GMC Sierra III (2013-2015) (below left side of passenger's seat) Wiring diagrams

1 2 3 4 340 201 200 5149 655 5152 514 B+ LF SPK+ RF SPK+ VOICE SIG/ 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 367 368 L AUD+ R AUD+ 116 115 659 LR AUD- RR AUD- LOW REF 199 46 658 LR AUD+ RR AUD+ VOICE SIG 372 388 1573 L AUD- R AUD- DRAIN WIRE ANTENNA AUD SIG BLK WIRE BLUNT CUT) BRN WIRE BRN/WHT WIRE CELLULAR TELEPHONE MICROPHONE (IN OVERHEAD CONSOLE) CELLULAR/ NAVIGATION ANTENNA CELLULAR/ NAVIGATION, DIGITAL RADIO RADIO ANTENNA CELLULAR/NAVIGATION, DIGITAL RADIO ANTENNA (LEFT FRONT OF ROOF) COAX COAX BK COAX COAX COMPUTER DATA LINES SYSTEM DIGITAL AUDIO SYSTEM W/ S-BAND, TRAFFIC DIGITAL AUDIO SYSTEM DIGITAL RADIO RECEIVER (BEHIND RIGHT END OF DASH) DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE DRAIN WIRE EXCEPT 6.6L 6.6L W/O ONSTAR W/ ONSTAR W/O S-BAND, TRAFFIC 2 3 4 5 GMLAN GREEN LED GRY WIRE HOT AT ALL TIMES I/P FUSE BLOCK (LEFT SIDE OF DASH, INFO FUSE 22 KEYPAD SIG LOW REF LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE NCA WIRE PNK WIRE PNK/BLK WIRE RADIO RDO FUSE 42 FUSE 39 RED LED WIRE RED/WHT WIRE SHIELD SUPPLY TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TELE SIG UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) USB CABLE BK USB CABLE USB RECEPTACLE (IF EQUIPPED) VEHICLE COMMUNICATION INTERFACE MODULE (VCIM) (BEHIND CENTER OF DASH) VOICE SIG W/ ONSTAR YEL WIRE YEL/BLK WIRE

BLK WIRE BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE DRAIN WIRE EMERGENCY SWITCH GMLAN GND SIG GREEN LIGHT LIGHT GRY WIRE HOT AT ALL TIMES I/P FUSE BLOCK (LEFT SIDE OF DASH, INFRARED REF INFRARED V L INFRARED LED LED SIG LOGIC INSIDE REARVIEW MIRROR (ISRVM) LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE NCA WIRE ONSTAR BUTTON ASSEMBLY ONSTAR SWITCH ORG/BLK WIRE PNK WIRE PPL/WHT WIRE R INFRARED REAR SEAT AUDIO (RSA) CONTROL RED WIRE RED/WHT WIRE RIGHT I/P JUNCTION BLOCK (IN RIGHT END OF DASH) RSE FUSE 19 TAN WIRE TELEPHONE SWITCH W/ REAR SEAT ENTERTAINMENT PACKAGE W/ S-BAND DIGITAL AUDIO SYSTEM/VEHICLE COMMUNICATION SYSTEM YEL WIRE YEL/BLK WIRE

