GMC Sierra 3500 (2002-2006) 986 1694 433 492 transmissions system Wiring diagrams

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 GROUND EGR SOL CTRL 12 V REF GROUND LOW REF FUEL PRES REG 5 VOLT REF 986 1694 433 492 TRANSMISSIONS SYSTEM A/C SYSTEM A/C SYSTEM (BLUNT CUT) A/C SYSTEM A/C SYSTEM ANTI-LOCK BRAKES SYSTEM BARO SENS SIG MAF SENS SIG BLK/WHT WIRE BODY RELAY BLOCK BRN WIRE BRN/WHT WIRE CLUTCH PEDAL POSITION SWITCH (TOP OF PEDAL BRACKET) CRUISE CONTROL SYSTEM DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ENGINE CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) ENGINE SPEED SIG SOL CTRL LOW REF EXTERIOR LIGHTS SYSTEM TRANSMISSIONS SYSTEM FUEL LEV SENS SIG FUEL RAIL PRESSURE REGULATOR FUEL TEMPERATURE SENSOR (UNDER UPPER INTAKE SHIELD) FUSE GLOW RLY CTRL GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES IPC/DIC FUSE HOT IN RUN LEFT I/P FUSE BLOCK BRAKE FUSE HOT IN RUN, START IA HTR DIAG 2 INFO NOT AVAIL INSTRUMENT CLUSTER SYSTEM (FUEL LEVEL) LOW REF APP SENS 1 SIG FUEL TEMP SIG LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE NCA WIRE ORG/ WIRE ORG/BLK WIRE PNK IGN 1 VOLT WIRE PNK INSTRUMENT PANEL CLUSTER WIRE PNK PNK 13 14 WIRE PNK WIRE PNK/WHT WIRE POWER TAKE OFF RELAY POWER TAKE OFF SWITCH PPL PPL/WHT WIRE RECIRC DOOR CTRL A/C CLU RLY CTRL LIFT/DIVE SIG IND CTRL PTO ENGAGE SIG RED WIRE SEO EXC SEO STARTING/CHARGING SYSTEM STOP LAMP SWITCH (TOP OF BRAKE PEDAL BRACKET) TAN WIRE TRANSMISSION CONTROL MODULE (LEFT FRONT OF ENG COMPT) UNDERHOOD FUSE BLOCK VEHICLE SPEED SENSOR (LEFT SIDE OF TRANS) WAIT TO MIL RPM OUT WHT WIRE YEL WIRE YEL/BLK WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 GROUND 12 V REDF GROUND LOW REF FUEL PRES REG 5 VOLT REF 986 1694 433 492 TRANSMISSIONS SYSTEM A/C SYSTEM A/C SYSTEM (BLUNT CUT) A/C SYSTEM A/C SYSTEM ANTI-LOCK BRAKES SYSTEM BARO SENS SIG MAF SENS BLK/WHT WIRE BLU WIRE BODY RELAY BLOCK BRN WIRE BRN/WHT WIRE CLUTCH PEDAL POSITION SWITCH (TOP OF PEDAL BRACKET) CRUISE CONTROL SYSTEM DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ENGINE CONTROL MODULE ENGINE SPEED SIG SOL CTRL LOW REF EXTERIOR LIGHTS SYSTEM TRANSMISSIONS SYSTEM FUEL LEV SENS SIG FUEL RAIL PRESSURE REGULATOR FUEL TEMPERATURE SENSOR FUSE GLOW RLY CTRL GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES IPC/DIC FUSE HOT IN RUN LEFT I/P FUSE BLOCK BRAKE FUSE HOT IN RUN, START IA HTR DIAG 2 INFO NOT AVAIL INSTRUMENT INSTRUMENT CLUSTER SYSTEM (FUEL LEVEL) LOW REF APP SENS 1 SIG FUEL TEMP SIG LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE MIL CTRL NCA WIRE ORG/ WIRE ORG/BLK WIRE PNK IGN 1 VOLT WIRE PNK PANEL CLUSTER WIRE PNK WIRE PNK/WHT WIRE POWER TAKE OFF RELAY POWER TAKE OFF SWITCH PPL PPL/WHT WIRE RECIRC DOOR CTRL A/C CLU RLY CTRL LIFT/DIVE SIG IND CTRL PTO ENGAGE SIG RED WIRE SEO EXC SEO STARTING/CHARGING SYSTEM STOP LAMP SWITCH (TOP OF BRAKE PEDAL BRACKET) TAN WIRE TRANSMISSION CONTROL MODULE (LEFT FRONT OF ENG COMPT) UNDERHOOD FUSE BLOCK VEHICLE SPEED SENSOR (LEFT SIDE OF TRANS) WAIT TO MIL RPM OUT WHT WIRE YEL WIRE YEL/BLK WIRE