Chevrolet Tahoe III (2006-2014) gry Wiring diagrams

BLK WIRE COIL CTRL DK BLU/WHT WIRE DK GRN WIRE ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE COMPT) ENGINE COOLANT TEMPERATURE (ECT) SENSOR (FRONT OF LEFT CYLINDER HEAD) FAN CNTRL RELAY FAN HI RELAY FAN LO RELAY FAN-1 FUSE 57 PWR/ TRN RELAY FAN-2 FUSE 60 GRY WIRE HOT AT ALL TIMES LEFT COOLING FAN (BEHIND RADIATOR) LOW REF LT BLU WIRE RIGHT COOLING FAN (BEHIND RADIATOR) RLY CTRL SENS SIG TAN WIRE UNDER- HOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) YEL WIRE

49 55 35 RLY CTRL SENS SIG LOW REF 410 2761 AUXILIARY FUSE BLOCK (LEFT SIDE OF ENGINE BLK WIRE COMPT) DK BLU WIRE DK GRN WIRE ENG FUSE 4 ENGINE CONTROL MODULE (ECM) (LEFT FRONT OF ENGINE COMPT) ENGINE COOLANT TEMPERATURE (ECT) SENSOR (FRONT OF LEFT CYLINDER HEAD) FAN 1 FUSE FAN CNTRL RELAY FAN HI RELAY FAN LO RELAY FAN MID 1 RELAY FAN MID 2 RELAY FAN-2 FUSE GRY WIRE HOT AT ALL TIMES HOT W/ PWR/TRN RELAY ENERGIZED LEFT COOLING FAN (BEHIND RADIATOR) LEFT ENGINE COOLING FAN RESISTOR (LEFT SIDE OF RADIATOR) LT BLU WIRE PNK WIRE PPL PPL 41 54 RLY CTRL RLY CTRL RIGHT COOLING FAN (BEHIND RADIATOR) RIGHT ENGINE COOLING FAN RESISTOR (RIGHT SIDE OF RADIATOR) TAN WIRE UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) YEL WIRE

ANTI-THEFT SYSTEM ANTI-THEFT SYSTEM TRUNK, TAILGATE, FUEL DOORS SYSTEM BODY CONTROL MODULE (BCM) (LEFT SIDE OF DASH) BRN WIRE DK BLU WIRE DK GRN WIRE DOOR LK CTRL DOOR LOCKS SYSTEM DOOR UNLK CTRL GRY WIRE HEADLAMP LO BEAM RELAY CTRL PARK LAMP RELAY CTRL HEADLIGHTS SYSTEM INTRUSION SENS ARMED SIG LIFTGLASS RELEASE SIG PNK WIRE LT BLU WIRE LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE ORG/ WIRE PNK WIRE PNK/BLK WIRE PNK/WHT WIRE POWER DISTRIBUTION SYSTEM POWER WINDOWS SYSTEM PPL PPL INTRUSION SENS ALARM ON SIG PWR WIN MSTR SW LKOUT SIG PWR WIN MSTR SW RR UP SIG PWR WIN MSTR SW LR DN SIG PPL STARTING/CHARGING SYSTEM TAN WIRE TRUNK, TAILGATE, FUEL DOORS SYSTEM WHT WIRE WIPER/WASHER SYSTEM YEL WIRE

