Hummer H2 I (2002-2007) i/p fuse block (lower left side of dash) Wiring diagrams

1 2 6 8 16 451 418 1228 1229 1694 GND TCC PWM PC SOL HI PC SOL LO 1-2 SHIFT SOLENOID 2-3 SHIFT SOLENOID A/T FLUID PRESSURE MANUAL MANUAL VALVE POSITION SWITCH AUTOMATIC TRANSMISSION BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BELOW STEERING COLUMN) BRAKE FUSE BRN WIRE BRN/WHT WIRE CRUISE CONTROL SYSTEM DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE ENGINE COOLANT TEMPERATURE SENSOR (FRONT OF LEFT CYLINDER HEAD) FLUID TEMP SENSOR FUSE GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN HOT IN RUN, ACC, START HOT IN RUN, START I/P FUSE BLOCK (LOWER LEFT SIDE OF DASH) INSTRUMENT CLUSTER INSTRUMENT PANEL CLUSTER (IPC) IPC/DIC FUSE LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE MALFUNCTION INDICATOR LAMP OF TRANSMISSION) ORG/ WIRE ORG/BLK WIRE PARK/NEUTRAL POSITION SWITCH (LEFT SIDE OF TRANSMISSION) PCM B FUSE PNK WIRE POWERTRAIN CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) PPL PPL DATA LINK CONNECTOR (BELOW LEFT SIDE OF DASH) PPL/WHT WIRE PRESS CTRL SOLENOID RED WIRE RED/BLK WIRE REV RUN WIRE SPLICE PACK STOPLIGHT SWITCH (TOP OF BRAKE PEDAL BRACKET) TCC PWM SOLENOID TOW/HAUL SWITCH TRANSFER CASE) UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) PCM 1 FUSE VEHICLE SPEED SENSOR WHT WIRE YEL WIRE YEL/BLK WIRE

A/C COMP CL RLY CTRL A/C COMP FUSE A/C COMPRESSOR CLUTCH A/C COMPRESSOR CLUTCH RELAY A/C LOW PRESSURE SWITCH (RIGHT SIDE OF ACCUMULATOR) A/C ON A/C RECIRC A/C REF PRE SENS SIG A/C REFRIGERANT PRESSURE SENSOR (IN REAR OF A/C COMPRESSOR) AMBIENT AIR TEMPERATURE SENSOR (RIGHT OF RADIATOR SUPPORT) BLK WIRE BLK/WHT WIRE BLOWER FUSE BLOWER MOTOR (ON HVAC ASSEMBLY) BLOWER MOTOR CONTROL PROCESSOR (BEHIND RIGHT SIDE OF DASH) BRN WIRE BRN/WHT WIRE CLASS 2 SER DATA CLASS 2 SERIAL DATA DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE FRT DEF GROUND GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN HOT IN RUN OR START HVAC 1 FUSE HVAC CONTROL MODULE (BEHIND CENTER OF DASH) HVAC/ ECAS FUSE I/P FUSE BLOCK (LOWER LEFT SIDE OF DASH) I/P JUNCTION BLOCK (LOWER RIGHT SIDE OF DASH) I/P RELAY BLOCK (LEFT SIDE OF DASH) IGN E FUSE INSIDE AIR TEMPERATURE SENSOR ASSEMBLY INST LAMP DIM CTRL GROUND LEFT TEMP CONTROL LO PRESS SENS SIG RT TEMP DOOR CTRL LT TEMP DOOR CTRL LOGIC LOW REF LOW REF TEMP SEN ASSY CTRL BLOWER SPEED CTRL LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE MIRRORS SYSTEM MODE MODE DOOR CTRL MODE DOOR CTRL IGN 3 LOW REF B(+) ORG/ WIRE POWERTRAIN CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) PPL PPL/WHT WIRE REAR DEF RECIR RECIR DOOR CTRL RT TEMP DOOR CTRL LT TEMP DOOR CTRL RED WIRE RED/BLK WIRE RIGHT TEMP CONTROL RUN WIRE SPEED CTRL B(+) GROUND TAN WIRE UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT, NEAR BATTERY) UPPER LEFT AIR TEMPERATURE SENSOR (AT LEFT SIDE OF DASH PANEL) UPPER RIGHT AIR TEMPERATURE SENSOR (AT RIGHT SIDE OF DASH PANEL) WHT WIRE WHT/BLK WIRE YEL WIRE

