Chevrolet·Avalanche 4Wd·2005 Chevrolet Avalanche 4WD·Wiring
Wiring diagram

2005 Chevrolet Avalanche 4WD — power distribution

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Power distribution

GRY) (14 GA- BLK/WHT) (8 GA- 40A 30A 15A 60A 20A 20A 20A 20A 30A 15A 40A C 15A 25A 25A B 30A 30A 125A 60A 60A 10A 40A 40A 30A A 15A BATTERY CABLE JUNCTION BLOCK BATTERY MEGA FUSE MEGA FUSE MEGA FUSE FUSIBLE LINK FUSIBLE LINK DRIVER FUSE FRONT PASS FUSE RIGHT REAR FUSE LEFT REAR FUSE FUSE B FUSE D COOL FAN FUSE 40A COOL FAN FUSE 10A COOL FAN FUSE 40A IGN A FUSE VSES/ ECAS FUSE ABS FUSE STUD 2 FUSE TBC BATT FUSE IGN B FUSE 4WS FUSE STUD 1 FUSE CIG LTR FUSE CIGAR LIGHTER RR WIPER FUSE RADIO AMP FUSE RTD FUSE RADIO FUSE S/ROOF FUSE EAP FUSE ORG RED BLK BLK BLK BLK RED RED ORG ORG ORG PPL/WHT RED ORG ORG WHT LT BLU/ ORG ORG LT GRN ORG GRN ORG PNK/ BLK ORG BLK BLK ORG ORG RED ORG ORG ORG ORG RED ORG ORG ORG ORG ORG ORG ORG ORG ORG RED ORG ORG BLK BLK RED BLK RED RED RED ORG ORG ORG ORG ORG ORG ORG RED ORG ORG ORG ORG ORG ORG RED RED RED RED ORG RED RED ORG ORG HEATED/ COOLED SEATS FUSE BLOCK STARTER REAR WHEEL STEERING CONTROL MODULE AUXILIARY POWER CENTER FUSE/ RELAY BLOCK RELAY A RELAY B CLIMATE CONTROL SEAT MODULE (RIGHT REAR) CLIMATE CONTROL SEAT MODULE (LEFT REAR) CLIMATE CONTROL SEAT MODULE (DRIVER) CLIMATE CONTROL SEAT MODULE (FRONT PASSENGER) COOL/FAN RELAY 2 COOL/FAN RELAY 3 COOL/FAN RELAY 1 GENERATOR UNDERHOOD COOLING FAN FUSE BLOCK STARTER RELAY I/P RELAY BLOCK TRAILER CONNECTOR DATA LINK CONNECTOR REAR WHEEL STEERING CONTROL MODULE ELECTRONIC BRAKE CONTROL MODULE ELECTRONIC BRAKE CONTROL MODULE AUTOMATIC LEVEL CONTROL COMPRESSOR RELAY BODY CONTROL MODULE TRAILER BRAKE CONTROL MODULE THEFT DETERRENT CONTROL MODULE EVAPORATIVE EMISSIONS CANISTER VENT SOLENOID UNDERHOOD FUSE BLOCK I/P JUNCTION BLOCK I/P RELAY BLOCK DIGITAL RADIO RECEIVER RADIO ANALOG CLOCK REAR SEAT AUDIO (RSA) CONTROLLER REAR SEAT AUDIO (RSA) CONTROLLER RADIO DIGITAL RADIO RECEIVER SUNROOF RELAY ELECTRONIC SUSPENSION CONTROL MODULE AUTOMATIC LEVEL CONTROL COMPRESSOR SUNROOF MOTOR REAR WINDOW WIPER MODULE ELECTRONIC ADJUSTABLE PEDALS RELAY AUDIO AMPLIFIER A B1 F5 E5 A8 B8 C1 D D D C1 C1 D C1 A C 4 C6 A C1 16 B C4 23 C A F C1 D C2 H B C3 B F C1 B C2 A12 B1 D C9 C1 C1 E A2 16 C1 B1 1 E10 B E 30 A2 B1 C1 16 C7 C1 12V POWER SUPPLY ULT 1500 SERIES EXCEPT 8.1L 8.1L (BLUNT CUT) W/ ACTIVE BRAKE CONTROL W/O ACTIVE BRAKE CONTROL (BLUNT CUT) EXCEPT