GMC Yukon III (2006-2014) serial data Wiring diagrams

3 9 LIN BUS LO SPD GMLAN SERIAL DATA 9 3 LO SPD GMLAN SERIAL DATA LIN BUS ASSIST STEP CONTROL MODULE (UNDER LEFT CENTER OF VEHICLE) AUDIO AMPLIFIER (IF EQUIPPED) (UNDER CENTER CONSOLE) BLK WIRE BLK/WHT WIRE DATA LINK CONNECTOR (DLC) (LEFT SIDE OF DASH) DIGITAL RADIO RECEIVER DIGITAL RADIO RECEIVER (IF EQUIPPED) DK GRN WIRE DRIVER MEMORY SEAT MODULE (MSM) (UNDER DRIVER'S SEAT) GMLAN LOW SPEED HEATED SEAT CONTROL MODULE (IF EQUIPPED) HOT AT ALL TIMES UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) HVAC CONTROL MODULE I/P FUSE BLOCK (LEFT END OF DASH) INFLATABLE RESTRAINT PASSENGER PRESENCE SYSTEM (PPS) MODULE INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE (SDM) (UNDER DRIVER'S SEAT) INSIDE REARVIEW MIRROR (ISRVM) (W/ INTELLIGENT HIGH BEAM CONTROL) INSTRUMENT PANEL CLUSTER (IPC) LEFT I/P JUNCTION BLOCK (LEFT END OF DASH) LEFT SIDE OBJECT SENSOR (IF EQUIPPED) LIN BUS LOGIC DRIVER DOOR LOCK/ WINDOW SWITCH LOGIC DRIVER WINDOW MOTOR (DRIVER'S DOOR) LOGIC PASSENGER DOOR LOCK/ WINDOW SWITCH LOGIC PASSENGER WINDOW MOTOR (FRONT PASSENGER'S DOOR) LOW SPEED GMLAN LOW SPEED GMLAN SERIAL DATA LOW SPEED GMLAN SERIAL DATA 3 4 LTR FUSE 53 POWER DISTRIBUTION SYSTEM POWER LIFTGATE MODULE (IF EQUIPPED) (LEFT REAR OF CARGO AREA) RADIO REAR HEATED SEAT MODULE (UNDER LEFT REAR SEAT) REAR OBJECT SENSOR CONTROL MODULE (W/ REAR PARKING ASSIST) REAR SEAT AUDIO (RSA) CONTROL RED/WHT WIRE RIGHT I/P JUNCTION BLOCK (RIGHT END OF DASH) 5060 5060 RIGHT SIDE OBJECT SENSOR SERIAL DATA SPLICE PACK SPLICE PACK CADILLAC (LEFT END GMC/ OF DASH) CHEVROLET TAN WIRE TAN/BLK WIRE THEFT DETERRENT MODULE (TDM) (ON IGNITION SWITCH) VEHICLE COMMUNICATION INTERFACE MODULE (VCIM) (CENTER OF DASH) VEHICLE COMMUNICATION INTERFACE MODULE (VCIM) (IF EQUIPPED) (CENTER OF DASH) W/ LUXURY EDITION W/ NON-BUCKET INDIVIDUAL FRONT SEAT W/ RETRACTABLE POWER RUNNING BOARD W/O LUXURY ADITION W/O LUXURY EDITION W/O NON-BUCKET INDIVIDUAL FRONT SEAT W/O RETRACTABLE POWER RUNNING BOARD

