GMC Yukon III (2006-2014) logic 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)

1 2 B+ VOLT 1 3 4 B+ SNS SIG SNS SIG 109 5531 PPL 12 14 15 LIFTGATE SW RR AJAR SW LR AJAR SW 1851 5060 COMPUTER DATA LINES SYSTEM 3 10 B+ GMLAN 3 4 5 GND GMLAN 3840 5060 COMPUTER DATA LINES SYSTEM 4 6 B+ GND 5 13 9 LO REF LF AJAR SW GMLAN 5 13 9 LO REF RF AJAR SW GMLAN AUXILIARY FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) B+ SNS SIG SNS SIG BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (LEFT SIDE OF DASH) BRN WIRE COMPUTER DATA LINES SYSTEM DDM FUSE DK BLU WIRE DK GRN WIRE DLIS FUSE 35 DRIVER DOOR LOCK/WINDOW SWITCH ENG COMPT) ENGINE CONTROL MODULE (LEFT SIDE OF EXCEPT 6.0L (VIN J) 6.0L (VIN J) EXCEPT HYBRID FUSE 52 GRY WIRE GRY/BLK WIRE HDLP RLY HOOD AJAR SWITCH (W/ REMOTE HORN RLY HORNS SYSTEM EXTERIOR LIGHTS SYSTEM HEADLIGHTS SYSTEM HOT AT ALL TIMES HOT AT ALL TIMES I/P BLOCK DIM FUSE BCM FUSE (LEFT END OF DASH) IGN VOLT IGNITION SWITCH INSTRUMENT PANEL CLUSTER (IPC) INTRUS SIG LIFTGATE LATCH ASSEMBLY (CENTER OF LIFTGATE) LIFTGATE WINDOW AJAR SWITCH LIFTGATE WINDOW LATCH ASSEMBLY (BOTTOM CENTER OF LIFT GLASS) LO SPD GMLAN LOCK LOCK CONTROL) (HOOD LATCH ASSEMBLY) LOGIC LT BLU/BLK WIRE LT GRN/BLK WIRE NCA WIRE PASSENGER DOOR LATCH ASSEMBLY CHEVROLET/GMC CADILLAC (FRONT PASSENGER'S DOOR) PASSENGER DOOR LOCK/WINDOW SWITCH PDM FUSE PNK PPL WIRE PNK WIRE PNK/ 8 3 SW SIG SW SIG WIRE PNK/BLK WIRE PNK/WHT WIRE POWER DISTRIBUTION SYSTEM POWER LIFTGATE MODULE (LEFT REAR OF CARGO AREA) PPL PPL AJAR SW SIG PPL INTRUS SIG PPL PPL PPL SW SIG PRK LP RLY RED/WHT WIRE RIGHT I/P JUNCTION BLOCK (RIGHT END OF DASH) RIGHT REAR DOOR LATCH ASSEMBLY (RIGHT REAR DOOR) RUN WIRE SEC IND SECURITY IND SECURITY INDICATOR LAMP SW SIG THEFT DETERRENT MODULE (ON IGNITION SWITCH) UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) VEHICLE INCLINATION SENSOR VEHICLE SHOCK SENSOR W/ POWER LIFTGATE PPL W/O POWER LIFTGATE WIPER/ WASHER SYSTEM YEL WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 AIR TMP 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 B(+) A/C ON IND A/C ON SWITCH AIR TEMP PASS SUNLD SNS SIG SNS SIG AMB TMP GMLAN L AMBIENT LIGHT/ SUNLOAD SENSOR ASSEMBLY BLK WIRE BLK/WHT WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE FRESH AIR IND FRESH AIR REQUEST SWITCH FRONT DEFOGGER IND FRONT DEFOGGER SWITCH FRONT INSIDE AIR TEMPERATURE SENSOR (LEFT FRONT OF HEADLINER) GROUND IGN VOLT RER DEFG 300 193 GROUND LOW REF GRY WIRE GRY/BLK WIRE HVAC AMBIENT AIR TEMPERATURE SENSOR (RIGHT FRONT OF ENGINE COMPT) HVAC CONTROL MODULE JUNCTION BLOCK (LEFT END OF DASH) LEFT TEMPERATURE CONTROL LOGIC LONG WHEEL BASE LOW REF LOWER AUXILIARY AIR TEMPERATURE SENSOR (REAR HVAC MODULE) LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE MODE DOWN SWITCH MODE UP SWITCH OF DASH) ORG/ WIRE PNK WIRE POWER DISTRIBUTION SYSTEM DEFOGGER SYSTEM PPL PPL/WHT WIRE R AIR TMP AIR TMP AIR TMP TEMP SIG MODE CTRL L AIR TMP RECIR CTRL AIR TMP REAR DEFOGGER IND REAR DEFOGGER SWITCH RECIRCU- LATION IND RECIRCU- LATION SWITCH RED WIRE RED/WHT WIRE RIGHT TEMPERATURE CONTROL SHORT WHEEL BASE SNS SIG LF SUNLD L AIR TMP R AIR TMP SW SIG MODE CNTRL SPD CTRL TAN WIRE UPPER AUXILIARY AIR TEMPERATURE SENSOR UPPER LEFT AIR TEMPERATURE SENSOR UPPER RIGHT AIR TEMPERATURE SENSOR WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

