GMC Sierra 1500 HD (2001-2006) blk Wiring diagrams

A/C COMP FUSE A/C COMP RELAY BLK WIRE BODY CONTROL MODULE DDM FUSE DRIVER DOOR UNLOCK RELAY DRL FUSE DRL RELAY ECC FUSE AUX PWR 2 FUSE ETC/ECM FUSE EXC BASE FLASH FUSE FOG LP FUSE FOG LP RELAY FROM MBEC 1 FUSE (DIAGRAM 3 OF 6) FROM PCM B FUSE (DIAGRAM 2 OF 6) FRONT SEAT PASSENGER ADJUSTER DOOR MODULE SWITCH (DRIVER) FUEL FUEL PUMP COMPOSITION (FP) RELAY SENSOR (SECONDARY) FUSE FUSE FUSE HDLP LOW RELAY HDLP-HI RELAY HORN RELAY IGN 1 RELAY LBEC 1 FUSE LBEC 2 FUSE LOCK RELAY LOCKS FUSE PDM FUSE LT DOORS CIRCUIT BREAKER LUMBAR BOLSTER SWITCH (FRONT PASSENGER) MBEC 1 FUSE MEMORY SEAT MODULE ORG/ WIRE PARK LP RELAY PCM 1 FUSE PNK PNK WIRE PNK WIRE POWERTRAIN CONTROL MODULE RED WIRE RIGHT I/P FUSE BLOCK (LOWER RIGHT SIDE OF DASH) RT DOOR CIRCUIT BREAKER SBA FUSE SEAT ADJUSTER SWITCH (FRONT PASSENGER) SEAT CIRCUIT BREAKER SUPPLEMENTAL BRAKE ASSIST PUMP MOTOR THROTTLE ACTUATOR CONTROL MODULE (8.1L) TO IGN 1 RELAY (DIAGRAM 3 OF 6) TO INJ 1 FUSE (DIAGRAM 4 OF 6) TO SEO IGN FUSE (DIAGRAM 6 OF 6) TURN SIGNAL/ HAZARD FLASHER MODULE UNLOCK RELAY W/S WASH FUSE W/S WASH RELAY WINDOW DRIVER SWITCH DOOR (LEFT REAR) MODULE (CREW CAB) WINDOW SWITCH (RIGHT REAR)

A/C COMP RELAY AUXILIARY POWER OUTLET B/U LP FUSE BLK WIRE BODY CONTROL MODULE BODY INFLATABLE CONTROL RESTRAINT MODULE I/P MODULE DISABLE SWITCH BRN WIRE CLUTCH DEFOG RELAY EXC 8.L W/O CALIFORNIA LEV EXC SEO PNK PNK WIRE FROM IGN 1 RELAY (DIAGRAM 3 OF 6) FROM IGN B FUSE (DIAGRAM 1 OF 6) FUSE HEATED HEATED OXYGEN OXYGEN SENSOR SENSOR BANK 1 BANK 2 SENSOR 2 SENSOR 2 HEATED OXYGEN SENSOR BANK 1 SENSOR 1 HEATED OXYGEN SENSOR BANK 2 SENSOR 1 I/P RELAY BLOCK (LEFT OF STEERING COLUMN) IGN E FUSE IGNITION SWITCH INSTRUMENT LEFT I/P FUSE BLOCK (BEHIND LOWER LEFT SIDE OF DASH) LOCK OFF NCA WIRE PARK/NEUTRAL POSITION SWITCH (A/T) PNK PNK PNK WIRE PNK PNK WIRE PNK WIRE RED WIRE RR WPR FUSE RUN WIRE SELECTABLE RIDE PANEL SWITCH CLUSTER SEO ACCY FUSE SEO IGN FUSE SEO PNK WIRE SIR FUSE SWITCH (M/T) TBC ACCY FUSE TBC IGN 1 FUSE UPFITTER BATTERY JUNCTION BLOCK W/ THERMO CONSOLE W/O THERMO CONSOLE WHT WIRE WINDSHIELD WIPER MOTOR MODULE WS WPR FUSE YEL 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

