Chevrolet Tahoe III (2006-2014) ecm batt fuse 12 Wiring diagrams

2500 2501 451 COMPUTER DATA LINES SYSTEM 28 27 73 72 51 73 SER DATA BUS+ SER DATA BUS- GROUND 71 72 66 67 VSS HI SIG VSS LO SIG 9 20 56 29 30 36 32 23 7 20 33 47 36 35 49 37 BRK SW SIG BATT + ACCELERATOR PEDAL POSITION (APP) SENSOR (ACCELERATOR PEDAL ASSEMBLY) APP SEN 1 SIG LOW REF APP SEN 2 SIG LOW REF PPL BATT + BLK/WHT WIRE BODY CONTROL MODULE (BCM) (LEFT SIDE OF DASH) BRAKE SIG BRK AP SIG BRN WIRE CADILLAC CHEVROLET, GMC COMPUTER DATA LINES SYSTEM CRUISE CONTROL IND DIMMING SIG CRUISE CONTROL SWITCH SIGNAL CRUISE IND DK BLU WIRE DK GRN WIRE ECM BATT FUSE 12 ELECTRONIC BRAKE CONTROL MODULE (EBCM) (LEFT REAR FRAME RAIL) (HYBRID) EXCEPT HYBRID GMLAN GRN/WHT WIRE GROUND GROUND DISTRIBUTION SYSTEM GRY WIRE HI SPD GMLAN SER DATA BUS- HOT AT ALL TIMES HOT AT ALL TIMES I/P FUSE BLOCK (LEFT END OF DASH) BCM FUSE HOT W/ RUN/CRANK RELAY ENERGIZED INSTRUMENT PANEL CLUSTER (IPC) IPC FUSE 46 LEFT I/P JUNCTION BLOCK (LEFT END OF DASH) LOGIC LT BLU WIRE LT BLU/WHT WIRE LT GRN/BLK WIRE MISC-IGN FUSE 43 ORG/BLK WIRE ORG/WHT WIRE PNK PNK WIRE PNK WIRE POWER DISTRIBUTION SYSTEM PPL PPL BRAKE SW SIG PPL/WHT WIRE RED/WHT WIRE STOP LAMP SWITCH (TOP OF BRAKE PEDAL BRACKET) TAN WIRE TAN/BLK WIRE THROTTLE BODY (FRONT OF INTAKE MANIFOLD) TP SENS 1 SIG LOW REF TP SENS 2 SIG TAC MOTOR CTRL 2 TAC MOTOR CTRL 1 TRANSMISSIONS SYSTEM UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) VEHICLE SPEED SENSOR (VSS) (RIGHT REAR OF TRANSMISSION) W/ ACTIVE 2 SPEED PUSH BUTTON CONTROL TRANSFER CASE W/O ACTIVE 2 SPEED PUSH BUTTON CONTROL TRANSFER CASE W/O ACTIVE 2 SPEED PUSH BUTTON CONTROL TRANSFER CASE, HYBRID WHT LT BLU/ WIRE WHT/BLK WIRE YEL WIRE

AMP FUSE 41 ASSIST STEP CONTROL MODULE (W/ SIDE RETRACTABLE POWER RUNNING BOARD STEPS) AUDIO AMPLIFIER BATTERY BLK WIRE BLOWER MOTOR CONTROL MODULE CADILLAC ESCALADE PLATINUM APPEARANCE PACKAGE CADILLAC W/O ONE PIECE LIFTGATE W/ LIFT GLASS CARGO BED LAMP CONTROL SOLENOID VALVE ASSEMBLY AUTOMATIC TRANSMISSION ECM BATT FUSE 12 ELEC RUN BOARD FUSE 65 END OF DASH) ENGINE (NOT CONTROL ELECTRONIC BRAKE CONTROL USED) MODULE MODULE (EBCM) (ECM) EXCEPT HYBRID HYBRID EXP/PTO FUSE 47 FSCM FUSE 21 FUEL PUMP FLOW CONTROL MODULE FUEL PUMP/ TRAILER BRAKE CONTROL MODULE (10 SERIES) FUSE FUSE HOLDER (ON POSITIVE BATTERY POST) FUSIBLE LINK 1 (14 GA- GENERATOR GENERATOR INLINE FUSE HEATED, COOLED CUP HOLDER HEAVY DUTY ABS FUSE 59 ABS 2 FUSE 9 ABS-1 FUSE 61 HVAC BATT FUSE 39 HVAC BLWR FUSE 70 HVAC CONTROL INSTRUMENT MODULE PANEL CLUSTER (IPC) IPC FUSE 46 ITBC FUSE 6 LEFT I/P JUNCTION BLOCK (LEFT LEFT SPOT LAMP LEFT, RIGHT PILLAR MOUNTED HALOGEN SPOT LAMP MOBILE RADIO (BLUNT CUT) MOBILE RADIO FUSE BLOCK NCA WIRE POWER POWER TONNEAU TONNEAU COVER COVER EXIT/ MASTER LEARN MOTOR SWITCH POWER TONNEAU COVER RECEIVER MODULE RED WIRE RED/ BLK WIRE RED/BLK RED/BLK WIRE RED/BLK WIRE RED/WHT WIRE RELAY A RELAY B RIGHT I/P JUNCTION BLOCK (RIGHT END OF DASH) S/ROOF FUSE 34 STARTER STUD 2 FUSE 63 TCM- BATT FUSE 14 TO AUXILIARY FUSE BLOCK (DIAGRAM 7 OF 8) TO DLIS FUSE 35 (DIAGRAM 5 OF 8) TO PWR/TRN RELAY (DIAGRAM 4 OF 8) TO RDO FUSE 42 (DIAGRAM 2 OF 8) TO RUN/CRANK RELAY (DIAGRAM 6 OF 8) TRAILER BRAKE CONTROL MODULE (20 SERIES) TRAILER PROVISION (BLUNT CUT) TRAILER BRAKE CONTROL RELAY TREC FUSE 67 ESC/ALC EXH FUSE 2 UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) W/ ELECTRIC SUNROOF W/O ELECTRIC SUNROOF W/ HYDRAULIC BRAKES, EXCEPT HYBRID W/ INTEGRATED TRAILER BRAKE CONTROL W/ PREMIUM AUDIO W/ VACCUM POWER BRAKES EXCEPT HYBRID W/O INTEGRATED TRAILER BRAKE CONTROL W/O W/ INTEGRATED INTEGRATED TRAILER TRAILER BRAKE BRAKE CONTROL CONTROL W/O W/ LUXURY LUXURY WHT WIRE WSW/HTR FUSE 66

