Chevrolet·Express Awd·2007 Chevrolet Express AWD·Wiring
Wiring diagram

2007 Chevrolet Express AWD — power distribution

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Power distribution

A 125A 15A 30A B C 20A 15A 15A 15A 10A 15A 10A 15A 20A 15A 10A 40A 30A B 20A 15A 60A 30A STARTER FUSIBLE LINK 3 BATTERY GENERATOR FUSIBLE LINK 2 UNDERHOOD FUSE BLOCK AUXILIARY POWER OUTLET 1 AUXILIARY POWER OUTLET 2 TRAILER WIRING TRAILER WIRING DATA LINK CONNECTOR (DLC) POWERTRAIN CONTROL MODULE (PCM) REMOTE CONTROL DOOR LOCK RECEIVER BLOWER MOTOR RESISTOR ASSEMBLY INSTRUMENT PANEL CLUSTER (IPC) TURN SIGNAL/ HAZARD FLASHER MODULE STOP LAMP SWITCH ELECTRONIC BRAKE CONTROL MODULE (EBCM) UNDERHOOD FUSE BLOCK BODY FUSE BLOCK BODY CONTROL MODULE (BCM) CHIME RADIO HVAC CONTROL ASSEMBLY DRIVER SEAT ADJUSTER SWITCH FRONT PASSENGER SEAT ADJUSTER SWITCH LEFT TRAILER STOP/TURN RELAY RIGHT TRAILER STOP/TURN RELAY F12 C2 C1 C5 B1 C A F C1 57 30 30 C2 C3 B2 F F C1 A12 C2 F12 E12 C3 A C1 F C2 A12 C1 C C5 D B1 B5 A4 D10 B10 C2 A10 C2 D1 B3 1 J C2 F1 A6 C C 16 A F2 A E2 B2 E10 B F10 A B C6 C2 B7 C1 B C7 A C1 20 C3 A5 A10 C1 RED/BLK RED/WHT RED/WHT BLK RED/BLK RED/BLK (OR RED) RED/WHT RED/WHT RED/BLK RED/BLK ORG ORG RED/WHT RED/WHT RED/WHT RED/WHT RED/WHT ORG 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 BLK BLK RED RED BLK RED (NOT USED) (NOT USED) W/O CIGAR LIGHTER (NOT USED) W/ CIGAR LIGHTER (BLUNT CUT) (BLUNT CUT) (W/ ACTIVE HANDLING) (W/O ACTIVE HANDLING) (IF EQUIPPED) (NOT USED) W/ REAR WINDOW DEFOGGER/ HEATED MIRRORS (W/O RADIO) (W/ RADIO) (IF EQUIPPED) (IF EQUIPPED) (IF EQUIPPED) (IF EQUIPPED) G304 MEGA FUSE 65 SPARE FUSE 64 RFA FUSE 20 PCM BAT FUSE 2 TRLR FUSE 13 ABS/VSE FUSE 48 AUX PWR FUSE 29 TRLR FUSE 50 HAZRD FUSE 14 LTR FUSE 30 STOP LP FUSE 7 BLOW FUSE 51 IPC FUSE 31 CIGAR LIGHTER PWR SEAT CIRCUIT BREAKER 60 TBC 2 FUSE 18 RADIO BAT FUSE 1 TBC 3 FUSE 16 RR DEF/HTD MIR FUSE 8 TBC 4 FUSE 11 TBC FUSE 19 TRL STOP/TRN FUSE 17 (ON LEFT SIDE OF ENGINE COMPT) (BEHIND RIGHT KICK PANEL) (ON LEFT SIDE OF ENGINE COMPT) S249 TO BODY FUSE BLOCK (DOOR LKS FUSE 15) (DIAGRAM 2 OF 6) TO UNDERHOOD FUSE BLOCK (TBC FUSE 19) (DIAGRAM 1 OF 6) FROM UNDERHOOD FUSE BLOCK (RFA FUSE 20) (DIAGRAM 1 OF 6) TO UNDERHOOD FUSE BLOCK (CAN VENT FUSE 34) (DIAGRAM 2 OF 6)
