Chevrolet Tahoe III (2006-2014) w/ onstar w/o onstar Wiring diagrams

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 L AUD + R AUD + DRAIN WIRE 1 2 3 4 5 6 7 8 9 L AUD - L AUD + R AUD + R AUD - GMLAN 1 2 3 B+ LF AUD + RF AUD + 4 5 PNK VOICE SIG LOW REF WIRE 6 7 8 9 10 11 12 13 14 REM SIG LED CNTRL GND LF AUD - RF AUD - DRAIN WIRE 7066 6817 2550 1947 1546 2011 INTERIOR LIGHTS SYSTEM AMP FUSE 41 ANTENNA AUD SIG BLK WIRE BRN WIRE BRN/WHT WIRE CELLULAR TELEPHONE MICROPHONE CELLULAR, NAVIGATION ANTENNA (IF EQUIPPED) (LEFT FRONT OF ROOF) CELLULAR, NAVIGATION, DIGITAL RADIO ANTENNA (LEFT FRONT OF ROOF) COAX COAX ANT SIG COAX COAX COAX NAV SIG COAX W/ RADIO ANTENNA COAX W/O RADIO ANTENNA COMPUTER DATA LINES COMPUTER DATA LINES SYSTEM CTRL DIGITAL RADIO RECEIVER (IF EQUIPPED) DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE DRAIN WIRE GMLAN GND (PINS: 10-15 NOT USED) GREEN LED GRN WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES I/P FUSE BLOCK REAR (LEFT END SEAT OF DASH) ENT FUSE INFO FUSE KEYPAD SIG L AUD - R AUD - DRAIN WIRE LEFT I/P JUNCTION BLOCK (LEFT END OF DASH) LOW REF LR AUD + RR AUD + VOICE SIG LR AUD - RR AUD - LOW REF VID MDE 2 LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/WHT WIRE NCA WIRE ORG/BLK WIRE PNK WIRE PNK/BLK WIRE RADIO RADIO ANTENNA MODULE RADIO REAR WINDOW ANTENNA RDO FUSE 42 RED LED WIRE RED/WHT WIRE RIGHT I/P JUNCTION BLOCK (RIGHT END OF DASH) SYSTEM TAN WIRE TAN/BLK WIRE TAN/WHT WIRE UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) VEHICLE COMMUNICATION INTERFACE MODULE (VCIM) (CENTER OF DASH) VOICE SIG W/ ONE PIECE LIFTGATE W/ ONSTAR W/O ONSTAR WHT WIRE YEL WIRE YEL/BLK WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 L AUD + R AUD + DRAIN WIRE 1 2 3 4 5 6 7 8 9 L AUD - L AUD + R AUD + R AUD - GMLAN 1 2 3 B+ LF AUD + RF AUD + 4 5 PNK VOICE SIG LOW REF WIRE 6 7 8 9 10 11 12 13 14 REM SIG LED CNTRL GND LF AUD - RF AUD - DRAIN WIRE 7066 6817 2550 1947 1546 2011 INTERIOR LIGHTS SYSTEM AMP FUSE 41 ANTENNA AUD SIG BLK WIRE BRN WIRE BRN/WHT WIRE CELLULAR TELEPHONE MICROPHONE CELLULAR, NAVIGATION ANTENNA (IF EQUIPPED) (LEFT FRONT OF ROOF) CELLULAR, NAVIGATION, DIGITAL RADIO ANTENNA (LEFT FRONT OF ROOF) COAX COAX ANT SIG COAX COAX COAX NAV SIG COAX W/ RADIO ANTENNA COAX W/O RADIO ANTENNA COMPUTER DATA LINES COMPUTER DATA LINES SYSTEM CTRL DIGITAL RADIO RECEIVER (IF EQUIPPED) DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE DRAIN WIRE GMLAN GND (PINS: 10-15 NOT USED) GREEN LED GRN WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES I/P FUSE BLOCK REAR (LEFT END SEAT OF DASH) ENT FUSE HOT AT ALL TIMES UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) INFO FUSE KEYPAD SIG LEFT I/P JUNCTION BLOCK (LEFT END OF DASH) LOW REF LR AUD + RR AUD + VOICE SIG AMP CTRL L AUD - R AUD - DRAIN WIRE LR AUD - RR AUD - LOW REF LT BLU/BLK WIRE LT GRN/BLK WIRE LT GRN/WHT WIRE NCA WIRE ORG/ WIRE ORG/BLK WIRE PNK WIRE PNK/BLK WIRE RADIO RADIO ANTENNA MODULE RADIO REAR WINDOW ANTENNA RDO FUSE 42 RED LED WIRE RED/WHT WIRE RIGHT I/P JUNCTION BLOCK (RIGHT END OF DASH) SYSTEM TAN WIRE TAN/BLK WIRE TAN/WHT WIRE VEHICLE COMMUNICATION INTERFACE MODULE (VCIM) (CENTER OF DASH) VOICE SIG W/ ONE PIECE LIFTGATE W/ ONSTAR W/O ONSTAR WHT WIRE YEL WIRE YEL/BLK WIRE