BLK WIRE BLK/WHT WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM COURTESY LAMP COURTESY LOW LAMP REF SERIAL GND DATA DRIVER DOOR LOCK/ WINDOW SWITCH DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE DRIVER OUTSIDE REARVIEW MIRROR COMPUTER DATA LINES SYSTEM EXCEPT HYBRID EXTERIOR ILLUMINATION LAMP HYBRID DRIVER OUTSIDE REARVIEW MIRROR EXTERIOR ILLUMINATION LAMP PASSENGER OUTSIDE REARVIEW MIRROR FROM LEFT TAIL/STOP LAMP (DIAGRAM FROM LT PRK FUSE 26 (DIAGRAM 1 OF 2) GRN WIRE GRY WIRE HOT AT ALL TIMES I/P FUSE BLOCK (LEFT END OF DASH) INSTRUMENT PANEL CLUSTER IPC FUSE 46 LEFT I/P JUNCTION BLOCK (LEFT END OF DASH) LEFT REAR TURN SIGNAL LAMP LEFT RIGHT TURN TURN SIGNAL SIGNAL REPEATER REPEATER LAMP LAMP LEFT TURN IND LOGIC LOWER RIGHT TAIL/STOP, TURN SIGNAL LAMP LT BLU WIRE LT BLU/WHT WIRE MIRROR ORG/ WIRE PASSENGER DOOR LOCK/ WINDOW SWITCH LOW REF PASSENGER OUTSIDE REARVIEW RED/WHT WIRE RIGHT BACKUP LAMP RIGHT END OF DASH) RIGHT FRONT SIDE MARKER LAMP RIGHT I/P JUNCTION BLOCK RIGHT PARK/ TURN SIGNAL LAMP RIGHT REAR SIDE MARKER LAMP RIGHT REAR TURN SIGNAL LAMP RIGHT TAIL TURN LAMP RIGHT TAIL/ TURN SIGNAL LAMP RIGHT TURN IND RT PRK FUSE 27 SERIAL DATA TRAILER PROVISION (BLUNT CUT) UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) UNDERHOOD RIGHT FUSE BLOCK TAIL/STOP (LEFT SIDE LAMP OF ENGINE COMPT) UPPER RIGHT TAIL/STOP, TURN SIGNAL LAMP W/ ENLARGED TURN SIGNAL LAMP W/ ENLARGED TURN SIGNAL LAMP W/ HEATED FOLDING MIRROR W/ ONE PIECE LIFTGATE W/O ONE PIECE LIFTGATE W/O HEATED FOLDING MIRROR WHT WIRE YEL WIRE YEL/BLK WIRE

1 2 3 4 5 6 7 8 B+ GND BACK TEMP SENS SIG CUSHION TEMP SENS SIG BLK WIRE COMPUTER DATA LINES SYSTEM CUSHION TEMP SENS SIG BACK TEMP SENS SIG DK BLU WIRE DK GRN WIRE DRIVER BACK HEATED SEAT ELEMENT (DRIVER'S DRIVER CUSHION HEATED SEAT ELEMENT (DRIVER'S DSM FUSE GRY WIRE HEATED SEAT CONTROL MODULE HOT AT ALL TIMES HOT AT ALL TIMES I/P FUSE BLOCK (LEFT END DDM FUSE OF DASH) LT BLU WIRE LT GRN WIRE NCA WIRE PASSENGER BACK HEATED SEAT ELEMENT (FRONT PASSENGER'S PASSENGER CUSHION HEATED SEAT ELEMENT (FRONT PASSENGER'S PNK LOW REF LOW REF LOW REF LOW REF WIRE PNK WIRE POWER DISTRIBUTION SYSTEM PPL RED/WHT WIRE SEAT BACK) SEAT CUSHION) SEAT ELEMENT BREAKOUT) SERIAL DATA TAN WIRE YEL WIRE YEL/BLK WIRE

4 6 B+ GND BACK IND BACK IND CTRL BACK SW CTRL BACK SWITCH BACK, CUSHION IND CTRL BLK WIRE BLK/DK GRN WIRE BLK/WHT WIRE BLOCK (RIGHT END OF DASH) BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM CUSHION/BACK IND CUSHION/BACK IND PPL CUSHION/BACK SWITCH DIMMING CTRL DK BLU WIRE DK GRN WIRE DRIVER DOOR LOCK/WINDOW SWITCH DRIVER HEATED SEAT SWITCH GRY WIRE HI TEMP IND CTRL HIGH IND HOT AT ALL TIMES I/P FUSE BLOCK (LEFT END PDM FUSE OF DASH) LOW IND LOW REF LOW TEMP IND CTRL MED IND MED TEMP IND CTRL PASSENGER DOOR LOCK/WINDOW SWITCH PASSENGER HEATED SEAT SWITCH POWER DISTRIBUTION SYSTEM PPL PPL BACK IND CTRL RED/WHT WIRE RIGHT I/P JUNCTION SERIAL DATA WHT/BLK WIRE

