Chevrolet Express G2500 (2013-2013) red/wht Wiring diagrams

6 7 8 9 PPL PNK WIRE ABS IND. AIR BAG IND BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (BEHIND LOWER RIGHT SIDE OF DASH) BODY FUSE BLOCK (UNDER LEFT BODY FUSE BLOCK (UNDER LEFT FRONT SEAT) BRAKE IND BRN WIRE BRN/WHT WIRE CHARGE IND CMPS FUSE 19 COMPUTER DATA LINES SYSTEM CRUISE IND DIESEL DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE DRIVER INFORMATION CENTER (DIC) DISPLAY ENGINE COMPT) ENGINE CONTROLS SYSTEM SUPPLEMENTAL RESTRAINTS SYSTEM ENGINE COOLANT TEMPERATURE GAUGE FRONT SEAT) FUEL GAUGE GMLAN SERIAL GRY/BLK WIRE HIGH BEAM IND HOT AT ALL TIMES HOT W/ RUN RELAY HOT W/ RUN/CRANK RELAY 15 ENERGIZED I/P CLUSTER FUSE 23 IGN VOLT IND CTRL IND LAMP (MIL) INSTRUMENT PANEL CLUSTER (IPC) IPC FUSE 10 LEFT TURN IND LIFTGATE AJAR SW SIG LF DOOR AJAR SW RR DOOR OPEN SW LR DOOR OPEN SW LOGIC LOW ENGINE OIL PRESSURE GAUGE LOW FUEL IND LOW OIL LOW STABILITY IND LT BLU WIRE LT GRN WIRE MALFUNCTION MIL CTRL NETWORK 3 ODOMETER PARK BRAKE SWITCH (UNDER LEFT SIDE OF DASH) PASS SEAT BELT PASSENGER SEAT BELT IND PNK WIRE PNK/BLK WIRE PPL PPL PNK WIRE PRESSURE IND PRND 321 RED/WHT WIRE RF DOOR AJAR SW RIGHT TURN IND SEAT BELT IND SECURITY IND SEO FUSE 27 SPEEDOMETER SUPPLEMENTAL RESTRAINTS SYSTEM SW SIG SWITCH SIG TAN/WHT WIRE TIRE PRESSURE IND TOW/HAUL IND TRACTION CONTROL IND UNDERHOOD FUSE BLOCK (ON LEFT SIDE OF VOLTS GAUGE W/ BRAKE WARNING INDICATOR SYSTEM W/ ODOMETER SECURITY WIRING PROVISION (SEO) W/O ODOMETER SECURITY WIRING PROVISION (SEO) WAIT TO START IND WHT WIRE YEL WIRE YEL/BLK WIRE