1546 1947 1946 1999 FL AUD - LF AUD - 2099 7396 DRAIN WIRE 6978 2550 512 511 546 599 7066 340 LR AUD - GND RF AUD + LF AUD + AMP FUSE 41 ANTENNA AUD SIG BLK WIRE BLUETOOTH WIRELESS COMUNICATION INTERFACE ANTENNA BRN WIRE BRN/WHT WIRE CELLULAR TELEPHONE MICROPHONE CELLULAR, NAVIGATION ANTENNA (IF EQUIPPED) (LEFT FRONT OF ROOF) COAX COAX COAX COMPUTER DATA GMLAN LINES SYSTEM DRAIN WIRE COMPUTER DATA LINES COMPUTER DATA LINES SYSTEM CTRL DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE DRAIN WIRE GMLAN GREEN LED GRN WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES I/P FUSE BLOCK (LEFT END OF DASH) INFO FUSE HOT AT ALL TIMES UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) KEYPAD SIG LEFT I/P JUNCTION BLOCK (LEFT END OF DASH) LOW REF LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/WHT WIRE NCA WIRE ORG/ WIRE ORG/BLK WIRE PNK WIRE PNK/BLK WIRE RADIO RADIO ANTENNA MODULE RADIO REAR WINDOW ANTENNA RDO FUSE 42 REAR SEAT ENT FUSE RED LED WIRE RED/WHT WIRE RIGHT I/P JUNCTION BLOCK (RIGHT END OF DASH) RR AUD + LR AUD + E SIG B+ RR AUD - LR AUD - SYSTEM TAN WIRE TAN/BLK WIRE VEHICLE COMMUNICATION INTERFACE MODULE (VCIM) (CENTER OF DASH) VID MDE 2 VOICE SIG W/ ONSTAR W/O ONSTAR W/ RADIO ANTENNA W/O RADIO COAX ANTENNA COAX ANT SIG COAX W/ RADIO ANTENNA COAX NAV SIG WHT WIRE YEL/BLK WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 L AUD + R AUD + DRAIN WIRE 1 2 3 4 5 6 7 8 9 L AUD - L AUD + R AUD + R AUD - GMLAN 1 2 3 B+ LF AUD + RF AUD + 4 5 PNK VOICE SIG LOW REF WIRE 6 7 8 9 10 11 12 13 14 REM SIG LED CNTRL GND LF AUD - RF AUD - DRAIN WIRE 7066 6817 2550 1947 1546 2011 INTERIOR LIGHTS SYSTEM AMP FUSE 41 ANTENNA AUD SIG BLK WIRE BRN WIRE BRN/WHT WIRE CELLULAR TELEPHONE MICROPHONE CELLULAR, NAVIGATION ANTENNA (IF EQUIPPED) (LEFT FRONT OF ROOF) CELLULAR, NAVIGATION, DIGITAL RADIO ANTENNA (LEFT FRONT OF ROOF) COAX COAX ANT SIG COAX COAX COAX NAV SIG COAX W/ RADIO ANTENNA COAX W/O RADIO ANTENNA COMPUTER DATA LINES COMPUTER DATA LINES SYSTEM CTRL DIGITAL RADIO RECEIVER (IF EQUIPPED) DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE DRAIN WIRE GMLAN GND (PINS: 10-15 NOT USED) GREEN LED GRN WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES I/P FUSE BLOCK REAR (LEFT END SEAT OF DASH) ENT FUSE INFO FUSE KEYPAD SIG L AUD - R AUD - DRAIN WIRE LEFT I/P JUNCTION BLOCK (LEFT END OF DASH) LOW REF LR AUD + RR AUD + VOICE SIG LR AUD - RR AUD - LOW REF VID MDE 2 LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/WHT WIRE NCA WIRE ORG/BLK WIRE PNK WIRE PNK/BLK WIRE RADIO RADIO ANTENNA MODULE RADIO REAR WINDOW ANTENNA RDO FUSE 42 RED LED WIRE RED/WHT WIRE RIGHT I/P JUNCTION BLOCK (RIGHT END OF DASH) SYSTEM TAN WIRE TAN/BLK WIRE TAN/WHT WIRE UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) VEHICLE COMMUNICATION INTERFACE MODULE (VCIM) (CENTER OF DASH) VOICE SIG W/ ONE PIECE LIFTGATE W/ ONSTAR W/O