Hummer H3 I (2005-2010) serial data (-) serial data (+) Wiring diagrams

BARE BARE (BLUNT CUT) BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE COAX COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE GROUND GRY WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER SYSTEM LEFT AUDIO SIG AUDIO COMM SIG DRAIN WIRE LEFT FRONT SPEAKER LEFT FRONT TWEETER SPEAKER LEFT REAR SPEAKER LF OUT - LF OUT + RR OUT + RR OUT - GROUND B+ LR OUT - LR OUT + RF OUT + RF OUT - LT BLU WIRE LT GRN WIRE ORG/ WIRE ORG/BLK WIRE PNK/BLK WIRE PPL PPL 1807 1807 PPL SERIAL DATA RIGHT AUD SIG LEFT AUD SIG COMMON SIG LEFT AUD SIG COMMON SIG RADIO RADIO ANTENNA RDO FUSE 13 RIGHT FRONT SPEAKER RIGHT FRONT TWEETER SPEAKER SATELLITE RADIO CIRCUIT SERIAL DATA (-) SERIAL DATA (+) TAN WIRE UNDERHOOD FUSE BLOCK (ABOVE LEFT FRONT WHEELWELL) VSS YEL WIRE

1807 1807 PPL PPL BARE BARE (BLUNT CUT) BARE DRAIN WIRE BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE COAX COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE GROUND RADIO MUTE HOT AT ALL TIMES INSTRUMENT CLUSTER SYSTEM LEFT AUDIO SIG AUDIO COMM SIG DRAIN WIRE LF OUT - LF OUT + RR OUT + RR OUT - GROUND B+ LR OUT - LR OUT + RF OUT + RF OUT - LT GRN WIRE ORG/ WIRE ORG/BLK WIRE PNK RADIO ON SIG WIRE PNK WIRE PNK/BLK WIRE PPL SERIAL DATA RIGHT AUD SIG LEFT AUD SIG COMMON SIG LEFT AUD SIG COMMON SIG RADIO RADIO ANTENNA RDO FUSE 13 SATELLITE RADIO CIRCUIT SERIAL DATA (-) SERIAL DATA (+) TAN WIRE UNDERHOOD FUSE BLOCK (ABOVE LEFT FRONT WHEELWELL) VSS

4 HI 4 HI LOCK 4 LO LOCK 4-HI IND 4-HI LOCK IND 4-LO LOCK IND A ENCODER SIG ACCESSORY SWITCH BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (BEHIND RIGHT FRONT KICK PANEL) BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM CTRL IGN RLY DIFF LOCK DK BLU/WHT WIRE DRIVER INFORMATION CENTER (DIC) ENCODER LO REF ENGINE CONTROL MODULE (ECM) (RIGHT REAR CORNER OF ENGINE COMPT) GND BAT MOTOR CTRL A MOTOR CTRL B GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HVAC RELAY 87 IND INSTRUMENT PANEL CLUSTER (IPC) LO REF LOGIC LOW SIG LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE NCA WIRE NEUTRAL IND ORG/ WIRE P ENCODER SIG PNK WIRE PPL PPL PPL 10 11 PPL/WHT WIRE REAR DIFFERENTIAL LOCK ACTUATOR (MOUNTED TO CENTER OF REAR AXLE) RED WIRE RED/WHT WIRE SERIAL DATA (-) SERIAL DATA (+) SERIAL DATA B ENCODER SIG 4 HI IND NEU IND CTRL TAN/BLK WIRE TCCM FUSE 12 TCCM SWITCH FUSE 58 TRANSFER CASE ENCODER MOTOR (PART OF TRANSFER CASE) TRANSFER CASE SHIFT CONTROL MODULE (BEHIND GLOVE BOX) UNDERHOOD FUSE BLOCK (ABOVE LEFT FRONT WHEELWELL) YEL/BLK WIRE

AIR PUMP FUSE 62 AIR SOL FUSE 44 AIR SOL RELAY 80 BLK WIRE BRN WIRE BRN/WHT WIRE CLSTR FUSE 19 DK BLU/WHT WIRE DK GRN/WHT WIRE ENGINE OIL IND ETC FUSE 46 FUSE 47 EVAPORATIVE EMISSION (EVAP) CANISTER VENT SOLENOID VALVE (ABOVE SPARE TIRE) FUEL PUMP RELAY 66 FUEL PUMP, SENDER ASSEMBLY (MOUNTED ON TOP OF FUEL TANK) FUEL/PUMP FUSE 3 GRY WIRE HOT AT ALL TIMES INSTRUMENT PANEL CLUSTER (IPC) LOGIC MIL IND NCA WIRE ORG/ WIRE PCM-B FUSE 25 PNK PNK WIRE PNK WIRE PNK/BLK WIRE PPL PPL PPL COMPUTER DATA LINES SYSTEM PWR/TRN RELAY 81 RED WIRE SECONDARY AIR INJECTION (AIR) PUMP RELAY (TOP OF ENGINE, AT REAR OF INTAKE) SERIAL DATA (-) SERIAL DATA (+) UNDERHOOD FUSE BLOCK (ABOVE LEFT FRONT WHEELWELL) UP SHIFT IND WHT WIRE YEL WIRE