18 19 PNK PNK WIRE 6.0L 6.0L 6.0L AIR CONDITIONING SYSTEM AUX HVAC-IGN FUSE 48 BANK 1 SENS 2 BANK 2 SENS 2 BLK/WHT WIRE BRN WIRE BRN/WHT WIRE CLUTCH RLY CTRL DK GRN WIRE DK GRN/WHT WIRE ECM BATT FUSE 12 ECM-IGN FUSE 56 ECM/THROT CONT FUSE 5 ENABLE RLY CTRL ENG FUSE 4 ENGINE CONTROL MODULE (ECM) (LEFT SIDE OF ENGINE COMPT) EVAPORATIVE EMISSION (EVAP) CANISTER VENT SOLENOID VALVE (ON EVAP CANISTER) EXCEPT 6.0L FAN RLY CTRL FSCM FUSE 21 GROUND GRY/WHT WIRE HEATED OXYGEN SENSOR HOT AT ALL TIMES HOT W/ RUN/ CRANK RELAY ENERGIZED IGN INJ-A FUSE 24 INJ-B FUSE 13 IPC FUSE 46 LOW REF LT BLU WIRE LT GRN/BLK WIRE LVL SENS SIG MAF SENS SIG MIL CTRL NCA WIRE ORG/WHT WIRE PNK PNK PNK WIRE PNK PNK WIRE PNK WIRE PNK/BLK WIRE PNK/WHT WIRE POWER DISTRIBUTION SYSTEM PPL PPL/WHT WIRE PUMP RLY CTRL PWR/ TRN RELAY RED/WHT WIRE RLY COIL CTRL SENSOR 2 (UNDER LEFT SIDE OF ENGINE COMPT, IN EXHAUST) SENSOR 2 (UNDER RIGHT SIDE OF ENGINE COMPT, IN EXHAUST) SIG RETURN SNSR FUSE 18 SNSR FUSE 8 SPEED SIG STARTING/ CHARGING SYSTEM TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TCM- BATT FUSE 14 TOS SIG TRANSMISSIONS, CRUISE CONTROL SYSTEMS VENT SOL CTRL W/ HYDRAULIC POWER BRAKE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

ACCELERATOR PEDAL BANK 1 SENSOR 1 (UNDER LEFT SIDE OF ENGINE COMPT, IN EXHAUST) BANK 1 SENSOR 2 (UNDER LEFT SIDE OF ENGINE COMPT, IN EXHAUST) BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM COOLING FANS SYSTEM DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ECM BATT FUSE 12 ECM-IGN FUSE 56 ENGINE CONTROL MODULE (ECM) (LEFT FRONT OF ENGINE COMPT) EVAPORATIVE EMISSION (EVAP) CANISTER VENT SOLENOID VALVE (ON EVAP CANISTER) EXTERIOR LIGHTS SYSTEM ANTI-THEFT SYSTEM FAN RLY CTRL VENT SOL CTRL FSCM FUSE 21 FUEL PRESSURE SENSOR GMC/CHEVROLET CADILLAC GRY WIRE GRY/WHT WIRE HEATED OXYGEN HOT AT ALL TIMES HOT W/ RUN/ CRANK RELAY ENERGIZED IGN B+ DATA ENGINE OIL PRESSURE MIL IND IND INSTRUMENT PANEL CLUSTER (IPC) IPC FUSE 46 KNOCK SENSOR (KS) 1 (LEFT SIDE OF ENGINE) LOGIC LOW REF LOW REF PPL LT BLU WIRE LT BLU/WHT WIRE MIL CTRL PUMP RLY CTRL NCA WIRE PEDAL SW SIG AJAR SW SIG LOW REF PNK PNK PNK WIRE PNK PPL WIRE PNK WIRE PNK/BLK WIRE POSITION (APP) SENSOR (ACCELERATOR PEDAL ASSEMBLY) POWER DISTRIBUTION SYSTEM PPL PPL HOOD SW SIG PPL LEVEL SENS SIG PPL/WHT WIRE RED/WHT WIRE RLY COIL CTRL FAN RLY CTRL PPL SENS 1 SIG PRESS SENS SIG SENS 2 SIG TAC MTR CTRL 1 TAC MTR CTRL 2 IGN VOLT PHASOR CTRL TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TCM- BATT FUSE 14 UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) WAKE-UP SIG IGN VOLT B+ VOLT PNK WIRE WHT WIRE WHT/BLK WIRE YEL WIRE