ONSTAR WHT WIRE YEL WIRE YEL/BLK WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 L AUD + R AUD + DRAIN WIRE 1 2 3 4 5 6 7 8 9 L AUD - L AUD + R AUD + R AUD - GMLAN 1 2 3 B+ LF AUD + RF AUD + 4 5 PNK VOICE SIG LOW REF WIRE 6 7 8 9 10 11 12 13 14 REM SIG LED CNTRL GND LF AUD - RF AUD - DRAIN WIRE 7066 6817 2550 1947 1546 2011 INTERIOR LIGHTS SYSTEM AMP FUSE 41 ANTENNA AUD SIG BLK WIRE BRN WIRE BRN/WHT WIRE CELLULAR TELEPHONE MICROPHONE CELLULAR, NAVIGATION ANTENNA (IF EQUIPPED) (LEFT FRONT OF ROOF) CELLULAR, NAVIGATION, DIGITAL RADIO ANTENNA (LEFT FRONT OF ROOF) COAX COAX ANT SIG COAX COAX COAX NAV SIG COAX W/ RADIO ANTENNA COAX W/O RADIO ANTENNA COMPUTER DATA LINES COMPUTER DATA LINES SYSTEM CTRL DIGITAL RADIO RECEIVER (IF EQUIPPED) DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE DRAIN WIRE GMLAN GND (PINS: 10-15 NOT USED) GREEN LED GRN WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES I/P FUSE BLOCK REAR (LEFT END SEAT OF DASH) ENT FUSE HOT AT ALL TIMES UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) INFO FUSE KEYPAD SIG LEFT I/P JUNCTION BLOCK (LEFT END OF DASH) LOW REF LR AUD + RR AUD + VOICE SIG AMP CTRL L AUD - R AUD - DRAIN WIRE LR AUD - RR AUD - LOW REF LT BLU/BLK WIRE LT GRN/BLK WIRE LT GRN/WHT WIRE NCA WIRE ORG/ WIRE ORG/BLK WIRE PNK WIRE PNK/BLK WIRE RADIO RADIO ANTENNA MODULE RADIO REAR WINDOW ANTENNA RDO FUSE 42 RED LED WIRE RED/WHT WIRE RIGHT I/P JUNCTION BLOCK (RIGHT END OF DASH) SYSTEM TAN WIRE TAN/BLK WIRE TAN/WHT WIRE VEHICLE COMMUNICATION INTERFACE MODULE (VCIM) (CENTER OF DASH) VOICE SIG W/ ONE PIECE LIFTGATE W/ ONSTAR W/O ONSTAR WHT WIRE YEL WIRE YEL/BLK WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 L AUD + R AUD + DRAIN WIRE 1 2 3 4 5 6 7 8 9 L AUD - L AUD + R AUD + R AUD - GMLAN 1 2 3 B+ LF AUD + RF AUD + 4 5 PNK VOICE SIG LOW REF WIRE 6 7 8 9 10 11 12 13 14 REM SIG LED CNTRL GND LF AUD - RF AUD - DRAIN WIRE 7066 6817 2550 1947 1546 2011 INTERIOR LIGHTS SYSTEM AMP FUSE 41 ANTENNA AUD SIG BLK WIRE BRN WIRE BRN/WHT WIRE CELLULAR TELEPHONE MICROPHONE CELLULAR, NAVIGATION ANTENNA (IF EQUIPPED) (LEFT FRONT OF ROOF) CELLULAR, NAVIGATION, DIGITAL RADIO ANTENNA (LEFT FRONT OF ROOF) COAX COAX ANT SIG COAX COAX COAX NAV SIG COAX W/ RADIO ANTENNA COAX W/O RADIO ANTENNA COMPUTER DATA LINES COMPUTER DATA LINES SYSTEM CTRL DIGITAL RADIO RECEIVER (IF EQUIPPED) DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE DRAIN WIRE GMLAN GND (PINS: 10-15 NOT USED) GREEN LED GRN WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES I/P FUSE BLOCK REAR (LEFT END SEAT OF DASH) ENT FUSE INFO FUSE KEYPAD SIG L AUD - R AUD - DRAIN WIRE LEFT I/P JUNCTION BLOCK (LEFT END OF DASH) LOW REF LR AUD + RR AUD + VOICE SIG LR AUD - RR AUD - LOW REF VID MDE 2 LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/WHT WIRE NCA WIRE ORG/BLK WIRE PNK WIRE PNK/BLK WIRE RADIO RADIO ANTENNA MODULE RADIO REAR WINDOW ANTENNA RDO FUSE 42 RED LED WIRE RED/WHT WIRE RIGHT I/P JUNCTION BLOCK (RIGHT END OF DASH) SYSTEM TAN WIRE TAN/BLK WIRE TAN/WHT WIRE UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) VEHICLE COMMUNICATION INTERFACE MODULE (VCIM) (CENTER OF DASH) VOICE SIG W/ ONE PIECE LIFTGATE W/ ONSTAR W/O ONSTAR WHT WIRE YEL WIRE YEL/BLK WIRE

