Chevrolet·Express Awd·2009 Chevrolet Express AWD·Wiring
Wiring diagram

2009 Chevrolet Express AWD — power distribution

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Power distribution

A G F 40A 50A 10A 40A 10A 10A 10A 10A 10A 15A 10A 20A 20A 10A 10A 10A 20A 30A 30A 30 87 86 85 50A STARTER MOTOR BATTERY GENERATOR UNDERHOOD FUSE BLOCK ELECTRONIC BRAKE CONTROL MODULE (EBCM) BODY CONTROL MODULE (BCM) BLOWER MOTOR RESISTOR ENGINE CONTROL MODULE (ECM) DATA LINK CONNECTOR (DLC) TRAILER CONNECTOR TRANSMISSION CONTROL MODULE (TCM) EVAPORATIVE EMISSION (EVAP) CANISTER VENT SOLENOID VALVE INSTRUMENT PANEL CLUSTER (IPC) FUEL PUMP FLOW CONTROL MODULE BODY FUSE BLOCK UPFITTER PROVISIONAL X2 10 X4 X3 S 16 17 X3 3 X2 2 38 1 13 18 X5 X1 44 3 X3 47 43 27 9 15 21 X1 20 A X3 3 2 X2 2 X4 3 1 2 20 4 11 A A C C 7 21 X1 47 X3 19 24 X2 X3 X2 6 A C A 32 20 32 1 E X2 62 X1 60 B B X222 X321 22 RED/WHT RED/WHT RED/BLK RED/WHT RED RED RED RED RED RED/WHT RED/WHT RED/WHT RED/WHT RED/WHT RED/BLK RED/WHT RED/WHT RED/WHT RED/WHT RED/WHT RED/WHT BLK BLK BLK RED/WHT RED/WHT RED/WHT RED/WHT RED/WHT RED/WHT RED/BLK BLK BRN BRN BRN BRN BRN BLK BLK 4.3L/ 5.3L W/ ACTIVE BRAKE CONTROL W/O ACTIVE BRAKE CONTROL (TRAILER BLUNT CUT) W/ TRUCK TRAILER W/ CIGAR LIGHTER W/O CIGAR LIGHTER (CUTAWAY, AMBULANCE & RV UPFITTERS) (W/ ODOMETER SECURITY WIRING PROVISION (SEO)) (5.3L) W/ RV UPFITTER W/ CUTAWAY UPFITTER W/ RV UPFITTER (UPFITTER BLUNT CUT) G304 G302 FUSIBLE LINK 3 FUSIBLE LINK 2 ABS MDL FUSE 60 BCM 2 FUSE 37 BCM 5 FUSE 27 ABS MTR FUSE 61 ECM BATT FUSE 54 BCM 7 FUSE 25 BCM 6 FUSE 23 BCM 3 FUSE 26 BCM 1 FUSE 20 BCM 4 FUSE 22 FRT BLWR FUSE 66 TCM BATT FUSE 44 SEO FUSE 21 AUX PWR OUTLET FUSE 33 TRLR WRG FUSE 35 CNSTR VENT SOL FUSE 17 LTR/DLC FUSE 38 FCSM BATT FUSE 15 TRLR WRG FUSE 62 CIGAR LIGHTER CENTER CONSOLE 1 ACCESSORY POWER OUTLET CENTER CONSOLE 2 ACCESSORY POWER OUTLET UPFTR AUX 2 RELAY 42 UPFTR AUX 2 FUSE 35 J249 J247 (ON LEFT SIDE OF ENGINE COMPT) (UNDER LEFT FRONT SEAT) (BEHIND RIGHT KICK PANEL) (BEHIND LEFT KICK PANEL) TO HIGH BEAM PCB RELAY (DIAGRAM 2 OF 4) TO CMPS FUSE 2 (DIAGRAM 4 OF 4) TO RUN RELAY 39 (DIAGRAM 4 OF 4)