11 12 IPL DIMMER SW SIG IP DIMMING VOLT REF 2 15 HEAD 8 17 PARK LAMPS SIG HEADLAMPS OFF SIG AUXILIARY BLOWER MOTOR SWITCH BCM 1 FUSE BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (BEHIND LOWER RIGHT SIDE OF DASH) BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM CONNECTOR) PNK WIRE CONTROL DK GRN WIRE DRIVER DOOR LOCK SWITCH DRIVER INFORMATION CENTER (DIC) SWITCH DRIVER WINDOW SWITCH FRONT AUXILIARY HVAC CONTROL ASSEMBLY HEADLAMP, PANEL DIMMER SWITCH HOT AT ALL TIMES UNDERHOOD FUSE BLOCK (ON LEFT SIDE OF BCM 2 ENGINE COMPT) FUSE HVAC CONTROL ASSEMBLY HVAC CONTROL PROCESSOR CONNECTOR BREAKOUT) IPL DIMMING CTRL LEFT STEERING WHEEL CONTROL SWITCH LT BLU WIRE OFF AUTO PARK ORG/WHT WIRE PASSENGER AIR BAG DISABLE SWITCH (W/ MANUAL SUPPRESSION) PASSENGER COMPARTMENT FUSE BLOCK PASSENGER DOOR LOCK SWITCH PASSENGER WINDOW SWITCH PNK CONTROL PNK WIRE PNK PNK W/O REDUNDANT RADIO STEERING WHEEL WIRE PNK WIRE RADIO REAR AUXILIARY HVAC CONTROL ASSEMBLY SPLICE BLOCK RED WIRE RED/WHT WIRE RIGHT STEERING WHEEL CONTROL SWITCH SPLICE BLOCK STR/WHL/ SNSR FUSE TAN WIRE TAN/BLK WIRE TOW/HAUL SWITCH TRACTION CONTROL SWITCH (TCS) (W/ ACTIVE BRAKE CONTROL) W/ AUTOMATIC ELECTRONIC CRUISE CONTROL W/ AUXILIARY HEATER W/O REAR A/C W/ ELECTRIC SIDE DOOR LOCK W/ POWER OPERATED WINDOW (W/ POWER MIRRORS, POWER WINDOWS) W/ REAR W/O REAR AUXILIARY AUXILIARY CONTROLS CONTROLS W/ REDUNDANT RADIO STEERING WHEEL W/ RV UPFITTER W/O RV UPFITTER WHT WIRE YEL WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 LH AUDIO SIG (+) RH AUDIO SIG (+) 1 2 3 4 5 6 7 8 9 10 11 12 13 14 B+ LF MID OUT (+) RF MID OUT (+) 10 12 SERIAL DATA BUS (+) HI SPD GMLAN SERIAL DATA BUS(-) 2 1 8 LO REF VOICE SIG DRAIN WIRE HI SPD GMLAN BARE 6817 351 1957 1953 INTERIOR LIGHTS SYSTEM ANTENNA ANTENNA IN ANTI-LOCK BRAKES SYSTEM BARE BLK WIRE BLK/WHT WIRE BODY FUSE BLOCK (UNDER LEFT FRONT SEAT) BRN/WHT WIRE CAMERA SIG (-) CELLULAR PHONE, NAVIGATION ANTENNA COAX COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES LED DIMMING CTRL GND LF MID OUT (-) RF MID OUT (-) LH AUDIO SIG + RH AUDIO SIG + LO REF LO SERIAL DATA LR MID OUT (+) RR MID OUT (+) LT BLU WIRE LT BLU/BLK WIRE NAVIGATION ANTENNA NAVIGATION SYSTEM ORG/ WIRE RADIO RDO/ CHIME FUSE 20 RED/WHT WIRE SPD SIG TAN WIRE TAN/BLK WIRE TAN/WHT WIRE USB CABLE USB RECEPTACLE VOICE SIG W/ VEHICLE COMMUNICATION SYSTEM W/O VEHICLE COMMUNICATION SYSTEM WHT WIRE YEL WIRE

ANTENNA IN BARE BARE DRAIN WIRE BATT POSITIVE VOLT BLK/WHT WIRE BODY CONTROL MODULE (BCM) (BEHIND LOWER RIGHT SIDE OF DASH) BREAKOUT) BRN/WHT WIRE CELLULAR PHONE, DIGITAL RADIO ANTENNA COAX COMPUTER DATA LINES SYSTEM CRUISE CONTROL SYSTEM CUTAWAY UPFITTER DIGITAL RADIO RECEIVER (LEFT SIDE OF DASH) DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE GRY WIRE INFO LEFT FRONT DOOR SPEAKER LEFT REAR CARGO DOOR SPEAKER LEFT REAR TRIM PANEL SPEAKER (IF EQUIPPED) LO GMLAN SERIAL DATA LT BLU WIRE LT GRN WIRE MUTE ORG/ WIRE PASSENGER/ CARGO PNK WIRE RED/WHT WIRE RIGHT FRONT DOOR SPEAKER RIGHT REAR CARGO DOOR SPEAKER RIGHT REAR TRIM PANEL SPEAKER (IF EQUIPPED) RIGHT STEERING WHEEL CONTROL SWITCH SEEK DOWN SEEK UP SOURCE STEERING WHEEL AIR BAG COIL STEERING WHEEL CTRL TAN WIRE TAN/WHT WIRE VOL DOWN VOL UP WHT WIRE YEL WIRE

