Chevrolet Avalanche I (2001-2006) Mid-line radio circuit, with rear seat audio

2 1 8 VOICE LOW REF VOICE SIGNAL DRAIN WIRE 4 5 BARE ANTENNA BARE BARE 6 7 8 9 10 11 12 13 14 15 16 17 BARE DRAIN WIRE BCM CLASS 2 SERIAL DATA BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM PNK WIRE DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE DRAIN WIRE GROUND GRY/BLK WIRE HOT AT ALL TIMES I/P RELAY BLOCK (BELOW LOWER LEFT SIDE OF DASH) INFLATABLE RESTRAINT STEERING WHEEL MODULE COIL LF SPK OUT+ LF SPK OUT- RR SPK OUT+ RR SPK OUT- GROUND LR AUD SIG+ LR SPK OUT + LR SPK OUT - RF SPK OUT + RF SPK OUT - LT BLU WIRE LT GRN WIRE NCA WIRE ORG/ WIRE ORG/BLK WIRE PNK RADIO ON SIG WIRE PNK WIRE PNK/BLK WIRE PPL PPL ENABLE SIG PROG RADIO RADIO FUSE RADIO MUTE REAR SEAT AUDIO CONTROLLER (ON REAR OF CENTER CONSOLE) REMOTE RADIO CONTROL SIGNAL REMOTE RADIO CONTROL SUPPLY VOLTAGE RIGHT AUD SIG LEFT AUD SIG COMMON AUD SIG VOICE LOW REF CELL VOICE SIG RR AUD SIG+ SEEK DN SEEK UP SERIAL DATA SOURCE DN SOURCE UP STEERING WHEEL AUDIO CONTROLS TAN WIRE UNDERHOOD FUSE BLOCK (AT LEFT SIDE OF ENGINE COMPARTMENT) VEHICLE COMMUNICATION INTERFACE MODULE VOICE VOL DN VOL UP

4 5 BARE AUDIO AMPLIFIER BARE BARE 6 7 8 9 10 11 12 13 14 15 16 17 BARE DRAIN WIRE R SPK OUT- L SPK OUT- B+ BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE GROUND L SPK OUT+ R SPK OUT+ GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES I/P RELAY BLOCK (BELOW LOWER LEFT SIDE OF DASH) LEFT "D" PILLAR (EXCEPT ESCALADE EXT) LEFT FRONT TWEETER SPEAKER LEFT FRONT DOOR SPEAKER LEFT I/P FUSE BLOCK (ON LOWER LEFT SIDE OF DASH) LEFT REAR DOOR SPEAKER LEFT SUBWOOFER LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE ORG/ WIRE ORG/BLK WIRE PNK BARE WIRE PNK WIRE PPL RADIO FUSE RIGHT "D" PILLAR (EXCEPT ESCALADE EXT) RIGHT FRONT DOOR SPEAKER RIGHT FRONT TWEETER SPEAKER RIGHT I/P FUSE BLOCK (ON LOWER RIGHT SIDE OF DASH) RIGHT REAR DOOR SPEAKER RIGHT SUBWOOFER SUBWOOFER SPEAKER TAN WIRE UNDERHOOD FUSE BLOCK (AT LEFT SIDE OF ENGINE COMPARTMENT) YEL WIRE

12 11 10 9 8 7 6 5 4 3 2 1 COM AUD SIG 1851 372 GROUND AUD OUT - DRAIN WIRE 3 4 5 6 7 8 9 10 11 12 13 14 15 16 RT AUD + BARE BLK WIRE BLK/WHT WIRE BRN/WHT WIRE COAX ANTENNA COMPUTER DATA LINES SYSTEM DATA LINES DIGITAL RADIO ANTENNA DIGITAL RADIO RECEIVER (IF EQUIPPED) DK GRN/WHT WIRE GROUND LT AUD SIG RT AUD SIG HOT AT ALL TIMES I/P RELAY BLOCK (BELOW LOWER LEFT SIDE OF DASH) INFO FUSE LF AUD + LT GRN WIRE LT GRN/BLK WIRE ORG/ WIRE REAR SEAT ENTERTAINMENT ASSEMBLY (IF EQUIPPED) SERIAL DATA SPLICE PACK UNDERHOOD FUSE BLOCK (AT LEFT SIDE OF ENGINE COMPARTMENT) WHT WIRE