Chevrolet Tahoe III (2006-2014) org/wht Wiring diagrams

16 17 10 19 GMLAN GMLAN GMLAN COMM DATA 2500 2501 5060 5986 COMPUTER DATA LINES SYSTEM ABS IND. AUX HVAC-IGN FUSE 48 BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (LEFT SIDE OF DASH) BRAKE FLUID LEVEL SWITCH (BRAKE FLUID RESERVOIR) BRAKE IND BREAKOUT TO JUNCTION BLOCK) BRK SIG BRN WIRE CADILLAC GMC/CHEVROLET COMPUTER DATA LINES SYSTEM DK GRN WIRE GRY/BLK WIRE GRY/WHT WIRE HOT W/ RUN/ CRNK RELAY ENERGIZED HOT W/ RUN/CRNK RELAY ENERGIZED I/P MULTI-FUNCTION SWITCH INSTRUMENT PANEL CLUSTER (IPC) LEFT FRONT WHEEL SPEED SENSOR (WSS) (LEFT FRONT WHEEL HUB ASSEMBLY) LEFT I/P JUNCTION BLOCK (LEFT END OF DASH) LEFT REAR WHEEL SPEED SENSOR (WSS) (LEFT REAR WHEEL HUB ASSEMBLY) LOGIC LT BLU WIRE LT BLU/BLK WIRE LT BLU/WHT WIRE MISC-IGN FUSE 43 NCA WIRE ORG/WHT WIRE PARK BRAKE SWITCH (PARK BRAKE ASSEMBLY) PNK WIRE POWER DISTRIBUTION SYSTEM PPL PRK BRK SW RIGHT FRONT WHEEL SPEED SENSOR (WSS) (RIGHT FRONT WHEEL HUB ASSEMBLY) RIGHT REAR WHEEL SPEED SENSOR (WSS) (RIGHT REAR WHEEL HUB ASSEMBLY) STOP LAMP SWITCH (TOP OF BRAKE PEDAL BRACKET) TAN WIRE TAN/BLK WIRE TRACTION SW UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT)

12 13 PPL BRK SIG 16 17 10 19 GMLAN GMLAN GMLAN COMM DATA AUX HVAC-IGN FUSE 48 BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (LEFT SIDE OF DASH) BRAKE ABS IND WARNING IND BRAKE BOOSTER VACUUM SENSOR (BRAKE BOOSTER UNIT) BRAKE FLUID LEVEL SWITCH (BRAKE FLUID RESERVOIR) CADILLAC GMC/CHEVROLET COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE DRIVER INFORMATION CENTER (DIC) DISPLAY GRY WIRE GRY/WHT WIRE HOT W/ RUN/CRNK RELAY ENERGIZED I/P MULTI-FUNCTION SWITCH (GMC/CHEVROLET) TRACTION CONTROL 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 (PARK BRAKE ASSEMBLY) PNK WIRE PPL PRK BRK SW RIGHT FRONT WHEEL SPEED SENSOR (WSS) (RIGHT FRONT WHEEL HUB ASSEMBLY) STEERING ANGLE SENSOR (BASE OF STEERING COLUMN) STOP LAMP SWITCH (TOP OF BRAKE PEDAL BRACKET) TAN WIRE TAN/BLK WIRE TRACTION SW UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) VEHICLE DYNAMICS IND YEL WIRE YEL/BLK WIRE

12 13 PPL BRK SIG 16 17 10 19 GMLAN GMLAN GMLAN COMM DATA ACCESSORY SWITCH AUX HVAC-IGN FUSE 48 BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (LEFT SIDE OF DASH) BRAKE ABS IND IND BRAKE FLUID LEVEL SWITCH (BRAKE FLUID RESERVOIR) BRN WIRE CADILLAC GMC/CHEVROLET COMPUTER DATA LINES SYSTEM DK GRN WIRE DRIVER INFORMATION CENTER (DIC) DISPLAY GRY/BLK WIRE GRY/WHT WIRE HOT W/ RUN/CRNK RELAY ENERGIZED INSTRUMENT PANEL CLUSTER (IPC) LEFT FRONT WHEEL SPEED SENSOR (WSS) (LEFT FRONT WHEEL HUB ASSEMBLY) LEFT REAR WHEEL SPEED SENSOR (WSS) (LEFT REAR WHEEL HUB ASSEMBLY) LOGIC LT BLU WIRE LT BLU/BLK WIRE NCA WIRE ORG/WHT WIRE PARK BRAKE SWITCH (PARK BRAKE ASSEMBLY) PNK WIRE PPL PRK BRK SW RIGHT FRONT WHEEL SPEED SENSOR (WSS) (RIGHT FRONT WHEEL HUB ASSEMBLY) RIGHT REAR WHEEL SPEED SENSOR (WSS) (RIGHT REAR WHEEL HUB ASSEMBLY) STOP LAMP SWITCH (TOP OF BRAKE PEDAL BRACKET) TAN WIRE TAN/BLK WIRE TRAC DISABLED IND TRACTION SW UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT)