LUXURY LUXURY EXCEPT LUXURY LUXURY C3 C7 (LEFT SIDE OF ENG COMPT) D5 C3 C1 B12 A A D12 A4 B C1 C7 C9 C1 (LOWER LEFT SIDE OF DASH) (NEAR RIGHT "A" PILLAR) (LEFT SIDE OF ENGINE COMPT, NEAR BATTERY) C1 B2 C3 A1 A4 F2 C1 D4 B11 C1 (RIGHT SIDE OF DASH) (IN I/P HARNESS) (IN CHASSIS HARNESS) (LOWER LEFT SIDE OF DASH) (IN ROOF MARKER HARN) G200 S220 S222 S221 S205 S303 (BASE) (EXC BASE) S112 S210 S208 TO IGNITION SWITCH (DIAGRAM 5 OF 6) TO IGNITION SWITCH (DIAGRAM 6 OF 6) TO IPC/DIC FUSE (DIAGRAM 2 OF 6)
2 1 2 1 10A D 40A 30A 30A 20A 20A 15A 15A C 10A 25A 20A 30A 10A 30A 20A SEO B2 FUSE SEO B1 FUSE RR DEFOG FUSE BLOWER FUSE IPC/DIC FUSE HVAC/ECAS FUSE PCM B FUSE RVC FUSE TREC FUSE STOP LP FUSE AUX PWR FUSE RR HVAC FUSE LH HID FUSE INFO FUSE RH HID FUSE AUXILIARY POWER OUTLET (BIN) AUXILIARY POWER OUTLET (CONSOLE) AUXILIARY POWER OUTLET (FRONT) WHT RED/ WHT RED/ ORG ORG RED RED ORG ORG ORG ORG ORG BLU TAN/ ORG RED ORG ORG RED ORG ORG ORG ORG ORG ORG ORG ORG ORG ORG ORG ORG ORG ORG ORG ORG ORG ORG ORG ORG ORG ORG ORG ORG ORG ORG BLK ORG BLK BLK ORG BLK ORG ORG ORG NCA ORG UNDERHOOD FUSE BLOCK I/P RELAY BLOCK I/P JUNCTION BLOCK DEFOG RELAY INSTRUMENT PANEL CLUSTER PTC THERMISTOR PTC THERMISTOR GARAGE DOOR OPENER ROOF BEACON SWITCH ROOF BEACON RELAY RR FOG LP RELAY I/P FUSE BLOCK BLOWER MOTOR CONTROL MODULE BLOWER MOTOR RESISTOR ASSEMBLY RIGHT REAR HEATED SEAT MODULE HEATED/ COOLED CUP HOLDER RELAY LEFT REAR HEATED SEAT MODULE F/PMP RELAY GENERATOR BATTERY CONTROL MODULE TRANSFER CASE SHIFT CONTROL MODULE POWERTRAIN CONTROL MODULE HEADLAMP BALLAST (LEFT) HEADLAMP BALLAST (RIGHT) STOPLAMP/ TCC SWITCH AUXILIARY BLOWER MOTOR CONTROL PROCESSOR AUXILIARY BLOWER MOTOR RESISTOR ASSEMBLY HVAC CONTROL MODULE TRANSFER CASE ENCODER MOTOR I/P RELAY BLOCK VEHICLE COMMUNICATION INTERFACE MODULE REAR SEAT ENTERTAINMENT ASSEMBLY VEHICLE COMMUNICATION INTERFACE MODULE REAR SEAT ENTERTAINMENT ASSEMBLY REMOTE PLAYBACK DEVICE (CD PLAYER) C A C2 C A D D A C10 A E9 C1 D12 B6 C1 C4 D G A C1 C8 57 C1 9 15 C2 20 C1 C4 2 B11 C1 C1 16 15 C9 H C1 16 J 9 15 F7 C8 E F C3 B 1 B11 2 C1 E B C2 B A C A C A C B C3 C1 B7 F AUTO A/C MANUAL A/C EXC AVALANCHE, ESCALADE EXT & ULT ULT (UPFITTER OPTION) (UPFITTER OPTION) (NOT USED) MANUAL A/C AUTO A/C W/ADJUSTABLE PEDALS W/O ADJUSTABLE PEDALS EXCEPT LUXURY LUXURY (LEFT SIDE OF ENGINE COMPT, NEAR BATTERY) B8 B E11 E4 F7 C1 C5 (LOWER LEFT SIDE OF DASH) (RIGHT SIDE OF DASH) (LOWER LEFT SIDE OF DASH) D5 C2 E6 B1 C10 A8 A10 D2 A5 B8 C1 F12 (IN CONSOLE HARNESS) (IN I/P HARNESS) (LOWER LEFT SIDE OF DASH) (NEAR RIGHT 'A" PILLAR) G200 S307 S335 S205 (BASE) S303 (EXC BASE) FROM SUNROOF FUSE (DIAGRAM 1 OF 6) TO LBEC 1 FUSE (DIAGRAM 3 OF 6)