AIR SUSPENSION MODULE BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (ON TOP LEFT SIDE OF DASH, ABOVE I/P FUSE BLOCK) BRN WIRE BRN/WHT WIRE CIG LTR FUSE CLASS 2 SERIAL DATA DATA LINK CONNECTOR (DLC) (UNDER LEFT SIDE OF DASH, BELOW STEERING COLUMN) DIGITAL RADIO RECEIVER DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DRIVER DOOR MODULE (IN DRIVER'S DOOR, PART OF SWITCH ASSEMBLY) DRIVER MEMORY SEAT MODULE ELECTRONIC BRAKE CONTROL MODULE (EBCM) (ON LEFT SIDE OF INNER FRAME) FRONT PASSENGER DOOR MODULE (IN PASSENGER DOOR) GRY WIRE HOT AT ALL TIMES HVAC CONTROL MODULE (BEHIND CENTER OF DASH) I/P FUSE BLOCK (LOWER LEFT SIDE OF DASH) I/P JUNCTION BLOCK (ON LOWER RIGHT SIDE OF DASH) I/P RELAY BLOCK (ON LEFT SIDE OF INSTRUMENT PANEL, NEAR LEFT KICK PANEL) INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE (UNDER LEFT FRONT SEAT) INSTRUMENT PANEL CLUSTER LT BLU WIRE LT GRN WIRE ORG/ WIRE ORG/BLK WIRE PNK WIRE POWER DISTRIBUTION SYSTEM POWERTRAIN CONTROL MODULE (PCM) (ON LEFT FRONT OF ENG COMPT) PPL PPL 2 1 RADIO REAR SEAT AUDIO CONTROL (AT REAR OF CENTER CONSOLE) TAN WIRE THROTTLE ACTUATOR CONTROL (TAC) MODULE (AT LEFT REAR OF ENG COMPT) TRANSFER CASE SHIFT CONTROL MODULE (BEHIND HEADLAMP SWITCH) UNDERHOOD FUSE BLOCK (ON LEFT SIDE OF ENG COMPT) WHT WIRE YEL WIRE

AJAR BLK WIRE BLK/WHT WIRE BRN WIRE DK GRN WIRE FRONT PASSENGER DOOR COURTESY LIGHT FRONT PASSENGER DOOR LATCH ASSEMBLY FRONT PASSENGER DOOR MODULE (FPDM) (IN RIGHT FRONT DOOR BELOW SWITCH ASSEMBLY) GRY/BLK WIRE I/P COMPARTMENT LAMP I/P FUSE BLOCK (LOWER LEFT SIDE OF DASH) I/P JUNCTION BLOCK (LOWER RIGHT SIDE OF DASH) I/P RELAY BLOCK (BELOW LEFT SIDE OF DASH, NEAR LEFT KICK PANEL) LEFT "B" PILLAR COURTESY LAMP LT BLU WIRE ORG/ WIRE RIGHT "B" PILLAR COURTESY LAMP TAN WIRE WHT WIRE

12 7 MIDGATE AJAR SIG AJAR INPUT 3 15 18 22 DOOR SW LO REF KEY SW SIG DOOR AJAR SW SIG SERIAL DATA 5 20 22 24 DOOR AJAR SW SIG DOOR SW LO REF SERIAL DATA KEY SW SIG AJAR AJAR SWITCH BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE BRN WIRE DK BLU WIRE DK GRN WIRE DRIVER DOOR LATCH ASSEMBLY DRIVER DOOR MODULE (INSIDE DRIVER DOOR) EXCEPT SUT GATE AJAR SW GROUND GRY WIRE GRY/BLK WIRE HEADLIGHTS CTRL BATTERY EX LIGHTS CTRL GROUND HORN RLY CTRL SERIAL DATA HEADLIGHTS SYSTEM HORNS SYSTEM HOT AT ALL TIMES I/P FUSE BLOCK (LOWER LEFT SIDE OF DASH) I/P JUNCTION BLOCK (LOWER RIGHT SIDE OF DASH) I/P RELAY BLOCK (LEFT SIDE OF DASH, NEAR LEFT KICK PANEL) INSTRUMENT PANEL CLUSTER KEY SWITCH LEFT LIFTGATE AJAR SWITCH LEFT MIDGATE LATCH LEFT REAR DOOR LATCH ASSEMBLY LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE MIDGATE CONTROL MODULE (MCM) (CENTER OF MIDGATE ASSEMBLY) ORG/ WIRE PASSENGER DOOR LATCH ASSEMBLY PASSENGER DOOR MODULE (INSIDE FRONT PASSENGER DOOR) PNK/BLK WIRE PNK/WHT WIRE RIGHT LIFTGATE AJAR SWITCH RIGHT MIDGATE LATCH RIGHT REAR DOOR LATCH ASSEMBLY RR DOOR AJAR SW LR DOOR AJAR SW SECURITY INDICATOR SERIAL DATA SPLICE PACK SUT TAN WIRE TBC BATT FUSE UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT, NEAR BATTERY) WHT WIRE

