Hummer H2 I facelift (2007-2009) lt blu Wiring diagrams

12-VOL REF AUTOMATIC TRANSMISSION AUTOMATIC TRANSMISSION FLUID PRESSURE (TFP) MANUAL VALVE POSITION SWITCH BLK WIRE BODY CONTROL MODULE (BCM) (ON LOWER LEFT SIDE OF COMPUTER DATA LINES SYSTEM CONTROL SOLENOID VALVE ASSEMBLY FROM AUTOMATIC TRANSMISSION (DIAGRAM 1 OF 2) FTP SWITCH 1 VOLTAGE FTP SWITCH 3 VOLTAGE FTP SWITCH 4 VOLTAGE FTP SWITCH 5 VOLTAGE GMLAN GMLAN SERIAL SERIAL DATA DATA BUS - BUS + I/P TO THE LEFT OF STEERING COLUMN) GRN WIRE I/P MULTI-FUNCTION SWITCH TOW/HAUL SWITCH INFLATABLE RESTRAINT STEERING WHEEL MODULE COIL (UNDER HORN PAD) INPUT SPEED SENSOR (ISS) INPUT SPEED SENSOR (OSS) SIGNAL INTERNAL MODE SWITCH ISS/OSS SUPPLY VOLTAGE LEFT STEERING WHEEL CONTROL SWITCH LT BLU WIRE LT GRN/BLK WIRE OUTPUT SPEED SENSOR (OSS) OUTPUT SPEED SENSOR (OSS) SIGNAL P/N PNK WIRE PPL PPL/WHT WIRE RED WIRE TAN WIRE TAN/BLK WIRE TAP UP/ TAP DOWN SW SIG TOW/HAUL SWITCH SIGNAL TRANSMISSION CONTROL MODULE (TCM) TRANSMISSION RANGE SWITCH SIG A TRANSMISSION RANGE SWITCH SIG B TRANSMISSION RANGE SWITCH SIG C TRANSMISSION RANGE SWITCH SIG P

1 2 3 B+ LF LO AUD SIG + RF LO AUD SIG + 1 2 8 CELL VOICE SIG LOW REF DRAIN WIRE 1999 1946 659 LR LO AUD SIG - RR LO AUD SIG - LOW REF 5149 5152 1792 PNK 2 4 5 WIRE 655 514 (OR PNK) BARE 7066 7066 6817 2550 1947 1546 2011 WIRE AUDIO W/ DVD NAVIGATION BARE BARE (SHIELD BLUNT CUT) BLK WIRE BRN WIRE BRN/WHT WIRE CELL VOICE SIG LOW REF DRAIN WIRE CELLULAR TELEPHONE MICROPHONE (LF HEADLINER, DRIVER SIDE) CELLULAR, NAVIGATION ANTENNA (AT TOP LEFT FRONT OF ROOF) COAX COAX COAX RADIO ANTENNA NAVIGATION ANTENNA COMPUTER DATA LO SPD SERIAL DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE DRAIN WIRE GRY WIRE HOT AT ALL TIMES INFRARED CTRL L AUD SIG LO SPD DATA LR LO AUD SIG - LT BLU WIRE LT BLU/BLK WIRE LT GRN/WHT WIRE MICROPHONE SIG (OR) VOICE SIG LO REF (OR) GND REMOTE ENABLE 4 5 6 ORG/ WIRE ORG/BLK WIRE PNK W/ ONSTAR WIRE PNK WIRE PNK/BLK WIRE PPL BARE PPL/WHT WIRE R AUD SIG RADIO RADIO ANTENNA (AT RIGHT FRONT OF VEHICLE) RDO FUSE 36 REAR SEAT AUDIO (RSA) CONTROLLER (AT REAR OF CENTER CONSOLE) RED/WHT WIRE RR LO AUD SIG + SATELLITE RADIO CIRCUIT SIG GND TAN WIRE TAN/WHT WIRE UNDERHOOD FUSE BLOCK (AT LEFT SIDE OF ENGINE COMPT, NEAR BATTERY) VIDEO DISPLAY CIRCUIT VIDEO DISPLAY CIRCUIT PPL BARE VSS W/O ONSTAR BARE WHT WIRE WHT/BLK WIRE YEL WIRE

