Chevrolet Chevy Express G1500 (1996-2012) w/ commercial tradesman Wiring diagrams

AIR BAG AOS FUSE 32 AIR TEMPERATURE ACTUATOR HVAC CONTROL ASSEMBLY ALL DRS LOCK PCB RELAY AUXILIARY AIR TEMPERATURE ACTUATOR AUXILIARY AUXILIARY BLOWER BLOWER MOTOR MOTOR LOW SPEED MEDIUM RELAY SPEED RELAY AUXILIARY BLOWER MOTOR HIGH SPEED RELAY AUXILIARY MODE ACTUATOR BCK/UP LAMP PCB RELAY BLK WIRE BODY CONTROL MODULE (BCM) BODY CONTROL MODULE (BCM) (BEHIND LEFT KICK PANEL) BRN WIRE CGO UNLCK PCB RELAY DK GRN WIRE DRIVER PASSENGER WINDOW WINDOW SWITCH SWITCH (IF (IF EQUIPPED) EQUIPPED) DRIVER SEAT ADJUSTER SWITCH (W/ DRIVER POWER SEAT ADJUSTER) DRV UNLCK PCB RELAY EMPTY FUSE 19 EMPTY FUSE 20 FROM UNDERHOOD FUSE BLOCK (DIAGRAM 2 OF 4) HVAC 2 HVAC 1 FUSE 1 FUSE 5 HVAC CONTROL ASSEMBLY (W/ ELECTRIC REAR WINDOW DEFOGGER, POWER WINDOWS) I/P CLSTR FUSE 7 IGN SW HVAC CNTRL FUSE 12 FUSE 3 INFLATABLE RESTRAINT SENSING, RADIO DIAGNOSTIC MODULE (SDM) INFLATABLE RESTRAINT VEHICLE ROLLOVER SENSOR (W/ LEFT, RIGHT ROOF SIDE) ORG/ WIRE OSRVM SW FUSE 18 OUTSIDE REARVIEW MIRROR SWITCH (IF EQUIPPED) PASS/CGO UNLCK PCB RELAY PASSENGER SEAT ADJUSTER SWITCH (W/ PASSENGER POWER SEAT ADJUSTER) PRK LAMP RELAY 40 PWR SEATS CIRCUIT BREAKER 46 PWR WDO CIRCUIT BREAKER 45 RAP RELAY 43 RDO/CHIME FUSE 8 REAR BLWR FUSE 37 REAR DEFOG RELAY 44 (W/ POWER MIRROR, REAR WINDOW DEFOGGER) RED WIRE RED/ WHT WIRE RED/BLK WIRE RED/WHT WIRE RELAY 39 RFA/TRM FUSE 11 RUN WIRE TO REAR FUSE BLOCK (DIAGRAM 3 OF 4) TO UPFTR AUX 2 RELAY 42 CMPS FUSE (DIAGRAM 1 OF 4) FUSE 2 UPFTR AUX 1 FUSE 36 (W/ CUTAWAY, AMBULANCE, RV UPFITTERS) UPFTR CTSY LAMPS PCB RELAY (W/ AMBULANCE, RV UPFITTERS) W/ COMMERCIAL TRADESMAN W/ CUTAWAY W/ ELECTRIC SIDE DOOR LOCK CONTROL W/ MANUAL A/C, POWER MIRRORS, 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 W/ RV W/O RV UPFITTER UPFITTER, 3406 W/O RADIO WHT WIRE YEL WIRE

AIR BAG AOS FUSE 32 AIR TEMPERATURE ACTUATOR HVAC CONTROL ASSEMBLY ALL DRS LOCK PCB RELAY AUXILIARY AIR TEMPERATURE ACTUATOR AUXILIARY AUXILIARY BLOWER BLOWER MOTOR MOTOR LOW SPEED MEDIUM RELAY SPEED RELAY AUXILIARY BLOWER MOTOR HIGH SPEED RELAY AUXILIARY MODE ACTUATOR BCK/UP LAMP PCB RELAY BLK WIRE BODY CONTROL MODULE (BCM) BODY CONTROL MODULE (BCM) (BEHIND LEFT KICK PANEL) BRN WIRE CGO UNLCK PCB RELAY DK GRN WIRE DRIVER PASSENGER WINDOW WINDOW SWITCH SWITCH (IF (IF EQUIPPED) EQUIPPED) DRIVER SEAT ADJUSTER SWITCH (W/ DRIVER POWER SEAT