GMC Sierra III (2013-2015) brn/wht Wiring diagrams

7 1 2 IGN DATA (-) DATA (+) AUTOMATIC TRANSMISSION ASSEMBLY AUTOMATIC TRANSMISSION FLUID TEMPERATURE (TFT) SENSOR SIGNAL BATT GND BLK WIRE BLK/WHT WIRE BRN/WHT WIRE COMPT, NEAR FAN SHROUD) COMPUTER 5985 2500 2501 2139 2501 2500 DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM CONTROL SOLENOID VALVE ASSEMBLY DK BLU WIRE DRIVER INFORMATION CENTER (DIC) DISPLAY LOGIC INSTRUMENT CLUSTER ENGINE CONTROL MODULE (ECM) (LEFT FRONT OF ENGINE GRY/PPL WIRE HOT AT ALL TIMES HOT W/ IGNITION RELAY ENERGIZED IGN IPC FUSE BLOCK FUSE (LOWER LEFT SIDE OF DASH) LOW REFERENCE PARK/NEUTRAL SIG GMLAN DATA BUS (-) GMLAN DATA BUS (+) PC SOLENOID 1 CONTROL PC SOLENOID 2 CONTROL PC SOLENOID 3 CONTROL PC SOLENOID 4 CONTROL PC SOLENOID 5 CONTROL POWER DISTRIBUTION SYSTEM PRESSURE CONTROL (PC) SOLENOID VALVE 1 PRESSURE CONTROL (PC) SOLENOID VALVE 2 PRESSURE CONTROL (PC) SOLENOID VALVE 3 PRESSURE CONTROL (PC) SOLENOID VALVE 4 PRESSURE CONTROL (PC) SOLENOID VALVE 5 RED/GRY WIRE RED/LT GRN WIRE REPLICATED TOS SIGNAL SHIFT SOLENOID (SS) 1 CONTROL SHIFT SOLENOID (SS) 2 CONTROL SHIFT SOLENOID (SS) VALVE 1 SHIFT SOLENOID (SS) VALVE 2 TCM/ECM FUSE TO TRANSMISSION INTERNAL MODE SWITCH (IMS) (DIAGRAM 2 OF 2) TORQUE CONVERTER CLUTCH (TCC) PRESSURE CONTROL (PC) SOLENOID VALVE TORQUE CONVERTER CLUTCH PRESSURE CONTROL SOLENOID CONTROL TOS SIG TOW/ HAUL IND TRANS IGN FUSE 40 TRANSMISSION CONTROL MODULE (TCM) TRANSMISSION FLUID TEMPERATURE (TFT) SENSOR UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) VIO/BLK WIRE VIO/YEL WIRE WHT WIRE WHT/GRN WIRE WHT/GRY WIRE

