Hummer H2 I facelift (2007-2009) aux hvac ign fuse 41 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

10 8 9 GMLAN BUS+ BUS- 10 9 8 LOW REF SENS SIG VOLT 28 27 BUS+ BUS- 32 61 GEN SIG CHG IND 9 10 GND +B AUX HVAC IGN FUSE 41 BATTERY CABLE ASSEMBLY) BLK WIRE BLK/WHT WIRE BRN WIRE CHARGE IND COMPUTER COMPUTER DATA LINES SYSTEM DATA LINES SYSTEM DK GRN WIRE DRIVER INFORMATION CENTER (DIC) GENERATOR BATTERY CURRENT SENSOR GRY WIRE HOT W/ RUN/ CRANK RELAY ENERGIZED INSTRUMENT PANEL CLUSTER (IPC) LOGIC MEGA FUSE BATTERY PNK WIRE RED WIRE RED/WHT WIRE STARTER TAN WIRE TAN/BLK WIRE VOLT WHT WIRE

ACCELERATOR PEDAL POSITION (APP) SENSOR (ABOVE ACCELERATOR PEDAL ASSEMBLY) APP SEN 2 SIG LOW REF VSS HIGH SIG VSS LOW SIG PPL AUX HVAC IGN FUSE 41 BAT POS VOT BLK/WHT WIRE BRN WIRE COMPUTER DATA LINES SYSTEM CRUISE CONTROL IND DIMMING CTRL CRUISE CONTROL SWITCH SIGNAL CRUISE IND CRUISE SWITCH DK BLU WIRE DK GRN WIRE ECM BATT FUSE 47 GRN/WHT WIRE GROUND GRY WIRE HI SPD GMLAN SER DATA BUS- HOT AT ALL TIMES HOT W/ RUN/ CRANK RELAY ENERGIZED IGN INSTRUMENT PANEL CLUSTER (IPC) IPC FUSE 41 LEFT I/P JUNCTION BLOCK (LOWER LEFT SIDE OF DASH TO LEFT OF STEERING COLUMN) LEFT STEERING WHEEL CONTROL SWITCH LOGIC LT BLU WIRE LT BLU/WHT WIRE LT GRN/BLK WIRE LT GRN/WHT WIRE MISC IGN FUSE 37 PNK WIRE PPL PPL/WHT WIRE RED/WHT WIRE SER DATA SOUND SYSTEMS STOP- LAMP SWITCH (ON TOP OF BRAKE PEDAL BRACKET) TAN WIRE TAN/BLK WIRE THROTTLE BODY (TOP OF ENGINE, MOUNTED TO FRONT OF INTAKE MANIFOLD) TP SENS 1 SIG LOW REF TP SENS 2 SIG TAC MOTOR CTRL 2 TAC MOTOR CTRL 1 UNDERHOOD FUSE BLOCK (AT LEFT SIDE OF ENGINE COMPT, NEAR BATTERY) WHT/BLK WIRE YEL 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

1639 5060 COMPUTER DATA LINES SYSTEM 6817 2307 2308 333 185 1851 19 20 PPL 50 34 41 33 OIL PRESSURE SENS LOW REF ABS IND. AIR BAG IND AUX HVAC IGN FUSE 41 B+ DIC SW SIG BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (ON LOWER LEFT SIDE OF I/P TO BRAKE FLUID LEVEL SWITCH (MOUNTED TO LOWER LEFT SIDE OF MASTER CYLINDER) BRAKE IND BREAKOUT) BRN WIRE BRN/WHT WIRE CHARGING IND CLOCK COMPT BELOW BATTERY, FUSE BLOCK UNDERHOOD) COMPUTER DATA LINES SYSTEM COOLANT TEMPERATURE GAUGE CRUISE IND DIC MENU SW DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE DRIVER INFORMATION CENTER DRIVER INFORMATION CENTER (DIC) SWITCH ECM IGN FUSE 47 ENGINE CONTROL MODULE (ECM) (LEFT FRONT OF ENGINE ENGINE CONTROLS SYSTEM ENGINE OIL LEVEL SWITCH (ON LOWER RIGHT SIDE OF OIL PAN) ENGINE OIL PRESSURE (EOP) SENSOR ENGINE OIL PRESSURE GAUGE EOP SW SIG FOG LAMPS IND FUEL GAUGE FUEL PUMP, SENDER ASSEMBLY GRY WIRE HIGH BEAM IND HOT AT ALL TIMES HOT W/ RUN/CRNK RELAY ENERGIZED IGN VOLT LO SERIAL DATA INSTRUMENT PANEL CLUSTER (IPC) IPC FUSE 39 LED DIMM SUPPLY AIR BAG ON IND AIR BAG OFF IND FLUID LEVEL SIG LO WASHER IND GND LEFT TURN IND LO REF SEAT BELT IND LO SPD SERIAL DATA LOGIC LOW ENGINE OIL PRESSURE IND LOW TIRE PRESSURE IND LT BLU WIRE MALFUNCTION IND MIL CTRL NCA WIRE PARK BRAKE SWITCH (PART OF PARKING BRAKE ASSEMBLY) PARK BRK SW SIG PERSONA- LIZATION SET/ RESET PNK WIRE PPL RDO FUSE 36 RED/WHT WIRE RIGHT TURN IND SEAT BELT IND SECURITY IND SPEEDOMETER SUPPLEMENTAL RESTRAINTS SYSTEM TACHOMETER TAN WIRE TAN/BLK WIRE TAN/WHT WIRE THE LEFT OF STEERING COLUMN) TOW/HAUL IND TRANSMISSION FLUID TEMPERATURE GAUGE TRIP ODOMETER TRIP/ FUEL UNDERHOOD FUSE BLOCK (AT LEFT SIDE OF ENGINE COMPT, NEAR BATTERY) VEHICLE INFO VOLTMETER VSC IND WARNING SYSTEM WIPER/WASHER SYSTEM YEL 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