ANTENNA ANTENNA IN ANTI-LOCK BRAKES SYSTEM BLK WIRE BLK/WHT WIRE BLU WIRE BODY FUSE BLOCK (UNDER LEFT FRONT SEAT) CAMERA SIG + VOICE SIG PNK WIRE CAMERA SIG - LOW REF COAX COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE GND RF MID OUT (+) LF MID OUT (+) RR MID OUT (+) LR MID OUT (+) GRY WIRE HOT AT ALL TIMES LO REF LED DIMMING CTRL LO SERIAL DATA LT BLU WIRE LT BLU/BLK WIRE NAVIGATION ANTENNA NAVIGATION SYSTEM ORG/ WIRE PNK 11 12 WIRE PNK/BLK WIRE RADIO RDO/ CHIME FUSE 20 RED/WHT WIRE RF MID OUT (-) LF MID OUT (-) RR MID OUT (-) LR MID OUT (-) TAN WIRE USB CABLE USB RECEPTACLE VEHICLE SPD SIG VOICE SIG W/ VEHICLE COMMUNICATION SYSTEM W/O VEHICLE COMMUNICATION SYSTEM WHT WIRE YEL WIRE

BATT POS VOLT BLK/WHT WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE GROUND GRY WIRE HOT AT ALL TIMES LEFT MIDDLE REAR OBJECT SENSOR (REAR BUMPER COVER) LEFT OUTER REAR OBJECT SENSOR (REAR BUMPER COVER) LO SPD GMLAN SERIAL DATA LR CORNER OBJ SENS SIG LR MIDDLE OBJECT SENS SIG LT BLU WIRE OBJ SENS LOW REF OBJ SENS SPLY VOLT ORG/ WIRE PPL PPL RR CORNER OBJECT SENS SIG REAR PARKING ASSIST CONTROL MODULE RED/WHT WIRE RIGHT MIDDLE REAR OBJECT SENSOR (REAR BUMPER COVER) RIGHT OUTER REAR OBJECT SENSOR (REAR BUMPER COVER) RPA FUSE RR MIDDLE OBJECT SENS SIG UNDERHOOD FUSE BLOCK (ON LEFT SIDE OF ENGINE COMPT) YEL WIRE

