GMC Yukon III (2006-2014) underhood fuse block (left side of engine compt) Wiring diagrams

49 55 35 RLY CTRL SENS SIG LOW REF 410 2761 AUXILIARY FUSE BLOCK (LEFT SIDE OF ENGINE BLK WIRE COMPT) DK BLU WIRE DK GRN WIRE ENG FUSE 4 ENGINE CONTROL MODULE (ECM) (LEFT FRONT OF ENGINE COMPT) ENGINE COOLANT TEMPERATURE (ECT) SENSOR (FRONT OF LEFT CYLINDER HEAD) FAN 1 FUSE FAN CNTRL RELAY FAN HI RELAY FAN LO RELAY FAN MID 1 RELAY FAN MID 2 RELAY FAN-2 FUSE GRY WIRE HOT AT ALL TIMES HOT W/ PWR/TRN RELAY ENERGIZED LEFT COOLING FAN (BEHIND RADIATOR) LEFT ENGINE COOLING FAN RESISTOR (LEFT SIDE OF RADIATOR) LT BLU WIRE PNK WIRE PPL PPL 41 54 RLY CTRL RLY CTRL RIGHT COOLING FAN (BEHIND RADIATOR) RIGHT ENGINE COOLING FAN RESISTOR (RIGHT SIDE OF RADIATOR) TAN WIRE UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) YEL WIRE

ABS-1 FUSE 61 BLK ORG/ WIRE BLK WIRE BLK/WHT WIRE BLU/WHT WIRE BODY MOUNT) BRAKE APPLIED SIG SERIAL DATA GND IGN VOLT LOW REF STEERING ANG SENS SIG BRAKE MASTER CYLINDER PISTON POSITION SENSOR (ON BRAKE MASTER CYLINDER) BRAKE PRESSURE MODULATOR VALVE (BPMV) BRN WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ECM-IGN FUSE 56 ELECTRONIC BRAKE CONTROL MODULE (EBCM) (LEFT REAR FRAME RAIL) GROUND DISTRIBUTION SYSTEM GRY WIRE GRY/BLK WIRE GRY/WHT WIRE HEAVY DUTY ABS FUSE 59 HOT AT ALL TIMES HOT W/ RUN/ CRNK RELAY ENERGIZED IGN VOLT LF WHEEL SENS SIG ACCELERATION SENS GND LT BLU WIRE LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN WIRE ORG/ WIRE ORG/BLK WIRE PNK WIRE RADIO RED WIRE RED/BLK WIRE STEERING ANG SENS B PTLAN - PTLAN - HI GMLAN - HI GMLAN - B+ STEERING ANGLE SENSOR (BASE OF STEERING COLUMN) TAN WIRE TAN/BLK WIRE TAN/WHT WIRE UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) VEHICLE SPEED SIG PTLAN + PTLAN + SENS SIG HI GMLAN + HI GMLAN + GND VSS W/ LUXURY EDITION W/O LUXURY EDITION YAW RATE, LATERAL ACCELERATION SENSOR (UNDER FRONT PASSENGER'S SEAT) YEL WIRE YEL/BLK WIRE

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)

ABS-1 FUSE 61 ABS-2 FUSE 9 BLK WIRE BLK/WHT WIRE BRAKE PRESSURE MODULATOR VALVE (BPMV) BRK SENS VEH SPD SIG LOW REF GND GMLAN - GMLAN - BRN WIRE CAN H GND COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ELECTRONIC BRAKE CONTROL MODULE (EBCM) (LEFT REAR FRAME RAIL) GROUND DISTRIBUTION SYSTEM GRY WIRE GRY/BLK WIRE GRY/WHT WIRE HOT AT ALL TIMES LEFT FRONT WHEEL SPEED SENSOR (WSS) (LEFT FRONT WHEEL HUB ASSEMBLY) LEFT REAR WHEEL SPEED SENSOR (WSS) (LEFT REAR WHEEL HUB ASSEMBLY) LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE MOUNT) NCA WIRE ORG/ WIRE ORG/BLK WIRE RADIO RED WIRE RED/BLK WIRE RF WHL SENS RF WHL SENS RR WHL SENS LR WHL SENS LF WHL SENS RIGHT REAR WHEEL SPEED SENSOR (WSS) (RIGHT REAR WHEEL HUB ASSEMBLY) STEERING ANGLE SENS STEERING ANGLE SENS A TAN WIRE TAN/BLK WIRE TAN/WHT WIRE UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) VSS W/ LUXURY EDITION W/O LUXURY EDITION YAW RATE, LATERAL ACCELERATION SENSOR (UNDER FRONT PASSENGER'S SEAT) YEL WIRE YEL/BLK WIRE

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

ABS-1 FUSE 61 BLK WIRE BLK/WHT WIRE BRAKE PRESSURE MODULATOR BRN WIRE COMM DATA COMPUTER DATA LINES SYSTEM DIMMING CTRL CAN BUS HI DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ELECTRONIC BRAKE CONTROL MODULE (EBCM) (LEFT REAR FRAME RAIL) GND GMLAN+ GMLAN+ LF WHEEL SENS CTRL LF WHEEL SENS SIG GROUND DISTRIBUTION SYSTEM GRY WIRE GRY/BLK WIRE GRY/WHT WIRE HEAVY DUTY ABS FUSE 59 HOT AT ALL TIMES LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE ORG/BLK WIRE RADIO RED WIRE RED/BLK WIRE SERIAL DATA B+ GMLAN- GMLAN- LOW REF RF WHEEL SENS CTRL STEERING ANG SENS B CAN BUS LOW STEERING ANGLE SENSOR (BASE OF STEERING COLUMN) TAN WIRE TAN/BLK WIRE TAN/WHT WIRE UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) VALVE (BPMV) VSS W/ LUXURY EDITION W/O LUXURY EDITION YAW RATE, LATERAL ACCELERATION SENSOR (UNDER FRONT PASSENGER'S SEAT) 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

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

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 FAN-2 FUSE 60 GRY WIRE GRY/WHT WIRE HOT AT ALL TIMES LEFT AIR TEMPERATURE ACTUATOR (UNDER LEFT SIDE OF HVAC MODULE) LEFT ENGINE 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 PWR/ TRN RELAY RECIRCULATION ACTUATOR (UPPER RIGHT OF HVAC MODULE) RIGHT AIR TEMPERATURE ACTUATOR (TOP OF HVAC MODULE) RIGHT ENGINE COOLING FAN (BEHIND RADIATOR) TAN WIRE UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) WHT/BLK WIRE YEL WIRE