Hummer H2 I facelift (2007-2009) hot w/ run/crank relay energized Wiring diagrams

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 ASSEMBLY CTRL 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 B(+) 2 1 GROUND B(+) 5-VOLT REFERENCE MODE DOOR CTRL TEMP DOOR CTRL 5-VOLT REFERENCE TEMP SENS SIG DOOR POSITION SIG DOOR POSITION SIG A/C ON IND A/C ON SWITCH AIR REQUEST IND AIR REQUEST SWITCH AUTO SWITCH AUX HVAC IGN FUSE 41 AUXILIARY AIR TEMPERATURE ACTUATOR (RIGHT REAR OF CARGO AREA ON THE FRONT AUXILIARY BLOWER MOTOR (UPPER REAR OF AUXILIARY HVAC MODULE) BLK WIRE BLK/WHT WIRE COMPUTER DATA LINES SYSTEM CTRL DK BLU WIRE DK GRN WIRE FAN DOWN SWITCH FAN UP SWITCH FRONT DEFOGGER FRONT DEFOGGER IND GND B+ GROUND GROUND IG VOLTAGE GROUND LOW REFERENCE GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT W/ RUN/CRANK RELAY ENERGIZED HVAC BLWR FUSE 61 HVAC CONTROL MODULE HVAC IGN FUSE 46 I/P FUSE BLOCK LEFT TEMPERATURE CONTROL LOGIC LOGIC SPEED DOWN LOW REFERENCE LT BLU WIRE LT BLU/BLK WIRE LT GRN/BLK WIRE MODE DOOR CTRL TEMP DOOR CTRL RECIR DOOR CTRL TEMP DOOR CTRL MODE DOWN MODE UP SWITCH MOTOR SPEED CTRL OF AUXILIARY HVAC MODULE ASSEMBLY) OF AUXILIARY HVAC MODULE) OFF SWITCH ORG/ WIRE PNK WIRE POWER DISTRIBUTION SYSTEM PPL REAR DEFOGGER REAR DEFOGGER IND REAR HVAC FUSE REAR SEAT AUDIO (RSA) CONTROL RECIR- CULATION IND RECIR- CULATION SWITCH RED/BLK WIRE RED/WHT WIRE RIGHT TEMPERATURE CONTROL SENS SIG GMLAN SERIAL DATA LO PRESS SENS SIG SERIAL DATA AUXILIARY MODE ACTUATOR (LEFT FRONT SPEED UP SUNLOAD SENS SIG TEMP SENS SIG TEMP SENS SIG RIGHT SW SIG MODE DOOR CTRL SWITCH TAN WIRE TEMP DOWN TEMP MODE ON/ OFF UP TEMP SENS SIG SENS SIG WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

13 12 7062 812 PPL BRAKE SW SIG 15 16 19 663 664 111 LEFT TURN SIG RIGHT TURN SIG HAZARD SW SIG 5187 5186 1315 12 13 5 TURN SIG LP CTRL TURN SIG LP CTRL TURN SIG LP CTRL B+ SER DATA BCK/UP LAMP RELAY BLK WIRE BLK/WHT WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE HAZARD SW HEADLAMP, PANEL DIMMER SWITCH (ON LEFT SIDE OF DASH, BEHIND LEFT KICK PANEL) HOT AT ALL TIMES HOT W/ RUN/CRANK RELAY ENERGIZED INSTRUMENT PANEL CLUSTER (IPC) INTERIOR LIGHTS IPC FUSE 39 LEFT LEFT REAR TURN SIGNAL LAMP LEFT TURN IND LOGIC LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE MISC IGN FUSE 37 OFF AUTO PARK HEAD ORG/ WIRE ORG/WHT WIRE PARK LPS SIG PNK WIRE RED WIRE RED/BLK WIRE RED/WHT WIRE RIGHT RIGHT REAR MARKER LAMP RIGHT TAIL/ STOP LAMP RIGHT TAIL/STOP, TURN SIGNAL LAMP RIGHT TURN IND STOP LP CTRL STOP- LAMP SWITCH (ON TOP OF BRAKE PEDAL BRACKET) STUD 1 TRLR FUSE 59 STUD 2 TRLR FUSE 55 TRLR BCK/UP FUSE 8 SYSTEM PPL PNK WIRE TAN WIRE TRAILER CONNECTOR (AT REAR OF VEHICLE BELOW BELOW REAR BUMPER) TRAILER PROVISION (BLUNT CUT) TRLR STOP LT FUSE 1 TRLR STOP LT PCB RELAY TRLR STOP RT FUSE 4 TRLR STOP RT PCB RELAY TURN SIGNAL/ MULTI-FUNCTION SWITCH UNDERHOOD FUSE BLOCK (AT LEFT SIDE OF ENGINE COMPT) UNDERHOOD FUSE BLOCK (AT LEFT SIDE OF ENGINE COMPT, NEAR BATTERY) WHT WIRE YEL WIRE YEL/BLK WIRE

