Hummer H3 I (2005-2010) yel Wiring diagrams

BLK WIRE BLK/RED WIRE BODY CONTROL MODULE (BCM) (BEHIND RIGHT FRONT KICK PANEL) BRN WIRE DRIVER BACK HEATED SEAT ELEMENT (IN DRIVER SEAT BACK) DRIVER CUSHION HEATED SEAT ELEMENT (IN DRIVER SEAT BOTTOM) DRIVER HEATED SEAT MODULE (IN DRIVER SEAT BOTTOM) DRIVER SEAT LUMBAR ADJUSTER SWITCH HIGH/LOW STATUS IND BULB HOT AT ALL TIMES HTD/SEATS FUSE 1 HVAC RELAY 87 IGN 3 RLY COIL LOW HIGH NCA WIRE ORG/ WIRE PASSENGER HEATED SEAT CIRCUIT PNK WIRE PWR HTR SWITCH FUSE 53 RED WIRE RED/BLK WIRE UNDERHOOD FUSE BLOCK (ABOVE LEFT FRONT WHEEL WELL) WHT WIRE YEL WIRE

BACK DN BLK WIRE DK BLU WIRE DK GRN WIRE DN UP DRIVER SEAT ADJUSTER MOTOR ASSEMBLY (UNDER DRIVER SEAT) DRIVER SEAT ADJUSTER SWITCH FRONT VERTICAL FUSE HOLDER POWER SEAT HORIZ- ONTAL HOT AT ALL TIMES LT BLU WIRE LT GRN WIRE LUMBAR CIRCUIT NCA WIRE ORG/ WIRE PWR SEATS FUSE 61 REAR VERTICAL SEAT CIRCUIT BREAKER TAN WIRE UNDERHOOD FUSE BLOCK (ABOVE LEFT FRONT WHEEL WELL) YEL WIRE

AMBIENT AIR TEMP SENSOR LOW REF AMBIENT AIR TEMPERATURE SENSOR (ATTACHED TO FRONT CENTER OF RADIATOR SUPPORT) BARE BLK WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE CRUISE/ MISC FUSE 35 DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE EMERGENCY SWITCH GREEN LED HOT AT ALL TIMES HOT IN RUN OR START UNDERHOOD FUSE BLOCK (ABOVE LEFT FRONT WHEELWELL) IGN INSIDE REARVIEW MIRROR KEYPAD CTRL KEYPAD GREEN LED SIG KEYPAD RED LED SIG WIRE LOGIC LT BLU WIRE LT GRN/BLK WIRE NAVIGATION SYSTEM ONSTAR BUTTON ASSEMBLY ONSTAR SWITCH PHONE SWITCH RED LED WIRE RUN/ CRNK RELAY 78 SIG KEYPAD SUPPLY VOLT YEL WIRE YEL/BLK WIRE

1969 544 1970 317 PPL AMBIENT LIGHT SENSOR (RIGHT SIDE OF DASH UPPER TRIM PANEL) BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (BEHIND RIGHT FRONT KICK PANEL) BRN WIRE CLASS 2 DATA DK BLU WIRE DRL FUSE 39 DRL IND LOGIC DRL RELAY 79 FLASH TO PASS FOG/LP FUSE 24 FOG/LP RELAY 69 FRONT FOG LAMP SWITCH AUTO FRONT FOG LAMP IND OFF HDLP RELAY 75 HEAD ON HEADLAMP DIMMER SWITCH HEADLAMP SWITCH HI BM RLY CTRL DRL RLY CTRL HDLP RLY CTRL FOG LP RLY CTRL HI/LO BEAM RELAY 70 HIGH BEAM HIGH BEAM IND HOT AT ALL TIMES IGN INSTRUMENT PANEL CLUSTER LEFT FRONT FOG LAMP RIGHT FRONT FOG LAMP LEFT HEAD- LAMP LH HDLP FUSE 41 LT BLU WIRE LT BLU/WHT WIRE ORG/ WIRE PARK PARK BRAKE SWITCH (LEFT LOWER SIDE OF DASH) PK BRAKE SW SIG PNK WIRE PNK/WHT WIRE PPL PPL 524 1356 1807 HDLP DIM SW SIG FLASH TO PASS CLASS 2 SER DATA PPL CLASS 2 SERIAL DATA PPL PPL PPL/WHT WIRE RED WIRE RH HDLP FUSE 40 RIGHT HEAD- LAMP TURN SIGNAL/ MULTI-FUNCTION SWITCH UNDERHOOD FUSE BLOCK (ABOVE LEFT FRONT WHEELWELL) WHT WIRE YEL WIRE