A 30 85 B 25A 15A 87 86 15A 10A 10A 10A 125A C 85 30 30 87 20A 20A STOP LAMPS PCB RELAY HORN PCB RELAY TRAILER LH STOP/TURN PCB RELAY WASHER PCB RELAY HIGH BEAM PCB RELAY TRAILER RH STOP/TURN PCB RELAY A/C CMPRSR RELAY 74 DRL PCB RELAY LOW BEAM PCB RELAY CRNK RELAY 73 HI WPR RELAY 70 FUEL PUMP RELAY 72 WPR RELAY 71 ENGINE CONTROL MODULE (ECM) CENTRAL SEQUENTIAL FUEL INJECTION (CENTRAL SFI) HEATED OXYGEN SENSOR (HO2S) BANK 2 SENSOR 1 HEATED OXYGEN SENSOR (HO2S) BANK 1 SENSOR 1 HEATED OXYGEN SENSOR (HO2S) BANK 1 SENSOR 2 HEATED OXYGEN SENSOR (HO2S) BANK 2 SENSOR 2 EVAPORATIVE EMISSION (EVAP) CANISTER PURGE SOLENOID VALVE MASS AIR FLOW (MAF)/ INTAKE AIR TEMPERATURE (IAT) SENSOR UNDERHOOD FUSE BLOCK IGNITION CONTROL MODULE (ICM) IGNITION COIL 1 FUEL INJECTOR 4 FUEL INJECTOR 5 FUEL INJECTOR 7 IGNITION COIL 4 FUEL INJECTOR 6 IGNITION COIL 2 FUEL INJECTOR 8 FUEL INJECTOR 1 IGNITION COIL 3 IGNITION COIL 6 IGNITION COIL 7 FUEL INJECTOR 2 IGNITION COIL 8 FUEL INJECTOR 3 IGNITION COIL 5 D D D D S 59 X1 5 35 26 8 16 X7 J L H D B E X1 47 A B 73 X1 13 9 X6 6 F 24 29 33 X1 30 34 25 A A A A D D D D D D D D A A A A PNK PNK PNK PNK PNK PNK PNK PNK PNK PNK PNK PNK NCA NCA PNK PNK NCA NCA PNK PNK PNK PNK PNK PNK PNK PNK PNK PNK PNK PNK YEL RED/BLK 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 (CUTAWAY) (MANUAL A/C) (W/ TRUCK TRAILER) (W/ TRUCK TRAILER) EXCEPT 4.3L EXCEPT 4.3L 4.3L 4.3L EXCEPT 4.3L 4.3L (4.3L) (EXCEPT 4.3L) EXCEPT 4.3L 4.3L EXCEPT 4.3L WPR FUSE 39 PWR/TRN RELAY 76 MEGA FUSE 77 O2 SNSR 2 FUSE 56 O2 SNSR 1 FUSE 46 ECM PWR/TRN FUSE 50 MAF/CNSTR VENT FUSE 49 V6 FUEL INJ FUSE 59 EVEN IGN INJ FUSE 52 ODD IGN INJ FUSE 55 J120 J151 J150 J184 J185 (IN ENGINE HARNESS, 5 CM FROM X101 BREAKOUT) (ON LEFT SIDE OF ENGINE COMPT) (IN EVEN IGNITION/ COIL MODULE JUMPER HARNESS, ON TOP RIGHT SIDE OF ENGINE) (IN ODD IGNITION/COIL MODULE JUMPER HARNESS, ON TOP LEFT SIDE OF ENGINE) FROM TRLR WRG FUSE (DIAGRAM 1 OF 4) TO RUN/CRNK RELAY 69 (DIAGRAM 3 OF 4) TO BODY FUSE BLOCK (DIAGRAM 4 OF 4)
E D START ACC RUN OFF START OFF ACC RUN START ACC RUN START RUN OFF OFF ACC 10A 45A 10A 10A B 30 15A 10A 15A 10A 86 85 10A 15A 87 FUEL PUMP FLOW CONTROL MODULE ELECTRONIC BRAKE CONTROL MODULE (EBCM) BODY CONTROL MODULE (BCM) THEFT DETERRENT MODULE (TDM) REAR FUSE BLOCK RIGHT ACCESS PANEL RELAY 6 LEFT REAR ACCESS PANEL RELAY 1 LEFT FRONT ACCESS PANEL RELAY 5 TRANSMISSION CONTROL MODULE (TCM) ENGINE CONTROL MODULE (EDM) FLUORESCENT WORK LAMP RELAY UNDERHOOD FUSE BLOCK INFLATABLE RESTRAINT I/P MODULE DISABLE SWITCH INFLATABLE RESTRAINT I/P MODULE INDICATOR AUTOMATIC TRANSMISSION STOP LAMP SWITCH TRANSMISSION CONTROL MODULE (TCM) FUEL PUMP FLOW CONTROL MODULE INSTRUMENT PANEL CLUSTER (IPC) INFLATABLE RESTRAINT SENSING & DIAGNOSTIC MODULE (SDM) ENGINE CONTROL MODULE (ECM) STEERING WHEEL SPEED/ POSITION SENSOR 17 19 12 4 19 X3 6 5 4 X1 2 2 