Mid-line radio circuit, without rear seat audio for GMC Cab & Chassis Sierra 3500 (2004-2007)

2061 2062 1792 2 1 8 VOICE LOW REF VOICE SIGNAL DRAIN WIRE 599 1547 1546 512 LR AUD SIG + LR AUD SIG - RF SPK OUT - RF SPK OUT + ANTENNA BARE BARE DRAIN WIRE BCM CLASS 2 SERIAL DATA BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BELOW STEERING COLUMN) BRN WIRE BRN/WHT WIRE COAX COMPUTER DATA LINES SYSTEM PNK WIRE DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ENGINE CONTROLS SYSTEM VSS SIGNAL GRY/BLK WIRE HOT AT ALL TIMES I/P RELAY BLOCK (NEAR LEFT KICK PANEL) INFLATABLE RESTRAINT STEERING WHEEL MODULE COIL LEFT STEERING WHEEL AUDIO CONTROL SWITCH 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 REMOTE RADIO CONTROL SIGNAL REMOTE RADIO CONTROL SUPPLY VOLTAGE RIGHT STEERING WHEEL AUDIO CONTROL SWITCH SEEK DN SEEK UP SERIAL DATA SOURCE DN SOURCE UP STEERING WHEEL) TAN WIRE UNDERHOOD FUSE BLOCK (AT LEFT SIDE OF ENGINE COMPARTMENT) VEHICLE COMMUNICATION INTERFACE MODULE VOICE VOL DN VOL UP

2061 2062 1732 2 1 8 VOICE LOW REF VOICE SIGNAL DRAIN WIRE 511 1947 1946 546 1851 LF SPK OUT+ LF SPK OUT- RR AUD SIG+ RR AUD SIG- GROUND 599 1547 1546 512 LR SPK OUT + LR SPK OUT - RF SPK OUT - RF SPK OUT + 6 7 8 9 10 11 12 13 14 15 16 PPL ANTENNA BARE BARE DRAIN WIRE BCM CLASS 2 SERIAL DATA BLK WIRE BLK/WHT WIRE BLUNT CUT) BODY CONTROL MODULE (BELOW STEERING COLUMN) BRN WIRE BRN/WHT WIRE COAX COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE GRN WIRE GRY/BLK WIRE I/P RELAY BLOCK (NEAR LEFT KICK PANEL) INFLATABLE RESTRAINT STEERING WHEEL MODULE COIL INSTRUMENT CLUSTER SYSTEM VSS SIGNAL LT GRN WIRE ORG/ WIRE ORG/BLK WIRE PNK RADIO ON SIG WIRE PNK WIRE PNK/BLK WIRE PPL ENABLE SIG PROG VOICE RADIO RADIO MUTE REMOTE RADIO CONTROL SIGNAL REMOTE RADIO CONTROL SUPPLY VOLTAGE SEEK UP SEEK DN SERIAL DATA SOURCE DN SOURCE UP TAN WIRE UPPER LEFT STEERING WHEEL CONTROL SWITCH ASSEMBLY UPPER RIGHT STEERING WHEEL CONTROL SWITCH ASSEMBLY VEHICLE COMMUNICATION INTERFACE MODULE (BEHIND PASSENGER AIR BAG MODULE) VOL UP VOL DN WHT WIRE

5 6 7 8 9 10 11 12 13 14 15 PPL AUDIO AMPLIFIER BARE 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 FRONT DOOR SPEAKER LEFT FRONT TWEETER SPEAKER LEFT I/P FUSE BLOCK (ON LOWER LEFT SIDE OF DASH) LEFT REAR SPEAKER (CREW CAB) LEFT REAR DOOR SPEAKER (EXCEPT CREW CAB) 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 RADIO AMP FUSE RADIO FUSE RIGHT FRONT DOOR SPEAKER RIGHT FRONT TWEETER SPEAKER RIGHT I/P FUSE BLOCK (ON LOWER RIGHT SIDE OF DASH) RIGHT REAR SPEAKER (CREW CAB) RIGHT REAR DOOR SPEAKER (EXCEPT CREW CAB) RIGHT SUBWOOFER SUBWOOFER SPEAKER TAN WIRE UNDERHOOD FUSE BLOCK (AT LEFT SIDE OF ENGINE COMPARTMENT) YEL WIRE

6 7 8 9 10 11 12 13 14 15 16 PPL AUDIO AMPLIFIER BARE BARE DRAIN WIRE R SPK OUT- L SPK OUT- B+ BLK WIRE BLK/WHT WIRE BLUNT CUT) 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 FUSE BLOCK (ON LOWER LEFT SIDE OF DASH) I/P JUNCTION BLOCK (RIGHT SIDE OF DASH, BEHIND ACCESS PANEL) I/P RELAY BLOCK (NEAR LEFT KICK PANEL) LEFT FRONT TWEETER SPEAKER LEFT FRONT DOOR SPEAKER LEFT REAR DOOR SPEAKER LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE ORG/ WIRE ORG/BLK WIRE PNK BARE WIRE PNK WIRE RADIO AMP FUSE RADIO FUSE RIGHT FRONT DOOR SPEAKER RIGHT FRONT TWEETER SPEAKER RIGHT REAR DOOR SPEAKER 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 COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM SERIAL DATA DATA LINES DIGITAL RADIO ANTENNA COAX 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 (NEAR LEFT KICK PANEL) INFO FUSE LF AUD + LT GRN WIRE LT GRN/BLK WIRE NCA WIRE ORG/ WIRE REAR SEAT ENTERTAINMENT ASSEMBLY (IF EQUIPPED) SPLICE PACK UNDERHOOD FUSE BLOCK (AT LEFT SIDE OF ENGINE COMPARTMENT) WHT WIRE

BARE BARE BARE BLK WIRE BLK/WHT WIRE BRN/WHT WIRE DIGITAL RADIO RECEIVER BARE DK GRN/WHT WIRE HOT AT ALL TIMES I/P RELAY BLOCK (NEAR LEFT KICK PANEL) INFO FUSE ORG/ WIRE SPLICE PACK UNDERHOOD FUSE BLOCK (AT LEFT SIDE OF ENGINE COMPARTMENT) W/ DIGITAL RADIO RECEIVER BARE W/ REAR SEAT ENTERTAINMENT ASSEMBLY, W/O DIGITAL RADIO RECEIVER W/O REAR SEAT ENTERTAINMENT ASSEMBLY WHT WIRE

12 11 10 9 8 7 6 5 4 3 2 1 COM AUD SIG BARE BLK/WHT WIRE BRN/WHT WIRE CELLULAR NAVIGATION (GPS), DIGITAL RADIO ANTENNA COAX ANTENNA COMPUTER DATA LINES SYSTEM DATA LINES DIGITAL RADIO RECEIVER (IF EQUIPPED) (BEHIND RIGHT SIDE OF INSTRUMENT PANEL) DK GRN WIRE DK GRN/WHT WIRE GROUND AUD OUT - DRAIN WIRE GROUND LT AUD SIG RT AUD SIG LF AUD + RT AUD + LT GRN WIRE LT GRN/BLK WIRE ORG/ WIRE REAR SEAT ENTERTAINMENT ASSEMBLY (IF EQUIPPED) SERIAL DATA W/ DIGITAL RADIO RECEIVER W/ REAR ENTERTAINMENT ASSEMBLY W/O DIGITAL RADIO RECEIVER W/O REAR ENTERTAINMENT ASSEMBLY WHT WIRE