2 3 PNK WIRE 27 28 51 72 CAN BUS - CAN BUS + 34 41 50 24 40 60 LOW REF 70 16 31 33 24 SENS SIG SENS SIG LOW REF 44 9 34 48 9 5 13 GMLAN LOW REF SW SIG BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (LEFT SIDE OF DASH) BRAKE FLUID LEVEL SWITCH (BRAKE FLUID RESERVOIR) BRN WIRE COMPUTER DATA LINES SYSTEM DK GRN WIRE DK GRN/WHT WIRE DRIVER DOOR LATCH ASSEMBLY (DRIVER'S DOOR) DRIVER DOOR LOCK/ WINDOW SWITCH DRIVER INFORMATION CENTER (DIC) SWITCH ENGINE OIL PRESSURE (EOP) SENSOR (TOP REAR OF ENGINE) EXCEPT 6.0L (VIN J) EXCEPT 6.0L 6.0L GROUND DISTRIBUTION SYSTEM GRY WIRE GRY/BLK WIRE LEFT I/P JUNCTION BLOCK (LEFT END OF DASH) LEFT REAR DOOR LATCH ASSEMBLY LIFTGATE AJAR LIFTGATE WINDOW AJAR SWITCH LIFTGLASS LATCH ASSEMBLY (BOTTOM CENTER OF LIFT GLASS) LIN BUS LR DR AJAR LT BLU WIRE LT BLU/BLK WIRE LT GRN/BLK WIRE PARK BRAKE SWITCH (PARK BRAKE ASSEMBLY) PASSENGER DOOR LATCH ASSEMBLY (FRONT PASSENGER'S DOOR) PASSENGER DOOR LOCK/ WINDOW SWITCH PERSONALIZATION SWITCH PNK WIRE PNK/BLK WIRE PPL RIGHT REAR DOOR LATCH ASSEMBLY (RIGHT REAR DOOR) RLY CTRL RR DR AJAR SENS SIG SERIAL DATA SET/RESET SWITCH SW SIG TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TRIP/FUEL SWITCH VEHICLE INFORMATION SWITCH W/O POWER REAR LIFTGATE DOOR WIPER/ WASHER SYSTEM YEL WIRE

1 2 4 10 5 7 RETRACT CTRL EXTEND CTRL SENS SIG LOW REF SENS SIG 2 6 1 3 7 POSITION CTRL MTR COMM POSITION CTRL LOW REF SPLY VOLT 4 6 B+ GND BLK WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DK GRN WIRE GRY/BLK WIRE HOT AT ALL TIMES I/P FUSE BLOCK (LEFT END OF DASH) LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE ORG/ WIRE ORG/BLK WIRE PASSENGER DOOR LOCK/ WINDOW SWITCH PASSENGER OUTSIDE REARVIEW MIRROR PDM FUSE 9 POWER DISTRIBUTION SYSTEM PPL RED/WHT WIRE RIGHT I/P JUNCTION BLOCK (RIGHT END OF DASH) SERIAL DATA WHT WIRE YEL WIRE

1 2 3 4 5 6 7 8 B+ GND BLK WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE EXCEPT HYBRID GND ELEMENT CTRL GND ELEMENT CTRL PNK WIRE HOT AT ALL TIMES I/P FUSE BLOCK REAR SEAT FUSE (LEFT END OF DASH) LEFT REAR CUSHION HEATED SEAT ELEMENT (LEFT REAR SEAT CUSHION) LOGIC LOW REF LR HTD IND LR HTD SW LT BLU WIRE NCA WIRE ORG/ WIRE PNK WIRE REAR HEATED SEAT CONTROL MODULE (UNDER LEFT REAR SEAT) REAR SEAT AUDIO (RSA) CONTROL RED/WHT WIRE RIGHT REAR CUSHION HEATED SEAT ELEMENT (RIGHT REAR SEAT CUSHION) RR HTD IND RR HTD SW SENS SIG SERIAL DATA WHT/BLK WIRE