2 4 BATTER BATTER 2 6 4 BATTER GROUND BATTER 9 17 451 109 GROUND AJAR SW SIG 9 8 2501 2500 COMPUTER DATA BUS- DATA BUS+ DATA LINES SYSTEM 9 8 SERIAL DATA UNLOCK CTRL 9 8 SERIAL DATA UNLOCK CTRL LOGIC AUX HVAC IGN FUSE 41 BLK WIRE BLK/WHT WIRE COAX COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM PPL DDM FUSE INFO FUSE DK GRN WIRE DOOR HANDLE DRIVER DOOR LATCH (INSIDE DRIVER DOOR BELOW OUTSIDE DRIVER DOOR LOCK/WINDOW SWITCH GMLAN SERIAL DATA GROUND GRY WIRE GRY/BLK WIRE HOOD AJAR SWITCH (PART OF HOOD LATCH ASSEMBLY) HOT AT ALL TIMES HOT W/ RUN/CRANK RELAY ENERGIZED IGN KEYLESS ENTRY ANTENNA LCK 1 FUSE LCK 2 FUSE LEFT I/P JUNCTION LEFT REAR DOOR LATCH (AT LEFT REAR OF DOOR) LIFTGATE DOOR LOCK ACTUATOR (AT LOWER CENTER OF LIFTGATE) LOCK CTRL LOGIC INSTRUMENT PANEL CLUSTER (IPC) LT BLU WIRE NCA WIRE PASSENGER DOOR LATCH (INSIDE PASSENGER DOOR BELOW OUTSIDE PASSENGER DOOR LOCK/WINDOW SWITCH PNK WIRE PNK/BLK WIRE PPL PPL CLOSED SW SIG REAR DOOR LOCK/UNLOCK PCB RELAY RED/WHT WIRE RIGHT I/P JUNCTION BLOCK (RIGHT SIDE OF I/P BEHIND END TRIM PANEL) RIGHT REAR DOOR LATCH (AT RIGHT REAR OF DOOR) RT DOORS CIRCUIT BREAKER SECURITY IND SERIAL DATA TAN WIRE TAN/BLK WIRE UNDERHOOD FUSE BLOCK (AT LEFT SIDE OF ENGINE COMPT, NEAR BATTERY) UNLCK 1 FUSE UNLCK 2 FUSE VOLT BATT POS WHT WIRE

16 23 HI BEAM RLY CTRL DRL RLY CTRL 18 25 DIMMER SW SIG FLASH TO PASS SIG 8 12 17 11 PARK LAMPS SIG HEADLAMPS ON SIG HEADLAMPS OFF SIG AMB LT SENS SIG AMBIENT LIGHT/ SUNLOAD SENSOR ASSEMBLY AUX HVAC IGN FUSE 41 BLK WIRE BLK/WHT WIRE DK BLU WIRE DK GRN WIRE DRL FUSE 26 DRL PCB RELAY FLASH TO PASS SWITCH GMLAN SERIAL DATA HDLP LO RELAY HEADLAMP DIMMER SWITCH HEADLAMP, PANEL DIMMER SWITCH HI BEAM PCB RELAY HI HDLP RT FUSE 25 HI HDLP LT FUSE 27 HIGH BEAM IND HOT AT ALL TIMES HOT W/ RUN/CRANK RELAY ENERGIZED IGN LEFT DAYTIME RUNNING LAMP (DRL) LEFT HEADLAMP LO BEAM RLY CTRL LO HDLP LT FUSE 9 LO HDLP RT FUSE 14 LOGIC INSTRUMENT PANEL CLUSTER (IPC) LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE OFF AUTO PARK BRAKE SW SIG PARK BRAKE SWITCH (PART OF PARKING BRAKE ASSEMBLY) PARK HEAD PNK WIRE PNK/WHT WIRE RIGHT DAYTIME RUNNING LAMP (DRL) RIGHT HEADLAMP SERIAL DATA TAN WIRE TAN/WHT WIRE TURN SIGNAL/ MULTI-FUNCTION SWITCH UNDERHOOD FUSE BLOCK (AT LEFT SIDE OF ENGINE COMPT) WHT WIRE YEL WIRE YEL/BLK WIRE

1 2 3 4 5 B+ ACC VOLT GROUND SERIAL DATA AUX HVAC IGN FUSE 41 BLK WIRE BLK/WHT WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DK GRN WIRE HOT W/ RUN/CRANK RELAY ENERGIZED IGNITION SWITCH LOGIC INSTRUMENT PANEL CLUSTER (IPC) NCA WIRE OFF PNK WIRE RED WIRE RED/WHT WIRE RUN WIRE SECURITY IND WHT WIRE

