GMC Yukon III (2006-2014) lt blu Wiring diagrams

21 22 SENS SIG LOW REF A/C CMPRSR FUSE 17 A/C CMPRSR RELAY AUX HVAC-IGN FUSE 48 BLK WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE ENGINE COOLANT TEMPERATURE (ECT) SENSOR (FRONT OF LEFT CYLINDER HEAD) GRY WIRE GRY/BLK WIRE GRY/WHT WIRE HOT AT ALL TIMES HOT W/ PWR/TRN RELAY ENERGIZED HVAC BATT FUSE 39 HVAC BLWR FUSE 70 HVAC-IGN FUSE 55 LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE ORG/BLK WIRE PNK WIRE PPL PPL/WHT WIRE RED WIRE RED/BLK WIRE RED/WHT WIRE RIGHT I/P JUNCTION BLOCK (RIGHT END OF DASH) RUN/ CRANK RELAY TAN WIRE TAN/BLK WIRE UNDER- HOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) W/ HEATED STEERING WHEEL WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

BLK WIRE BRN WIRE DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE FAN CNTRL RELAY FAN HI RELAY FAN LO RELAY FAN-1 FUSE 57 PWR/ TRN RELAY FAN-2 FUSE 60 GRY WIRE GRY/BLK WIRE GRY/WHT WIRE HOT AT ALL TIMES LEFT AIR TEMPERATURE ACTUATOR (UNDER LEFT SIDE OF HVAC MODULE) LEFT COOLING FAN (BEHIND RADIATOR) LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE MODE ACTUATOR (LEFT SIDE OF HVAC MODULE) ORG/BLK WIRE PNK WIRE PPL RECIRCULATION ACTUATOR (UPPER RIGHT OF HVAC MODULE) RIGHT AIR TEMPERATURE ACTUATOR (TOP OF HVAC MODULE) RIGHT COOLING FAN (BEHIND RADIATOR) TAN WIRE UNDER- HOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) WHT/BLK WIRE YEL 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

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

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 6.0L 6.0L 6.0L AIR CONDITIONING SYSTEM AUX HVAC-IGN FUSE 48 BANK 1 SENS 2 BANK 2 SENS 2 BLK/WHT WIRE BRN WIRE BRN/WHT WIRE CLUTCH RLY CTRL DK GRN WIRE DK GRN/WHT WIRE ECM BATT FUSE 12 ECM-IGN FUSE 56 ECM/THROT CONT FUSE 5 ENABLE RLY CTRL ENG FUSE 4 ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE COMPT) EVAPORATIVE EMISSION (EVAP) CANISTER VENT SOLENOID VALVE (ON EVAP CANISTER) EXCEPT 6.0L FAN RLY CTRL FSCM FUSE 21 GROUND GRY/WHT WIRE HEATED OXYGEN SENSOR HOT AT ALL TIMES HOT W/ RUN/ CRANK RELAY ENERGIZED IGN INJ-A FUSE 24 INJ-B FUSE 13 IPC FUSE 46 LOW REF LT BLU WIRE LT GRN/BLK WIRE LVL SENS SIG MAF SENS SIG MIL CTRL NCA WIRE ORG/WHT WIRE PNK PNK PNK WIRE PNK PNK WIRE PNK WIRE PNK/BLK WIRE PNK/WHT WIRE POWER DISTRIBUTION SYSTEM PPL PPL/WHT WIRE PUMP RLY CTRL PWR/ TRN RELAY RED/WHT WIRE RLY COIL CTRL SENSOR 2 (UNDER LEFT SIDE OF ENGINE COMPT, IN EXHAUST) SENSOR 2 (UNDER RIGHT SIDE OF ENGINE COMPT, IN EXHAUST) SIG RETURN SNSR FUSE 18 SNSR FUSE 8 SPEED SIG STARTING/ CHARGING SYSTEM TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TCM- BATT FUSE 14 TOS SIG TRANSMISSIONS, CRUISE CONTROL SYSTEMS VENT SOL CTRL W/ HYDRAULIC POWER BRAKE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK 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

18 19 PNK WIRE BANK 1 SENS 1 BANK 2 SENS 1 BLK WIRE BRN WIRE CAMSHAFT POSITION (CMP) SENSOR (LOWER FRONT OF ENGINE) CRANKSHAFT POSITION (CKP) SENSOR (RIGHT REAR OF ENGINE) DK BLU WIRE DK BLU/WHT WIRE DK GRN/WHT WIRE DUTY CYCLE SIG ECT SENS SIG ENGINE COOLANT TEMPERATURE (ECT) SENSOR (FRONT OF LEFT CYLINDER HEAD) ENGINE OIL PRESSURE (EOP) SENSOR (TOP REAR OF ENGINE) GRY WIRE GRY/BLK WIRE GRY/WHT WIRE HEATED OXYGEN SENSOR INJ 1 CTRL INJ 2 CTRL INJ 3 CTRL INJ 4 CTRL INJ 5 CTRL INJ 6 CTRL INJ 7 CTRL INJ 8 CTRL KNOCK SENSOR (KS) 1 (LEFT SIDE OF ENGINE) KNOCK SENSOR (KS) 2 (RIGHT SIDE OF ENGINE) LOW REF LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE MANIFOLD ABSOLUTE PRESSURE (MAP) SENSOR (TOP REAR OF ENGINE) NCA WIRE ORG/ WIRE ORG/BLK WIRE PNK GRY/WHT WIRE PNK PNK WIRE PNK WIRE PNK/BLK WIRE PNK/WHT WIRE PPL PPL/WHT WIRE PURGE SOL CTRL SENS 1 SIG SENS 2 SIG SENSOR 1 (UNDER LEFT SIDE OF ENGINE COMPT, IN EXHAUST) SENSOR 1 (UNDER RIGHT SIDE OF ENGINE COMPT, IN EXHAUST) SOL CTRL SOL CTRL 1 SOL CTRL 2 SOL CTRL 3 SOL CTRL 4 STARTING/ CHARGING SYSTEM TAC MTR CTRL 1 TAC MTR CTRL 2 TAN PPL/WHT WIRE TAN WIRE TAN/WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

BLK WIRE BRN WIRE COMPT) DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE FUEL PUMP FUSE 20 FUEL PUMP RELAY GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES IGNITION COILS (LEFT SIDE OF ENGINE) LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE NCA WIRE ORG/ WIRE ORG/BLK WIRE PNK PNK WIRE PNK WIRE PNK/WHT WIRE PPL PPL 18 19 PPL/WHT WIRE SPARK PLUG TAN GRY WIRE TAN WIRE TAN/WHT WIRE UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE WHT/BLK WIRE YEL WIRE

BLK WIRE BODY MOUNT) BRN WIRE BRN/WHT WIRE CYLINDER SHUTOFF SOLENOID 1 CYLINDER SHUTOFF SOLENOID 2 CYLINDER SHUTOFF SOLENOID 3 CYLINDER SHUTOFF SOLENOID 4 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 GRY WIRE GRY/BLK WIRE IGNITION COILS (RIGHT SIDE OF ENGINE) LOW REF LOW REF LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE NCA WIRE ORG/ WIRE ORG/BLK WIRE ORG/WHT WIRE PNK WIRE PNK/WHT WIRE PPL PPL 18 19 PPL POS SENS 2 SIG CMP SENS SIG POS SENS 1 SIG LOW REF PPL/WHT WIRE PRESS SENS SIG SPARK PLUG STARTING/CHARGING SYSTEM TAN WIRE TAN/WHT WIRE WHT/BLK WIRE