4 6 BATT POS VOLT GND 6 4 GND BATT POS VOLT BACK IND BCK, CUSH BLK WIRE BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM COOL IND DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DRIVER DOOR LOCK/ WINDOW SWITCH DRIVER MEMORY/ HEATED, COOLED SEAT SWITCH DRV HEAT COOL CTRL DRV HEAT COOL SW SIG DRV HEAT HI TEMP CTRL DRV HEAT LO TEMP CTRL DRV HEAT MID TEMP CTRL DRV SEAT BACK CTRL DRV ST BCK, CSH CTRL GMLAN SERIAL DATA GROUND DISTRIBUTION SYSTEM GRY WIRE HI IND HOT AT ALL TIMES I/P FUSE BLOCK LO IND LOW REFERENCE LT BLU WIRE LT GRN/BLK WIRE MEMORY SW DIM CTRL MID IND ORG/ WIRE PAS HEAT COOL CTRL PAS HEAT COOL SW SIG PAS HEAT HI TEMP CTRL PAS HEAT LO TEMP CTRL PAS HEAT MID TEMP CTRL PAS SEAT BACK CTRL PAS ST BCK, CSH CTRL PASSENGER DOOR LOCK/ WINDOW SWITCH PASSENGER HEATED, COOLED SEAT SWITCH PDM FUSE 9 PNK LOW REFERENCE WIRE PNK WIRE POWER DISTRIBUTION SYSTEM PPL PPL DRV SEAT BACK CTRL PPL PAS HEAT BACK CTRL RED WIRE RED/WHT WIRE RIGHT I/P JUNCTION BLOCK (IN RIGHT END OF DASH) SEAT BACK) SEAT COOL SEAT HEAT TAN WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 PPL DOWN CTRL UP CTRL 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 PPL ELEMENT CTRL 1 2 3 4 5 6 GND ADJUSTABLE PEDALS CIRCUIT BLK WIRE BREAKOUT) BRN/WHT WIRE DK BLU WIRE DK GRN WIRE DRIVER SEAT 2 CIRCUIT DRIVER SEAT ADJUSTER ASSEMBLY (ON DRIVER'S SEAT TRACK) DRIVER SEAT LUMBAR HORIZONTAL MOTOR (IN DRIVER'S SEAT BACK) DRIVER SEAT LUMBAR HORIZONTAL MOTOR POSITION SENSOR (IN DRIVER'S SEAT TRACK) DRIVER SEAT LUMBAR VERTICAL MOTOR (IN DRIVER'S SEAT BACK) DRIVER SEAT LUMBAR VERTICAL MOTOR POSITION SENSOR (IN DRIVER'S SEAT TRACK) DRIVER SEAT RECLINE MOTOR (LOWER RIGHT SIDE OF DRIVER SEAT BACK) DRIVER SEAT RECLINE POSITION SENSOR (IN DRIVER'S SEAT BACK) DSM FUSE 25 ELEMENT CTRL FWD CTRL RWD CTRL ELEMENT CTRL FWD CTRL RWD CTRL PNK PNK WIRE FWD CTRL RWD CTRL ELEMENT CTRL UP CTRL DOWN CTRL SPLY VOLT UP CTRL DOWN CTRL GND B+ B+ GRY WIRE HOT AT ALL TIMES I/P FUSE BLOCK (LEFT SIDE OF DASH, LEFT I/P JUNCTION BLOCK (LOWER LEFT SIDE OF DASH) LT BLU WIRE LT GRN WIRE MEMORY SEAT MODULE (UNDER FRONT OF DRIVER'S SEAT) ORG/BLK WIRE PNK SENS SIG WIRE PNK WIRE POWER DISTRIBUTION SYSTEM PPL PPL FWD CTRL RWD CTRL PPL/WHT WIRE RED/WHT WIRE SEATS SYSTEM SENS SIG SENS SIG SENS SIG SENS SIG SENS SIG SENS SIG SPLY VOLT TAN WIRE TAN/BLK WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

12 2 PNK WIRE 2 3 6.6L EXCEPT 6.6L 3 2 6 11 LED SIG LED SIG VOLT SIG AUTOMATIC AUTOMATIC PNK DAY/NIGHT MIRROR WIRE AUX HVAC IGN FUSE 45 FUSE 48 BACKUP BLK WIRE BODY CONTROL MODULE (BCM) (LOWER LEFT SIDE OF DASH) BRN/WHT WIRE DAY/NIGHT DK BLU WIRE DK GRN/WHT WIRE DRIVER DOOR LOCK/ WINDOW SWITCH DRIVER OUTSIDE REARVIEW MIRROR (W/ POWER FOLDING MIRROR) GREEN LIGHT GRY WIRE GRY/BLK WIRE GRY/DK BLU WIRE GRY/ORG WIRE HOT AT ALL TIMES I/P FUSE BLOCK (LEFT SIDE OF DASH, IGN 1 INSIDE REARVIEW MIRROR (ISRVM) LED SIG LEFT I/P JUNCTION BLOCK (LOWER LEFT SIDE OF DASH) LIGHT LOGIC LOW REF LT GRN/BLK WIRE MIRR SIG MIRROR MIRROR DISPLAY ONSTAR BUTTON ASSEMBLY ONSTAR SW EMERGENCY SW PNK 4 9 WIRE PNK WIRE POWER NAVIGATION DISTRIBUTION SYSTEM SYSTEM RED WIRE RLY RUN/CRANK RLY RUN/CRNK RELAY SELECTOR SWITCH TELE- PHONE UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) VEHICLE COMMUNICATION INTERFACE MODULE (VCIM) (BEHIND CENTER OF DASH) VIDEO SIG W/ COMFORT, DECOR LEVEL 3 CONVIENCE PACKAGE YEL WIRE YEL/BLK WIRE

