC TRANSMISSION FLUID TEMPERATURE (TFT) SENSOR AUTOMATIC TRANSMISSION PRESSURE MANUAL VALVE POSITION SWITCH AUTOMATIC TRANSMISSION SHIFT LEVER BLK WIRE BODY CONTROL MODULE (BCM) (LOWER LEFT SIDE OF DASH) BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE ENGINE CONTROL MODULE (ECM) (LEFT FRONT OF ENGINE COMPT, NEAR FAN SHROUD) EXCEPT 4.3L GRY WIRE HAUL HI SPD GMLAN IND INPUT SPEED SENSOR (ISS) INSTRUMENT PANEL CLUSTER LO GM GMLAN LOGIC LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE MIL IND. CTRL MIL SIG NCA WIRE ORG/ WIRE ORG/BLK WIRE PNK 9 10 WIRE PNK WIRE PPL PRESSURE CONTROL (PC) SOLENOID VALVE RED WIRE REPLICATED TOS SIGN REV TAN WIRE TAN/BLK WIRE TORQUE CONVERTER CLUTCH (TCC) SOLENOID VALVE TORQUE CONVERTER CLUTCH PULSE WIDTH MODULATION (TCC PWM) SOLENOID VALVE TOW TOW/ HAUL SWITCH TOW/HAUL SW SIG WHT WIRE YEL WIRE YEL/BLK WIRE

2-HI IND 4 HI 4 LO 4 SPEED TRANSMISSION 4-HI IND 4-LO IND 5 VOLT INCRMT ENCODER IMPULSE SIG 6 SPEED TRANSMISSION (ALLISON) AUTO AXLE SW SIG GMLAN BUS - GMLAN BUS + IGN VOLT LOCK SOL CTRL BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) BRAKE CONTROL BRN WIRE COMPUTER DATA LINES SYSTEM CTRL DIRTN SIG DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE ENGINE CONTROL MODULE (LEFT FRONT OF ENG COMPT, NEAR FAN SHROUD) FRONT AXLE ACTUATOR (ON FRONT AXLE ASSEMBLY) FUSE 30 GND ACCY WAKEUP SRL DATA ROTARY POSITION SENS SIG GMLAN BUS- GMLAN BUS + GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN ACC AND RUN HOT IN RUN OR START HOT W/ RUN/CRNK RELAY ENERGIZED IGN INCRMT ENCODER DIRECTN SIG INSTRUMENT PANEL CLUSTER LAMP 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 LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/DK BLU WIRE MISC IGN FUSE 44 MTR CTRL B MTR CTRL A BATT + GND NEUT NEUTRAL IND NEUTRAL IND 2 HI IND CTRL ORG/ WIRE ORG/WHT WIRE OUTSIDE MOISTURE SENSOR (NEAR INSIDE REAR VIEW MIRROR) PNK WIRE PPL PPL/WHT WIRE PULSE SIG RED/BLK WIRE RIGHT I/P JUNCTION BLOCK (IN RIGHT END OF DASH) ROTATIONAL POSITION SENSOR (ON TRANSFER CASE) 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 TRANSMISSION CONTROL MODULE (LEFT FRONT OF ENG COMPT, NEAR FAN SHROUD) TREC FUSE 69 UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) AUX HVAC-IGN FUSE 50 W/ OUTSIDE MOISTURE SENSOR W/O OUTSIDE MOISTURE SENSOR WHT WIRE WHT/GRN WIRE WHT/TAN WIRE YEL WIRE YEL/BLK WIRE