5-VOLT REFERENCE AIR BAG IGN FUSE 34 AUX HVAC IGN FUSE 41 AUXILIARY AIR TEMPERATURE ACTUATOR AUXILIARY MODE ACTUATOR BLK WIRE BODY CONTROL MODULE (BCM) DK BLU WIRE ENGINE CONTROL MODULE (ECM) FROM PWR/TRN PCB RELAY (DIAGRAM 3 OF 4) HVAC IGN FUSE 46 IGN IGNITION SWITCH INFLATABLE RESTRAINT I/P MODULE DISABLE SWITCH INFLATABLE RESTRAINT PASSENGER AIR BAG ON/OFF INDICATOR INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE (SDM) INSIDE REARVIEW MIRROR (ISRVM) INSTRUMENT PANEL CLUSTER (IPC) KEY IGNITION SWITCH LEFT MODE AIR ACTUATOR TEMPERATURE ACTUATOR MISC IGN FUSE 37 NCA WIRE OF DASH BEHIND END TRIM PANEL) OFF ORG/ WIRE PNK PNK WIRE PNK WIRE REARVIEW CAMERA (IF EQUIPPED) RECIRCULATION ACTUATOR RED WIRE RED/WHT WIRE RIGHT AIR TEMPERATURE ACTUATOR RIGHT I/P JUNCTION BLOCK (RIGHT SIDE RUN WIRE RUN/CRNK RELAY SEO FUSE 45 THEFT DETERRENT MODULE (TDM) TO ECM IGN FUSE (DIAGRAM 2 OF 4) TRANSFER CASE SHIFT CONTROL MODULE TRANSMISSION CONTROL MODULE (TCM) WHT WIRE YEL 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

12 2 PNK WIRE 4 9 PNK WIRE AUTOMATIC DAY/NIGHT MIRROR SIG AUX HVAC IGN FUSE 41 BACKUP LAMP RLY CTRL BLK WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN/WHT WIRE DRAIN DRIVER DOOR LOCK/ WINDOW SWITCH DRIVER OUTSIDE REARVIEW MIRROR ELECTROCHROMIC MIRROR GROUND GRY WIRE GRY/BLK WIRE HIGH SPEED SER DATA BUS- HOT W/ RUN/ CRANK RELAY ENERGIZED I/P FUSE BLOCK (ON LOWER LEFT SIDE OF I/P, BEHIND ACCESS PANEL) IGN INSIDE REARVIEW MIRROR (ISRVM) LOGIC LOW REF LT BLU WIRE NAVIGATION SYSTEM NCA WIRE OUTSIDE AIR TEMP DISPLAY OUTSIDE AIR TEMPERATURE SIG PNK PNK WIRE PNK WIRE POWER DISTRIBUTION SYSTEM TAN WIRE TAN/BLK WIRE UNDERHOOD FUSE BLOCK (AT LEFT SIDE OF ENGINE COMPT, NEAR BATTERY) VIDEO+ WHT WIRE YEL WIRE