GMC Sierra 2500 (2000-2004) dk 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

22 3 18 4 13 CLASS 2 DATA LOW REF DOOR AJAR SIG CTSY LAMP CTRL CTSY LAMP POWER BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH, BELOW STEERING COLUMN) BRN WIRE CARGO LAMP LOW CTRL RF DOOR AJAR SIG LF DOOR AJAR SIG CTSY LAMP ON SIG CLASS 2 SERIAL DATA CONVENIENCE PACKAGE COMFORT AND DECOR LEVEL #3 CREW CAB CREW CAB ONLY CTSY LAMP SUPPLY DK BLU WIRE DK BLU/WHT WIRE DOME LAMP SWITCH DRIVER DOOR LATCH ASSEMBLY DRIVER DOOR MODULE (DDM) (IN LEFT FRONT DOOR) GRY/BLK WIRE HEADLAMP SWITCH INADVERTANT PWR SUPPLY LEFT FRONT DOOR COURTESY LAMP LEFT REAR DOOR COURTESY LAMP (2003) LEFT REAR DOOR LATCH ASSEMBLY LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE MERCHANDISED PACKAGE LUXURY EDITION ORG/ WIRE PPL INT LAMP DEFEAT SIG PPL INT LAMP DEFEAT SW REAR DOME LAMP RIGHT REAR DOOR COURTESY LAMP (2003) RIGHT REAR DOOR LATCH ASSEMBLY RR DOOR AJAR SIG LR DOOR AJAR SIG TAN WIRE

BACK BLK WIRE CREW DK BLU WIRE DK GRN WIRE DRIVER SEAT ADJUSTER SWITCH DRIVER SEAT FRONT VERTICAL MOTOR DRIVER SEAT HORIZONTAL MOTOR DRIVER SEAT REAR VERTICAL MOTOR EXCEPT CREW CAB CAB FRONT DN FRONT UP HOT AT ALL TIMES I/P RELAY BLOCK LT BLU WIRE LT GRN WIRE ORG/ WIRE REAR DN REAR UP RED WIRE SEATS CIRCUIT BREAKER TAN WIRE YEL WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 BATT (+) 1523 1521 1520 HORIZ RWD SW SIG REAR VERT DN SW SIG FRT VERT DN SW SIG 2407 5701 1269 LUM MTR FWD CTRL TORSO BLSTR IN SW SIG RECLINE FWD SW SIG 2408 5702 LUM MTR RWD CTRL TORSO BLSTR OUT SW SIG RECLINE RWD SW SIG 2425 1048 HEATED SEAT TEMP SIG CLASS 2 SERIAL DATA COMPUTER DATA LINES SYSTEM 610 610 PNK PNK WIRE 940 1985 2432 5 VOLT REF RECLINE MTR POS SEN SIG HTD SEAT BACK PWR BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE DRIVER SEAT ADJUSTER SWITCH FRT UP GRY/BLK WIRE GRY/RED WIRE HOT AT ALL TIMES I/P RELAY BLOCK (NEAR LEFT KICK PANEL) SEAT CIRCUIT BREAKER LT BLU WIRE LT GRN WIRE LUM MTR FWD CTRL LUM MTR RWD CTRL LUM MTR RWD CTRL MEMORY SEAT MODULE (UNDER LEFT FRONT SEAT) NOT USED NOT USED ORG/ WIRE PNK SEATS SYSTEM (HEATED SEATS CIRCUIT) WIRE PNK WIRE PPL PPL TRSO BLSTR POS SENS SIG REC FWD REC RWD RECLINE MTR POS SEN SIG RED/WHT WIRE RR DWN RR UP FRT DWN RWD FWD SEATS SYSTEM (HEATED SEATS CIRCUIT) SEATS SYSTEM (HEATED SEATS CIRCUIT) HEATED SEAT TEMP SIG SEATS SYSTEM (HEATED SEATS CIRCUIT) HTD SEAT BACK PWR TAN WIRE WHT WIRE WHT/RED WIRE YEL WIRE

11 10 5 BATT (+) MEM 1 SW SIG MEM 2 SW SIG BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE CLASS 2 SERIAL DATA COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE DRIVER DOOR MODULE (IN DRIVER'S DOOR) DRIVER SEAT BOLSTER MOTOR DRIVER SEAT BOLSTER MOTOR POSITION SENSOR DRIVER SEAT BOLSTER/ LUMBAR SWITCH DRIVER SEAT FRONT VERTICAL MOTOR DRIVER SEAT FRONT VERTICAL POSITION SENSOR DRIVER SEAT HORIZ- ONTAL POSITION SENSOR DRIVER SEAT LUMBAR MOTOR DRIVER SEAT LUMBAR MOTOR POSITION SENSOR DRIVER SEAT REAR VERTICAL MOTOR DRIVER SEAT REAR VERTICAL POSITION SENSOR DRIVER SEAT RECLINER MOTOR DRIVER SEAT RECLINER MOTOR POSITION SENSOR EXIT GRY/RED WIRE IN OUT LT BLU WIRE LT GRN WIRE MEMORY/ HEATED SEAT SWITCH ORG/ WIRE OUT PNK WIRE PPL RED WIRE SET 1 SET 2 TAN WIRE WHT WIRE WHT/RED WIRE 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

B+ PWR WND LOCKOUT LR SIGNAL B+ PWR WND LOCKOUT RR SIGNAL B+ VOLT BCM CLASS 2 SERIAL DATA BLK WIRE BLU WIRE BODY CONTROL MODULE (LEFT SIDE OF DASH) BODY RELAY BLOCK BRN WIRE BRN/WHT WIRE CREW CAB DDM CLASS 2 SERIAL DATA DK BLU WIRE DK GRN WIRE DRIVER DOOR MODULE DRIVER WINDOW MOTOR FRONT PASSENGER DOOR MODULE FRONT PASSENGER WINDOW MOTOR GROUND GRY/BLK WIRE HOT AT ALL TIMES ILLUMINATION ILLUMINATION PWR WND MOTOR RR REAR DOWN CNTRL LEFT FRONT WINDOW LEFT I/P FUSE BLOCK (LEFT SIDE OF DASH) LEFT REAR WINDOW MOTOR LEFT WINDOW SWITCH LOGIC LT DOORS CIRCUIT BREAKER LT GRN WIRE ORG/ WIRE PWR WND LOCKOUT LR SIG PWR WND LOCKOUT RR SIG PWR WND MOTOR LEFT REAR WINDOW LR REAR UP CNTRL PWR WND MOTOR LF DOWN CNTRL PWR WND MOTOR LF UP CNTRL PWR WND MOTOR LR REAR DOWN CNTRL PWR WND MOTOR RF DOWN CNTRL PWR WND MOTOR RF UP CNTRL PWR WND MOTOR RR REAR UP CNTRL RIGHT REAR WINDOW PWR WND SW LR DOWN SIG PWR WND SW LR UP SIG PWR WND SW RR DOWN SIG PWR WND SW RR UP SIG PWR WND SWITCH LR DOWN SIGNAL PWR WND SWITCH LR UP SIGNAL PWR WND SWITCH RR DOWN SIGNAL PWR WND SWITCH RR UP SIGNAL RIGHT I/P FUSE BLOCK (RIGHT SIDE OF DASH) RIGHT REAR WINDOW MOTOR RIGHT WINDOW SWITCH RR WINDOW (CREW CAB) RT DOORS CIRCUIT BREAKER SPLICE PACK SWITCH POWER TAN WIRE WHT WIRE WINDOW DOWN WINDOW RIGHT FRONT WINDOW UP YEL WIRE