2 HI 4 HI 4 LO 6 12 13 14 1563 1566 1565 1561 2 HI 4 HI 4 LO AWD AUTO (IF EQUIPPED) PNK WIRE BLK WIRE BRN/WHT WIRE CREW CAB DRIVER DOOR LOCK SWITCH DRIVER WINDOW SWITCH GARAGE DOOR OPENER (GDO) (IF EQUIPPED) SLIDING REAR WINDOW SWITCH (IF EQUIPPED) LEFT REAR WINDOW SWITCH LOGIC LT GRN/BLK WIRE OUTSIDE REARVIEW MIRROR SWITCH PASSENGER DOOR LOCK SWITCH PASSENGER WINDOW SWITCH PNK WIRE PPL/WHT WIRE RIGHT REAR WINDOW SWITCH SUNROOF SWITCH (IF EQUIPPED) TAN/BLK WIRE TRANSFER CASE SHIFT CONTROL MODULE (LOWER LEFT SIDE OF DASH) TRANSFER CASE SHIFT CONTROL SWITCH (ON TOP LEFT OF TRANSFER CASE) W/ ELECTRIC DOOR LOCK CONTROL W/ POWER WINDOWS

1 2 DR LCK CTRL DR LCK CTRL 2 11 18 RR DR AJAR SW SIG MOTOR STATUS SIG RR 15 19 UNLOCK SIG LOCK SIG 24 21 UNLOCK CTRL LOCK CTRL 24 25 GMLAN SERIAL DATA (-) GMLAN SERIAL DATA (+) 25 15 LF DR AJAR SW SIG SECURITY LCK SW SIG 25 27 16 SUPPLY VOLTAGE TRANSMIT SIGNAL ACTUATOR RETURN 4 21 6 ACTUATOR UNLCK CTRL LOCK MOTOR STATUS KEY SW UNLCK SIG ACTUATOR RECEIVE SIG BATT POS VOLT BCM 3 FUSE BLK WIRE BLU/VIO WIRE BLU/WHT WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) BRN/GRN WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE CHILD SECURITY LCK RLY CTRL COMPUTER DATA LINES SYSTEM DK BLU WIRE DK BLU/WHT WIRE DRIVER DOOR LATCH ASSEMBLY (IN REAR OF DRIVER FRONT DOOR) GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/WHT WIRE HEADLIGHTS SYSTEM HOOD AJAR SW SIG HORNS SYSTEM HOT AT ALL TIMES INSTRUMENT PANEL LEFT FUSE BLOCK (LOWER LEFT SIDE OF DASH) LF DR AJAR LIN BUS 3 LOCK OUT IND DRIVER WINDOW SWITCH LOCK OUT SWITCH LOGIC LR DR AJAR SW SIG LT HEADLP LOW 1 2 BEAM SPLY VOLT RT HEADLP LOW BEAM SPLY VOLT HORN RELAY CTRL MOTOR STATUS SIG LR MTR STATUS PASSENGER DOOR LOCK SWITCH RED/GRY WIRE RF DR AJAR SW SIG SW SIG UNLOCK SIG VIO/YEL WIRE W/ POWER OPERATED WINDOW W/O POWER OPERATED WINDOW WHT WIRE WHT/VIO WIRE YEL WIRE YEL/BRN WIRE YEL/LT GRN WIRE YEL/VIO WIRE