10A 10A 10A G 10A A 50A 20A 30A D 10A 10A 10A C 10A 15A 20A 15A 40A 40A D F E UNDERHOOD FUSE BLOCK SPARE RELAY 55 HDLP LO BEAM RELAY 58 HDLP HI BEAM RELAY 56 LEFT LOW BEAM HEADLAMP LEFT HIGH BEAM HEADLAMP LEFT HEADLAMP LEFT HEADLAMP RIGHT HEADLAMP RIGHT HIGH BEAM HEADLAMP RIGHT HEADLAMP RIGHT LOW BEAM HEADLAMP EVAPORATIVE EMISSIONS (EVAP) CANISTER VENT SOLENOID UNDERHOOD FUSE BLOCK SPARE RELAY 62 FUEL PUMP RELAY 57 WSW RELAY 53 HORN RELAY 59 A/C RELAY 54 STARTER RELAY 61 BODY FUSE BLOCK PASS UNLK RELAY 31 DOOR LKS RELAY 30 DRV UNLK RELAY 28 RR DEFOG RELAY 25 AUXILIARY RELAY 24 CARGO UNLK RELAY 27 C4 R S A A A A F E C1 E6 A B A A B A C5 B RED/BLK LT GRN/BLK LT GRN/BLK LT GRN/BLK DK GRN/WHT DK GRN/WHT DK GRN/WHT TAN/WHT TAN/WHT TAN/WHT YEL YEL RED/WHT YEL RED/BLK RED/BLK COMPOSITE SEALED COMPOSITE SEALED SEALED COMPOSITE COMPOSITE SEALED LEFT LO BEAM FUSE 43 LEFT HI BEAM FUSE 44 CAN VENT FUSE 34 RIGHT LO BEAM FUSE 42 RIGHT HI BEAM FUSE 45 FUEL PUMP FUSE 12 SPARE FUSE 33 IGN A FUSE 49 IGN B FUSE 52 A/C FUSE 32 WSW FUSE 41 HORN FUSE 15 AUXILIARY 2 FUSE 33 DRV LKS FUSE 7 HTD MIR/DEFOG FUSE 12 REAR DOOR LKS FUSE 5 DOOR LKS FUSE 15 (ON LEFT SIDE OF ENGINE COMPT) (ON LEFT SIDE OF ENGINE COMPT) (UNDER LEFT FRONT SEAT) FROM UNDERHOOD FUSE BLOCK (PWR SEAT CIRCUIT BREAKER 60) (DIAGRAM 1 OF 6) TO UNDERHOOD FUSE BLOCK (IGN A FUSE 49) (DIAGRAM 2 OF 6) FROM UNDERHOOD FUSE BLOCK (HDLP HI BEAM RELAY) (DIAGRAM 2 OF 6) FROM UNDERHOOD FUSE BLOCK (MEGA FUSE 65) (DIAGRAM 1 OF 6) TO IGNITION SWITCH (DIAGRAM 3 OF 6) TO BODY FUSE BLOCK (PARK LP RELAY) (DIAGRAM 3 OF 6)
ACC RUN ACC RUN START LOCK ACC RUN START LOCK LOCK START START LOCK ACC RUN 15A 10A 10A 10A M 15A G 10A E F K H 10A 10A 10A 10A 10A L 15A 15A 15A 15A START RUN ACC LOCK J I UNDERHOOD FUSE BLOCK PARK/ NEUTRAL POSITION (PNP) SWITCH INFLATABLE RESTRAINT PASSENGER PRESENCE SYSTEM (PPS) MODULE INSIDE REARVIEW MIRROR POWERTRAIN CONTROL MODULE (PCM) BODY CONTROL MODULE (BCM) INFLATABLE RESTRAINT SENSING & DIAGNOSTIC MODULE HEATED OXYGEN SENSOR (HO2S) BANK 2 SENSOR 2 HEATED OXYGEN SENSOR (HO2S) BANK 2 SENSOR 1 UNDERHOOD FUSE BLOCK HEATED OXYGEN SENSOR (HO2S) BANK 1 SENSOR 2 HEATED OXYGEN SENSOR (HO2S) BANK 1 SENSOR 1 INFLATABLE RESTRAINT I/P MODULE DISABLE SWITCH INFLATABLE RESTRAINT PASSENGER AIRBAG OFF/ON INDICATOR THROTTLE ACTUATOR CONTROL MODULE CRUISE CONTROL MODULE STEERING WHEEL SPEED/ POSITION SENSOR BODY FUSE BLOCK CTSY LP RELAY 26 PARK LP RELAY 29 STOP LAMP SWITCH