2501 2500 COMPUTER DATA LINES SYSTEM 41 54 PPL RLY CTRL RLY CTRL 47 70 DATA BUS- DATA BUS+ 55 35 49 21 37 57 SENS SIG LOW REF RLY CTRL LOW REF AUX HVAC-IGN FUSE 48 BLK WIRE BRN WIRE CAB HTR PUMP CAB HTR PUMP FUSE 4 DK BLU WIRE DK GRN WIRE ENG FUSE 4 GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT AT ALL TIMES AUXILIARY FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) HOT W/PWR/TRN RELAY ENERGIZED HVAC BATT FUSE 39 HVAC BLWR FUSE 70 HVAC-IGN FUSE 55 LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE ORG/BLK WIRE ORG/WHT WIRE PNK WIRE PPL PPL/WHT WIRE RED WIRE RED/BLK WIRE RED/WHT WIRE RELAY RIGHT I/P JUNCTION BLOCK (RIGHT END OF DASH) RUN/ CRANK RELAY SENS SIG STEERING WHEEL) TAN WIRE TAN/BLK WIRE UNDER- HOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

5 VOLT REF ACCESSORY WAKEUP SERIAL DATA ANTI-THEFT SYSTEM BATTERY BCM FUSE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (LEFT SIDE OF DASH) BRAKE SW SIG COMPUTER DATA COMPUTER DATA LINES SYSTEM CRUISE CONTROL SYSTEM CRUISE CTRL DIMM SIG CTSY FUSE DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE DRL RELAY CTRL EXCEPT HYBRID FOG LAMP RELAY CTRL FRONT FOG LAMP SW SIG GRN/WHT WIRE 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 END OF DASH) I/P LAMP DIMMER SW SIG INDICATOR DIM CTRL INTERIOR LIGHTS IPC FUSE 46 IS LAMPS FUSE LED DIM CTRL LINES SYSTEM LO SPD SERIAL DATA LOW REF LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE LT STOP TRN FUSE LT TRLR TURN SIG LAMP NET WORK BUS NOT USED ORG/ WIRE ORG/WHT WIRE PNK/BLK WIRE POWER DISTRIBUTION SYSTEM PPL/WHT WIRE RED/WHT WIRE RIGHT I/P JUNCTION BLOCK (RIGHT END OF DASH) RT FRT TURN SIG LAMP CTRL RT STOP TRN FUSE RT TRLR TURN SIG LAMP RUN/CRANK RELAY CTRL SECURITY IND CTRL SERIAL DATA COMM ENABLE STOP LAMPS FUSE SYSTEM TAN WIRE TAN/BLK WIRE TAN/WHT WIRE UNDERHOOD FUSE BLOCK WASHER RELAY CTRL WIPER MOTOR PARK SW SIG WIPER/WASHER SYSTEM YEL WIRE

2500 2501 451 COMPUTER DATA LINES SYSTEM 28 27 73 72 51 73 SER DATA BUS+ SER DATA BUS- GROUND 71 72 66 67 VSS HI SIG VSS LO SIG 9 20 56 29 30 36 32 23 7 20 33 47 36 35 49 37 BRK SW SIG BATT + ACCELERATOR PEDAL POSITION (APP) SENSOR (ACCELERATOR PEDAL ASSEMBLY) APP SEN 1 SIG LOW REF APP SEN 2 SIG LOW REF PPL BATT + BLK/WHT WIRE BODY CONTROL MODULE (BCM) (LEFT SIDE OF DASH) BRAKE SIG BRK AP SIG BRN WIRE CADILLAC CHEVROLET, GMC COMPUTER DATA LINES SYSTEM CRUISE CONTROL IND DIMMING SIG CRUISE CONTROL SWITCH SIGNAL CRUISE IND DK BLU WIRE DK GRN WIRE ECM BATT FUSE 12 ELECTRONIC BRAKE CONTROL MODULE (EBCM) (LEFT REAR FRAME RAIL) (HYBRID) EXCEPT HYBRID GMLAN 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 END OF DASH) BCM FUSE HOT W/ RUN/CRANK RELAY ENERGIZED INSTRUMENT PANEL CLUSTER (IPC) IPC FUSE 46 LEFT I/P JUNCTION BLOCK (LEFT END OF DASH) LOGIC LT BLU WIRE LT BLU/WHT WIRE LT GRN/BLK WIRE MISC-IGN FUSE 43 ORG/BLK WIRE ORG/WHT WIRE PNK PNK WIRE PNK WIRE POWER DISTRIBUTION SYSTEM PPL PPL BRAKE SW SIG PPL/WHT WIRE RED/WHT WIRE STOP LAMP SWITCH (TOP OF BRAKE PEDAL BRACKET) TAN WIRE TAN/BLK WIRE THROTTLE BODY (FRONT OF INTAKE MANIFOLD) TP SENS 1 SIG LOW REF TP SENS 2 SIG TAC MOTOR CTRL 2 TAC MOTOR CTRL 1 TRANSMISSIONS SYSTEM UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) VEHICLE SPEED SENSOR (VSS) (RIGHT REAR OF TRANSMISSION) W/ ACTIVE 2 SPEED PUSH BUTTON CONTROL TRANSFER CASE W/O ACTIVE 2 SPEED PUSH BUTTON CONTROL TRANSFER CASE W/O ACTIVE 2 SPEED PUSH BUTTON CONTROL TRANSFER CASE, HYBRID WHT LT BLU/ WIRE WHT/BLK WIRE YEL WIRE

