GMC Yukon III (2006-2014) transfer case shift control module (left end of dash) Wiring diagrams

2 HI 2-HI IND 4 HI 4 LO 4-HI IND 4-LO IND 5 VOL REF ENCODER SIG 8 VOL REF LOW REF SW SIG PPL AUTO AUX HVAC-IGN FUSE 48 B+ GND BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (LEFT SIDE OF DASH) BRAKE CONTROL BRN WIRE BRN/WHT WIRE CADILLAC GMC, CHEVROLET COMPUTER DATA LINES SYSTEM DATA SER DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE ENCODER TRANSFER CASE ENCODER MOTOR (LEFT SIDE OF TRANSFER CASE) FRONT AXLE ACTUATOR (FRONT AXLE HOUSING) FRONT PROPSHAFT SPEED SENSOR (LEFT SIDE OF TRANSFER CASE) FUSE 19 GROUND DISTRIBUTION SYSTEM GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT W/ RUN/CRANK RELAY ENERGIZED IGN VOLT ILLUMINATION INSTRUMENT PANEL CLUSTER (IPC) LAMP LEFT I/P JUNCTION BLOCK (LEFT END OF DASH) LOCK SOL CTRL LOGIC LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE MISC-IGN FUSE 43 MOTOR CTRL B MOTOR CTRL A NCA WIRE NEUT NEUTRAL IND NEUTRAL IND CTRL ORG/ WIRE ORG/WHT WIRE PNK AWD IND CTRL AXLE ACTUATOR CTRL WIRE PNK WIRE PNK/WHT WIRE POWER DISTRIBUTION SYSTEM PPL PPL/WHT WIRE REAR PROPSHAFT SPEED SENSOR (TRANSFER CASE EXTENSION HOUSING) RED/BLK WIRE TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TRANSFER CASE SHIFT CONTROL MODULE (LEFT END OF DASH) TRANSFER CASE SHIFT CONTROL SWITCH TREC FUSE 67 UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) VIO WIRE W/ ACTIVE TWO SPEED TRANSFER CASE CONTROL W/ HEATED STEERING WHEEL WAKE UP SIG WHT WIRE WHT/LT GRN WIRE YEL WIRE YEL/BLK WIRE

2 HI 2-HI IND 4 HI 4 LO 4-HI IND 4-LO IND 5 VOL REF ENCODER SIG 8 VOL REF LOW REF SW SIG PPL AUTO AUX HVAC-IGN FUSE 48 B+ GND BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (LEFT SIDE OF DASH) BRAKE CONTROL BRN WIRE BRN/WHT WIRE CADILLAC GMC, CHEVROLET COMPUTER DATA LINES SYSTEM DATA SER DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE ENCODER TRANSFER CASE ENCODER MOTOR (LEFT SIDE OF TRANSFER CASE) FRONT AXLE ACTUATOR (FRONT AXLE HOUSING) FRONT PROPSHAFT SPEED SENSOR (LEFT SIDE OF TRANSFER CASE) FUSE 19 GROUND DISTRIBUTION SYSTEM GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT W/ RUN/CRANK RELAY ENERGIZED IGN VOLT ILLUMINATION INSTRUMENT PANEL CLUSTER (IPC) LAMP LEFT I/P JUNCTION BLOCK (LEFT END OF DASH) LOCK SOL CTRL LOGIC LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE MISC-IGN FUSE 43 MOTOR CTRL B MOTOR CTRL A NCA WIRE NEUT NEUTRAL IND NEUTRAL IND CTRL ORG/ WIRE ORG/WHT WIRE PNK AWD IND CTRL AXLE ACTUATOR CTRL WIRE PNK WIRE PNK/WHT WIRE POWER DISTRIBUTION SYSTEM PPL PPL/WHT WIRE REAR PROPSHAFT SPEED SENSOR (TRANSFER CASE EXTENSION HOUSING) RED/BLK WIRE TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TRANSFER CASE SHIFT CONTROL MODULE (LEFT END OF DASH) TRANSFER CASE SHIFT CONTROL SWITCH TREC FUSE 67 UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) VIO WIRE W/ ACTIVE TWO SPEED TRANSFER CASE CONTROL W/ HEATED STEERING WHEEL WAKE UP SIG WHT WIRE WHT/LT GRN WIRE YEL WIRE YEL/BLK WIRE