UNDERHOOD FUSE BLOCK (PROVISIONAL) INFLATABLE RESTRAINT I/P MODULE DISABLE SWITCH RIGHT TAIL/STOP & TURN SIGNAL LAMP LEFT TAIL/STOP & TURN SIGNAL LAMP LEFT FRONT MARKER LAMP LEFT FRONT PARK/TURN SIGNAL LAMP RIGHT FRONT PARK/TURN SIGNAL LAMP RIGHT FRONT MARKER LAMP LICENSE LAMP B B B 4 D G E A C F 7 F F1 C2 A C1 D1 S C320 C1 C2 C3 C4 D1 B6 A1 K M F3 J E1 C L A F C405 B A B A A 1 C4 A4 B8 E4 C2 D4 13 C5 A7 C1 19 7 C1 E2 C3 A6 C2 D3 A3 C1 B3 C405 H E C2 A1 10 9 11 C3 A9 C1 F11 C3 B1 E3 C3 D D C1 F1 E1 D D C2 E3 B BRN NCA NCA NCA NCA PNK PNK PNK BRN PNK PNK BRN BRN BRN BRN BRN BRN BRN BRN BRN BRN BRN BRN BRN BRN BRN BRN LT GRN LT GRN/BLK RED/BLK PNK PNK PNK PNK PNK PNK LT GRN LT GRN LT GRN LT GRN/BLK PNK LT GRN DK GRN PNK PNK PNK PNK PNK PNK RED/BLK YEL ORG WHT BRN PNK (NOT USED) (NOT USED) (NOT USED) (NOT USED) (NOT USED) HEAVY DUTY LIGHT DUTY (W/ TEMP DISPLAY) (LIGHT DUTY) (W/O ACTIVE HANDLING) (W/ ACTIVE HANDLING) (HEAVY DUTY) (IF EQUIPPED) TRAILER WIRING (RV/UPFITTER) CUTAWAY (NOT USED) (BLUNT CUT) (RV/UPFITTER) TRAILER WIRING CUTAWAY (HEAVY DUTY) (NOT USED) (BLUNT CUT) IGNITION SWITCH ISRVM FUSE 26 AIRBAG FUSE 37 PCM IGN 1 FUSE 38 SPARE FUSE 25 BTSI/BU FUSE 36 O2 SNSR B FUSE 39 TBC IGN 1 FUSE 24 SPARE FUSE 35 O2 SNSR A FUSE 40 REVERSE PARK ACC BTSI FUSE 28 TRLR BU FUSE 5 CTSY LP/SEO FUSE 3 TRLR PRK FUSE 21 LR PRK FUSE 18 RR PRK FUSE 20 UPFTR PRK FUSE 16 FR PRK FUSE 22 (ON LEFT SIDE OF ENGINE COMPT) (UNDER LEFT FRONT SEAT) FROM UNDERHOOD FUSE BLOCK (IGN B, FUSE 52) (DIAGRAM 2 OF 6) FROM UNDERHOOD FUSE BLOCK (IGN A FUSE 49) (DIAGRAM 2 OF 6) TO UNDERHOOD FUSE BLOCK (IGN O FUSE 6) (DIAGRAM 4 OF 6) TO UNDERHOOD FUSE BLOCK (TBC ACC FUSE 46) (DIAGRAM 4 OF 6) TO UNDERHOOD FUSE BLOCK (CRANK FUSE 27) (DIAGRAM 4 OF 6) TO BODY FUSE BLOCK (BRK FUSE 11) (DIAGRAM 5 OF 6) TO UNDERHOOD FUSE BLOCK (ENG 2 FUSE 21) (DIAGRAM 4 OF 6) FROM BODY FUSE BLOCK (AUXILIARY 2 FUSE 33) (DIAGRAM 2 OF 6) TO BODY FUSE BLOCK (AUXILIARY 1 FUSE 32) (DIAGRAM 5 OF 6)
H I K N N L 25A 10A 10A 10A 10A 15A 10A UNDERHOOD FUSE BLOCK CENTRAL SEQUENTIAL FUEL INJECTION (CENTRAL SFI) EVAPORATIVE EMISSIONS (EVAP) CANISTER PURGE SOLENOID CENTRAL SEQUENTIAL FUEL INJECTION (CENTRAL SFI) MASS AIR FLOW (MAF) SENSOR PARK/ NEUTRAL POSITION (PNP) SWITCH FUEL INJECTOR 2 FUEL INJECTOR 8 FUEL INJECTOR 7 FUEL INJECTOR 3 FUEL INJECTOR 4 FUEL INJECTOR 1 FUEL INJECTOR 5 FUEL INJECTOR 