12 15 MIL SERIAL DATA PPL 2 59 60 PPL SERIAL DATA SEAT BELT SW SEAT BELT SW 24 40 LOW REF 5 VOLT REF 1 3.7L 44 27 PPL PNK SERIAL DATA BRK FLUID LVL WIRE 5.3L 8 9 10 11 12 13 14 15 16 17 18 CHARGING IND ABS IND. ACCESSORY SWITCH AIR BAG IND BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (BEHIND RIGHT FRONT KICK PANEL) BRAKE FLUID LEVEL SWITCH (ON LEFT SIDE OF BRAKE FLUID RESERVOIR) BRAKE IND BRN/WHT WIRE CHIME CLSTR FUSE 19 COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM 1807 238 CRUISE IND DK BLU WIRE DRIVER INFORMATION CENTER (DIC) DRIVER SEAT BELT BUCKLE DRIVER SEAT BELT SWITCH ECT SENSE ELECTRONIC BRAKE CONTROL MODULE (EBCM) (LEFT OF MASTER CYLINDER) ENGINE CONTROLS SYSTEM ENGINE COOLANT TEMPER- ATURE GAUGE ENGINE COOLANT TEMPERATURE (ECT) SENSOR (FRONT LEFT OF ENGINE) ENGINE OIL PRESSURE (EOP) SWITCH (3.7L) (ABOVE OIL FILTER) FUEL GAUGE FUEL PUMP, SENDER ASSEMBLY (MOUNTED ON TOP OF FUEL TANK) GRY WIRE HIGH BEAM IND 1 2 3 4 5 6 7 HOT AT ALL TIMES IGN ILLUMINATION (4 BULBS) INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE (SDM) (BENEATH LOWER CONSOLE) INSTRUMENT PANEL CLUSTER (IPC) LEFT TURN IND LOGIC LOW REF LOW TIRE PRESSURE IND LT BLU WIRE MALFUNCTION IND NCA WIRE OIL GAUGE OIL PRESS OIL PRESSURE IND ORG/ WIRE PARK BRAKE SWITCH (LEFT LOWER SIDE OF DASH) PASSENGER SEAT BELT BUCKLE PASSENGER SEAT BELT SWITCH PASSENGER SEAT BELT IND PNK WIRE PPL PPL FUEL LEVEL PPL PPL PPL PPL SERIAL DATA SERIAL DATA PRK BRK SW SERIAL DATA PPL RED WIRE RIGHT TURN IND SEAT BELT IND SECURITY IND SENSOR SIG SERIAL DATA SERIAL DATA GROUND BATTERY SPEEDO- METER TACHO- METER TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TRACTION CONTROL IND TRIP ODOMETER TRIP RESET SWITCH UNDERHOOD FUSE BLOCK (ABOVE LEFT FRONT WHEELWELL) UP SHIFT IND VOLTS WHT WIRE YEL WIRE

BLK WIRE DK BLU WIRE DK GRN WIRE FRONT VERTICAL FUSE HOLDER POWER SEAT FWD UP HORIZ- ONTAL HOT AT ALL TIMES LT BLU WIRE LT GRN WIRE LUMBAR CIRCUIT ORG/ WIRE PASSENGER SEAT ADJUSTER MOTOR ASSEMBLY (UNDER PASSENGER SEAT) PASSENGER SEAT ADJUSTER SWITCH PWR SEATS FUSE 61 REAR VERTICAL RWD SEAT CIRCUIT BREAKER TAN WIRE UNDERHOOD FUSE BLOCK (ABOVE LEFT FRONT WHEEL WELL) UP DN YEL WIRE

