Hummer H2 I (2002-2007) red Wiring diagrams

ABS FUSE FUSE ABS IND. BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (ON TOP LEFT SIDE OF DASH, ABOVE I/P FUSE BLOCK) BRAKE FLUID LEVEL SWITCH (ON LEFT SIDE OF BRAKE FLUID RESERVOIR) BRAKE IND BRN WIRE BRN/WHT WIRE DATA LINK CONNECTOR (DLC) (UNDER LEFT SIDE OF DASH, BELOW STEERING COLUMN) DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE ELECTRONIC BRAKE CONTROL MODULE (EBCM) ETC/ECM FUSE GRY WIRE HOT AT ALL TIMES HOT IGNITION 1 RELAY ENERGIZED HOT IN RUN OR START I/P FUSE BLOCK (ON LOWER LEFT SIDE OF DASH) STOP FUSE IGN 1 IGN E FUSE ILLUM INSTRUMENT PANEL CLUSTER LF WHL SPD LF WHL SPD LR WHL SPD LR WHL SPD LNG RATE LO REF LONGITUDINAL ACCELEROMETER (BEHIND CENTER OF DASH) LT BLU WIRE LT GRN WIRE ORG/ WIRE PARK BRAKE PARK BRAKE SWITCH PNK PNK WIRE PNK WIRE PPL PPL/WHT WIRE RED WIRE RF WHL SPD RF WHL SPD STOP LP SW RIGHT FRONT WHEEL SPEED SENSOR (ON RIGHT FRONT WHEEL HUB ASSEMBLY) RIGHT REAR WHEEL SPEED SENSOR (ON RIGHT REAR WHEEL HUB ASSEMBLY) SERIAL DATA SPLICE PACK STOP LP FUSE STOP- LAMP SWITCH (ON TOP OF BRAKE PEDAL BRACKET) TAN WIRE TRACTION CONTROL IND TRACTION CONTROL OFF IND TRACTION CONTROL SWITCH TRANSFER CASE SHIFT CONTROL MODULE UNDERHOOD FUSE BLOCK (AT LEFT SIDE OF ENG COMPT, NEAR BATTERY) WHT WIRE YEL 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

113 328 HEADLIGHTS SYSTEM INTERIOR LIGHTS SYSTEM 1796 254 1970 SOUND SYSTEM DOOR LOCKS SYSTEM HEADLIGHTS SYSTEM 2090 11 INTERIOR LIGHTS SYSTEM HEADLIGHTS SYSTEM 2353 1382 4040 1732 230 2240 INTERIOR LIGHTS SYSTEM INTERIOR LIGHTS SYSTEM 710 308 COMPUTER DATA LINES SYSTEM EXTERIOR LIGHTS SYSTEM 812 1140 1969 1080 1353 ANTI-THEFT SYSTEM AIR CONDITIONING SYSTEM BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (ON LOWER LEFT SIDE OF DASH, BELOW STEERING COLUMN) BRN/WHT WIRE CLASS 2 SERIAL DATA CLASS 2 SERIAL DATA PARK LAMP SW ON SIG DEFOGGER SYSTEM DIMMING INPUT SIG HEADLAMP DIMMER SW SIG DK BLU WIRE DK GRN WIRE DOOR LOCKS SYSTEM DRIVER SUNLOAD SENS SIG GROUND FUSE GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES I/P FUSE BLOCK I/P RELAY BLOCK INTERIOR LIGHTS SYSTEM INTERIOR LIGHTS SYSTEM LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE ORG/ WIRE ORG/BLK WIRE PNK WIRE PNK/BLK WIRE PPL PPL/WHT WIRE REAR DEFOG RLY CTRL REAR DOOR LOCK RLY CTRL RED WIRE RED/WHT WIRE STEERING CTRL SUPPLY VOLT REAR DOOR UNLOCK CTRL HEADLAMP LOW BEAM RELAY CTRL TAN/BLK WIRE TBC BATT FUSE TOW/HAUL SW SIG TRANSMISSIONS SYSTEM UNDERHOOD FUSE BLOCK WHT WIRE WINDSHIELD WIPER SW SIG 2 INTERIOR LAMP DEFEAT SW SIG PPL YEL 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 SWITCH A/C REF PRE SENS SIG A/C REFRIGERANT PRESSURE SENSOR (IN REAR OF A/C COMPRESSOR) BLK WIRE CLASS 2 SER DATA LO PRESS SENS SIG CLASS 2 SERIAL DATA DK BLU WIRE DK GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN RUN OR START HVAC CONTROL MODULE (BEHIND CENTER OF DASH) IGN E FUSE LOGIC LOW REF POWERTRAIN CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) RED WIRE UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT, NEAR BATTERY) WHT WIRE