1546 1947 1946 1999 FL AUD - LF AUD - 2099 7396 DRAIN WIRE 6978 2550 512 511 546 599 7066 340 LR AUD - GND RF AUD + LF AUD + AMP FUSE 41 ANTENNA AUD SIG BLK WIRE BLUETOOTH WIRELESS COMUNICATION INTERFACE ANTENNA BRN WIRE BRN/WHT WIRE CELLULAR TELEPHONE MICROPHONE CELLULAR, NAVIGATION ANTENNA (IF EQUIPPED) (LEFT FRONT OF ROOF) COAX COAX COAX COMPUTER DATA GMLAN LINES SYSTEM DRAIN WIRE COMPUTER DATA LINES COMPUTER DATA LINES SYSTEM CTRL DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE DRAIN WIRE GMLAN GREEN LED GRN WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES I/P FUSE BLOCK (LEFT END OF DASH) INFO FUSE HOT AT ALL TIMES UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) KEYPAD SIG LEFT I/P JUNCTION BLOCK (LEFT END OF DASH) LOW REF LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/WHT WIRE NCA WIRE ORG/ WIRE ORG/BLK WIRE PNK WIRE PNK/BLK WIRE RADIO RADIO ANTENNA MODULE RADIO REAR WINDOW ANTENNA RDO FUSE 42 REAR SEAT ENT FUSE RED LED WIRE RED/WHT WIRE RIGHT I/P JUNCTION BLOCK (RIGHT END OF DASH) RR AUD + LR AUD + E SIG B+ RR AUD - LR AUD - SYSTEM TAN WIRE TAN/BLK WIRE VEHICLE COMMUNICATION INTERFACE MODULE (VCIM) (CENTER OF DASH) VID MDE 2 VOICE SIG W/ ONSTAR W/O ONSTAR W/ RADIO ANTENNA W/O RADIO COAX ANTENNA COAX ANT SIG COAX W/ RADIO ANTENNA COAX NAV SIG WHT WIRE YEL/BLK WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 L AUD + R AUD + DRAIN WIRE 1 2 3 4 5 6 7 8 9 L AUD - L AUD + R AUD + R AUD - GMLAN 1 2 3 B+ LF AUD + RF AUD + 4 5 PNK VOICE SIG LOW REF WIRE 6 7 8 9 10 11 12 13 14 REM SIG LED CNTRL GND LF AUD - RF AUD - DRAIN WIRE 7066 6817 2550 1947 1546 2011 INTERIOR LIGHTS SYSTEM AMP FUSE 41 ANTENNA AUD SIG BLK WIRE BRN WIRE BRN/WHT WIRE CELLULAR TELEPHONE MICROPHONE CELLULAR, NAVIGATION ANTENNA (IF EQUIPPED) (LEFT FRONT OF ROOF) CELLULAR, NAVIGATION, DIGITAL RADIO ANTENNA (LEFT FRONT OF ROOF) COAX COAX ANT SIG COAX COAX COAX NAV SIG COAX W/ RADIO ANTENNA COAX W/O RADIO ANTENNA COMPUTER DATA LINES COMPUTER DATA LINES SYSTEM CTRL DIGITAL RADIO RECEIVER (IF EQUIPPED) DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE DRAIN WIRE GMLAN GND (PINS: 10-15 NOT USED) GREEN LED GRN WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES I/P FUSE BLOCK REAR (LEFT END SEAT OF DASH) ENT FUSE INFO FUSE KEYPAD SIG L AUD - R AUD - DRAIN WIRE LEFT I/P JUNCTION BLOCK (LEFT END OF DASH) LOW REF LR AUD + RR AUD + VOICE SIG LR AUD - RR AUD - LOW REF VID MDE 2 LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/WHT WIRE NCA WIRE ORG/BLK WIRE PNK WIRE PNK/BLK WIRE RADIO RADIO ANTENNA MODULE RADIO REAR WINDOW ANTENNA RDO FUSE 42 RED LED WIRE RED/WHT WIRE RIGHT I/P JUNCTION BLOCK (RIGHT END OF DASH) SYSTEM TAN WIRE TAN/BLK WIRE TAN/WHT WIRE UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) VEHICLE COMMUNICATION INTERFACE MODULE (VCIM) (CENTER OF DASH) VOICE SIG W/ ONE PIECE LIFTGATE W/ ONSTAR W/O ONSTAR WHT WIRE YEL WIRE YEL/BLK WIRE