ADJUSTER) DRV UNLCK PCB RELAY EMPTY FUSE 19 EMPTY FUSE 20 FROM UNDERHOOD FUSE BLOCK (DIAGRAM 2 OF 4) HVAC 2 HVAC 1 FUSE 1 FUSE 5 HVAC CONTROL ASSEMBLY (W/ ELECTRIC REAR WINDOW DEFOGGER, POWER WINDOWS) I/P CLSTR FUSE 7 IGN SW HVAC CNTRL FUSE 12 FUSE 3 INFLATABLE RESTRAINT SENSING, RADIO DIAGNOSTIC MODULE (SDM) INFLATABLE RESTRAINT VEHICLE ROLLOVER SENSOR (W/ LEFT, RIGHT ROOF SIDE) ORG/ WIRE OSRVM SW FUSE 18 OUTSIDE REARVIEW MIRROR SWITCH (IF EQUIPPED) PASS/CGO UNLCK PCB RELAY PASSENGER SEAT ADJUSTER SWITCH (W/ PASSENGER POWER SEAT ADJUSTER) PRK LAMP RELAY 40 PWR SEATS CIRCUIT BREAKER 46 PWR WDO CIRCUIT BREAKER 45 RAP RELAY 43 RDO/CHIME FUSE 8 REAR BLWR FUSE 37 REAR DEFOG RELAY 44 (W/ POWER MIRROR, REAR WINDOW DEFOGGER) RED WIRE RED/ WHT WIRE RED/BLK WIRE RED/WHT WIRE RELAY 39 RFA/TRM FUSE 11 RUN WIRE TO REAR FUSE BLOCK (DIAGRAM 3 OF 4) TO UPFTR AUX 2 RELAY 42 CMPS FUSE (DIAGRAM 1 OF 4) FUSE 2 UPFTR AUX 1 FUSE 36 (W/ CUTAWAY, AMBULANCE, RV UPFITTERS) UPFTR CTSY LAMPS PCB RELAY (W/ AMBULANCE, RV UPFITTERS) W/ COMMERCIAL TRADESMAN W/ CUTAWAY W/ ELECTRIC SIDE DOOR LOCK CONTROL W/ MANUAL A/C, POWER MIRRORS, 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 W/ RV W/O RV UPFITTER UPFITTER, 3406 W/O RADIO WHT WIRE YEL WIRE

1 2 3 4 BATTERY B+ SERIAL DATA BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (BEHIND LOWER RIGHT SIDE OF DASH) CARGO DR UNLCK FUSE 33 CARGO DR UNLCK PCB RELAY CHIME MODULE (BEHIND LEFT CENTER OF DASH) COMPUTER DATA LINES SYSTEM DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DRV DR UNLCK FUSE 36 DRVR DR UNLCK PCB RELAY FRT DR LCK FUSE 31 FRT PASS DR UNLCK FUSE 34 FRT REAR PASS DR UNLCK PCB FTR REAR DR LCK PCB GROUND GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT AT ALL TIMES BODY FUSE BLOCK (UNDER LEFT FRONT SEAT) LEFT REAR SIDE DOOR JAM SWITCH (W/ HINGED DOOR) (AT LEFT "B" PILLAR) LIFTGATE AJAR SW SIG LO SPD GMLAN SERIAL DATA LO SPD SERIAL DATA LT BLU WIRE LT GRN WIRE ORG/BLK WIRE PNK/BLK WIRE RADIO REAR DR LCK FUSE 32 REAR OPEN SW REAR PASS DR UNLCK FUSE 35 RED/WHT WIRE REMOTE CONTROL DOOR LOCK RECEIVER (RCDLR) (BEHIND CENTER OF DASH) RFA/TPM FUSE 21 RIGHT REAR SIDE DOOR JAM SWITCH (W/ CARGO PASSENGER) (AT RIGHT "B" PILLAR) TAN WIRE TAN/BLK WIRE TAN/WHT WIRE W/ COMMERCIAL TRADESMAN W/ HINGED DOOR W/O COMMERCIAL TRADESMAN YEL WIRE YEL/BLK WIRE