14 22 B+ CLASS 2 SERIAL DATA 4 HI IND CONTROL 4 LO IND CONTROL DIFF LOCK IND CONTROL 4 HI LOCKED IND CONTROL 4 HI LOCKED IND 4-HI IND 4-LO IND BACK ONLY IND BACK ONLY IND LOW HEAT IND ILLUM BLK WIRE BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES DDM FUSE PDM FUSE DIMMING INPUT DIMMING RETURN DK GRN WIRE DRIVER DOOR MODULE (DDM) (IN DRIVERS DOOR PART OF SWITCH ASSEMBLY) DRIVER WINDOW/ DOOR LOCK SWITCH DRL OFF IND FRONT PASSENGER WINDOW/DOOR LOCK SWITCH GROUND GRY WIRE GRY/BLK WIRE HEADLAMP ON INDICATOR HEADLAMP SWITCH HEATED SEAT SWITCH HIGH HEAT IND HOT AT ALL TIMES I/P FUSE BLOCK (LOWER LEFT SIDE OF DASH) I/P JUNCTION BLOCK (LOWER RIGHT SIDE OF DASH) ILLUM ILLUM CTRL ILLUMINATION GND INSTRUMENT PANEL DIMMING LED DIMMING SUPPLY I/P LAMPS DIMMING SUPPLY LBEC 2 FUSE LOCKOUT IND LOCKOUT IND CTRL LT BLU WIRE LT GRN/BLK WIRE MED HEAT IND MED HEAT IND LOW HEAT IND MEMORY/HEATED SEAT SWITCH ORG/ WIRE ORG/BLK WIRE PNK WIRE PPL PPL PNK DRL OFF IND CTRL HEADLAMP ON IND CTRL 5 VOLT REF WIRE PPL/WHT WIRE REAR DIFFERENTIAL LOCK IND RED WIRE SWITCH ILLUM. TAN/BLK WIRE TRANSFER CASE SHIFT CONTROL MODULE (BEHIND HEADLAMP SWITCH) TRANSFER CASE SHIFT CONTROL SWITCH UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMP) WHT/BLK WIRE YEL WIRE

2 4 1240 1050 BATTERY GROUND 22 14 1046 4140 CLASS 2 SERIAL DATA BATTERY 22 14 1047 4240 CLASS 2 SERIAL DATA BATTERY 3 2 1 4 PPL LOW REF VERT POS SIG 5 VOLT REF HORIZ POS SIG 5 4 3 VERT POS SIG 5 VOLT REF HORIZ POS SIG 8 6 1 MIR MTR RT CTRL MIR MTR RETRACT CTRL MIR MTR EXTEND CTRL 9 7 MIR MTR DWN CTRL MIR MTR COMMON BATTERY BLK WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DDM FUSE DEFOGGER SYSTEM DK BLU WIRE DK GRN WIRE DOWN DRIVER DOOR MODULE (DDM) (BEHIND DRIVER'S DOOR PANEL) DRIVER OUTSIDE REARVIEW MIRROR EXIT EXTEND FRONT PASSENGER OUTSIDE REARVIEW MIRROR GROUND HOT AT ALL TIMES I/P FUSE BLOCK (LOWER LEFT SIDE OF DASH) I/P JUNCTION BLOCK (LOWER RIGHT SIDE OF DASH) I/P RELAY BLOCK (NEAR LEFT KICK PANEL) LEFT LEFT SELECT LT BLU WIRE LT DOORS CIRCUIT BREAKER LT GRN WIRE MEM 1 MEM 2 MEM 2 SW SIG MEM 1 SW SIG BATT (+) MEMORY/ HEATED SEAT SWITCH MIRROR CONTROL SWITCH ORG/ WIRE PASSENGER DOOR MODULE (PDM) (IN PASSENGER DOOR) PDM FUSE PNK WIRE PPL PPL LOW REF PPL/WHT WIRE RED WIRE RED/WHT WIRE RETRACT RIGHT RIGHT SELECT RT DOOR CIRCUIT BREAKER SWITCH PWR TAN WIRE WHT WIRE YEL WIRE