1225 1984 772 TFP SW B SIG LOW REF TR SW B SIG 2-3 SHIFT SOL 2501 2500 776 1228 821 6311 HI SPD GMLAN DATA (-) HI SPD GMLAN DATA (+) 3-2 SHIFT SOL 6399 2501 2500 REPLICATED TOS SIG HI SPD GMLAN DATA (-) HI SPD GMLAN DATA (+) 771 2762 2139 1840 1226 TR SW A SIG LOW REF IGN 1 VOLT BATTERY TFP SW C SIG 773 1224 422 TR SW C SIG TFP SW A SIG TCC SOL VALVE CTRL PNK WIRE 822 1229 VSS LOW PC SOL LOW ACC WAKE UP DATA BLK WIRE BLK/WHT WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE FUSE 20 GRY WIRE HOT AT ALL TIMES HOT W/ RUN/CRANK RELAY ENERGIZED LEFT I/P JUNCTION BLOCK (LOWER LEFT SIDE OF DASH) LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE MISC IGN FUSE 44 ORG/ WIRE ORG/BLK WIRE P/N PARK/NEUTRAL POSITION (PNP) SWITCH (ON LEFT REAR SIDE OF TRANSMISSION) PNK 9 10 WIRE PNK WIRE PPL/WHT WIRE RED/WHT WIRE STOP LAMP SWITCH (TOP OF BRAKE PEDAL ASSEMBLY) STOP/CHMSL FUSE 8 TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TCM- BATT FUSE 14 TFT SENS SIG TR SW P SIG PC SOL HI VSS HI SIG BRK SW SIGN TRANSMISSION CONTROL MODULE (TCM) (LEFT FRONT OF ENGINE COMP, NEAR FAN SHROUD) UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) VEHICLE SPEED SENSOR (VSS) (ON TRANSMISSION TAILSHAFT) W/O WHT WIRE YEL WIRE YEL/BLK WIRE

1-2 SHIFT SOLENOID VALVE 2-3 SHIFT SOLENOID (2-3 SS) VALVE 3-2 SHIFT SOLENOID (3-2 SS) VALVE 4.3L AUTOMATIC TRANSMISSION (LEFT FRONT OF ENG COMPT, NEAR FAN SHROUD) AUTOMATIC TRANSMISSION FLUID TEMPERATURE (TFT) SENSOR AUTOMATIC TRANSMISSION PRESSURE MANUAL VALVE POSITION SWITCH AUTOMATIC TRANSMISSION SHIFT LEVER BLK WIRE BODY CONTROL MODULE (BCM) (LOWER LEFT SIDE OF DASH) BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE ENGINE CONTROL MODULE (ECM) (LEFT FRONT OF ENGINE COMPT, NEAR FAN SHROUD) EXCEPT 4.3L GRY WIRE HAUL HI SPD GMLAN IND INPUT SPEED SENSOR (ISS) INSTRUMENT PANEL CLUSTER LO GM GMLAN LOGIC LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE MIL IND. CTRL MIL SIG NCA WIRE ORG/ WIRE ORG/BLK WIRE PNK 9 10 WIRE PNK WIRE PPL PRESSURE CONTROL (PC) SOLENOID VALVE RED WIRE REPLICATED TOS SIGN REV TAN WIRE TAN/BLK WIRE TORQUE CONVERTER CLUTCH (TCC) SOLENOID VALVE TORQUE CONVERTER CLUTCH PULSE WIDTH MODULATION (TCC PWM) SOLENOID VALVE TOW TOW/ HAUL SWITCH TOW/HAUL SW SIG WHT WIRE YEL WIRE YEL/BLK WIRE