AIR BAG AOS FUSE 32 AIR TEMPERATURE ACTUATOR HVAC CONTROL ASSEMBLY ALL DRS LOCK PCB RELAY AUXILIARY AIR TEMPERATURE ACTUATOR AUXILIARY AUXILIARY BLOWER BLOWER MOTOR MOTOR LOW SPEED MEDIUM RELAY SPEED RELAY AUXILIARY BLOWER MOTOR HIGH SPEED RELAY AUXILIARY MODE ACTUATOR BCK/UP LAMP PCB RELAY BLK WIRE BODY CONTROL MODULE (BCM) BODY CONTROL MODULE (BCM) (BEHIND LEFT KICK PANEL) BRN WIRE CGO UNLCK PCB RELAY DK GRN WIRE DRIVER PASSENGER WINDOW WINDOW SWITCH SWITCH (IF (IF EQUIPPED) EQUIPPED) DRIVER SEAT ADJUSTER SWITCH (W/ DRIVER POWER SEAT ADJUSTER) DRV UNLCK PCB RELAY EMPTY FUSE 19 EMPTY FUSE 20 FROM REAR FUSE BLOCK (DIAGRAM 3 OF 4) FROM UNDERHOOD FUSE BLOCK (DIAGRAM 2 OF 4) FROM UPFTR AUX 2 RELAY 42 CMPS FUSE (DIAGRAM 1 OF 4) FUSE 2 HVAC 2 HVAC 1 FUSE 1 FUSE 5 HVAC CONTROL ASSEMBLY (W/ ELECTRIC REAR WINDOW DEFOGGER, POWER WINDOWS) I/P CLSTR FUSE 7 IGN SW HVAC CNTRL FUSE 12 FUSE 3 INFLATABLE RESTRAINT SENSING, RADIO DIAGNOSTIC MODULE (SDM) INFLATABLE RESTRAINT VEHICLE ROLLOVER SENSOR (W/ LEFT, RIGHT ROOF SIDE) ORG/ WIRE OSRVM SW FUSE 18 OUTSIDE REARVIEW MIRROR SWITCH (IF EQUIPPED) PASS/CGO UNLCK PCB RELAY PASSENGER SEAT ADJUSTER SWITCH (W/ PASSENGER POWER SEAT ADJUSTER) PRK LAMP RELAY 40 PWR SEATS CIRCUIT BREAKER 46 PWR WDO CIRCUIT BREAKER 45 RAP RELAY 43 RDO/CHIME FUSE 8 REAR BLWR FUSE 37 REAR DEFOG RELAY 44 (W/ POWER MIRROR, REAR WINDOW DEFOGGER) RED WIRE RED/ WHT WIRE RED/BLK WIRE RED/WHT WIRE RELAY 39 RFA/TPM FUSE 11 RUN WIRE UPFTR AUX 1 FUSE 36 (W/ CUTAWAY, AMBULANCE, RV UPFITTERS) UPFTR CTSY LAMPS PCB RELAY (W/ AMBULANCE, RV UPFITTERS) W/ COMMERCIAL TRADESMAN W/ CUTAWAY W/ ELECTRIC SIDE DOOR LOCK CONTROL W/ MANUAL A/C, POWER MIRRORS, 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 W/ RV W/O RV UPFITTER UPFITTER, 3406 W/O RADIO WHT WIRE YEL WIRE

AIR BAG/AOS FUSE 10 AIR TEMPERATURE HVAC VACUUM ACTUATOR CONTROL PUMP (6.6L) ASSEMBLY AUXILIARY AIR TEMPERATURE ACTUATOR (W/ REAR A/C) AUXILIARY AUXILIARY MODE BLOWER ACTUATOR MOTOR HIGH SPEED (W/ REAR RELAY A/C) AUXILIARY BLOWER MOTOR LOW SPEED RELAY AUXILIARY BLOWER MOTOR MEDIUM SPEED RELAY AUXILIARY HVAC CONTROL MODULE BCK/UP LAMP PCB BLK WIRE BLUNT CUT) BODY CONTROL MODULE (BCM) BREAKOUT) BRN WIRE CARGO DR UNLCK PCB CMPS FUSE 19 DIGITAL RADIO RECEIVER RADIO DK GRN WIRE DRIVER SEAT ADJUSTER SWITCH (W/ DRIVER POWER SEAT ADJUSTER) DRIVER WINDOW SWITCH PASSENGER (IF WINDOW EQUIPPED) SWITCH (IF EQUIPPED) DRVR DR UNLCK PCB ELECTRONIC COMPASS FRONT MODULE AUXILIARY (IF HVAC EQUIPPED) CONTROL