6 IGNITION COIL MODULE IGNITION COIL 7 IGNITION COIL 3 IGNITION COIL 1 IGNITION COIL IGNITION COIL 5 IGNITION COIL 2 IGNITION COIL 6 IGNITION COIL 8 IGNITION COIL 4 UNDERHOOD FUSE BLOCK A/C RELAY 54 TURN SIGNAL SWITCH CRUISE CONTROL ON/OFF SWITCH POWERTRAIN CONTROL MODULE (PCM) BODY CONTROL MODULE (BCM) WINDSHIELD WIPER MOTOR AUTOMATIC TRANSMISSION INSTRUMENT PANEL CLUSTER STOP LAMP SWITCH TURN SIGNAL/ MULTIFUNCTION SWITCH A B A D E A A L J H B C3 C175 E C4 B3 A3 C1 C1 75 59 C2 C2 E5 A2 A3 C10 C2 F4 A4 F2 A11 F3 B10 12 B A A D D D D D D D D C2 E12 C12 C2 B5 B C1 C4 A C E4 C1 B4 C4 D4 C10 E10 D10 A A A A A YEL BRN WHT PNK PNK NCA PNK PNK PNK PNK PNK PNK PNK PNK PNK PNK PNK PNK PNK PNK PNK PNK PNK PNK YEL PNK YEL PNK PNK PPL YEL YEL PNK PNK PNK PNK PPL 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 EXCEPT 4.3L EXCEPT 4.3L EXCEPT 4.3L EXCEPT 4.3L 4.3L 4.3L 4.3L 4.3L 4.8L/5.3L/ 6.0L 4.8L/5.3L/ 6.0L 4.3L 4.3L (NOT USED) (NOT USED) ENG 1 FUSE 23 ENG 2 FUSE 21 IGN 0 FUSE 6 CRANK FUSE 27 TBC ACCY FUSE 46 FR WPR FUSE 47 IGN E FUSE 22 (ON LEFT SIDE OF ENGINE COMPT) (IN ODD IGNITION COIL MODULE JUMPER HARNESS, ON TOP LEFT SIDE OF ENGINE) (IN EVEN IGNITION COIL MODULE JUMPER HARNESS, ON TOP RIGHT SIDE OF ENGINE) (ON LEFT SIDE OF ENGINE COMPT) S184 S185 FROM UNDERHOOD FUSE BLOCK (AIR BAG FUSE 37) (DIAGRAM 3 OF 6) TO IGN E FUSE 22 (DIAGRAM 4 OF 6) FROM IGNITION SWITCH (DIAGRAM 3 OF 6) FROM IGNITION SWITCH (DIAGRAM 3 OF 6) FROM IGNITION SWITCH (DIAGRAM 3 OF 6) FROM ENG 1 FUSE 23 (DIAGRAM 4 OF 6)
1 2 2 1 2 1 50A O P 25A 10A 60A M 30A 20A J 10A 10A BODY FUSE BLOCK AUXILIARY RELAY 24 UNDERHOOD FUSE BLOCK (PROVISIONAL) HVAC CONTROL ASSEMBLY AIR TEMPERATURE ACTUATOR HVAC CONTROL ASSEMBLY ELECTRONIC BRAKE CONTROL MODULE (EBCM) TRACTION CONTROL SWITCH AUXILIARY HVAC CONTROL PROCESSOR FRONT AUXILIARY HVAC CONTROL ASSEMBLY FRONT AUXILIARY HVAC CONTROL ASSEMBLY REAR AUXILIARY HVAC CONTROL ASSEMBLY BODY CONTROL MODULE AUXILIARY MED SPEED BLOWER MOTOR RELAY AUXILIARY HIGH SPEED BLOWER MOTOR RELAY AUXILIARY LOW SPEED BLOWER MOTOR RELAY AUXILIARY MODE ACTUATOR AUXILIARY AIR TEMPERATURE ACTUATOR BODY FUSE BLOCK (PROVISIONAL) FRONT PASSENGER WINDOW SWITCH DRIVER WINDOW SWITCH OUTSIDE REARVIEW MIRROR SWITCH ELECTRONIC BRAKE CONTROL MODULE (EBCM) C2 11 F7 C1 C1 F1 B3 C2 B E C4 E C222 C5 C2 A E E C2 A9 F11 E11 E7 C1 A2 A1 A B C2 C2 C2 C407 E G G