2 HI 2-HI IND 4 HI 4 LO 4-HI IND 4-LO IND 5 VOL REF ENCODER SIG 8 VOL REF LOW REF SW SIG PPL AUTO AUX HVAC-IGN FUSE 48 B+ GND BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (LEFT SIDE OF DASH) BRAKE CONTROL BRN WIRE BRN/WHT WIRE CADILLAC GMC, CHEVROLET COMPUTER DATA LINES SYSTEM DATA SER DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE ENCODER TRANSFER CASE ENCODER MOTOR (LEFT SIDE OF TRANSFER CASE) FRONT AXLE ACTUATOR (FRONT AXLE HOUSING) FRONT PROPSHAFT SPEED SENSOR (LEFT SIDE OF TRANSFER CASE) FUSE 19 GROUND DISTRIBUTION SYSTEM GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT W/ RUN/CRANK RELAY ENERGIZED IGN VOLT ILLUMINATION INSTRUMENT PANEL CLUSTER (IPC) LAMP LEFT I/P JUNCTION BLOCK (LEFT END OF DASH) LOCK SOL CTRL LOGIC LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE MISC-IGN FUSE 43 MOTOR CTRL B MOTOR CTRL A NCA WIRE NEUT NEUTRAL IND NEUTRAL IND CTRL ORG/ WIRE ORG/WHT WIRE PNK AWD IND CTRL AXLE ACTUATOR CTRL WIRE PNK WIRE PNK/WHT WIRE POWER DISTRIBUTION SYSTEM PPL PPL/WHT WIRE REAR PROPSHAFT SPEED SENSOR (TRANSFER CASE EXTENSION HOUSING) RED/BLK WIRE TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TRANSFER CASE SHIFT CONTROL MODULE (LEFT END OF DASH) TRANSFER CASE SHIFT CONTROL SWITCH TREC FUSE 67 UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) VIO WIRE W/ ACTIVE TWO SPEED TRANSFER CASE CONTROL W/ HEATED STEERING WHEEL WAKE UP SIG WHT WIRE WHT/LT GRN WIRE YEL WIRE YEL/BLK WIRE

2 HI 2-HI IND 4 HI 4 LO 4-HI IND 4-LO IND 5 VOL REF ENCODER SIG 8 VOL REF LOW REF SW SIG PPL AUTO AUX HVAC-IGN FUSE 48 B+ GND BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (LEFT SIDE OF DASH) BRAKE CONTROL BRN WIRE BRN/WHT WIRE CADILLAC GMC, CHEVROLET COMPUTER DATA LINES SYSTEM DATA SER DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE ENCODER TRANSFER CASE ENCODER MOTOR (LEFT SIDE OF TRANSFER CASE) FRONT AXLE ACTUATOR (FRONT AXLE HOUSING) FRONT PROPSHAFT SPEED SENSOR (LEFT SIDE OF TRANSFER CASE) FUSE 19 GROUND DISTRIBUTION SYSTEM GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT W/ RUN/CRANK RELAY ENERGIZED IGN VOLT ILLUMINATION INSTRUMENT PANEL CLUSTER (IPC) LAMP LEFT I/P JUNCTION BLOCK (LEFT END OF DASH) LOCK SOL CTRL LOGIC LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE MISC-IGN FUSE 43 MOTOR CTRL B MOTOR CTRL A NCA WIRE NEUT NEUTRAL IND NEUTRAL IND CTRL ORG/ WIRE ORG/WHT WIRE PNK AWD IND CTRL AXLE ACTUATOR CTRL WIRE PNK WIRE PNK/WHT WIRE POWER DISTRIBUTION SYSTEM PPL PPL/WHT WIRE REAR PROPSHAFT SPEED SENSOR (TRANSFER CASE EXTENSION HOUSING) RED/BLK WIRE TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TRANSFER CASE SHIFT CONTROL MODULE (LEFT END OF DASH) TRANSFER CASE SHIFT CONTROL SWITCH TREC FUSE 67 UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) VIO WIRE W/ ACTIVE TWO SPEED TRANSFER CASE CONTROL W/ HEATED STEERING WHEEL WAKE UP SIG WHT WIRE WHT/LT GRN WIRE YEL WIRE YEL/BLK WIRE