ASSEMBLY EMPTY FUSE 37 EMPTY FUSE 38 FROM UNDERHOOD FUSE BLOCK (DIAGRAM 2 OF 5) FTR REAR DR LCK PCB FTR REAR PASS DR UNLCK PCB GRN WIRE HVAC 1 FUSE 14 HVAC 2 FUSE 13 HVAC IGN SW CNTRL FUSE 25 FUSE 22 I/P CLUSTER FUSE 23 INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE (SDM) INFLATABLE RESTRAINT VEHICLE ROLLOVER SENSOR (W/ LEFT, RIGHT ROOF SIDE) INSTRUMENT PANEL CLUSTER (IPC) (W/O ODOMETER SECURITY WIRING PROVISION (SEO)) MANUAL A/C W/ POWER MIRRORS, REAR WINDOW DEFOGGER ONSTAR FUSE 11 ORG/ WIRE OSRVM SW FUSE 9 OUTSIDE REARVIEW MIRROR SWITCH (IF EQUIPPED) PASSENGER SEAT ADJUSTER SWITCH (W/ PASSENGER POWER SEAT ADJUSTER) PRK LAMPS PWR SEATS CIRCUIT BREAKER 1 PWR WINDOWS CIRCUIT BREAKER 2 RADIO RAP RELAY RDO/CHIME FUSE 20 REAR BLWR FUSE 29 REAR DEFOG RED WIRE RED/ WHT WIRE RED/BLK WIRE RED/WHT WIRE RFA/TPM FUSE 21 RUN WIRE TO UPFTR UPFITTER AUX 1 FUSE 16 (W/ CUTAWAY, AMBULANCE, RV UPFITTERS) UPFTR CTSY LAMPS VEHICLE COMMUNICATION INTERFACE MODULE (VCIM) (IF EQUIPPED) W/ CHIME MODULE W/ COMMERCIAL TRADESMAN W/ CUTAWAY W/ ELECTRIC SIDE DOOR LOCK CONTROL W/ REAR A/C W/ REAR A/C, AUXILIARY HEATER W/ REAR A/C, AUXILIARY HEATER, PLUMBING, WIRING PROVISION W/ RV UPFITTER W/ RV UPFITTER, SWB PASSENGER W/O RV UPFITTER W/O CHIME MODULE W/O DIGITAL AUDIO W/ DIGITAL AUDIO WHT RED/ WIRE WHT WIRE YEL WIRE

1 2 3 4 BATTERY B+ SERIAL DATA BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (BEHIND LOWER RIGHT SIDE OF DASH) CARGO DR UNLCK FUSE 33 CARGO DR UNLCK PCB RELAY CHIME MODULE (BEHIND LEFT CENTER OF DASH) COMPUTER DATA LINES SYSTEM DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DRV DR UNLCK FUSE 36 DRVR DR UNLCK PCB RELAY FRT DR LCK FUSE 31 FRT PASS DR UNLCK FUSE 34 FRT REAR PASS DR UNLCK PCB FTR REAR DR LCK PCB GROUND GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT AT ALL TIMES BODY FUSE BLOCK (UNDER LEFT FRONT SEAT) LEFT REAR SIDE DOOR JAM SWITCH (W/ HINGED DOOR) (AT LEFT "B" PILLAR) LIFTGATE AJAR SW SIG LO SPD GMLAN SERIAL DATA LO SPD SERIAL DATA LT BLU WIRE LT GRN WIRE ORG/BLK WIRE PNK/BLK WIRE RADIO REAR DR LCK FUSE 32 REAR OPEN SW REAR PASS DR UNLCK FUSE 35 RED/WHT WIRE REMOTE CONTROL DOOR LOCK RECEIVER (RCDLR) (BEHIND CENTER OF DASH) RFA/TPM FUSE 21 RIGHT REAR SIDE DOOR JAM SWITCH (W/ CARGO PASSENGER) (AT RIGHT "B" PILLAR) TAN WIRE TAN/BLK WIRE TAN/WHT WIRE W/ COMMERCIAL TRADESMAN W/ HINGED DOOR W/O COMMERCIAL TRADESMAN YEL WIRE YEL/BLK WIRE