4 SPEED 6 SPEED A/T A/T 4.3L/ 5.3L 4.8L 6.0L 6.6L 6.6L 6.6L EXCEPT ABS MDL FUSE 2 ABS MTR FUSE 1 AMBULANCE UPFITTER) AUX PWR OUTLET FUSE 25 AUXILIARY BATTERY AUXILIARY GENERATOR BATTERY BCM 2 FUSE 58 BCM 1 FUSE 59 BCM 3 FUSE 26 BCM 7 FUSE 8 BCM 4 FUSE 9 BCM 5 FUSE 7 BCM 6 FUSE 72 BLK WIRE BLOWER MOTOR RESISTOR BODY CONTROL MODULE (BCM) BRN WIRE CENTER CONSOLE 2 ACCESSORY CENTER CONSOLE 1 ACCESSORY CIGAR LIGHTER RECEPTACLE CNSTR VENT SOL FUSE 56 CONTROL SOLENOID VALVE ASSEMBLY COOLANT HEATER (6.6L W/ AUXILIARY FUEL FIRED HEATER) DATA LINK CONNECTOR (DLC) ECM BATT FUSE 19 ELECTRONIC BRAKE CONTROL MODULE (EBCM) ENGINE CONTROL MODULE (ECM) EVAPORATIVE EMISSION (EVAP) VENT SOLENOID VALVE FCSM BATT FUSE 36 FOH MDL FUSE 35 FROM CMPS FUSE 19 (DIAGRAM 4 OF 5) FROM RUN FRT BLWR FUSE 74 FUEL PUMP CONTROL MODULE (5.3L) FUSIBLE LINK 1 FUSIBLE LINK 2 FUSIBLE LINK 3 FUSIBLE LINK 4 FUSIBLE LINK 5 (W/ DUAL GENERATOR GENERATOR GLOW PLUG CONTROL MODULE (GPCM) INSTRUMENT PANEL CLUSTER (IPC) (W/ ODOMETER SECURITY WIRING PROVISION (SEO)) INTAKE AIR HEATER (IAH) LTR/DLC FUSE 73 NCA WIRE PASSENGER COMPARTMENT FUSE BLOCK POWER RECEPTACLE POWER RECEPTACLE PROVISION IGNITION POWER PROVISION RELAY REAR PARKING ASSIST CONTROL MODULE RED WIRE RED/BLK WIRE RED/WHT WIRE RPA FUSE SEO TCM BATT FUSE 32 FUSE 27 STARTER MOTOR TO HEADLAMP HIGH BEAM RELAY (DIAGRAM 2 OF 5) TRAILER CONNECTOR TRANSMISSION CONTROL MODULE (TCM) AUTOMATIC TRANSMISSION ASSEMBLY TRLR WRG FUSE 11 TRLR WRG FUSE 42 UNDERHOOD JUNCTION BLOCK UPFITTER AUX 2 READING LAMPS FUSE 28 W/ ACTIVE BRAKE CONTROL W/ CIGAR LIGHTER W/ RV UPFITTER W/O RV UPFITTER W/ TRUCK TRAILER W/ W/ RV CUTAWAY UPFITTER UPFITTER W/O ACTIVE BRAKE CONTROL W/O CIGAR LIGHTER

7 CM FROM BREAKOUT FOR REAR FUSE BLOCK) AIR BAG FUSE 28 BLK WIRE BODY CONTROL MODULE (BCM) BRK SW IPC FUSE 10 FUSE 13 BRN WIRE CONNECTOR CONTENT THEFT DETERRENT MODULE (TDM) DK BLU WIRE DOME FLUORESCENT WORK LAMPS FUSE 2 FROM MEGA FUSE (DIAGRAM 2 OF 5) FROM PASSENGER COMPARTMENT FUSE BLOCK (DIAGRAM 4 OF 5) FSCM IGN FUSE 6 FUEL PUMP CONTROL MODULE (5.3L) HARNESS, 15 CM FROM REAR FUSE BLOCK) HARNESS, 8 CM FROM REAR FUSE BLOCK) IGN IGNITION SWITCH INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE (SDM) INSTRUMENT CLUSTER KEY-IN SWITCH LEFT FRONT ACCESS PANEL RELAY LEFT REAR ACCESS PANEL RELAY OFF ORG/ WIRE PANEL ACTUATOR FUSE 3 PNK WIRE REAR FUSE BLOCK (ON LEFT "B" PILLAR) RED WIRE RED/ WHT WIRE RED/BLK WIRE RED/WHT WIRE RIGHT REAR ACCESS PANEL RELAY RUN WIRE RUN/CRNK RELAY 15 STEERING WHEEL SPEED/ ANGLE SENSOR STOP LAMP SWITCH STR/WHL SNSR FUSE 29 (W/ ACTIVE BRAKE CONTROL) TO TRANS FUSE 17 (DIAGRAM 5 OF 5) UNDERHOOD FUSE BLOCK (ON LEFT SIDE OF ENGINE COMPT) W/ CARGO LAMP W/O RV UPFITTER, MANUAL W/ MANUAL SUPPRESSION SUPPRESSION WHT WIRE YEL WIRE