2 HI 2-HI IND 4 HI 4 LO 4-HI IND 4-LO IND 5 VOL REF ENCODER SIG 8 VOL REF LOW REF SW SIG PPL AUTO AUX HVAC-IGN FUSE 48 B+ GND BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (LEFT SIDE OF DASH) BRAKE CONTROL BRN WIRE BRN/WHT WIRE CADILLAC GMC, CHEVROLET COMPUTER DATA LINES SYSTEM DATA SER DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE ENCODER TRANSFER CASE ENCODER MOTOR (LEFT SIDE OF TRANSFER CASE) FRONT AXLE ACTUATOR (FRONT AXLE HOUSING) FRONT PROPSHAFT SPEED SENSOR (LEFT SIDE OF TRANSFER CASE) FUSE 19 GROUND DISTRIBUTION SYSTEM GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT W/ RUN/CRANK RELAY ENERGIZED IGN VOLT ILLUMINATION INSTRUMENT PANEL CLUSTER (IPC) LAMP LEFT I/P JUNCTION BLOCK (LEFT END OF DASH) LOCK SOL CTRL LOGIC LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE MISC-IGN FUSE 43 MOTOR CTRL B MOTOR CTRL A NCA WIRE NEUT NEUTRAL IND NEUTRAL IND CTRL ORG/ WIRE ORG/WHT WIRE PNK AWD IND CTRL AXLE ACTUATOR CTRL WIRE PNK WIRE PNK/WHT WIRE POWER DISTRIBUTION SYSTEM PPL PPL/WHT WIRE REAR PROPSHAFT SPEED SENSOR (TRANSFER CASE EXTENSION HOUSING) RED/BLK WIRE TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TRANSFER CASE SHIFT CONTROL MODULE (LEFT END OF DASH) TRANSFER CASE SHIFT CONTROL SWITCH TREC FUSE 67 UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) VIO WIRE W/ ACTIVE TWO SPEED TRANSFER CASE CONTROL W/ HEATED STEERING WHEEL WAKE UP SIG WHT WIRE WHT/LT GRN WIRE YEL WIRE YEL/BLK WIRE