AMP FUSE 35 AMPLIFIER CTRL RR LO AUD SIG + LR LO AUD SIG + RF LO AUD SIG + LF LO AUD SIG + AUDIO AMPLIFIER (UNDER FRONT FLOOR CONSOLE, BETWEEN FRONT SEATS) BLK WIRE BREAKOUT, 14 CM FROM BREAKOUT) BREAKOUT, 24 CM FROM FUSE BREAKOUT, 29 CM FROM FUSE BREAKOUT, 9 CM FROM BREAKOUT) BRN WIRE BRN/WHT WIRE CENTER I/P SPEAKER COMMUNICA- TION ENABLE COMPUTER DATA LINES SYSTEM CRUISE CONTROL SYSTEM DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE GRY WIRE HOT AT ALL TIMES I/P FUSE BLOCK (ON LOWER LEFT SIDE OF I/P, BEHIND ACCESS PANEL) LEFT D PILLAR SPEAKER RIGHT FRONT (SUV) TWEETER SPEAKER LEFT FRONT LEFT FRONT TWEETER SPEAKER SPEAKER LEFT REAR SPEAKER LR SPK OUT + LR SPK OUT - LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/WHT WIRE NCA WIRE NEXT ORG/ WIRE ORG/BLK WIRE PNK WIRE PREVIOUS RED/WHT WIRE RIGHT D PILLAR SPEAKER (SUV) RIGHT FRONT SPEAKER RIGHT I/P JUNCTION BLOCK (RIGHT SIDE OF DASH BEHIND END TRIM PANEL) RIGHT REAR SPEAKER RIGHT STEERING WHEEL CONTROL SWITCH RR LO AUD SIG - LR LO AUD SIG - RF LO AUD SIG - LF LO AUD SIG - REMOTE ENABLE SEEK SOURCE STEERING SIG SUBWOOFER SPEAKER TAN WIRE UNDERHOOD FUSE BLOCK (AT LEFT SIDE OF ENGINE COMPT, NEAR BATTERY) VOICE REC VOL DOWN VOL UP WHT WIRE YEL WIRE

1 2 3 B+ LF LO AUD SIG + RF LO AUD SIG + 1 2 8 CELL VOICE SIG LOW REF DRAIN WIRE 367 368 2099 SATELLITE RADIO CIRCUIT 372 388 1573 SATELLITE RADIO CIRCUIT 6817 2550 1947 1546 2011 INTERIOR LIGHTS SYSTEM AUDIO W/ DVD NAVIGATION BARE BARE (SHIELD BLUNT CUT) BARE DRAIN WIRE AUD PROMPT SIG - BLK WIRE BRN WIRE BRN/WHT WIRE CELL VOICE SIG LOW REF DRAIN WIRE CELLULAR TELEPHONE MICROPHONE (LF HEADLINER, DRIVER SIDE) CELLULAR, NAVIGATION ANTENNA (AT TOP LEFT FRONT OF ROOF) COAX COAX COAX RADIO ANTENNA NAVIGATION ANTENNA COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE DRAIN WIRE GRY WIRE HOT AT ALL TIMES INFRARED CTRL L AUD SIG LED DIMM SUPPLY GND LF LO AUD SIG - RF LO AUD SIG - DRAIN WIRE LO LEVEL AUD - WOOFER LO AUD - DRAIN WIRE PNK BARE LO SPD DATA LO SPD SERIAL DATA LR LO AUD SIG + RR LO AUD SIG + TELE VOICE SIG LR LO AUD SIG - LR LO AUD SIG - RR LO AUD SIG - LOW REF LT BLU WIRE LT BLU/BLK WIRE LT GRN/WHT WIRE NAVIGATION SYSTEM ORG/ WIRE ORG/BLK WIRE PNK 5149 5152 1792 2 4 5 WIRE PNK W/ ONSTAR WIRE PNK WIRE PNK/BLK WIRE PPL PPL BARE PPL/WHT WIRE R AUD SIG RADIO RADIO ANTENNA (AT RIGHT FRONT OF VEHICLE) RADIO AUDIO OUT - RADIO R AUD SIG DRAIN WIRE RDO FUSE 36 REAR SEAT AUDIO (RSA) CONTROLLER (AT REAR OF CENTER CONSOLE) RED/WHT WIRE RR LO AUD SIG + SIG GND TAN WIRE TAN/WHT WIRE UNDERHOOD FUSE BLOCK (AT LEFT SIDE OF ENGINE COMPT, NEAR BATTERY) VEH SIG VIDEO AUDIO W/ DVD NAVIGATION DISPLAY CIRCUIT VIDEO DISPLAY CIRCUIT W/O ONSTAR BARE WHT WIRE WHT/BLK WIRE YEL WIRE