F E 50A 15A 10A 20A 10A 10A 20A 25A 30A 50A 10A 15A 25A 15A 15A 15A D 50A 15A 25A G 15A E 15A 15A W/S WASH FUSE LBEC 2 FUSE DRL FUSE LBEC 1 FUSE FOG LP FUSE A/C COMP FUSE MBEC 1 FUSE LT DOOR CIRCUIT BREAKER PDM FUSE TBC 2A FUSE FLASH FUSE AUX PWR 2 FUSE ECC FUSE TBC 2B FUSE TBC 2C FUSE LOCKS FUSE DDM FUSE AUXILIARY POWER OUTLET (REAR) IGN 1 RELAY SEATS CIRCUIT BREAKER RT DOOR CIRCUIT BREAKER SBA FUSE PCM 1 FUSE ETC/ECM FUSE ORG RED ORG ORG ORG ORG ORG ORG ORG ORG ORG ORG ORG ORG ORG ORG ORG RED RED ORG ORG ORG ORG RED ORG ORG PNK PNK PNK PNK PNK PNK PNK PNK BLK BLK PNK ORG ORG UNDERHOOD FUSE BLOCK FOG LP RELAY A/C COMP RELAY DRL RELAY HDLP-LOW RELAY HORN RELAY HDLP-HI RELAY W/S WASH RELAY PARK LP RELAY I/P FUSE BLOCK TURN SIGNAL/ HAZARD FLASHER MODULE UNLOCK RELAY LOCK RELAY BODY CONTROL MODULE WINDOW SWITCH (LEFT REAR) DRIVER DOOR MODULE HVAC CONTROL ASSEMBLY (REAR AUXILIARY) LIFTGATE LOCK RELAY SPLICE PACK SP410B UNDERHOOD FUSE BLOCK I/P RELAY BLOCK I/P JUNCTION BLOCK WINDOW SWITCH (RIGHT REAR) EVAPORATIVE EMISSIONS (EVAP) CANISTER PURGE SOLENOID INTAKE AIR TEMPERATURE (IAT)/MASS AIRFLOW (MAF) SENSOR THROTTLE ACTUATOR CONTROL MODULE SEAT ADJUSTER SWITCH (FRONT PASSENGER) MEMORY SEAT MODULE (DRIVER) LUMBAR BOLSTER SWITCH (FRONT PASSENGER) SEAT ADJUSTER SWITCH (DRIVER) FUEL COMPOSITION SENSOR FUEL PUMP (FP) RELAY (SECONDARY) POWERTRAIN CONTROL MODULE FRONT PASSENGER DOOR MODULE 30 5 A7 2 C2 C1 B7 A A A 1 A 2 14 C2 C1 C2 C1 E10 14 C2 C1 2 A C C1 C1 A12 K D F C1 C5 A D B C1 19 C1 7 A A (NOT USED) (NOT USED) W/ MEMORY W/O MEMORY (FLEX FUEL) (LEFT SIDE OF ENGINE COMPT, NEAR BATTERY) B A A C6 C5 C7 (BEHIND LOWER LEFT SIDE OF DASH) C B12 E11 G D E12 F11 A7 F M A10 C1 C4 C3 C4 C1 C3 C1 C4 C (LEFT SIDE OF ENGINE COMPT, NEAR BATTERY) (BEHIND RIGHT REAR QUARTER- PANEL) E K H C9 C10 C1 (LOWER LEFT SIDE OF DASH) C2 B7 F1 A12 E3 B10 A9 C2 C3 C1 (PASSENGER SEAT HARNESS) (LOWER RIGHT SIDE OF DASH) C E C7 (ON LEFT REAR OF ENGINE BLOCK) G410 G104 S102 S328 FROM PCM B FUSE (DIAGRAM 2 OF 6) TO IGN 1 RELAY (DIAGRAM 3 OF 6) TO SEO IGN FUSE (DIAGRAM 6 OF 6) FROM MBEC 1 FUSE (DIAGRAM 3 OF 6) TO INJ 1 FUSE (DIAGRAM 4 OF 6)