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 (ON LOWER LEFT SIDE OF DASH) BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE DRAIN WIRE ENGINE CONTROLS SYSTEM 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 AUD SIG+ RR AUD SIG- 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 PROGRAM 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 DOWN SEEK UP SERIAL DATA SOURCE DOWN SOURCE UP SPLICE PACK STEERING WHEEL AUDIO CONTROLS TAN WIRE UNDERHOOD FUSE BLOCK (AT LEFT SIDE OF ENGINE COMPARTMENT) VEHICLE COMMUNICATION INTERFACE MODULE VOICE VOLUME DOWN VOLUME UP VSS SIGNAL

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 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 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 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 (BELOW LOWER LEFT SIDE OF DASH) 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

BLK WIRE BLU WIRE FRONT FRONT PASSENGER PASSENGER SEAT SEAT BOLSTER LUMBAR FRONT PASSENGER LUMBAR/ BOLSTER SWITCH HOT AT ALL TIMES I/P RELAY BLOCK LT DK ORG/ WIRE OUT OUT IN PNK WIRE SEATS CIRCUIT BREAKER WHT WIRE

14 22 10 11 BATTERY SERIAL DATA LOCK CTRL UNLOCK CTRL 2 3 BATTERY GROUND 2 4 BATTERY GROUND 22 14 2 15 20 21 SERIAL DATA BATTERY KEY SW KEY SW SIG UNLOCK CTRL LOCK CTRL BATTERY LOCK CTRL UNLOCK CTRL SERIAL DATA GROUND BLK WIRE BLK/WHT WIRE BLU WIRE BODY CONTROL MODULE (ON LOWER LEFT SIDE OF DASH, NEAR STEERING COLUMN) BRN WIRE DDM FUSE DK BLU WIRE DRIVER DOOR LATCH ASSEMBLY (REAR OF DRIVER'S DOOR) DRIVER DOOR MODULE (INSIDE DRIVER DOOR) FRONT PASSENGER DOOR LATCH ASSEMBLY (REAR OF FRONT PASSENGER'S DOOR) FRONT PASSENGER DOOR MODULE (INSIDE RIGHT FRONT PASSENGER DOOR) GRN WIRE GROUND GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES I/P FUSE BLOCK (LOWER LEFT SIDE OF DASH) I/P JUNCTION BLOCK (RIGHT SIDE OF DASH, BEHIND ACCESS PANEL) I/P RELAY BLOCK (NEAR LEFT KICK PANEL) IGN KEY SW IGNITION KEY ALARM SWITCH (ON STEERING COLUMN) INTERNAL ANTENNA KEY SWITCH LOCK LOCK ACTUATOR LT DOOR C.B. LT GRN WIRE ORG/ WIRE PDM FUSE RT DOOR C.B. TAN WIRE TAN/BLK WIRE TBC BATT FUSE UNDERHOOD FUSE BLOCK (ON LEFT SIDE OF ENGINE COMPT) UNLOCK DOOR LOCK SWITCH WHT WIRE

BLK WIRE BRN WIRE GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES I/P FUSE BLOCK (LOWER LEFT SIDE OF DASH) I/P JUNCTION BLOCK (RIGHT SIDE OF DASH, BEHIND ACCESS PANEL) INSTRUMENT PANEL CLUSTER LEFT REAR DOOR LATCH ASSEMBLY LOCK ACTUATOR LOCK RELAY LOCKS FUSE LT GRN WIRE RIGHT REAR DOOR LATCH ASSEMBLY SPLICE PACK TAN WIRE TAN/BLK WIRE UNLOCK RELAY

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 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 RED/WHT WIRE RIGHT RIGHT I/P FUSE BLOCK (LOWER RIGHT SIDE OF DASH) RT DOOR CIRCUIT BREAKER SWITCH POWER TAN WIRE VERTICAL WHT WIRE YEL WIRE