BLK WIRE BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE DRAIN WIRE GMLAN GND SIG GREEN LIGHT LIGHT GRY WIRE HOT AT ALL TIMES I/P FUSE BLOCK (LEFT SIDE OF DASH, INFRARED REF INFRARED V L INFRARED LED LED SIG LOGIC INSIDE REARVIEW MIRROR (ISRVM) LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE NCA WIRE ONSTAR BUTTON ASSEMBLY ONSTAR EMERGENCY SWITCH SWITCH ORG/BLK WIRE PNK WIRE PPL/WHT WIRE R INFRARED REAR SEAT AUDIO (RSA) CONTROL (IF EQUIPPED) RED WIRE RED/WHT WIRE RIGHT I/P JUNCTION BLOCK (IN RIGHT END OF DASH) RSE FUSE 19 TAN WIRE TELEPHONE SWITCH W/ REAR SEAT ENTERTAINMENT PACKAGE W/ S-BAND DIGITAL AUDIO SYSTEM / VEHICLE COMMUNICATION SYSTEM WHT WIRE YEL WIRE YEL/BLK WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 B+ B+ LOW REF LO SPD DATA BLK WIRE BLK/WHT WIRE BRAKE PEDAL ASSEMBLY) CHIME MODULE (CENTER OF DASH, BEHIND RADIO) COMPUTER DATA LINES COMPUTER DATA LINES SYSTEM CONNECTOR BREAKOUT) (W/ LUXURY EDITION) DK BLU WIRE DK GRN WIRE DLIS FUSE 35 FUSE 32 DRIVER INFORMATION CENTER (DIC) DISPLAY DRIVER SEAT BELT BUCKLE DRIVER SEAT BELT SWITCH EXCEPT 6.6L 6.6L HOT AT ALL TIMES IGNITION SWITCH INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE (SDM) (UNDER DRIVER'S SEAT) INSTRUMENT PANEL CLUSTER (IPC) LOW OIL IND IPC FUSE 46 FUSE 43 KEY-IN IGNITION SWITCH LEFT I/P JUNCTION BLOCK (LOWER LEFT LEFT SEAT BELT SW LO SPD GMLAN SERIAL DATA LOGIC LOW REF LT BLU WIRE NCA WIRE OFF PARK BRAKE SWITCH (ON PARK PNK SUPPLEMENTAL RESTRAINTS SYSTEM WIRE PNK WIRE PNK/BLK WIRE POWER DISTRIBUTION SYSTEM PPL RADIO RDO FUSE 42 FUSE 39 RED/WHT WIRE RUN WIRE SEAT BRAKE BELT IND IND SERIAL DATA SIDE OF DASH) SOUND SYSTEMS SYSTEM TAN WIRE TAN/WHT WIRE TIRE PRESSURE IND UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) W/ RADIO PROVISIONS W/ UYS W/O UYS W/O LUXURY EDITION W/O RADIO PROVISIONS WHT WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 B+ 1 8 B+ LOW REF LO SPD DATA BLK WIRE BLK/WHT WIRE BRAKE FLUID LEVEL SWITCH (ON BRAKE MASTER CYLINDER RESERVOIR) CHIME MODULE (CENTER OF DASH, BEHIND RADIO) COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE DLIS FUSE 35 FUSE 32 DRIVER INFORMATION CENTER (DIC) DISPLAY DRIVER SEAT BELT BUCKLE DRIVER SEAT BELT SWITCH EXCEPT 6.6L 6.6L HOT AT ALL TIMES IGNITION SWITCH INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE (SDM) (UNDER DRIVER'S SEAT) INSTRUMENT PANEL CLUSTER (IPC) LOW OIL IND IPC FUSE 46 FUSE 43 KEY-IN IGNITION SWITCH LEFT I/P JUNCTION BLOCK (LOWER LEFT SIDE OF DASH) LEFT SEAT BELT SW LO SPD GMLAN SERIAL DATA LOGIC LOW REF LT BLU WIRE NCA WIRE OFF PARK BRAKE SWITCH (ON PARK BRAKE PEDAL ASSEMBLY) PNK WIRE PNK/BLK WIRE POWER DISTRIBUTION SYSTEM PPL RADIO RDO FUSE 42 FUSE 39 RED/WHT WIRE RUN WIRE SEAT BRAKE BELT IND IND SERIAL DATA SOUND SYSTEMS SUPPLEMENTAL RESTRAINTS SYSTEM TAN WIRE TAN/WHT WIRE TIRE PRESSURE IND UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) W/ RADIO PROVISIONS W/ UYS W/O UYS W/O LUXURY EDITION W/O RADIO PROVISIONS WHT WIRE