5060 1955 1855 201 118 117 200 116 COMPUTER DATA LINES SYSTEM AMP FUSE 35 AUDIO AMPLIFIER (UNDER FRONT FLOOR CONSOLE, BETWEEN FRONT SEATS) BARE BLK WIRE BREAKOUT, 14 CM FROM BREAKOUT) BREAKOUT, 24 CM FROM FUSE BREAKOUT, 29 CM FROM FUSE BREAKOUT, 9 CM FROM BREAKOUT) BRN WIRE BRN/WHT WIRE CRUISE CONTROL SYSTEM DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE GRY WIRE HOT AT ALL TIMES I/P FUSE BLOCK (ON LOWER LEFT SIDE OF I/P, BEHIND ACCESS PANEL) L OR REAR WOOFER OUT + L WOOFER OUT - R WOOFER OUT - B+ 1 2 3 4 5 6 7 8 LEFT D PILLAR SPEAKER CENTER (SUV) I/P SPEAKER LEFT FRONT LEFT FRONT TWEETER SPEAKER SPEAKER LEFT REAR SPEAKER LF LO AUD SIG + LF LO AUD SIG - AUD PROMPT SIG + NOISE COMP SIG LR LO AUD SIG + LR LO AUD SIG - CEN LO AUD + CEN LO AUD - LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/WHT WIRE NCA WIRE NEXT NOISE COMPENSATION MICROPHONE NOISE SIG DRAIN WIRE BARE ORG/ WIRE ORG/BLK WIRE PNK WIRE PPL PREVIOUS R WOOFER OUT + GND RED/WHT WIRE RF LO AUD SIG + RF LO AUD SIG - AUD PRMT SIG - DRAIN WIRE RIGHT D PILLAR SPEAKER (SUV) RIGHT FRONT SPEAKER RIGHT FRONT TWEETER SPEAKER RIGHT I/P JUNCTION BLOCK (RIGHT SIDE OF DASH BEHIND END TRIM PANEL) RIGHT REAR SPEAKER RIGHT STEERING WHEEL CONTROL SWITCH RR LO AUD SIG + RR LO AUD SIG - WOOFER LO AUD + WOOFER LO AUD - SEEK SOURCE STEERING SIG SUBWOOFER SPEAKER TAN WIRE TION ENABLE COMMUNICA- UNDERHOOD FUSE BLOCK (AT LEFT SIDE OF ENGINE COMPT, NEAR BATTERY) VOICE REC VOL DOWN VOL UP WHT WIRE YEL WIRE

1 2 3 4 5 6 7 8 B+ GND BACK CUSHION IND BACK IND BACK SWITCH BACK/ CUSHION SWITCH BLK WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE GND ELEMENT CTRL GND ELEMENT CTRL PNK WIRE HOT AT ALL TIMES I/P FUSE BLOCK (ON LOWER LEFT SIDE OF I/P, BEHIND ACCESS PANEL) LEFT REAR CUSHION HEATED SEAT ELEMENT (UNDER RIGHT REAR SEAT CUSHION UPHOLSTERY) LOGIC REAR SEAT AUDIO (RSA) CONTROL LOW REF LT BLU WIRE NCA WIRE ORG/ WIRE PNK WIRE REAR HEATED SEAT CONTROL MODULE (UNDER FRONT OF LEFT REAR SECOND ROW SEAT) REAR SEAT FUSE RED/WHT WIRE RIGHT REAR CUSHION HEATED SEAT ELEMENT (UNDER LEFT REAR SEAT CUSHION UPHOLSTERY) SENS SIG SERIAL DATA WHT/BLK WIRE