-MTR FUSE 67 -SOL FUSE 64 AMP FUSE 38 E-BRAKE FUSE 83 AUDIO AMPLIFIER AUX PWR 1 FUSE 51 AUX PWR 2 FUSE 45 BATTERY BLK WIRE BLUNT CUT) BODY CONTROL MODULE BODY CONTROL MODULE (BCM) CLSTR FUSE 19 CNSTR VENT FUSE 31 DATA LINK CONNECTOR (DLC) DIODE DRIVER DOOR LEFT REAR LOCK/ WINDOW WINDOW SWITCH SWITCH DRIVER DOOR LOCK/ WINDOW SWITCH DRIVER HEATED SEAT CUSHION ELEMENT ELECTRONIC BRAKE CONTROL MODULE (EBCM) ENGINE CONTROL MODULE (ECM) EVAPORATIVE EMISSION (EVAP) CANISTER VENT SOLENOID VALVE FROM AUX PWR 1 FUSE 51 (DIAGRAM 1 OF 4) FROM REAR TRN/ HAZRD FUSE 20 (DIAGRAM 1 OF 4) FRT TRN/ HAZRD/ CTSY MIR FUSE 56 BCM FUSE 14 GENERATOR HTD/SEATS FUSE 1 SDARS FUSE 50 HVAC CONTROL MODULE I/P AUXILIARY POWER OUTLET INSTRUMENT PANEL CLUSTER (IPC) LT PWR WNDW FUSE 68 MEGAFUSE FUSE 91 NCA WIRE ORG/ WIRE PASSENGER HEATED SEAT MODULE PCM CNTRL RELAY 77 PCM-B FUSE 25 PWR/ LKS FUSE 8 RADIO RAP/ ACCY RELAY 88 S/ROOF FRT/WPR FUSE 9 RDO FUSE 13 REAR AUXILIARY POWER OUTLET REAR TRN/HAZRD FUSE 20 REAR WINDOW WASHER FLUID PUMP REAR WINDOW WIPER MODULE REAR WINDOW WIPER/ WASHER SWITCH REAR WPR SWITCH/PUMP FUSE 16 REAR/WPR MTR FUSE 15 RED WIRE RIGHT PASSENGER REAR DOOR LOCK/ WINDOW WINDOW SWITCH SWITCH RT PWR WNDW FUSE 63 SPO FUSE 10 STARTER STOP FUSE 54 TCCM FUSE 12 STOP TRANSFER CASE SHIFT LAMP SWITCH CONTROL MODULE STRTR FUSE 85 PWR S/ROOF FUSE 57 SUNROOF MODULE SUNROOF MOTOR TO ONSTAR FUSE (DIAGRAM 4 OF 4) TO PWR/ LOCK FUSE 8 (DIAGRAM 1 OF 4) TO PWR/TRN RELAY 81 (DIAGRAM 2 OF 4) TO RAP/ACCY RELAY 88 (DIAGRAM 1 OF 4) TRAILER CONNECTOR TRLR B+ FUSE 84 UNDERHOOD FUSE BLOCK (ABOVE LEFT FRONT WHEELWELL) W/ HD TRUCK TRAILER WIRING HARNESS W/ PREMIUM AUDIO BRANDED, AMPLIFIER SPEAKER SYSTEM YEL WIRE