20 SERIES 10 SERIES 6.0L (VIN G) ACCESSORY WAKEUP SERIAL DATA AUTOMATIC TRANSMISSION BODY CONTROL MODULE (BCM) (LEFT SIDE OF DASH) CONTROL SOLENOID VALVE ASSEMBLY DATA LINK RESISTOR 1 (REAR CHASSIS CROSSMEMBER) DATA LINK RESISTOR 27 18 ACCESSORY WAKEUP SERIAL DATA DK BLU WIRE DK GRN WIRE ELECTRONIC BRAKE CONTROL MODULE (EBCM) (LEFT REAR FRAME RAIL) ELECTRONIC SUSPENSION CONTROL (ESC) MODULE (LEFT REAR OF FRAME CHASSIS) ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE COMPT) EXCEPT 6.0L (VIN G) HI SPD GMLAN SER DATA BUS (+) HI SPD GMLAN SER DATA BUS (-) HIGH SPEED GMLAN SERIAL DATA BUS + HIGH SPEED GMLAN SERIAL DATA BUS - SERIAL DATA COMM- UNICATION ENABLE LEFT I/P JUNCTION BLOCK (LEFT END LEFT I/P JUNCTION BLOCK (LEFT END OF DASH) LIN BUS LOW REFERENCE LOW SPEED GMLAN SERIAL DATA LT BLU WIRE OF DASH) SERIAL DATA COMM- UNICATION ENABLE SERIAL DATA COMMUNICATION ENABLE SERIAL DATA WAKE UP SIGNAL TAN WIRE TAN/BLK WIRE TRAILER BRAKE CONTROL MODULE TRANSFER CASE SHIFT CONTROL MODULE TRANSFER CASE SHIFT CONTROL MODULE (LEFT END OF DASH) VEHICLE COMMUNICATION INTERFACE MODULE (VCIM) (CENTER OF DASH) W/ ONSTAR W/ SIGNAL SPEED ACTIVE TRANSFER CASE, TWO SPEED ACTIVE TRANSFER CASE PUSH BUTTON W/O ONSTAR YEL WIRE YEL/BLK WIRE

20 SERIES 10 SERIES 6.0L (VIN G) ACCESSORY WAKEUP SERIAL DATA AUTOMATIC TRANSMISSION BODY CONTROL MODULE (BCM) (LEFT SIDE OF DASH) CONTROL SOLENOID VALVE ASSEMBLY DATA LINK RESISTOR 1 (REAR CHASSIS CROSSMEMBER) DATA LINK RESISTOR 27 18 ACCESSORY WAKEUP SERIAL DATA DK BLU WIRE DK GRN WIRE ELECTRONIC BRAKE CONTROL MODULE (EBCM) (LEFT REAR FRAME RAIL) ELECTRONIC SUSPENSION CONTROL (ESC) MODULE (LEFT REAR OF FRAME CHASSIS) ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE COMPT) EXCEPT 6.0L (VIN G) HI SPD GMLAN SER DATA BUS (+) HI SPD GMLAN SER DATA BUS (-) HIGH SPEED GMLAN SERIAL DATA BUS + HIGH SPEED GMLAN SERIAL DATA BUS - SERIAL DATA COMM- UNICATION ENABLE LEFT I/P JUNCTION BLOCK (LEFT END LEFT I/P JUNCTION BLOCK (LEFT END OF DASH) LIN BUS LOW REFERENCE LOW SPEED GMLAN SERIAL DATA LT BLU WIRE OF DASH) SERIAL DATA COMM- UNICATION ENABLE SERIAL DATA COMMUNICATION ENABLE SERIAL DATA WAKE UP SIGNAL TAN WIRE TAN/BLK WIRE TRAILER BRAKE CONTROL MODULE TRANSFER CASE SHIFT CONTROL MODULE TRANSFER CASE SHIFT CONTROL MODULE (LEFT END OF DASH) VEHICLE COMMUNICATION INTERFACE MODULE (VCIM) (CENTER OF DASH) W/ ONSTAR W/ SIGNAL SPEED ACTIVE TRANSFER CASE, TWO SPEED ACTIVE TRANSFER CASE PUSH BUTTON W/O ONSTAR YEL WIRE YEL/BLK 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