A/C COMP RELAY B/U LP FUSE BODY CONTROL MODULE BRN WIRE DEFOG RELAY FROM IGN 1 RELAY (DIAGRAM 3 OF 6) FROM IGN B FUSE (DIAGRAM 1 OF 6) FUSE HEATED OXYGEN SENSOR BANK 1 SENSOR 1 HEATED OXYGEN SENSOR BANK 1 SENSOR 2 HEATED OXYGEN SENSOR BANK 2 SENSOR 1 HEATED OXYGEN SENSOR BANK 2 SENSOR 2 BODY CONTROL MODULE I/P FUSE BLOCK (LOWER LEFT SIDE OF DASH) I/P RELAY BLOCK (LEFT OF STEERING COLUMN) I/P RELAY BLOCK (NEAR LEFT KICK PANEL) IGN E FUSE IGNITION SWITCH INFLATABLE RESTRAINT I/P MODULE DISABLE SWITCH INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE INSTRUMENT PANEL CLUSTER TURN SIGNAL/ MULTIFUNCTION SWITCH LOCK OFF MIDGATE CONTROL MODULE (SUT) NCA WIRE PARK/NEUTRAL POSITION SWITCH PNK PNK WIRE PNK WIRE REAR WINDOW WIPER/ WASHER SWITCH (EXCEPT SUT) RED WIRE RR WPR FUSE RUN WIRE SEO ACCY FUSE SEO IGN FUSE SIR FUSE TBC ACCY FUSE TBC IGN 1 FUSE TRACTION CONTROL SWITCH WINDSHIELD WIPER MOTOR MODULE WS WPR FUSE YEL WIRE

BATTERY POSITIVE VOLTAGE BCM CLASS 2 SERIAL DATA BLK WIRE BODY CONTROL MODULE (BCM) (ON TOP LEFT SIDE OF DASH, ABOVE I/P FUSE BLOCK) BRN WIRE COMPUTER DATA LINES SYSTEM DDM CLASS 2 SERIAL DATA DK BLU WIRE DK GRN WIRE DOOR LOCKS DOWN DRIVER DOOR MODULE (DDM) (BEHIND DRIVER'S DOOR PANEL) DRIVER WINDOW MOTOR (IN DRIVER'S DOOR) DRIVER WINDOW SWITCH FRONT PASSENGER WINDOW SWITCH FRONT PASSENGER WINDOW MOTOR (IN FRONT PASSENGER DOOR) FRONT PASSENGER WINDOW SWITCH GROUND GRY/BLK WIRE HOT AT ALL TIMES I/P FUSE BLOCK (LOWER LEFT SIDE OF DASH) I/P JUNCTION BLOCK (LOWER RIGHT SIDE OF DASH) I/P RELAY BLOCK (LEFT SIDE OF DASH) LED LOGIC LEFT FRONT POWER WINDOW MOTOR CONTROL LEFT FRONT POWER WINDOW MOTOR DOWN CONTROL LEFT FRONT POWER WINDOW MOTOR UP CONTROL LEFT REAR WINDOW MOTOR (IN LEFT REAR DOOR) LEFT REAR WINDOW SWITCH LOGIC LR PWR WNDO LOCKOUT CNTRL LR WNDO DWN RELAY CNTRL LR WNDO UP RELAY CNTRL LT BLU WIRE LT DOORS CIRCUIT BREAKER LT GRN WIRE ORG/ WIRE PASSENGER DOOR MODULE (FPDM) (IN PASSENGER'S DOOR) PDM CLASS 2 SERIAL DATA PDM FUSE RIGHT REAR WINDOW MOTOR (IN RIGHT REAR DOOR) RIGHT REAR WINDOW SWITCH RR PWR WNDO LOCKOUT CNTRL RR WNDO DWN RELAY CNTRL RR WNDO UP RELAY CNTRL RT DOORS CIRCUIT BREAKER SWITCH POWER TAN WIRE WHT WIRE WINDOW DWN RELAY WINDOW LOCKOUT SWITCH WINDOW UP RELAY YEL WIRE

1 2 PPL AUDIO AMPLIFIER (UNDER FRONT FLOOR CONSOLE, BETWEEN FRONT SEATS) BARE BARE DRAIN R SPK OUT- L SPK OUT- B+ BLK WIRE BLK/WHT WIRE BREAKOUT) BRN 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 FUSE BLOCK (LOWER LEFT SIDE OF DASH) I/P JUNCTION BLOCK (LOWER RIGHT SIDE OF DASH) LEFT "D" PILLAR TWIDDLER SPEAKER (EXCEPT SUT) LEFT FRONT DOOR SPEAKER LEFT FRONT TWEETER SPEAKER LEFT REAR DOOR SPEAKER 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 FUSE RIGHT FRONT DOOR SPEAKER RIGHT FRONT TWEETER SPEAKER RIGHT REAR DOOR SPEAKER RIGHT "D" PILLAR TWIDDLER SPEAKER (EXCEPT SUT) SUBWOOFER SPEAKER TAN WIRE UNDERHOOD FUSE BLOCK (AT LEFT SIDE OF ENGINE COMPARTMENT) YEL WIRE