3 14 21 1 2 5 6 10 15 11 X4 21 19 X1 X1 3 11 18 1 A1 C1 56 X3 55 50 X3 54 40 X1 X3 58 58 X1 45 X3 16 X2 49 X1 57 X1 4 B 32 7 X1 19 19 31 B 15 E X175 LT BLU LT BLU LT BLU LT BLU WHT RED/ WHT RED/ RED/BLK LT BLU RED RED ORG ORG WHT PNK PNK BRN BRN RED/ WHT BRN ORG ORG ORG ORG ORG YEL BLU DK BLU DK BLU DK ORG LT BLU ORG ORG PNK PNK PNK YEL PNK PNK PNK PNK BLK PNK PNK PNK PNK PNK PNK PNK PNK PNK PNK PNK BLK PNK W/ POWER BRAKE W/ ACTIVE BRAKE CONTROL 4.8L & 6.0L 5.3L W/ CARGO EXCEPT 4.3L 4.3L (W/ ACTIVE CONTROL BRAKE) W/O RV UPFITTER & MANUAL SUPPRESSION W/ MANUAL SUPPRESSION (5.3L) G102 IGNITION SWITCH KEY-IN SWITCH DOME FLUORESCENT WORK LAMPS FUSE 2 PANEL ACTUATOR FUSE 3 RUN/CRNK RELAY 69 STR/WHL SNSR FUSE 36 TCM IGN FUSE 47 ECM IGN FUSE 48 TRANS FUSE 51 FSCM IGN FUSE 11 AIR BAG FUSE 34 IP CLSTR FUSE 30 BRK SW FUSE 32 J203 J319 J205 J302 J115 J303 J312 J102 (IN STEERING COLUMN HARNESS, 27 CM FROM X200 CONNECTOR) (IN CHASSIS HARNESS, 7 CM FROM ECBM BREAKOUT) (IN STEERING COLUMN HARNESS, 30 CM FROM X200 CONNECTOR) (IN PRP/UF2 HARNESS, 15 CM FROM REAR FUSE BLOCK) (IN ENGINE HARNESS, 15 CM FROM X101 BREAKOUT) (ON LEFT "B" PILLAR) (IN PRP/UF2 HARNESS, 7 CM FROM BREAKOUT FOR REAR FUSE BLOCK) (IN PRP/UF2 HARNESS, 8 CM FROM REAR FUSE BLOCK) (ON LEFT SIDE OF ENGINE COMPT) (ON LEFT REAR OF ENGINE) TO BODY FUSE BLOCK (DIAGRAM 4 OF 4) TO BODY FUSE BLOCK (DIAGRAM 4 OF 4) FROM MEGA FUSE 77 (DIAGRAM 2 OF 4)
F G D E 25A 87 85 30 86 50A 30 2A 10A 30A 2A 10A 10A 15A C 85 10A 30 30A 10A 30 87 86 85 20A 10A BODY FUSE BLOCK ALL DRS LOCK PCB RELAY CGO UNLCK PCB RELAY PASS/CGO UNLCK PCB RELAY DRV UNLCK PCB RELAY UPFTR CTSY LAMPS PCB RELAY BODY CONTROL MODULE (BCM) PASSENGER WINDOW SWITCH DRIVER WINDOW SWITCH UPFITTER PROVISIONAL PRK LAMP RELAY 40 INFLATABLE RESTRAINT FRONT PASSENGER SYSTEM (PPS) PRESENCE SENSOR HVAC CONTROL ASSEMBLY PASSENGER SEAT ADJUSTER SWITCH INFLATABLE RESTRAINT VEHICLE ROLLOVER SENSOR INSTRUMENT PANEL CLUSTER (IPC) INFLATABLE RESTRAINT SENSING & DIAGNOSTIC MODULE (SDM) DRIVER SEAT ADJUSTER SWITCH OUTSIDE REARVIEW MIRROR SWITCH REMOTE CONTROL DOOR LOCK RECEIVER (RCDLR) RADIO CHIME MODULE REAR DEFOG RELAY 44 BCK/UP LAMP PCB RELAY AIR TEMPERATURE ACTUATOR BODY CONTROL MODULE (BCM) HVAC CONTROL ASSEMBLY REAR AUXILIARY HVAC CONTROL ASSEMBLY HVAC CONTROL ASSEMBLY ELECTRONIC COMPASS MODULE AUXILIARY BLOWER MOTOR LOW SPEED RELAY AUXILIARY MODE ACTUATOR AUXILIARY AIR TEMPERATURE ACTUATOR AUXILIARY BLOWER MOTOR MEDIUM SPEED RELAY AUXILIARY BLOWER MOTOR HIGH SPEED