2 4 BATTER BATTER 2 6 4 BATTER GROUND BATTER 9 17 451 109 GROUND AJAR SW SIG 9 8 2501 2500 COMPUTER DATA BUS- DATA BUS+ DATA LINES SYSTEM 9 8 SERIAL DATA UNLOCK CTRL 9 8 SERIAL DATA UNLOCK CTRL LOGIC AUX HVAC IGN FUSE 41 BLK WIRE BLK/WHT WIRE COAX COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM PPL DDM FUSE INFO FUSE DK GRN WIRE DOOR HANDLE DRIVER DOOR LATCH (INSIDE DRIVER DOOR BELOW OUTSIDE DRIVER DOOR LOCK/WINDOW SWITCH GMLAN SERIAL DATA GROUND GRY WIRE GRY/BLK WIRE HOOD AJAR SWITCH (PART OF HOOD LATCH ASSEMBLY) HOT AT ALL TIMES HOT W/ RUN/CRANK RELAY ENERGIZED IGN KEYLESS ENTRY ANTENNA LCK 1 FUSE LCK 2 FUSE LEFT I/P JUNCTION LEFT REAR DOOR LATCH (AT LEFT REAR OF DOOR) LIFTGATE DOOR LOCK ACTUATOR (AT LOWER CENTER OF LIFTGATE) LOCK CTRL LOGIC INSTRUMENT PANEL CLUSTER (IPC) LT BLU WIRE NCA WIRE PASSENGER DOOR LATCH (INSIDE PASSENGER DOOR BELOW OUTSIDE PASSENGER DOOR LOCK/WINDOW SWITCH PNK WIRE PNK/BLK WIRE PPL PPL CLOSED SW SIG REAR DOOR LOCK/UNLOCK PCB RELAY RED/WHT WIRE RIGHT I/P JUNCTION BLOCK (RIGHT SIDE OF I/P BEHIND END TRIM PANEL) RIGHT REAR DOOR LATCH (AT RIGHT REAR OF DOOR) RT DOORS CIRCUIT BREAKER SECURITY IND SERIAL DATA TAN WIRE TAN/BLK WIRE UNDERHOOD FUSE BLOCK (AT LEFT SIDE OF ENGINE COMPT, NEAR BATTERY) UNLCK 1 FUSE UNLCK 2 FUSE VOLT BATT POS WHT WIRE

A/T SHIFT LCK CTRL AUTOMATIC TRANSMISSION SHIFT LEVER AUTOMATIC TRANSMISSION SHIFT LEVER CONTROL SOLENOID BCM FUSE BLK WIRE HOT AT ALL TIMES HOT W/ RUN/CRANK RELAY ENERGIZED LT BLU/WHT WIRE LT GRN/BLK WIRE MISC IGN FUSE 37 PNK WIRE RED/WHT WIRE SHIFT LOCK RELAY STOP- LAMP SWITCH (ON TOP OF BRAKE PEDAL BRACKET) TCC BRAKE SIG UNDERHOOD FUSE BLOCK (AT LEFT SIDE OF ENGINE COMPT, NEAR BATTERY) WHT LT BLU/ WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 DIFF LOCK SW SIG 1553 1552 1342 MOTOR CONTROL B MOTOR CONTROL A BATTERY POSITIVE VOL GROUND 2501 2500 SERIAL DATA BUS- SERIAL DATA BUS+ 4-HI IND 4-HI LOCK IND 4-LO LOCK IND AUX HVAC IGN FUSE 41 BLK WIRE BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DIFFERENTIAL LOCK ACTUATOR (ON REAR AXLE AT TOP OF DIFFERENTIAL HOUSING) DIFFERENTIAL LOCK IND DIFFERENTIAL LOCK SWITCH DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DRIVER INFORMATION CENTER (DIC) GRY WIRE HOT AT ALL TIMES HOT W/ RUN/CRANK RELAY ENERGIZED HOT W/ RUN/CRNK RELAY ENERGIZED I/P MULTI-FUNCTION SWITCH IGNITION SWITCH INSTRUMENT PANEL CLUSTER (IPC) LOCK LOGIC LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE MISC IGN FUSE 37 NCA WIRE NEUTRAL 4 LO LOCK 4 HI LOCK 4 HI NEUTRAL IND ORG/ WIRE ORG/BLK WIRE ORG/WHT WIRE PNK WIRE POWER DISTRIBUTION SYSTEM PPL/WHT WIRE REAR WIPER WASHER SW RED/BLK WIRE RUN WIRE TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TRANSFER CASE ENCODER MOTOR (AT LEFT REAR OF TRANSFER CASE ASSEMBLY) TRANSFER CASE SHIFT CONTROL MODULE (BEHIND HEADLIGHT SWITCH) TRANSFER CASE SHIFT CONTROL SWITCH TREC FUSE 58 UNDERHOOD FUSE BLOCK WHT WIRE WIPER/WASHER SYSTEM YEL WIRE YEL/BLK WIRE YEL/RED WIRE