14 13 12 11 10 9 8 7 6 5 4 3 2 1 PTLAN+ PTLAN+ PTLAN- PTLAN- 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 LOW REF 3 2 1 5 APM WAKE UP SIG PTLAN+ PTLAN- PTLAN+ 5 4 2 3 PTLAN- PTLAN+ PTLAN+ PTLAN- ACCESSORY DC POWER CONTROL MODULE AUXILIARY FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) BECM FUSE 10 BLK WIRE DATA LINK RESISTOR 2 (UNDER FRONT PASSENGER'S SEAT) DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE ELECTRONIC BRAKE CONTROL MODULE (EBCM) (LEFT REAR FRAME RAIL) FRONT MODE SIG HIGH SPEED GMLAN SERIAL DATA BUS + HOT AT ALL TIMES HOT W/ RUN/CRNK RELAY ENERGIZED IGN VOL SERIAL DATA LOW SPEED GMLAN SERIAL DATA BUS LT BLU WIRE MISC-IGN FUSE 43 PNK IGN VOLT WIRE PNK WIRE POWER DISTRIBUTION SYSTEM PTLAN- RED/WHT WIRE SERIAL DATA COM- MUNICATION ENABLE SERIAL DATA GATEWAY (SDG) MODULE (LEFT SIDE OF DASH) SERIAL DATA WAKE UP SIG GND 19 18 17 16 TAN WIRE TAN/BLK WIRE TOP OF ENGINE) TRANSFER CASE SHIFT CONTROL MODULE (LEFT END OF DASH) UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) WAKE UP SIG WAKE UP SIG APM WAKE UP SIG YAW RATE, LATERAL ACCELERATION SENSOR (UNDER FRONT PASSENGER'S SEAT) YEL WIRE YEL/BLK WIRE

2 HI 3 18 25 10 B+ LED DIM DIM CNTRL GMLAN 3 8 DIM CNTRL PRK LP SW SIG 4 HI 4 LO 6 12 13 14 1563 1566 1565 1561 2 HI 4 HI 4 LO AWD ANTI-LOCK BRAKES SYSTEM (CADILLAC) AUTO- MATIC AWD IND PNK WIRE BLK WIRE BREAKOUT) BRN WIRE BRN/WHT WIRE CADILLAC GMC/CHERVOLET COMPUTER DATA LINES SYSTEM DIM CNTRL DIM FUSE BCM FUSE IS LAMPS FUSE DIM SIG DISABLE SIG DK GRN WIRE GARAGE DOOR OPENER (GDO) GMC/CHEVROLET HEAD HEADLAMP, PANEL DIMMER SWITCH HEATED, COOLED CUP HOLDER HOT AT ALL TIMES HVAC CONTROL MODULE I/P FUSE BLOCK (LEFT END OF DASH) SWC BKLT FUSE I/P MULTI-FUNCTION SWITCH TRACTION CONTROL SWITCH INSTRUMENT PANEL CLUSTER (IPC) LED LEFT I/P JUNCTION BLOCK (LEFT END OF DASH) LEFT REAR WINDOW SWITCH LEFT STEERING WHEEL CONTROL SWITCH LOGIC LOGIC (RIGHT FRONT RADIO OF HVAC CASE) LOGIC LOGIC LOW REF TRAILER BRAKE TRAILER BRAKE CONTROL MODULE CONTROL SWITCH (IF EQUIPPED) LT BLU WIRE LT GRN/BLK WIRE MANUAL A/C DRIVER INFORMATION CENTER (DIC) SWITCH NCA WIRE OFF AUTO PARK ORG/WHT WIRE PILLAR) PNK WIRE PPL/WHT WIRE RED/WHT WIRE RIGHT I/P JUNCTION BLOCK (RIGHT END OF DASH) (RIGHT FRONT OF HVAC CASE) RIGHT REAR WINDOW SWITCH RIGHT STEERING WHEEL CONTROL SWITCH ROOF BEACON SWITCH SUNROOF SWITCH TAN WIRE TAN/BLK WIRE TRANSFER CASE SHIFT CONTROL MODULE (LEFT END OF DASH) TRANSFER CASE SHIFT CONTROL SWITCH W/ ACCESSORY STEERING WHEEL CONTROL W/ CADILLAC ESCLADE PLATINUM APPEARANCE PACKAGE W/ ROOF MOUNTED LAMP PROVISIONS W/ SLIDING ROOF W/O LUXURY EDITION W/O ROOF MOUNTED LAMP PROVISIONS YEL WIRE