RELAY AUXILIARY HVAC CONTROL MODULE FRONT AUXILIARY HVAC CONTROL ASSEMBLY X3 S 10 X1 35 13 X2 A C 12 22 X1 28 61 X2 11 X5 X222 A X321 A 47 8 X2 X1 11 X1 5 14 26 31 15 X2 61 X2 10 16 22 60 X2 E 1 F F X3 A 20 1 1 26 25 51 30 C1 C1 C1 10 10 C2 C2 C2 1 G J G 31 1 A X1 30 34 46 10 22 59 E X2 13 X5 B X3 X1 DK GRN DK GRN BLK BLK RED/WHT RED/WHT RED/WHT YEL RED/BLK RED/WHT RED/WHT RED/WHT WHT RED/ RED/WHT RED/BLK RED/BLK RED/BLK RED/WHT RED/WHT RED/WHT RED/BLK RED/BLK WHT WHT BRN BRN BRN RED/WHT BRN BRN BRN RED/WHT RED/WHT BRN BRN BRN BRN BRN BRN BRN BRN BRN BRN BRN RED/WHT BRN BRN BRN BLK BRN BLK ORG RED/ RED/ (W/ CUTAWAY, AMBULANCE & RV UPFITTERS) (W/ AMBULANCE & RV UPFITTERS) W/ ELECTRIC SIDE DOOR LOCK CONTROL W/ RV UPFITTER (NOT USED) (NOT USED) W/ COMMERCIAL TRADESMAN W/ RV UPFITTER W/ CUTAWAY (UPFITTER BLUNT CUT) (IF EQUIPPED) (IF EQUIPPED) W/ RADIO W/O RADIO (W/ ELECTRIC REAR WINDOW DEFOGGER & POWER WINDOWS) (W/O ODOMETER SECURITY WIRING PROVISION (SEO)) (W/ PASSENGER POWER SEAT ADJUSTER) (W/ DRIVER POWER SEAT ADJUSTER) (IF EQUIPPED) (W/ LEFT & RIGHT ROOF SIDE) (W/ LOW TIRE PRESSURE & REMOTE KEYLESS ENTRY) (LIGHT DUTY W/O RV UPFIITTER) (W/ POWER MIRROR & REAR WINDOW DEFOGGER) W/ REAR A/C W/ REAR A/C & AUXILIARY HEATER W/ REAR A/C, AUXILIARY HEATER, PLUMBING & WIRING PROVISION W/ RV UPFITTER & 3406 W/O RV UPFITTER W/ MANUAL A/C, POWER MIRRORS & REAR WINDOW DEFOGGER (IF EQUIPPED) (W/ REAR WINDOW DEFOGGER, POWER MIRRORS & MANUAL A/C) G302 G302 RAP RELAY 43 UPFTR AUX 1 FUSE 36 PWR WDO CIRCUIT BREAKER 45 EMPTY FUSE 19 EMPTY FUSE 20 PWR SEATS CIRCUIT BREAKER 46 IGN SW PK3 MDL FUSE 3 HVAC CNTRL FUSE 12 AIR BAG AOS FUSE 32 RFA/TPM FUSE 11 OSRVM SW FUSE 18 RDO/CHIME FUSE 8 I/P CLSTR FUSE 7 RUN RELAY 39 REAR BLWR FUSE 37 CMPS FUSE FUSE 2 HVAC 2 FUSE 1 HVAC 1 FUSE 5 J247 J247 J405 J307 J412 (UNDER LEFT FRONT SEAT) (BEHIND LEFT KICK PANEL) (IN REAR HVAC HARNESS, 13 CM FROM AUXILIARY BLOWER MOTOR CONNECTOR BREAKOUT) (EXCEPT REAR AUXILIARY & RV UPFITTER: IN FRONT HEADLINER HARNESS, 15 CM FROM X205 BREAKOUT TOWARDS LEFT VANITY MIRROR LAMP CONNECTOR) (W/ REAR AUXILIARY & RV UPFITTER: IN UPFITTER HVAC CONTROL HARNESS, 88 CM FROM X303 BREAKOUT) (EXCEPT RV UPFITTER: IN FRONT HEADLINER HARNESS, 52 CM FROM X304 BREAKOUT) (IN REAR HVAC HARNESS, 20 CM FROM AUXILIARY BLOWER MOTOR CONNECTOR BREAKOUT) (BEHIND LEFT KICK PANEL) FROM REAR FUSE BLOCK (DIAGRAM 3 OF 4) FROM UNDERHOOD FUSE BLOCK (DIAGRAM 2 OF 4) FROM J203 (DIAGRAM 3 OF 4) FROM UPFTR AUX 2 RELAY 42 (DIAGRAM 1 OF 4)