3 4 5 6 7 8 9 10 11 12 13 14 15 16 MDE CNTRL TEMP CNTRL LOW REF AUTO SWITCH AUXILIARY AIR TEMPERATURE ACTUATOR (REAR HVAC MODULE ASSEMBLY) AUXILIARY BLOWER MOTOR CONTROL MODULE AUXILIARY INSIDE AIR TEMPERATURE SENSOR AUXILIARY MODE ACTUATOR (REAR HVAC MODULE) BLK WIRE BLOWER SPEED DOWN SWITCH BLOWER SPEED UP SWITCH BRN WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE GMLAN GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HVAC CONTROL MODULE I/P FUSE BLOCK LOGIC LOGIC BLOWER SPEED UP SWITCH LONG WHEEL BASE LOW REF MODE SWITCH MTR CNTRL ORG/ WIRE PNK PNK WIRE PNK WIRE REAR HVAC FUSE (LEFT END OF DASH) REAR SEAT AUDIO (RSA) CONTROL RED/WHT WIRE SHORT WHEEL BASE SNS CNTRL SPD CTRL TEMPERATURE DOWN SWITCH TEMPERATURE UP SWITCH WHT WIRE YEL WIRE YEL/BLK WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 AIR TMP 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 B(+) 1050 6101 GROUND LOW REF 1851 300 193 GROUND IGN VOLT RER DEFG POWER DISTRIBUTION SYSTEM DEFOGGER SYSTEM A/C LOW PRESSURE SENSOR (RIGHT FRONT OF ENGINE COMPT) A/C ON IND A/C ON SWITCH AIR TEMP PASS SUNLD SNS SIG SNS SIG AMB TMP GMLAN L COMPUTER DATA LINES SYSTEM AMBIENT LIGHT/ SUNLOAD SENSOR ASSEMBLY (CENTER OF DASH) BLK WIRE BLK/WHT WIRE BRN WIRE DK BLU WIRE DK GRN WIRE FRESH AIR IND FRESH AIR REQUEST SWITCH FRONT DEFOGGER IND FRONT DEFOGGER SWITCH FRONT INSIDE AIR TEMPERATURE SENSOR (LEFT FRONT OF HEADLINER) GRY WIRE GRY/BLK WIRE HVAC AMBIENT AIR TEMPERATURE SENSOR (RIGHT FRONT OF ENGINE COMPT) HVAC CONTROL MODULE LEFT I/P JUNCTION BLOCK (LEFT END OF DASH) LEFT TEMPERATURE CONTROL LOGIC LONG WHEEL BASE LOW REF LOWER AUXILIARY AIR TEMPERATURE SENSOR (REAR HVAC MODULE) LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE MODE DOWN SWITCH MODE UP SWITCH ORG/ WIRE PNK WIRE PPL PPL/WHT WIRE REAR DEFOGGER IND REAR DEFOGGER SWITCH RECIRCU- LATION IND RECIRCU- LATION SWITCH RED WIRE RED/WHT WIRE RIGHT TEMPERATURE CONTROL RLY CTRL SHORT WHEEL BASE SNS SIG DRV SUNLD L AIR TMP R AIR TMP SW SIG MODE CNTRL SPD CTRL TAN WIRE UPPER AUXILIARY AIR TEMPERATURE SENSOR UPPER LEFT AIR TEMPERATURE SENSOR (CENTER OF DASH) UPPER RIGHT AIR TEMPERATURE SENSOR (CENTER OF DASH) WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

3 4 5 6 7 8 9 10 11 12 13 14 15 16 MDE CNTRL TEMP CNTRL LOW REF AUTO SWITCH AUXILIARY AIR TEMPERATURE ACTUATOR (REAR HVAC MODULE ASSEMBLY) AUXILIARY BLOWER MOTOR CONTROL MODULE AUXILIARY INSIDE AIR TEMPERATURE SENSOR AUXILIARY MODE ACTUATOR (REAR HVAC MODULE) B+ GROUND SERIAL DATA BLK WIRE BLK/WHT WIRE BLOWER SPEED DOWN SWITCH BLOWER SPEED UP SWITCH BRN WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE DRIVE MOTOR GENERATOR POWER INVERTER MODULE (RIGHT SIDE OF ENGINE COMPT) GMLAN GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT AT ALL TIMES AUXILIARY FUSE BLOCK ACCM (LEFT SIDE OF FUSE 3 ENGINE COMPT) HVAC CONTROL MODULE I/P FUSE BLOCK LEFT I/P JUNCTION BLOCK (LEFT END OF DASH) LOGIC LOGIC BLOWER SPEED UP SWITCH LONG WHEEL BASE LOW REF MODE SWITCH MTR CNTRL OFF SWITCH ORG/ WIRE PNK WIRE REAR HVAC FUSE (LEFT END OF DASH) REAR SEAT AUDIO (RSA) CONTROL RED/WHT WIRE SHORT WHEEL BASE SNS CNTRL SPD CTRL TEMPERATURE DOWN SWITCH TEMPERATURE UP SWITCH WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK 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

3 4 5 6 7 8 9 10 11 12 13 14 15 16 MDE CNTRL TEMP CNTRL LOW REF AUXILIARY AIR TEMPERATURE ACTUATOR (REAR HVAC MODULE ASSEMBLY) AUXILIARY BLOWER MOTOR CONTROL MODULE AUXILIARY MODE ACTUATOR (REAR HVAC MODULE) BLK WIRE BLOWER SPEED BRN WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE DOWN GRY WIRE GRY/BLK (OR YEL) WIRE GRY/BLK WIRE HOT AT ALL TIMES HVAC CONTROL MODULE I/P FUSE BLOCK LOGIC LONG WHEEL BASE LOW REF MODE SWITCH MTR CNTRL ORG/ WIRE PNK PNK WIRE PNK WIRE REAR HVAC FUSE (LEFT END OF DASH) REAR SEAT AUDIO (RSA) CONTROL RED/WHT WIRE SHORT WHEEL BASE SPD CTRL TEMPERATURE CONTROL UP GMLAN WHT WIRE YEL WIRE YEL/BLK WIRE