15A G 15A INJ 1 FUSE INJ 2 FUSE PNK PNK PNK PNK PNK PNK PNK PNK PNK PNK PNK PNK PNK PNK PNK PNK PNK PNK PNK PNK PNK PNK PNK PNK PNK PNK PNK PNK PNK PNK PNK PNK UNDERHOOD FUSE BLOCK FUEL INJECTOR 7 FUEL INJECTOR 1 FUEL INJECTOR 3 FUEL INJECTOR 5 FUEL INJECTOR 1 FUEL INJECTOR 5 FUEL INJECTOR 3 FUEL INJECTOR 7 IGNITION COIL 5 IGNITION COIL 7 IGNITION COIL 1 IGNITION COIL 3 FUEL INJECTOR 4 FUEL INJECTOR 8 FUEL INJECTOR 2 FUEL INJECTOR 6 FUEL INJECTOR 2 FUEL INJECTOR 6 FUEL INJECTOR 8 FUEL INJECTOR 4 IGNITION COIL 8 IGNITION COIL 6 IGNITION COIL 4 IGNITION COIL 2 A A A A A A A A A A A A A D D D D A A A D D D D 8.1L 4.8L, 5.3L, 6.0L 8.1L 4.8L, 5.3L, 6.0L (NOT USED) 4.8L, 5.3L, 6.0L 8.1L 8.1L 4.8L, 5.3L, 6.0L (NOT USED) (LEFT SIDE OF ENGINE, COMPT, NEAR BATTERY) C2 D10 C10 B9 (LEFT ENGINE IGNITION COIL JUMPER HARN) (LEFT ENGINE IGNITION COIL JUMPER HARN) C2 E6 E10 D9 (RIGHT ENGINE IGNITION COIL JUMPER HARN) (RIGHT ENGINE IGNITION COIL JUMPER HARN) S152 S159 S154 S160 FROM IGN 1 RELAY (DIAGRAM 3 OF 6)
1 2 1 2 10A RUN OFF ACC LOCK START 10A 10A 30A 10A 10A B RUN START ACC LOCK OFF START RUN OFF ACC LOCK 15A 10A 10A H CRNK FUSE TBC IGN 0 FUSE IGN 0 FUSE BRAKE FUSE 4WD FUSE HVAC 1 FUSE CRUISE FUSE IGN 3 FUSE HTR/AC FUSE BRN BRN PNK PNK PNK BRN PNK PNK BRN BRN BRN BRN WHT RED PPL BRN BRN ORG BRN BRN BRN BRN YEL ORG BRN BRN BRN BRN BRN BRN BRN BRN BRN BRN BRN BRN BRN BRN BRN BRN BRN BRN BRN BRN BRN BRN BRN BRN BRN WHT IGNITION SWITCH I/P FUSE BLOCK UNDERHOOD FUSE BLOCK BODY CONTROL MODULE POWERTRAIN CONTROL MODULE THEFT DETERRENT CONTROL MODULE AUTOMATIC TRANSMISSION ASSEMBLY REAR WHEEL STEERING CONTROL MODULE TRACTION CONTROL SWITCH TRANSFER CASE SHIFT CONTROL SWITCH HVAC CONTROL MODULE STOPLAMP/ TCC SWITCH AUTOMATIC LEVEL CONTROL RELAY HVAC CONTROL ASSEMBLY (REAR AUXILIARY) FRONT AXLE ACTUATOR HVAC CONTROL PROCESSOR (AUXILIARY) ELECTRONIC BRAKE CONTROL MODULE ELECTRONIC SUSPENSION CONTROL MODULE STEERING WHEEL SPEED/ POSITION SENSOR CRUISE CONTROL ON/OFF SWITCH TURN SIGNAL MULTIFUNCTION SWITCH I/P JUNCTION BLOCK AIR TEMPERATURE ACTUATOR (LEFT) MODE ACTUATOR AIR TEMPERATURE ACTUATOR (RIGHT) MODE ACTUATOR (AUXILIARY) AUTOMATIC LEVEL CONTROL RELAY RECIRCULATION ACTUATOR ELECTRONIC SUSPENSION CONTROL MODULE AIR TEMPERATURE ACTUATOR (AUXILIARY) HEATED SEAT MODULE (RIGHT REAR) HEATED SEAT MODULE (LEFT REAR) C1 C4 C4 C3 85 B1 E E C2 F8 B C9 C1 C C1 D12 C2 F10 E11 E 75 C1 C175 B C4 C1 C2 D3 C4 F D G A3 F3 59 E1 E2 C2 A C5 D5 C1 C2 7 C4 C2 D G C2 B5 C1 A C4 7 A2 B1 C3 C C 85 5 5 C8 G C1 C E C1 11 