10 12 HIGH SPEED BUS + HIGH SPEED BUS - 16 5 HIGH SPEED BUS - HIGH SPEED BUS + 17 6 HIGH SPEED BUS - HIGH SPEED BUS + 28 27 25 24 14 13 19 10 11 HIGH SPEED BUS + HIGH SPEED BUS - 3 4 HIGH SPEED BUS + HIGH SPEED BUS - 4 5 13 12 HIGH SPEED BUS - HIGH SPEED BUS + HIGH SPEED BUS + HIGH SPEED BUS - 53 33 51 72 52 71 70 PTLAN+ PTLAN- ACCESSORY WAKEUP SERIAL DATA AUTOMATIC TRANSMISSION BLK WIRE BODY CONTROL MODULE (BCM) (LEFT SIDE OF DASH) BREAKOUT) CADILLAC EXCEPT CADILLAC CONTROL SOLENOID VALUE ASSEMBLY DATA LINK RESISTOR 1 (REAR CHASSIS CROSSMEMBER) DK BLU WIRE DK GRN WIRE DK GRN/RED WIRE DRIVE MOTOR GENERATOR BATTERY (UNDER REAR OF VEHICLE) DRIVE MOTOR GENERATOR POWER INVERTER MODULE (RIGHT SIDE OF ENGINE COMPT) DRIVER MOTOR GENERATOR BATTERY CONTROL MODULE ELECTRONIC SUSPENSION CONTROL (ESC) MODULE (LEFT REAR OF FRAME CHASSIS) ENGINE CONTROL MODULE (ECM) (LEFT FRONT OF ENGINE COMPT) FUEL PUMP FLOW CONTROL MODULE (W/O INTEGRATED GMC/CHEVROLET CADILLAC GRN WIRE GRY WIRE HIGH SPEED BUS + HIGH SPEED BUS - HIGH SPEED BUS + HIGH SPEED BUS - HIGH SPEED BUS + HIGH SPEED BUS - HIGH SPEED GMLAN SERIAL DATA BUS + LEFT I/P JUNCTION BLOCK (LEFT END OF DASH) LIN BUS LOW SPEED GMLAN SERIAL DATA LT BLU WIRE LT GRN/BLK WIRE PNK WIRE PTLAN+ PTLAN- RED WIRE SERIAL DATA COMM- UNICATION ENABLE TAN WIRE TAN/BLK WIRE TRANSFER CASE SHIFT CONTROL MODULE (LEFT END OF DASH) VEHICLE COMMUNICATION INTERFACE MODULE (VCIM) (CENTER OF DASH) W/ SINGLE SPEED ACTIVE TRANSFER CASE, TWO SPEED ACTIVE TRANSFER CASE PUSH BUTTON WAKE UP SIG ACCESSORY WAKEUP SERIAL DATA WAKE UP SIG PTLAN- PTLAN+ WHT WIRE 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

1 2 3 4 5 6 7 8 9 10 11 12 13 LOW REF 1 2 3 MTR PHASE V MTR PHASE W MTR PHASE U 5 VOLT REF ACCESSORY DC POWER CONTROL MODULE (TOP OF ENGINE) AUXILIARY FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) BLK WIRE BLK/WHT WIRE BLU WIRE BLUNT CUT) BRAKE MASTER CYLINDER PISTON POSITION SENSOR (ON BRAKE MASTER CYLINDER) BRN WIRE CADILLAC GMC, CHEVROLET COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE DRAIN WIRE DRIVER INFORMATION CENTER (DIC) DISPLAY ELECTRIC POWER STEERING (EPS) MOTOR ELECTRONIC BRAKE CONTROL MODULE (EBCM) (LEFT REAR FRAME RAIL) EPS FUSE 7 GRN WIRE GROUND DISTRIBUTION SYSTEM GRY WIRE HI SPD GMLAN DATA BUS+ HI SPD GMLAN DATA BUS+ HI SPD GMLAN DATA BUS- B+ HI SPD GMLAN DATA BUS+ HI SPD GMLAN DATA BUS- HI SPD GMLAN DATA BUS- SER DATA ENABLE HOT AT ALL TIMES HYBRID W/ VACUUM POWER BRAKES W/ HYDRAULIC POWER BRAKES IN SHAFT COS IN SHAFT SIN INSTRUMENT PANEL CLUSTER (IPC) LEFT I/P JUNCTION BLOCK (LEFT END OF DASH) LOGIC LOW REF LT BLU WIRE LT GRN WIRE NCA WIRE ORG/BLK WIRE OUT SHAFT COS OUT SHAFT SIN POWER STEERING ASSIST MOTOR (LOWER FRONT OF ENGINE COMPT) POWER STEERING DYNAMIC BRAKE CIRCUIT POWER STEERING MOTOR ROTATIONAL SENSOR POWER STEERING SHAFT TORQUE SENSOR RED WIRE RED/WHT WIRE RESOLVER COS RESOLVER SIN STEERING ANGLE SENS PHASE A STEERING ANGLE SENS PHASE B STEERING ANGLE SENS PHASE C STEERING ANGLE SENS SIGNAL STEERING ANGLE SENSOR (BASE OF STEERING COLUMN) TAN WIRE WHT WIRE YEL WIRE YEL/BLK WIRE