G J 10 C3 B C2 E C3 E1 C2 A9 C1 C4 C1 E8 B10 C2 10 10 D2 C2 F10 F9 E2 D4 BRN BLK BLK TAN RED/BLK RED/BLK BRN RED/BLK (OR RED) RED/WHT DK GRN DK GRN ORG RED/BLK ORG DK GRN DK GRN BRN BRN BRN BRN BRN BRN BRN BRN BRN BRN BRN BRN BRN BRN BRN BRN ORG BRN BRN BRN BRN BRN BRN BRN W/ REAR AUXILIARY HVAC W/O REAR AUXILIARY CONTROL W/ AUXILIARY HVAC W/ REAR AUXILIARY CONTROL (W/ OUTSIDE HEATED MIRRORS & REAR WINDOW DEFOGGER) (W/O RV UPFITTER OPTION) (W/ RV UPFITTER OPTION) W/ ACTIVE HANDLING W/O ACTIVE HANDLING (NOT USED) (NOT USED) W/O ACTIVE HANDLING W/ ACTIVE HANDLING (RV/UPFITTER) (IF EQUIPPED) (IF EQUIPPED) (IF EQUIPPED) G302 BRK FUSE 11 HVAC 1 FUSE 9 HVAC FUSE 10 RAP RELAY 23 OSRVM FUSE 2 PWR WND CIRCUIT BREAKER 34 REAR BLOWER FUSE 13 AUXILIARY 1 FUSE 32 SPARE FUSE 1 (UNDER LEFT FRONT SEAT) (IN FRONT HEADLINER HARNESS, APPROX 52 CM FROM C304 BREAKOUT) (IN UPFITTER HVAC CONTROL HARNESS, APPROX 88 CM FROM C303 BREAKOUT) (IN REAR HVAC HARNESS, APPROX 13 CM FROM AUXILIARY BLOWER MOTOR CONNECTOR BREAKOUT) (UNDER LEFT FRONT SEAT) (BEHIND LEFT KICK PANEL) S307 S307 S405 S247 FROM IGNITION SWITCH (DIAGRAM 3 OF 6) FROM BODY FUSE BLOCK (CTSY LP/SEO FUSE 3) (DIAGRAM 3 OF 6) TO S412 (DIAGRAM 6 OF 6) TO S302 (DIAGRAM 6 OF 6)
O P 10A 15A (PROVISIONAL) AUXILIARY LOW SPEED BLOWER MOTOR RELAY AUXILIARY HIGH SPEED BLOWER MOTOR RELAY AUXILIARY MED SPEED BLOWER MOTOR RELAY (PROVISIONAL) REAR FUSE BLOCK REAR FUSE BLOCK RIGHT SIDE ACCESS PANEL RELAY 6 LEFT SIDE REAR ACCESS PANEL RELAY 1 LEFT SIDE FRONT ACCESS PANEL RELAY 5 DOME FLUORESCENT WORK LAMP RELAY A1 A C321 C1 10 6 1 5 11 15 C1 C1 C1 C409 A RED/BLK ORG (OR RED) RED/BLK RED/WHT RED/WHT RED/WHT RED/WHT RED/BLK RED ORG RED RED ORG ORG ORG ORG ORG ORG ORG ORG RED/WHT RED/WHT W/O AUXILIARY HVAC W/ AUXILIARY HVAC W/O COMMERCIAL OPTION W/ CUTAWAY W/ COMMERCIAL OPTION W/O CUTAWAY W/O COMMERCIAL OPTION BLUNT CUT DOME FLUORESCENT WORK LAMPS FUSE 2 PANEL ACTUATOR FUSE 3 (IN REAR HVAC HARNESS, APPROX 20 CM FROM AUXILIARY BLOWER MOTOR CONNECTOR BREAKOUT) (IN PRP/UF2 HARNESS, APPROX 15 CM FROM REAR FUSE BLOCK) (ON LEFT "B" PILLAR) (IN PRP/UF2 HARNESS, 7 CM FROM BREAKOUT FOR REAR FUSE BLOCK) (IN PRP/UF2 HARNESS, APPROX 8 CM FROM REAR FUSE BLOCK) (ON LEFT "B" PILLAR) S412 S302 S312 S303 FROM BODY FUSE BLOCK (RR BLOWER FUSE 13) (DIAGRAM 5 OF 6) FROM BODY FUSE BLOCK (AUXILIARY 1 FUSE 32) (DIAGRAM 5 OF 6)