2-HI IND 4 HI 4 LO 4 SPEED TRANSMISSION 4-HI IND 4-LO IND 5 VOLT INCRMT ENCODER IMPULSE SIG 6 SPEED TRANSMISSION (ALLISON) AUTO AXLE SW SIG GMLAN BUS - GMLAN BUS + IGN VOLT LOCK SOL CTRL BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) BRAKE CONTROL BRN WIRE COMPUTER DATA LINES SYSTEM CTRL DIRTN SIG DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE ENGINE CONTROL MODULE (LEFT FRONT OF ENG COMPT, NEAR FAN SHROUD) FRONT AXLE ACTUATOR (ON FRONT AXLE ASSEMBLY) FUSE 30 GND ACCY WAKEUP SRL DATA ROTARY POSITION SENS SIG GMLAN BUS- GMLAN BUS + GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN ACC AND RUN HOT IN RUN OR START HOT W/ RUN/CRNK RELAY ENERGIZED IGN INCRMT ENCODER DIRECTN SIG INSTRUMENT PANEL CLUSTER LAMP 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 LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/DK BLU WIRE MISC IGN FUSE 44 MTR CTRL B MTR CTRL A BATT + GND NEUT NEUTRAL IND NEUTRAL IND 2 HI IND CTRL ORG/ WIRE ORG/WHT WIRE OUTSIDE MOISTURE SENSOR (NEAR INSIDE REAR VIEW MIRROR) PNK WIRE PPL PPL/WHT WIRE PULSE SIG RED/BLK WIRE RIGHT I/P JUNCTION BLOCK (IN RIGHT END OF DASH) ROTATIONAL POSITION SENSOR (ON TRANSFER CASE) 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 TRANSMISSION CONTROL MODULE (LEFT FRONT OF ENG COMPT, NEAR FAN SHROUD) TREC FUSE 69 UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) AUX HVAC-IGN FUSE 50 W/ OUTSIDE MOISTURE SENSOR W/O OUTSIDE MOISTURE SENSOR WHT WIRE WHT/GRN WIRE WHT/TAN WIRE YEL WIRE YEL/BLK WIRE

1 2 3 4 9 10 BATTERY (+) BATTERY (+) BATTERY (+) BATTERY (+) GROUND BATTERY (+) 14 15 RIGHT REAR DOOR AJAR SW LEFT REAR DOOR AJAR SW 5 11 7 9 LOW REF LF OPEN SIG LF AJAR SIG LO-SPD DATA 9 5 13 LO SPD DATA LOW REF RF AJAR SIG BCM FUSE BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (ON LOWER LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM CREW CAB ONLY CTSY FUSE DIM FUSE DK GRN WIRE DOOR LATCH ASSEMBLY (LEFT REAR) DOOR LATCH ASSEMBLY (PASSENGER) DOOR LATCH ASSEMBLY (RIGHT REAR) DOOR LATCH ASSEMBLY- DRIVER DRIVER DOOR SWITCH (DDS) FUSE BLOCK (I/P) (LEFT SIDE OF DASH) GRY/BLK WIRE HEAD HEADLAMP, PANEL DIMMER SWITCH HOT AT ALL TIMES IS LPS FUSE JUNCTION BLOCK (LEFT I/P) JUNCTION BLOCK (RIGHT I/P) LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE LT STOP TRN FUSE PARK AUTO OFF PARK BRAKE SW SIGNAL PASSENGER DOOR SWITCH (PDS) PNK IG III WIRE PNK WIRE RED/WHT WIRE RT STOP TRN FUSE STOP LAMPS FUSE TAN WIRE TAN/BLK WIRE TAN/WHT WIRE WHT WIRE YEL WIRE

1 2 3 4 9 10 BATTERY (+) BATTERY (+) BATTERY (+) BATTERY (+) GROUND BATTERY (+) BCM FUSE BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (ON LOWER LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM CREW CAB ONLY CTSY FUSE DIM FUSE DK GRN WIRE DOOR LATCH ASSEMBLY (LEFT REAR) DOOR LATCH ASSEMBLY (PASSENGER) DOOR LATCH ASSEMBLY (RIGHT REAR) DOOR LATCH ASSEMBLY- DRIVER DOOR LOCKS SYSTEM FUSE BLOCK (I/P) (LEFT SIDE OF DASH) GRY WIRE GRY/BLK WIRE HEAD HEADLAMP, PANEL DIMMER SWITCH HOT AT ALL TIMES IS LPS FUSE JUNCTION BLOCK (LEFT I/P) JUNCTION BLOCK (RIGHT I/P) (IN RIGHT END OF DASH) LEFT FRONT DOOR OPEN SW LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE LT STOP TRN FUSE PARK AUTO OFF PARK BRAKE SW SIGNAL PNK IG III WIRE PNK WIRE RED/WHT WIRE RT STOP TRN FUSE STOP LAMPS FUSE TAN WIRE TAN/BLK WIRE TAN/WHT WIRE WHT WIRE