AIR SUSP RLY GND AIR SUSPENSION COMPRESSOR AIR SUSPENSION EXHAUST VALVE (ATTACHED TO RIGHT SIDE OF COMPRESSOR HEAD) AIR SUSPENSION INFLATOR SWITCH (IN RIGHT REAR OF CARGO AREA, NEAR "D" PILLAR) AIR SUSPENSION MODULE (NEAR RIGHT FRONT OF COMPRESSOR) AIR SUSPENSION PRESSOR SENSOR BLK WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DK BLU/WHT WIRE DK GRN WIRE FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN HVAC/ ECAS FUSE I/P FUSE BLCK (ON LOWER LEFT SIDE OF DASH) LT BLU WIRE LT GRN WIRE ORG/ WIRE ORN/ PPL PPL 3 2 1 RED WIRE RIDE HEIGHT SWITCH RIGHT REAR AIR SUSPENSION INLET VALVE LEFT REAR AIR SUSPENSION INLET VALVE RR AIR SUSP SEN SIG LR AIR SUSP SENS SIG RIDE HEIGHT SW SIG LO REF GROUND RUN WIRE UNDERHOOD FUSE BLOCK (AT LEFT SIDE OF ENG COMPT, NEAR BATTERY) VSES/ ECAS FUSE WHT WIRE YEL WIRE

AIR SUSP RLY GND AIR SUSPENSION COMPRESSOR 1 AIR SUSPENSION COMPRESSOR 2 AIR SUSPENSION EXHAUST VALVE (ATTACHED TO RIGHT SIDE OF COMPRESSOR HEAD) AIR SUSPENSION INFLATOR SWITCH (IN RIGHT REAR OF CARGO AREA, NEAR "D" PILLAR) AIR SUSPENSION MODULE (NEAR RIGHT FRONT OF COMPRESSOR) AIR SUSPENSION PRESSOR SENSOR BLK WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DK BLU/WHT WIRE DK GRN WIRE FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN HVAC/ ECAS FUSE I/P FUSE BLCK (ON LOWER LEFT SIDE OF DASH) LT BLU WIRE LT GRN WIRE ORG/ WIRE ORN/ PPL PPL 3 2 1 RED WIRE RIDE HEIGHT SWITCH RIGHT REAR AIR SUSPENSION INLET VALVE LEFT REAR AIR SUSPENSION INLET VALVE RR AIR SUSP SEN SIG LR AIR SUSP SENS SIG RIDE HEIGHT SW SIG LO REF GROUND RUN WIRE UNDERHOOD FUSE BLOCK (AT LEFT SIDE OF ENG COMPT, NEAR BATTERY) VSES/ ECAS FUSE WHT WIRE YEL WIRE YEL YEL WIRE

3-2 SS CTRL REF LOW A/C SYSTEM ANTI-LOCK BRAKES SYS 771 420 776 48 1744 846 1101 625 451 B+ CLS 2 DATA CLS 2 DATA BLK WIRE BLK/ WHT WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES CIRCUIT DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE ELECTRONIC SUSPENSION SYSTEM FUEL INJECTORS FUSE FUSE FUSE GRY WIRE HOT AT ALL TIMES HOT IN ACCY, RUN, START HOT IN RUN, START I/P FUSE BLOCK IGN 0 FUSE INJ 3 CTRL INJ 2 CTRL INJ 7 CTRL INJ 4 CTRL KS SIGNAL KS SIGNAL CKP SIG LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE OIL LEV SW SIG ORG/ WIRE ORG/BLK WIRE PCMB FUSE PNK 1 2 3 4 5 WIRE PNK PNK 25 26 WIRE PNK PNK 6 7 WIRE PNK PNK WIRE PNK WIRE PNK/BLK WIRE PNK/WHT WIRE POWERTRAIN CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) PPL PPL PPL PPL/WHT WIRE PRND B SIG CMP SIG ECT SIG IGN INJ 5 CTRL INJ 8 CTRL RANGE B RANGE C IGN B+ REF LOW RED WIRE RED/BLK WIRE REF LOW REF LOW (A/T) REF LOW REF LOW GND SERIAL DATA (-) SERIAL DATA (+) STARTING/ CHARGING SYSTEM TAN WIRE TAN/WHT WIRE UNDER- HOOD FUSE BLOCK WHT WIRE YEL WIRE YEL/BLK WIRE

BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE DK BLU WIRE DK BLU/WHT WIRE DK GRN/WHT WIRE ENGINE COOLANT TEMPERATURE SENSOR (FRONT OF LEFT CYLINDER HEAD) ENGINE OIL LEVEL SWITCH (LOWER RIGHT SIDE OF OIL PAN) FUEL PUMP RELAY FUEL PUMP, SENDER ASSEMBLY (PRIMARY) (IN FUEL TANK) GRY WIRE HEATED OXYGEN SENSOR (BANK 1 SENSOR 1) (LEFT EXH PIPE, BEFORE CONVERTER) HEATED OXYGEN SENSOR (BANK 1 SENSOR 2) (LEFT EXH PIPE, AFTER CONVERTER) HEATED OXYGEN SENSOR (BANK 2 SENSOR 1) (RIGHT EXH PIPE, BEFORE CONVERTER) HEATED OXYGEN SENSOR (BANK 2 SENSOR 2) (RIGHT EXH PIPE, AFTER CONVERTER) HOT AT ALL TIMES KNOCK SENSOR 1 (UNDER INTAKE MANIFOLD) KNOCK SENSOR 2 (UNDER INTAKE MANIFOLD) LT BLU WIRE LT GRN WIRE NCA WIRE ORG/BLK WIRE PARK/NEUTRAL POSITION SWITCH (LEFT SIDE OF TRANSMISSION) PCM B FUSE PNK 1 2 3 4 5 WIRE PNK PNK 25 26 WIRE PNK PNK 6 7 WIRE PNK PNK WIRE PNK WIRE PNK/BLK WIRE PPL PPL PNK PNK WIRE PPL PPL PPL/WHT WIRE RED WIRE RED/WHT WIRE TAN WIRE TAN/WHT WIRE UNDER- HOOD FUSE BLOCK WHT WIRE WHT/ BLK WIRE YEL WIRE

1-2 SOL 2-3 SOL 3-2 SOL 30 31 32 PNK WIRE A/T FLUID PRESSURE MANUAL VALVE POSITION SWITCH AUTOMATIC TRANSAXLE BLK WIRE BLK/WHT WIRE BLU WIRE BRAKE FUSE BRN WIRE BRN/WHT WIRE CAMSHAFT POSITION SENSOR (TOP CENTER REAR OF ENGINE) DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE ENGINE OIL PRESSURE (EOP) SENSOR (TOP CENTER REAR OF ENGINE) EVAPORATIVE EMISSIONS (EVAP) CANISTER PURGE SOLENOID (BEHIND THROTTLE BODY) EVAPORATIVE EMISSIONS CANISTER VENT SOLENOID (RIGHT FRONT SIDE OF FUEL TANK) FUEL TANK PRESSURE SENSOR (ON FUEL TANK) GRY DK GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN RUN I/P FUSE BLOCK LT BLU WIRE LT BLU/WHT WIRE LT GRN GRY WIRE LT GRN WIRE LT GRN/BLK WIRE MANIFOLD ABSOLUTE PRESSURE SENSOR (TOP REAR OF ENGINE) ORG/ WIRE ORG/BLK WIRE PC SOL VALVE PNK PNK PNK WIRE PNK WIRE PNK/BLK WIRE PPL PPL PNK PNK WIRE PPL/WHT WIRE RED WIRE RED/BLK WIRE RED/WHT WIRE REV STOP LAMP SWITCH (TOP OF BRAKE PEDAL BRACKET) STOP LPS FUSE TAN (OR BLK) WIRE TAN/BLK WIRE TAN/WHT WIRE TCC PWM SOL TCC SOL TFT SENSOR UNDER- HOOD FUSE BLOCK UNDERHOOD FUSE BLOCK VEHICLE SPEED SENSOR (RIGHT REAR OF TRANSMISSION) WHT WIRE YEL WIRE YEL/BLK WIRE

28 29 30 PNK WIRE 30 31 32 PNK WIRE 9 10 PNK WIRE ACCELERATOR PEDAL POSITION SENSOR (BEHIND ACCELERATOR PEDAL) ACT CNTRL APP SENS 1 APP SENS 2 BLK WIRE BLK/WHT WIRE BRN WIRE CRUISE CONTROL SYSTEM CRUISE REQ DATA DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE ECT/ECM FUSE FUSE GROUND GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN RUN OR START HOT IN RUN, START I/P FUSE BLOCK IGN ING 0 FUSE LT BLU WIRE LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE ORG/ WIRE ORG/BLK WIRE PNK PNK PNK WIRE PNK PNK WIRE PNK WIRE PPL PPL PNK PNK WIRE PPL/WHT WIRE R/A INPUT RED WIRE RED/BLK WIRE RED/WHT WIRE REF LOW S/C INPUT SIGNAL STP LP IN TAC CTRL TAN WIRE TAN/BLK WIRE TAN/WHT WIRE THROTTLE ACTUATOR CONTROL MODULE (RIGHT REAR OF ENGINE COMPT) TP SENS 1 TP SENS 2 UNDERHOOD FUSE BLOCK VEH STOP FUSE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE