Chevrolet Tahoe III (2006-2014) serial data comm- unication enable Wiring diagrams

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