3-2 SHIFT SOLENOID (SS) VALVE A/T ACCESSORY SWITCH AIR BAG FUSE 27 AIR PUMP FUSE 62 AIR PUMP RLY FUSE 17 BLK WIRE CRUISE REARVIEW CONTROL CAMERA RELEASE IMAGE SWITCH DISPLAY MODULE CRUISE/MISC FUSE 35 DK BLU WIRE DRIVER SEAT ADJUSTER SWITCH DRL FUSE 39 DRL RELAY 70 FOG/LP RELAY 69 FROM FUEL/ PUMP RELAY 66 (DIAGRAM 2 OF 4) FROM RAP/ ACCY RELAY 88 (DIAGRAM 1 OF 4) FRT/WIPER FUSE 6 FUEL PUMP RELAY 66 HDLP RELAY 75 HORN RELAY 74 INFLATABLE RESTRAINT FRONT PASSENGER PRESENCE SYSTEM (PPS) SENSOR INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE (SDM) INFLATABLE RESTRAINT VEHICLE ROLLOVER SENSOR INSIDE TURN REARVIEW SIGNAL/ MIRROR MULTI-FUNCTION SWITCH ON/OFF WIPER RELAY 72 ORG/ WIRE PASSENGER SEAT ADJUSTER SWITCH PASSENGER SEAT LUMBAR ADJUSTER SWITCH PNK PNK A/T IF EQUIPPED WIRE PNK WIRE POWER SEAT FUSE HOLDER PWR SEATS FUSE 61 PWR/TRN RELAY 81 RED WIRE RUN/ CRANK RELAY 78 RVC PWR FUSE 7 RVC VSENSE+ FUSE 32 SEAT CIRCUIT BREAKER SECONDARY AIR GENERATOR INJECTION (AIR) BATTERY PUMP RELAY CONTROL MODULE SPARE 6 FUSE 18 TRANS FUSE 34 TO AIR CMPRSR FUSE 11 (DIAGRAM 3 OF 4) TO BCK/UP FUSE 28 (DIAGRAM 3 OF 4) TO BODY CONTROL MODULE (DIAGRAM 4 OF 4) TO RUN/ CRANK RELAY 78 (DIAGRAM 2 OF 4) TORQUE CONVERTER CLUTCH PULSE WIDTH MODULATION (TCC PWM) SOLENOID VALVE TRANSMISSION CONTROL MODULE (TCM) UNDERHOOD FUSE BLOCK (ABOVE LEFT FRONT WHEELWELL) W/ AIR INJECTION ELECTRIC REACTOR SYSTEM WHT WIRE YEL WIRE

3 OF 4) ACCESSORY VOLTAGE BATT IGN SWITCH FUSE 5 BLK WIRE BLU WIRE BODY CONTROL MODULE (BCM) BODY CONTROL MODULE (BCM) (BEHIND RIGHT FRONT KICK PANEL) 5-VOLTS BRN WIRE DIGITAL RADIO RECEIVER DRIVER DOOR LOCK/ WINDOW SWITCH ENGINE CONTROL MODULE (ECM) FROM BATTERY (DIAGRAM 1 OF 4) FROM RR DEFOG RELAY 71 (DIAGRAM FROM RUN/CRANK RELAY 78 (DIAGRAM 2 OF 4) FRT/PRK FUSE 43 GRN WIRE IGN IGNITION SWITCH LEFT FRONT MARKER LAMP LEFT PARK/TURN SIGNAL LAMP LEFT REAR WINDOW SWITCH LEFT ROOF MARKER LAMP LEFT TAIL/STOP, TURN SIGNAL LAMP LH PRK FUSE 37 LICENSE LAMP MAIN BUNDLE) OFF ONSTAR FUSE ORG/ WIRE PASSENGER DOOR LOCK/ WINDOW SWITCH PRK/ LP RELAY 89 RED WIRE REFERENCE RIGHT FRONT MARKER LAMP RIGHT PARK/TURN SIGNAL LAMP RIGHT REAR WINDOW SWITCH RIGHT TAIL/STOP, TURN SIGNAL LAMP RR PRK FUSE 49 RUN WIRE RUN/ CRANK VOLTAGE THEFT DETERRENT MODULE (TDM) TRAILER CONNECTOR TRLR FUSE 55 UNDERHOOD FUSE BLOCK (ABOVE LEFT FRONT WHEELWELL) VEHICLE COMMUNICATION INTERFACE MODULE (VCIM) W/ DIGITAL AUDIO W/ ROOF MOUNTED MARKER LAMP WHT WIRE YEL WIRE

BLK WIRE BODY CONTROL MODULE (BEHIND RIGHT FRONT KICK PANEL) BRN WIRE DRIVER OUTSIDE REARVIEW MIRROR GRY WIRE HORZ HOT AT ALL TIMES FRT TRN/HAZRD CTSY MIR FUSE 56 INADVERTANT POWER SUPPLY VOLTAGE LEFT NCA WIRE OFF ORG/ WIRE OUTSIDE REARVIEW MIRROR SWITCH PASSENGER OUTSIDE REARVIEW MIRROR RED WIRE RIGHT RIGHT LEFT UNDERHOOD FUSE BLOCK (ABOVE LEFT FRONT WHEELWELL) VERT WHT WIRE YEL WIRE