AIR BAG AUX- IGN HVAC-IGN FUSE 34 FUSE 41 B+ IGN I/P MOD DISABLE SW SIG I/P MOD SUPP IND CTRL PNK WIRE BLK WIRE BLK/WHT WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DISABLE SWITCH DK GRN WIRE DRIVER SEAT BELT BUCKLE DRIVER SEAT BELT PRETENSIONER (PART OF DRIVER SEAT BELT RETRACTOR ASSEMBLY) DRIVER SEAT BELT SWITCH GRN WIRE GRY WIRE HOT AT ALL TIMES AIR BAG BATT FUSE 38 HOT IN ON OR START INFLATABLE RESTRAINT I/P MODULE INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE (SDM) (UNDER LEFT FRONT SEAT) INFLATABLE RESTRAINT VEHICLE LEFT I/P JUNCTION BLOCK LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE NCA WIRE ORG/ WIRE ORG/BLK WIRE PNK LOW REFERENCE WIRE PNK PNK WIRE PNK WIRE PNK/BLK WIRE PPL/WHT WIRE RED/WHT WIRE ROLL OVER SENS HI SIG L SEAT BELT SW ROLLOVER SENSOR (BELOW CENTER CONSOLE IN FRONT OF AUDIO AMPLIFIER) SHORTING BAR TAN WIRE TAN/BLK WIRE TAN/ORG WIRE TAN/WHT WIRE UNDERHOOD FUSE BLOCK (AT LEFT SIDE OF ENGINE COMPT, NEAR BATTERY) WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

AIR BAG IND AIR BAG OFF IND AIR BAG ON IND BLK WIRE BLK/WHT WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE GRY WIRE ILLUM INFLATABLE RESTRAINT PASSENGER AIR BAG ON/OFF INDICATOR INFLATABLE RESTRAINT STEERING WHEEL MODULE (UNDER HORN PAD) INSTRUMENT PANEL CLUSTER (IPC) LEFT FRONT INFLATABLE RESTRAINT SIDE IMPACT SENSOR (SIS) (INSIDE DRIVER DOOR) LEFT REAR INFLATABLE RESTRAINT LOGIC LT BLU WIRE LT BLU/WHT WIRE LT GRN/BLK WIRE ORG/ WIRE PNK WIRE PNK/BLK WIRE PPL PPL/WHT WIRE RESTRAINT FRONT END SENSOR SEAT BELT IND SHORTING BAR SIDE IMPACT SENSOR (SIS) (INSIDE LEFT REAR DOOR) TAN WIRE TAN/ORG WIRE WHT WIRE WHT/ BLK WIRE WHT/BLK WIRE YEL 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

13 6 LO SPD SERIAL DATA REMOTE ENABLE 14 1 2 3 4 PNK INFRARED CTRL L AUD SIG GND R AUD SIG DRAIN WIRE AUDIO AMPLIFIER (UNDER FRONT FLOOR CONSOLE, BETWEEN FRONT SEATS) AUDIO VIDEO ADAPTER (REAR OF CENTER CONSOLE BELOW REAR SEAT AUDIO CONTROL) AUXILIARY AUD R SIG AUXILIARY AUD L SIG DRAIN WIRE BARE BARE (BLUNT CUT) BARE 1 2 3 4 5 6 7 8 GND BARE BARE BARE PPL BLK WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DK GRN WIRE DVD VID SIG + DVD VID SIG - GND B+ REMOTE ENABLE VID BRIGHT SIG VIDEO MODE SIG HOT AT ALL TIMES INFO (AT LEFT SIDE OF FUSE ENGINE COMPT, NEAR BATTERY) INFRARED TRANSMITTER (IN ROOF-MOUNTED DVD SYSTEM) LOW REF L INFRARED AUD SIG GND R INFRARED AUD SIG GND LT BLU WIRE LT GRN/BLK WIRE NCA WIRE ORG/BLK WIRE PNK WIRE PNK/BLK WIRE PPL PPL AUXILIARY VID HI SIG PPL/WHT WIRE R INFRARED AUD SIG RADIO REAR SEAT AUDIO (RSA) CONTROLLER (AT REAR OF CENTER CONSOLE) RED/WHT WIRE REMOTE ENABLE TAN/WHT WIRE UNDERHOOD FUSE BLOCK VIDEO DISPLAY (IN HEADLINER BETWEEN FRONT, SECOND ROW SEATING) WHT WIRE WHT/BLK WIRE YEL WIRE