AJAR SW SIG BLK WIRE BLU/WHT WIRE BRN/GRN WIRE BRN/WHT WIRE BRN/YEL WIRE CHILD SECURITY LOCK DISABLE RELAY COMPUTER DATA LINES SYSTEM DK BLU/WHT WIRE DOOR DEAD LOCK RELAY DRIVER DOOR LOCK SWITCH GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/WHT WIRE INSTRUMENT PANEL JUNCTION BLOCK LIN BUS 3 LIN BUS 4 LOGIC LT GRN/GRY WIRE PASSENGER DOOR LATCH ASSEMBLY (IN REAR OF PASSENGER FRONT DOOR) PASSENGER WINDOW SWITCH RF DR RIGHT REAR DOOR LATCH ASSEMBLY (CREW CAB: REAR OF RIGHT REAR DOOR) RIGHT REAR WINDOW SWITCH RR DR - VIO/YEL WIRE WHT/BLU WIRE YEL WIRE YEL/LT GRN WIRE

4 2 1 ACTR SPLY VOLT ACTR TRANSMIT SIG ACTR RTN ACTR RECEIVE SIG AJAR SW SIG ANTENNA BLK WIRE BRN/GRN WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DISPLAY DK BLU/WHT WIRE DOOR AJAR IND EXCEPT REGULAR CAB GRY WIRE GRY/WHT WIRE INSTRUMENT CLUSTER LEFT REAR DOOR LATCH ASSEMBLY (CREW CAB: REAR OF LEFT REAR DOOR) LEFT REAR WINDOW SWITCH LIN BUS 4 LO SPD GMLAN SERIAL DATA LOGIC LOGIC REMOTE CONTROL DOOR LOCK RECEIVER LR DR LT GRN WIRE LT GRN/GRY WIRE SECURITY IND W/ POWER OPERATED WINDOW W/O POWER OPERATED WINDOW WHT/BLU WIRE YEL/LT GRN WIRE

ACC VOLT BLK WIRE BODY CONTROL MODULE (BCM) (LOWER LEFT SIDE OF DASH) VOLT BRN WIRE BRN/WHT WIRE CLOSE CREW CAB DK GRN WIRE EXPRESS CLOSE (CREW CAB) EXPRESS OPEN GASOLINE DIESEL GROUND HOT AT ALL TIMES ILLUMINATION LAMP LEFT I/P JUNCTION BLOCK (LOWER LEFT SIDE OF DASH) ORG/ WIRE ORG/BLK WIRE PNK VNT CLOSE SIG WIRE PNK WIRE POWER DISTRIBUTION SYSTEM RED/WHT WIRE RIGHT I/P JUNCTION BLOCK (IN RIGHT END OF DASH) ROOF CLOSE SIG ROOF OPEN SIG S/ROOF FUSE 34 FUSE 31 SUNROOF MODULE SUNROOF MOTOR SUNROOF SWITCH SW XPRS SIG UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPARTMENT) VENT VNT OPEN SIG YEL WIRE

ACCES- SORY VOLTAGE BLK WIRE BODY CONTROL MODULE (BCM) (LOWER LEFT SIDE OF DASH) BRN/WHT WIRE CLOSE HOT AT ALL TIMES ILLUMI- NATION LEFT I/P JUNCTION BLOCK (LOWER LEFT SIDE OF DASH) POWER DISTRIBUTION SYSTEM PPL PWR REAR WNDW CIRCUIT BREAKER RED WIRE RED/WHT WIRE SLIDING REAR WINDOW CLOSE RELAY SLIDING REAR WINDOW MOTOR (RIGHT REAR OF PASSENGER COMPT) SLIDING REAR WINDOW OPEN RELAY SLIDING REAR WINDOW SWITCH TAN WIRE WHT WIRE YEL WIRE