GMC Sierra 2500 (2000-2004) lt blu Wiring diagrams

1 2 8 VOICE SIGNAL VOICE LOW REF 10 11 12 13 14 15 16 AUD OUT - DRAIN WIRE ANTENNA BARE BARE DRAIN WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE COAX COAX ANTENNA COMPUTER DATA LINES SYSTEM DIGITAL RADIO ANTENNA DIGITAL RADIO RECEIVER (IF EQUIPPED) DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE GROUND GRY WIRE HOT AT ALL TIMES I/P RELAY BLOCK (NEAR LEFT KICK PANEL) LEFT FRONT DOOR SPEAKER LEFT FRONT TWEETER SPEAKER LEFT I/P FUSE BLOCK (ON LOWER LEFT SIDE OF DASH) LEFT REAR DOOR SPEAKER (EXCEPT STANDARD CAB) LEFT REAR SPEAKER (STANDARD CAB) LF AUD + RT AUD + LF SPK OUT+ LF SPK OUT- RR SPK OUT+ RR SPK OUT- GROUND LR SPK OUT + LR SPK OUT - RF SPK OUT + RF SPK OUT - LT BLU WIRE LT GRN WIRE ORG/ WIRE ORG/BLK WIRE PNK/BLK WIRE RADIO RADIO FUSE RIGHT AUD SIG LEFT AUD SIG COMMON AUD SIG VOICE LOW REF CELL VOICE SIG RIGHT FRONT DOOR SPEAKER RIGHT FRONT TWEETER SPEAKER RIGHT I/P FUSE BLOCK (ON LOWER RIGHT SIDE OF DASH) RIGHT REAR DOOR SPEAKER (EXCEPT STANDARD CAB) RIGHT REAR SPEAKER (STANDARD CAB) SERIAL DATA TAN WIRE UNDERHOOD FUSE BLOCK (AT LEFT SIDE OF ENGINE COMPARTMENT) VEHICLE COMMUNICATION INTERFACE MODULE (BEHIND PASSENGER AIR BAG MODULE) YEL 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

2061 2062 1792 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 + 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 COMPUTER DATA LINES SYSTEM PNK WIRE DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE DRAIN WIRE ENGINE CONTROLS SYSTEM VSS SIGNAL GROUND 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 LR AUD SIG+ 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 STEERING WHEEL AUDIO CONTROL SWITCH RR AUD SIG+ 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 UP VOL DN

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 FRONT LEFT FRONT TWEETER DOOR SPEAKER SPEAKER LEFT I/P FUSE BLOCK (ON LOWER LEFT SIDE OF DASH) LEFT REAR DOOR SPEAKER (CREW CAB) LEFT REAR 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 PPL RADIO FUSE RIGHT FRONT DOOR SPEAKER RIGHT FRONT TWEETER SPEAKER RIGHT I/P FUSE BLOCK (ON LOWER RIGHT SIDE OF DASH) RIGHT REAR DOOR SPEAKER (CREW CAB) RIGHT REAR SPEAKER (EXCEPT CREW CAB) RIGHT SUBWOOFER SUBWOOFER SPEAKER TAN WIRE UNDERHOOD FUSE BLOCK (AT LEFT SIDE OF ENGINE COMPARTMENT) YEL WIRE

2061 2062 1792 2 1 8 VOICE LOW REF VOICE SIGNAL DRAIN WIRE 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 COMPUTER DATA LINES SYSTEM PNK WIRE DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE GROUND HOT AT ALL TIMES I/P RELAY BLOCK (NEAR LEFT KICK PANEL) INFLATABLE RESTRAINT STEERING WHEEL MODULE COIL LEFT STEERING WHEEL AUDIO CONTROL SWITCH LF AUD SIG+ LF AUD SIG- RR AUD SIG+ RR AUD SIG- GROUND LR AUD SIG + LR AUD SIG - RF AUD SIG + RF AUD SIG - LR AUD SIG+ LT BLU WIRE LT GRN WIRE NCA WIRE ORG/ WIRE ORG/BLK WIRE PNK WIRE PNK/BLK WIRE PROG RADIO RADIO FUSE REAR SEAT AUDIO CONTROLLER (ON REAR OF CENTER CONSOLE) REMOTE RADIO CONTROL SIGNAL REMOTE RADIO CONTROL SUPPLY VOLTAGE RIGHT STEERING WHEEL AUDIO CONTROL SWITCH RR AUD SIG+ SEEK DN SEEK UP SERIAL DATA SOURCE DN SOURCE UP STEERING WHEEL) SYSTEM DATA LINES TAN WIRE UNDERHOOD FUSE BLOCK (AT LEFT SIDE OF ENGINE COMPARTMENT) VEHICLE COMMUNICATION INTERFACE MODULE (BEHIND RIGHT SIDE OF DASH) VOICE VOL UP VOL DN

AUDIO AMPLIFIER BARE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE CD PLAYER REMOTE PLAYBACK DEVICE COMPUTER DATA LINES SYSTEM DIMMING DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE GROUND R SPK OUT+ GRY WIRE HOT AT ALL TIMES INFO FUSE L SPK OUT- L SPK OUT+ LEFT FRONT DOOR SPEAKER LEFT FRONT TWEETER SPEAKER LEFT I/P FUSE BLOCK (ON LOWER LEFT SIDE OF DASH) LEFT REAR SPEAKER LEFT SUBWOOFER LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE NOISE COMPENSATION MICROPHONE ORG/ WIRE ORG/BLK WIRE R SPK OUT- B+ RADIO FUSE RIGHT FRONT DOOR SPEAKER RIGHT FRONT TWEETER SPEAKER RIGHT I/P FUSE BLOCK (ON LOWER RIGHT SIDE OF DASH) RIGHT REAR SPEAKER RIGHT SUBWOOFER RT AUD + LF AUD + AUD OUT - GROUND SERIAL DATA B+ SERIAL DATA SUBWOOFER SPEAKER TAN WIRE UNDERHOOD FUSE BLOCK (AT LEFT SIDE OF ENGINE COMPARTMENT) YEL WIRE