AIR BAG/AOS FUSE 10 AUXILIARY AIR TEMPERATURE DOOR ACTUATOR (W/ REAR A/C) AUXILIARY AUXILIARY BLOWER BLOWER MOTOR MOTOR MEDIUM LOW SPEED SPEED RELAY RELAY AUXILIARY AUXILIARY MODE BLOWER ACTUATOR MOTOR HIGH SPEED (W/ REAR RELAY A/C) BCK/UP LAMP PCB BLK WIRE BLUNT CUT) BODY CONTROL MODULE (BCM) BREAKOUT) BRN WIRE CARGO DOOR UNLOCK RELAY CMPS FUSE 19 CURTESY LAMPS PROVISION RELAY DIGITAL RADIO RECEIVER CONTROL RADIO MODULE DK GRN WIRE DOOR LOCK RELAY DOOR UNLOCK RELAY DRIVER DOOR UNLOCK RELAY DRIVER SEAT ADJUSTER SWITCH (W/ DRIVER POWER SEAT ADJUSTER) DRIVER WINDOW SWITCH PASSENGER (IF WINDOW EQUIPPED) SWITCH (IF EQUIPPED) EMPTY EMPTY FUSE FUSE FROM UNDERHOOD FUSE BLOCK (DIAGRAM 2 OF 5) 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) CHIME ALARM CONTROL MODULE INSTRUMENT CLUSTER (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 COMPARTMENT FUSE BLOCK PASSENGER SEAT ADJUSTER SWITCH (W/ PASSENGER POWER SEAT ADJUSTER) PRK LAMPS PWR SEATS CIRCUIT BREAKER 1 PWR WINDOWS CIRCUIT BREAKER 2 RAP RELAY RDO/CHIME FUSE 20 REAR AUXILIARY HVAC CONTROL ASSEMBLY REAR BLWR FUSE 29 REAR DEFOG RED WIRE RED/ WHT WIRE RED/BLK WIRE RED/WHT WIRE RFA/TPM FUSE 21 ROLLOVER SENSOR RUN WIRE TO IGNITION POWER PROVISION RELAY (DIAGRAM 1 OF 5) UPFITTER AUX 1 FUSE 16 (W/ CUTAWAY, AMBULANCE, RV UPFITTERS) VEHICLE TELEMATICS COMMUNICATION INTERFACE MODULE (VCIM) (IF EQUIPPED) W/ CHIME MODULE W/ COMMERCIAL TRADESMAN W/ CUTAWAY 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 W/O RV UPFITTER W/O DIGITAL AUDIO W/ DIGITAL AUDIO W/ UYS W/O UYS WHT RED/ WIRE WHT WIRE YEL WIRE

1 2 3 4 B+ SERIAL DATA COMPUTER DATA LINES SYSTEM 8 9 2500 2501 SERIAL DATA BUS + SERIAL DATA BUS - BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (BEHIND LOWER RIGHT SIDE OF DASH) CARGO DOOR UNLOCK RELAY CARGO DR UNLCK FUSE 33 CHIME MODULE (BEHIND LEFT CENTER OF DASH) COMPUTER DATA LINES SYSTEM DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DOOR LOCK RELAY DOOR UNLOCK RELAY DRIVER DOOR UNLATCH RELAY DVR DR UNLCK FUSE 36 FRT DR LCK FUSE 31 FRT PASS DR UNLCK FUSE 34 GROUND GRY WIRE GRY/BLK WIRE HOOD AJAR SWITCH (W/ REMOTE ENGINE START) HOT AT ALL TIMES BODY FUSE BLOCK (UNDER LEFT FRONT SEAT) HOT AT ALL TIMES UNDERHOOD 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 MEGA FUSE FUSE BLOCK (ON LEFT SIDE OF ENGINE COMPT) NCA WIRE ORG/BLK WIRE PNK/BLK WIRE PPL PPL CLOSED SW SIG RADIO REAR DR LCK FUSE 32 REAR OPEN SW REAR PASS DR UNLCK FUSE 35 RED/BLK WIRE 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) SW SIG TAN WIRE TAN/BLK WIRE TAN/WHT WIRE W/ COMMERCIAL TRADESMAN W/ HINGED DOOR W/O COMMERCIAL TRADESMAN WHT WIRE YEL WIRE YEL/BLK WIRE