AUTOMATIC TRANSMISSION BLK WIRE BRN WIRE COMPUTER DATA LINES SYSTEM CONTROL SOLENOID VALVE ASSEMBLY CRUISE SWITCH DATA BUS - DK BLU WIRE EXCEPT HYBRID GRN WIRE GRN/WHT WIRE GRY WIRE IN SPD SENS (ISS) SIG INPUT SPEED SENSOR (ISS) (6 SPEED A/T) ISS/OSS CTRL LEFT STEERING WHEEL CONTROL SWITCH ORG/BLK WIRE ORG/WHT WIRE OUT SPD SENS (OSS) RTN OUT SPD SENS (OSS) SIG OUTPUT SHAFT SPEED (OSS) SENSOR (2 MODE HYBRID) OUTPUT SPEED SENSOR (OSS) (6 SPEED A/T) PNK WIRE PPL/WHT WIRE RED WIRE REPLICATED TOS SIG RES+ SET- SOUND SYSTEMS TAN WIRE TAN/BLK WIRE TRANSMISSION CONTROL MODULE (TCM) WAKE UP SERIAL DATA YEL WIRE

18 19 PNK PNK WIRE 6.0L 6.0L 6.0L AIR CONDITIONING SYSTEM AUX HVAC-IGN FUSE 48 BANK 1 SENS 2 BANK 2 SENS 2 BLK/WHT WIRE BRN WIRE BRN/WHT WIRE CLUTCH RLY CTRL DK GRN WIRE DK GRN/WHT WIRE ECM BATT FUSE 12 ECM-IGN FUSE 56 ECM/THROT CONT FUSE 5 ENABLE RLY CTRL ENG FUSE 4 ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE COMPT) EVAPORATIVE EMISSION (EVAP) CANISTER VENT SOLENOID VALVE (ON EVAP CANISTER) EXCEPT 6.0L FAN RLY CTRL FSCM FUSE 21 GROUND GRY/WHT WIRE HEATED OXYGEN SENSOR HOT AT ALL TIMES HOT W/ RUN/ CRANK RELAY ENERGIZED IGN INJ-A FUSE 24 INJ-B FUSE 13 IPC FUSE 46 LOW REF LT BLU WIRE LT GRN/BLK WIRE LVL SENS SIG MAF SENS SIG MIL CTRL NCA WIRE ORG/WHT WIRE PNK PNK PNK WIRE PNK PNK WIRE PNK WIRE PNK/BLK WIRE PNK/WHT WIRE POWER DISTRIBUTION SYSTEM PPL PPL/WHT WIRE PUMP RLY CTRL PWR/ TRN RELAY RED/WHT WIRE RLY COIL CTRL SENSOR 2 (UNDER LEFT SIDE OF ENGINE COMPT, IN EXHAUST) SENSOR 2 (UNDER RIGHT SIDE OF ENGINE COMPT, IN EXHAUST) SIG RETURN SNSR FUSE 18 SNSR FUSE 8 SPEED SIG STARTING/ CHARGING SYSTEM TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TCM- BATT FUSE 14 TOS SIG TRANSMISSIONS, CRUISE CONTROL SYSTEMS VENT SOL CTRL W/ HYDRAULIC POWER BRAKE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

BLK WIRE BODY MOUNT) BRN WIRE BRN/WHT WIRE CYLINDER SHUTOFF SOLENOID 1 CYLINDER SHUTOFF SOLENOID 2 CYLINDER SHUTOFF SOLENOID 3 CYLINDER SHUTOFF SOLENOID 4 DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE COMPT) EXCEPT 6.0L GRY WIRE GRY/BLK WIRE IGNITION COILS (RIGHT SIDE OF ENGINE) LOW REF LOW REF LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE NCA WIRE ORG/ WIRE ORG/BLK WIRE ORG/WHT WIRE PNK WIRE PNK/WHT WIRE PPL PPL 18 19 PPL POS SENS 2 SIG CMP SENS SIG POS SENS 1 SIG LOW REF PPL/WHT WIRE PRESS SENS SIG SPARK PLUG STARTING/CHARGING SYSTEM TAN WIRE TAN/WHT WIRE WHT/BLK WIRE

BLK WIRE BRN WIRE BRN/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE GRY WIRE GRY/WHT WIRE IGNITION COILS (RIGHT SIDE OF ENGINE) LT BLU WIRE LT BLU/WHT WIRE NCA WIRE ORG/ WIRE ORG/WHT WIRE PNK PNK PNK WIRE PNK PPL WIRE PNK WIRE PPL PPL/WHT WIRE SPARK PLUG TAN WIRE TAN/BLK WIRE YEL WIRE