12 VOLT REFERENCE BAT POS VOLT BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (LOWER LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM DK GRN WIRE GROUND HOT AT ALL TIMES I/P FUSE BLOCK (LEFT SIDE OF DASH, LT GRN WIRE OUTSIDE IGN MOISTURE VOLT SENSOR SIGNAL OUTSIDE MOISTURE SENSOR SIGNAL OUTSIDE MOISTURE SIG 1 OUTSIDE MOISTURE SIG 2 POWER DISTRIBUTION SYSTEM RED/WHT WIRE RIGHT I/P JUNCTION BLOCK (IN RIGHT END OF DASH) RT STOP TRN FUSE 8 SERIAL DAT TAN WIRE WHT WIRE WINDSHIELD OUTSIDE MOISTURE SENSOR (NEAR INSIDE REARVIEW MIRROR MOUNT)

ANTI-LOCK BRAKES SYSTEM BACKUP LAMPS CIRCUIT BLK WIRE BODY CONTROL MODULE (BCM) (LOWER LEFT SIDE OF DASH) BREAKOUT) BRN WIRE CAMPER TRAILER BLUNT CUTS DK BLU WIRE DK GRN WIRE EXTERIOR LIGHTS CIRCUIT HOT AT ALL TIMES HOT W/ BCK/UP LAMP RELAY ENERGIZED HOT W/ PARK LAMP RELAY ENERGIZED LEFT REAR FRAME RAIL) (31 SERIES: ON LEFT FRAME RAIL) LT BLU/WHT WIRE LT GRN WIRE LT TRAILER TURN SIG LMP ORG/ WIRE POWER DISTRIBUTION SYSTEM RED/BLK WIRE RT TRAILER TURN SIG LMP STUD 1 FUSE 68 FUSE 63 STUD 2 FUSE 63 FUSE 58 TRAILER BRAKE CONTROLLER SOLID STATE RELAY (20/30 SERIES: TRAILER CONNECTOR (W/ TRUCK TRAILER WIRING HARNESS) (AT REAR OF VEHICLE) TRAILER PROVISION (BLUNT CUT) TRLR BCK/UP FUSE 10 FUSE 9 TRLR LT STOP/TURN PCB RELAY TRLR PRK FUSE 25 FUSE 22 TRLR RT STOP/TURN PCB RELAY TRLR STOP LT FUSE 3 FUSE 2 TRLR STOP RT FUSE 1 FUSE 4 UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) W/ TRAILER BRAKE CONTROL W/O TRAILER BRAKE CONTROL WHEEL TRAILER WIRING PROVISIONS, 97 DECIBELS ELECTRICAL BACKUP ALARM WHT WIRE YEL WIRE

BATT POS VOLT GND BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (LOWER LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM DK BLU/WHT WIRE DK GRN WIRE DRIVER INFORMATION CENTER (DIC) HOT AT ALL TIMES I/P WINDSHIELD WASHER SOLVENT HEATER SWITCH MULTI- FUNCTION SWITCH IGN I/II INSTRUMENT PANEL CLUSTER (IPC) LEFT I/P JUNCTION BLOCK (LOWER LEFT SIDE OF DASH) LOGIC LOW SPD GMLAN SERIAL DATA LT GRN WIRE NCA WIRE ORG/ WIRE PNK WIRE RED/BLK WIRE UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) WASHER FLD HTD CTRL SW LED SUPPLY VOLT GND WNDSHLD WASHER SW SIG IGNITION 3 VOLT WINDSHIELD WASHER SOLVENT HEATER (LEFT REAR CORNER OF ENGINE COMPT) WINDSHIELD WASHER SW SIG PNK WIRE WIPER/ WASHER CIRCUIT WSW/HTR FUSE 66 (EXCEPT 6.6L) FUSE 61 (6.6L)