A1 C 5 5 5 5 B C E8 A3 (NOT USED) (NOT USED) AUTO A/C MAN A/C EXCEPT ESCALADE EXT AUTO A/C MANUAL A/C ESCALADE EXT W/ ULT W/O ULT W/STABILITRAK W/O STABILITRAK (BEHIND LOWER LEFT SIDE OF DASH) (LEFT SIDE OF ENGINE COMPT, NEAR BATTERY) (STEERING COLUMN HARNESS) (IN BODY HARNESS) (RIGHT SIDE OF DASH) S240 S308 FROM IGN A FUSE (DIAGRAM 1 OF 6) TO S308 (DIAGRAM 6 OF 6)
F H RUN START 10A 20A 10A LOGIC 15A 10A OFF ACC LOCK 10A 15A 25A A OFF ACC LOCK START RUN 10A 15A 15A WS WPR FUSE SEO ACCY FUSE RR WPR FUSE TBC ACCY FUSE IGN E FUSE O2A FUSE O2B FUSE SEO IGN FUSE B/U LP FUSE AIRBAG FUSE TBC IGN 1 FUSE YEL DK BLU/ DK BLU/ WHT WHT BRN BRN BRN BRN BRN BRN BRN BRN BRN PNK YEL BLK BRN BLK ORG LT BLU/ TAN BLK PNK PNK PNK PNK PNK PNK PNK BLK ORG/ YEL YEL PNK YEL YEL YEL YEL YEL RED YEL YEL BRN PNK PNK PNK NCA NCA NCA PNK NCA IGNITION SWITCH AUTOMATIC LEVEL CONTROL COMPRESSOR RELAY CLIMATE CONTROL SEAT MODULE (LEFT REAR) CLIMATE CONTROL SEAT MODULE (DRIVER) I/P FUSE BLOCK HEAT/COOL SEAT SWITCH SIGNAL CONVERTER I/P RELAY BLOCK CLIMATE CONTROL SEAT MODULE (FRONT PASSENGER) ELECTRONIC SUSPENSION CONTROL MODULE CLIMATE CONTROL SEAT MODULE (RIGHT REAR) TURN SIGNAL MULTIFUNCTION SWITCH REAR WINDOW WIPER/ WASHER SWITCH BODY CONTROL MODULE WINDSHIELD WIPER MOTOR MODULE RIGHT REAR HEATED SEAT SWITCH HEATED/ COOLED CUP HOLDER RELAY LEFT REAR HEATED SEAT SWITCH FRONT HEATED SEAT SWITCH MOBILE RADIO FUSE BLOCK RELAY B RELAY A UNDERHOOD FUSE BLOCK A/C COMP RELAY I/P RELAY BLOCK BODY CONTROL MODULE INSTRUMENT PANEL CLUSTER PARK/NEUTRAL POSITION SWITCH REAR OBJECT SENSOR CONTROL MODULE TURN SIGNAL/ MULTI- FUNCTION SWITCH I/P RELAY BLOCK INFLATABLE RESTRAINT PASSENGER PRESENCE MODULE INSIDE REARVIEW MIRROR INFLATABLE RESTRAINT SENSING & DIAGNOSTIC MODULE HEATED OXYGEN SENSOR BANK 2 SENSOR 1 HEATED OXYGEN SENSOR BANK 2 SENSOR 2 HEATED OXYGEN SENSOR BANK 1 SENSOR 1 HEATED OXYGEN SENSOR BANK 1 SENSOR 2 DEFOG RELAY C3 J C1 B C1 B C1 B C1 C3 B B1 85 C1 C5 A3 C1 C3 13 B3 B9 13 A7 C2 13 C2 C C C1 F3 11 C1 A9 12 13 9 C1 C1 A9 C1 B B9 A4 C4 1 13 C1 B2 C4 B3 F1 G B B1 A B F C2 D1 F11 C1 D C8 C2 D D D D (NOT USED) (IN BODY HARNESS) (BEHIND LOWER LEFT SIDE OF DASH) (LOWER LEFT SIDE OF DASH) (LEFT SIDE OF ENGINE COMPT, NEAR BATTERY) C1 F5 A7 F9 D10 F8 F6 D8 E7 A6 C1 C2 (LOWER LEFT SIDE OF DASH) C10 E M C3 (LOWER LEFT SIDE OF DASH) D C5 S308 S360 FROM IGN 3 FUSE (DIAGRAM 5 OF 6) FROM IGN B FUSE (DIAGRAM 1 OF 6) FROM IGN 1 RELAY (DIAGRAM 3 OF 6)