14 15 RR AJAR SW LR AJAR SW 2 3 5 8 9 10 B+ B+ GND BUS (+) BUS (-) GMLAN 2 8 12 17 B+ PRK LP SIG HDLP ON SIG HDLP OFF SIG 4 9 B+ GND 41 43 44 45 DRV SEAT SIG LOW REF LOW REF PASS SEAT SIG 450 (OR 451) 5 13 9 LOW REF LF AJAR SIG GMLAN 9 5 13 COMPUTER DATA LINES SYSTEM GMLAN LOW REF RF AJAR SIG BCM FUSE BLK WIRE BLK/WHT WIRE BLU WIRE BODY CONTROL MODULE (BCM) (LEFT SIDE OF DASH) BRAKE FLUID LEVEL SWITCH (BRAKE FLUID RESERVOIR) BRAKE IND CHEVROLET/GMC CADILLAC COMPUTER DATA LINES SYSTEM DIM FUSE DK BLU WIRE DK GRN WIRE DLIS FUSE 35 DOOR DRIVER DOOR LATCH ASSEMBLY (DRIVER'S DOOR) DRIVER DOOR LOCK/WINDOW SWITCH DRIVER INFORMATION CENTER DISPLAY (DIC) DRIVER SEAT BELT BUCKLE (DRIVER'S SEAT BELT BUCKLE) DRIVER SEAT BELT SWITCH GRY/BLK WIRE HEAD HEADLAMP, PANEL DIMMER SWITCH HOT AT ALL TIMES HYBRID EXCEPT HYBRID I/P FUSE BLOCK IGN IGNITION SWITCH INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE (SDM) (UNDER CENTER CONSOLE) INSTRUMENT PANEL CLUSTER (IPC) IS LAMPS FUSE KEY-IN SWITCH LEFT I/P JUNCTION BLOCK (LEFT END OF DASH) LEFT REAR DOOR LATCH ASSEMBLY (LEFT REAR DOOR) LOGIC LOW TIRE PRESSURE IND LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE NCA WIRE OFF ORG/ WIRE PARK AUTO OFF PARK BRAKE SWITCH (PARK BRAKE ASSEMBLY) PASSENGER DOOR LATCH ASSEMBLY (FRONT PASSENGER'S PASSENGER DOOR LOCK/WINDOW SWITCH PNK WIRE PNK/BLK WIRE PPL PRK BRK SW RADIO RED/WHT WIRE RIGHT REAR DOOR LATCH ASSEMBLY (RIGHT REAR DOOR) RUN WIRE SEAT BELT IND SERIAL DATA STOP LAMPS FUSE SUPPLEMENTAL RESTRAINTS SYSTEM SUPPLEMENTAL RESTRAINTS SYSTEM PNK WIRE TAN WIRE TAN/BLK WIRE TAN/WHT WIRE UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPARTMENT) W/O NON- BUCKET INDIVIDUAL SEAT W/ NON-BUCKET INDIVIDUAL SEAT W/O NON-BUCKET FRONT INDIVIDUAL SEAT W/ NON-BUCKET FRONT INDIVIDUAL SEAT WHT WIRE 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

18 19 PNK PNK WIRE 18 19 PNK WIRE BLK WIRE BLK/WHT WIRE BODY MOUNT) BRAKE FLUID LEVEL SWITCH (BRAKE FLUID RESERVOIR) BRN/WHT WIRE CAMSHAFT POSITION (CMP) ACTUATOR SOLENOID VALVE COMPUTER DATA LINES SYSTEM DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE ENGINE OIL PRESSURE IND FRONT FUEL PUMP, SENDER ASSEMBLY (6.0L) (PRIMARY FUEL PUMP ASSEMBLY) FUEL INJECTORS (TOP LEFT OF ENGINE) FUEL INJECTORS (TOP RIGHT OF ENGINE) GMC/CHEVROLET GND IGN B+ IGN MALFUNCTION INDICATOR LAMP GRY WIRE HOT W/ RUN/ CRANK RELAY ENERGIZED INSTRUMENT PANEL CLUSTER (IPC) LOGIC LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE MISC-IGN FUSE 43 ORG/BLK WIRE PNK PNK PNK PNK WIRE PNK PNK PNK WIRE PNK PNK WIRE PNK WIRE PNK/BLK WIRE PNK/WHT WIRE POWER DISTRIBUTION SYSTEM PPL RED/WHT WIRE SERIAL DATA TAN WIRE TAN/BLK WIRE TAN/WHT WIRE UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) YEL/BLK WIRE