5 VOLT REF 5 VOLT REF 5 VOLT REF 5 VOLT REF 5 VOLT REF PPL ALC EXH SOL CTRL DAMPING RLY CTL ALC/COMP FUSE 58 AUTOMATIC LEVEL CONTROL (ALC) AUTOMATIC LEVEL CONTROL (ALC) COMPRESSOR AUTOMATIC LEVEL CONTROL (ALC) RELAY (NEAR UNDERHOOD FUSE BLOCK) AUTOMATIC LEVEL CONTROL (ALC) SENSOR BLK WIRE COMPRESSOR MOTOR COMPUTER DATA LINES SYSTEM DK BLU/BLK WIRE DK BLU/WHT WIRE DK GRN WIRE ELECTRONIC SUSPENSION CONTROL MODULE (LEFT REAR OF FRAME CHASSIS) GRN WIRE GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN RUN OR START LEFT FRONT SUSPENSION DAMPER SOLENOID (LEFT FRONT SUSPENSION DAMPER) LEFT REAR SUSPENSION DAMPER SOLENOID (LEFT REAR SUSPENSION DAMPER) LF SUSP POS SENS RF SUSP POS SENS RR SUSP POS SENS LOW REF LOW REF LT BLU WIRE LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN/BLK WIRE LT GRN/WHT WIRE ORG/ WIRE ORG/BLK WIRE PNK WIRE POWER DISTRIBUTION SYSTEM PPL PPL/WHT WIRE RED WIRE RED/BLK WIRE RED/WHT WIRE RIGHT FRONT SUSPENSION DAMPER SOLENOID (RIGHT FRONT SUSPENSION DAMPER) RIGHT REAR SUSPENSION DAMPER SOLENOID (RIGHT REAR SUSPENSION DAMPER) SEO/ALC FUSE 54 SOLENOID VALVE TAN WIRE TAN/BLK WIRE TAN/WHT WIRE WHT WIRE

24 37 38 15 27 25 15 27 38 GMLAN HI SPD (-) GMLAN HI SPD (+) GROUND ABS-1 FUSE 61 ABS-2 FUSE 9 ANTI-LOCK BRAKES SYSTEM BLK WIRE BODY MOUNT) BRN WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE ELECTRONIC BRAKE CONTROL MODULE (EBCM) (LEFT REAR FRAME RAIL) GRY WIRE GRY/BLK WIRE GRY/WHT WIRE HOT AT ALL TIMES LEFT FRONT SUSPENSION POSITION SENSOR (LEFT SIDE OF ENGINE COMPT) LEFT FRONT WHEEL SPEED SENSOR (WSS) LEFT REAR SUSPENSION POSITION SENSOR (FORWARD OF REAR AXLE, ON LEFT FRAME RAIL) LEFT REAR WHEEL SPEED SENSOR (WSS) LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/WHT WIRE NCA WIRE ORG/ WIRE ORG/BLK WIRE PPL PPL 2 3 PPL/WHT WIRE RED WIRE RIGHT FRONT SUSPENSION POSITION SENSOR (RIGHT SIDE OF ENGINE COMPT) RIGHT FRONT WHEEL SPEED SENSOR (WSS) RIGHT REAR WHEEL SPEED SENSOR (WSS) ST ANG SENS STEERING ANGLE SENSOR (BASE OF STEERING COLUMN) TAN WIRE TAN/BLK WIRE TAN/WHT WIRE UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) YEL WIRE

1272 890 PPL LOW REF PRESS SENS SIG 14 13 15 LOW REF 5 VOLT REF BRK SENS SIG 5985 439 440 PNK WIRE ACCELERATOR PEDAL POSITION (APP) SENSOR (ACCELERATOR PEDAL ASSEMBLY) AIR CONDITIONING SYSTEM AIR CONDITIONING SYSTEM 1274 472 2760 BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (LEFT SIDE OF ENGINE COMPT) BRAKE PEDAL POSTION (BPP) SENSOR BRAKE SW SIG BANK 1 SENS 2 BANK 1 SENS 2 PRESS SENS SIG LOW REF BRN WIRE COMPUTER DATA LINES SYSTEM COOLING FANS SYSTEM COMPUTER DATA LINES SYSTEM DATA BUS - 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 6.0L EXTENSION FLOW CONTROL MODULE) FRONT FUEL PUMP, SENDER ASSEMBLY (EXCEPT 6.0L) (PRIMARY FUEL PUMP ASSEMBLY) FUEL PRESSURE SENSOR GRY WIRE GRY/WHT WIRE IAT SENS SIG LOW REF IGN VOLT LOW REF LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE MAF NCA WIRE ORG/BLK WIRE PNK W/O INTEGRATED TRAILER BRAKE PNK PNK W/ INTEGRATED TRAILER BRAKE WIRE PNK WIRE PPL PPL 6.0L PPL PPL EXCEPT 6.0L PPL LEVEL SENS SIG FAN RLY CTRL SERIAL DATA IGN VOLTAGE B+ PPL/WHT WIRE PUMP CTRL RED/WHT WIRE REF VOLT RELAY CTRL SENS SIG SERIAL DATA SHLD TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TRANSMISSIONS SYSTEM W/ ACTIVE 2 SPEED PUSH BUTTON CONTROL TRANSFER CASE W/O ACTIVE 2 SPEED PUSH BUTTON CONTROL TRANSFER CASE WHT WIRE WHT/BLK WIRE YEL WIRE