2061 2062 1792 2 1 8 VOICE LOW REF VOICE SIGNAL DRAIN WIRE 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 COMPUTER DATA LINES SYSTEM PNK WIRE DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE GROUND HOT AT ALL TIMES I/P RELAY BLOCK (NEAR LEFT KICK PANEL) INFLATABLE RESTRAINT STEERING WHEEL MODULE COIL LEFT STEERING WHEEL AUDIO CONTROL SWITCH LF AUD SIG+ LF AUD SIG- RR AUD SIG+ RR AUD SIG- GROUND LR AUD SIG + LR AUD SIG - RF AUD SIG + RF AUD SIG - LR AUD SIG+ LT BLU WIRE LT GRN WIRE NCA WIRE ORG/ WIRE ORG/BLK WIRE PNK WIRE PNK/BLK WIRE PROG RADIO RADIO FUSE REAR SEAT AUDIO CONTROLLER (ON REAR OF CENTER CONSOLE) REMOTE RADIO CONTROL SIGNAL REMOTE RADIO CONTROL SUPPLY VOLTAGE RIGHT STEERING WHEEL AUDIO CONTROL SWITCH RR AUD SIG+ 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 (BEHIND RIGHT SIDE OF DASH) VOICE VOL UP VOL DN

AUDIO AMPLIFIER BARE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE GROUND R SPK OUT+ GRY WIRE HOT AT ALL TIMES L SPK OUT- L SPK OUT+ LEFT FRONT RIGHT REAR DOOR SPEAKER SPEAKER LEFT FRONT TWEETER SPEAKER LEFT I/P FUSE BLOCK (ON LOWER LEFT SIDE OF DASH) LEFT REAR SPEAKER LEFT SUBWOOFER LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE NOISE COMPENSATION MICROPHONE ORG/ WIRE ORG/BLK WIRE R SPK OUT- B+ RADIO FUSE RIGHT FRONT RIGHT FRONT TWEETER DOOR SPEAKER SPEAKER RIGHT I/P FUSE BLOCK (ON LOWER RIGHT SIDE OF DASH) RIGHT SUBWOOFER SERIAL DATA SUBWOOFER SPEAKER TAN WIRE UNDERHOOD FUSE BLOCK (AT LEFT SIDE OF ENGINE COMPARTMENT) YEL WIRE

2061 2062 1792 2 1 8 VOICE LOW REF VOICE SIGNAL DRAIN WIRE 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 COMPUTER DATA LINES SYSTEM PNK WIRE DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE GROUND HOT AT ALL TIMES I/P FUSE BLOCK (BELOW LOWER LEFT SIDE OF DASH) INFLATABLE RESTRAINT STEERING WHEEL MODULE COIL LEFT STEERING WHEEL AUDIO CONTROL SWITCH LF AUD SIG+ LF AUD SIG- RR AUD SIG+ RR AUD SIG- GROUND LR AUD SIG + LR AUD SIG - RF AUD SIG + RF AUD SIG - LR AUD SIG+ LT BLU WIRE LT GRN WIRE NCA WIRE ORG/ WIRE ORG/BLK WIRE PNK WIRE PNK/BLK WIRE PROG RADIO RADIO FUSE REAR SEAT AUDIO CONTROLLER (ON REAR OF CENTER CONSOLE) REMOTE RADIO CONTROL SIGNAL REMOTE RADIO CONTROL SUPPLY VOLTAGE RIGHT STEERING WHEEL AUDIO CONTROL SWITCH RR AUD SIG+ 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 (BEHIND RIGHT SIDE OF DASH) VOICE VOL DN VOL UP

10 11 12 13 14 15 16 AUD OUT - DRAIN WIRE AUDIO AMPLIFIER BARE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE COAX ANTENNA COMPUTER DATA LINES SYSTEM DIGITAL RADIO ANTENNA DIGITAL RADIO RECEIVER DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE GROUND GROUND R SPK OUT+ GRY WIRE HOT AT ALL TIMES L SPK OUT- L SPK OUT+ LEFT FRONT RIGHT REAR DOOR SPEAKER SPEAKER LEFT FRONT TWEETER SPEAKER LEFT I/P FUSE BLOCK (ON LOWER LEFT SIDE OF DASH) LEFT REAR SPEAKER LEFT SUBWOOFER LF AUD + RT AUD + LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE NOISE COMPENSATION MICROPHONE ORG/ WIRE ORG/BLK WIRE R SPK OUT- B+ RADIO AMP FUSE RIGHT FRONT RIGHT FRONT DOOR SPEAKER TWEETER SPEAKER RIGHT I/P FUSE BLOCK (ON LOWER RIGHT SIDE OF DASH) RIGHT SUBWOOFER SERIAL DATA SUBWOOFER SPEAKER TAN WIRE UNDERHOOD FUSE BLOCK (AT LEFT SIDE OF ENGINE COMPARTMENT) YEL WIRE