GMC Sierra 2500 (2000-2004) gry 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

2 HI IND CONTROL 2-HI IND 4 HI IND CONTROL DIFF LOCK IND CONTROL 4 HI IND CONTROL PNK WIRE 4 LO IND CONTROL 4-HI IND 4-LO IND 5 VOLT REF HEADLAMP ON IND CTRL DRL OFF IND CTRL FOG LAMP RLY CTRL PNK PPL WIRE AUTO BLK WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH, BELOW STEERING COLUMN) BRN/WHT WIRE CREW CAB ONLY DIMMING INPUT DIMMING RETURN DK GRN/WHT WIRE DRL OFF GRY WIRE GRY/BLK WIRE HEADLAMP ON HEADLAMP SWITCH IND INSTRUMENT PANEL CLUSTER INSTRUMENT PANEL DIMMING LED DIMMING SUPPLY I/P LAMPS DIMMING SUPPLY LEFT REAR WINDOW SWITCH LT GRN/BLK WIRE ORG/BLK WIRE PNK WIRE PPL PPL/WHT WIRE RED WIRE RIGHT REAR WINDOW SWITCH TAN/BLK WIRE TRANSFER CASE SHIFT CONTROL MODULE (BEHIND HEADLAMP SWITCH) TRANSFER CASE SHIFT CONTROL SWITCH

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

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

BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (ON LOWER LEFT SIDE OF DASH, NEAR STEERING COLUMN) DK BLU WIRE DRIVER DOOR LOCK ACTUATOR DRIVER DOOR LOCK SWITCH DRIVER UNLOCK RELAY FRONT PASSENGER DOOR LOCK ACTUATOR FRONT PASSENGER DOOR LOCK SWITCH GASOLINE DIESEL GRY WIRE HOT AT ALL TIMES I/P RELAY BLOCK (NEAR LEFT KICK PANEL) IGNITION KEY ALARM SWITCH (ON IGNITION KEY CYLINDER) INSTRUMENT PANEL CLUSTER LEFT I/P FUSE BLOCK (LOWER LEFT SIDE OF DASH) LEFT REAR DOOR LOCK ACTUATOR LOCK LOCK RELAY LOCKS FUSE LT BLU WIRE LT GRN WIRE ORG/ WIRE PCM ECM (LEFT FRONT OF ENGINE COMPARTMENT) RIGHT I/P FUSE BLOCK (LOWER RIGHT SIDE OF DASH) RIGHT REAR DOOR LOCK ACTUATOR SERIAL DATA SPLICE PACK TAN WIRE UNLOCK UNLOCK CTRL LOCK CTRL IGN KEY SW UNLOCK CTRL LOCK CTRL RELAY CTRL BATTERY SERIAL DATA UNLOCK RELAY W/ CREW CAB WHT WIRE YEL WIRE

10 11 14 22 LOCK CTRL UNLOCK CTRL BATTERY SERIAL DATA BLK WIRE BLK/WHT WIRE BRN WIRE DK BLU WIRE DRIVER DOOR MODULE (INSIDE DRIVER DOOR) FRONT PASSENGER DOOR MODULE (INSIDE RIGHT FRONT PASSENGER DOOR) GROUND GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES I/P RELAY BLOCK (BEHIND LEFT SIDE OF DASH) IGNITION KEY ALARM SWITCH (ON IGNITION KEY CYLINDER) KEY SW KEY SW SIG UNLOCK CTRL LOCK CTRL SERIAL DATA LEFT I/P FUSE BLOCK (LOWER LEFT SIDE OF DASH) LEFT REAR DOOR LOCK ACTUATOR LOCK LOCK RELAY LOCKS FUSE LT GRN WIRE ORG/ WIRE PCM ECM (LEFT FRONT OF ENGINE COMPARTMENT) (GASOLINE) (DIESEL) PDM FUSE RIGHT I/P FUSE BLOCK (BEHIND RIGHT SIDE OF DASH) RIGHT I/P FUSE BLOCK (LOWER RIGHT SIDE OF DASH) RIGHT REAR DOOR LOCK ACTUATOR SERIAL DATA TAN WIRE TAN/BLK WIRE UNLOCK CTRL LOCK CTRL BATTERY SERIAL DATA UNLOCK DOOR LOCK SWITCH UNLOCK RELAY YEL WIRE

BRN WIRE DK BLU WIRE DRIVER MINI-WEDGE DOOR JAMB SWITCH (REAR OF DRIVER'S DOOR) GRY WIRE HOT AT ALL TIMES INSTRUMENT PANEL CLUSTER KEY SW LOCK ACT LT GRN WIRE ORG/ WIRE SPLICE PACK TAN WIRE TBC BATT FUSE UNDERHOOD FUSE BLOCK (ON LEFT SIDE OF ENGINE COMPT)

2 3 1340 1050 BATTERY GROUND 22 14 1046 4140 CLASS 2 SERIAL DATA BATTERY 22 14 1047 4240 CLASS 2 SERIAL DATA BATTERY 4 2 1050 1240 GROUND BATTERY 8 7 4 3 PNK LOW REF MIR SIGNAL MIR SENS LOW REF MIR HTR LOW REF WIRE BLK WIRE BRN WIRE CLASS 2 SERIAL DATA COMPUTER DATA LINES SYSTEM DDM FUSE DK BLU WIRE DK GRN WIRE DOWN DRIVER DOOR MODULE (IN DRIVER'S DOOR) DRIVER MIRROR DRIVER OUTSIDE REARVIEW MIRROR ELECTRO- CHROMIC FOLDING/ TELESCOPING MOTOR FOLDING/ TELESCOPING MOTOR HORIZONTAL FRONT PASSENGER OUTSIDE REARVIEW MIRROR FRONT PASSENGER DOOR MODULE (IN RIGHT FRONT DOOR) GRY WIRE HEATING ELEMENT HEATING ELEMENT (NEAR RIGHT "A" PILLAR) HOT AT ALL TIMES HOT AT ALL TIMES LEFT I/P FUSE BLOCK (LOWER LEFT SIDE OF DASH) HVAC CONTROL MODULE (IN CENTER OF DASH) I/P RELAY BLOCK (NEAR LEFT KICK PANEL) LEFT LEFT I/P FUSE BLOCK (LOWER LEFT SIDE OF DASH) LEFT UP HORIZONTAL LEFT UP VERTICAL LT BLU WIRE LT DOORS CIRCUIT BREAKER LT GRN WIRE ORG/ WIRE PASS- ENGER MIRROR PDM FUSE PNK WIRE PPL PPL/WHT WIRE RED WIRE RIGHT RIGHT I/P FUSE BLOCK (LOWER RIGHT SIDE OF DASH) RT DOOR CIRCUIT BREAKER SWITCH POWER TAN WIRE VERTICAL WHT WIRE WHT/RED WIRE YEL WIRE

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

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