Chevrolet RV Cutaway G3500 (1997-2013) w/ vehicle communication system Wiring diagrams

1 10 SERIAL DATA DATA BUS (+) 16 17 19 DATA BUS (-)) DATA BUS (+) DATA ENABLE 19 26 2501 2500 DATA BUS (-) DATA BUS (+) 2 12 DATA BUS + DATA BUS - 25 18 2500 2501 DATA BUS (+) DATA BUS (-) 37 24 3 13 DATA BUS (+) DATA BUS (-) 4.8L 4.3L, 6.0L, 5.3L 4.8L 6.0L 5.3L 9 8 10 DATA BUS (-) DATA BUS (+) SERIAL DATA ACC WAKE UP SERIAL DATA 11 15 19 7 6 38 37 ACC WAKE-UP SERIAL DATA AUTOMATIC TRANSMISSION (6 SPEED A/T) AUXILIARY HEATER) (ATTACHED TO LEFT INNER FRAME RAIL, NEAR FUEL PUMP ASSEMBLY) BLK WIRE BODY CONTROL MODULE (BCM) (BEHIND LOWER CONTROL SOLENOID VALUE ASSEMBLY COOLANT HEATER (6.6L W/ FUEL FIRED DATA BUS - DATA BUS - DATA BUS - DATA BUS+ DATA BUS+ DATA BUS- DATA BUS- DATA COMM ENABLE DATA ENABLE DATA BUS (+) DATA BUS (-) DATA BUS (-) DATA BUS (+) DK BLU WIRE DK GRN WIRE EXCEPT 5.3L EXCEPT AUXILIARY 5.3L 5.3L HEATER IGN DATA BUS (+) DATA BUS (-) LT BLU WIRE TAN WIRE TAN/BLK WIRE TRANSMISSION CONTROL MODULE (TCM) (4 SPEED A/T) VEHICLE COMMUNICATION INTERFACE MODULE (VCM) (BELOW STEERING COLUMN) W/ ACTIVE BRAKE CONTROL W/ FUEL FIRED AUXILIARY HEATER W/ FUEL W/O FUEL FIRED FIRED AUXILIARY HEATER W/ VEHICLE COMMUNICATION SYSTEM W/O ACTIVE BRAKE CONTROL W/O FUEL FIRED AUXILIARY HEATER W/O VEHICLE COMMUNICATION SYSTEM

AIR TEMPERATURE DOOR ACTUATOR BCK/UP LAMP PCB BLK WIRE BLK/ WHT WIRE BLK/WHT WIRE CARGO DOOR UNLOCK RELAY CENTER CONSOLE ACCESSORY POWER RECEPTACLE 2 CONNECTOR CONTENT THEFT DETERRENT MODULE COURTESY LAMPS PROVISION RELAY DATA LINK CONNECTOR (DLC) DOOR UNLOCK RELAY DRIVER DOOR DOOR LOCK UNLATCH RELAY RELAY DRIVER INFORMATION CENTER (DIC) SWITCH HEADLAMP, PANEL DIMMER SWITCH HEAVY DUTY HORN SWITCH HVAC CONTROL SWITCH ASSEMBLY IGNITION POWER PROVISION RELAY INFLATABLE RESTRAINT FRONT PASSENGER PRESENCE SYSTEM (PPS) SENSOR INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE (SDM) INSIDE COMPASS REARVIEW MODULE MIRROR INSTRUMENT PANEL CLUSTER (IPC) LEFT STEERING WHEEL CONTROLS SWITCH LIGHT DUTY NCA WIRE PASSENGER AIR BAG DISABLE INDICATOR PASSENGER AIR BAG DISABLE SWITCH PASSENGER COMPARTMENT FUSE BLOCK RADIO REAR PARKING ASSIST CONTROL MODULE REARVIEW CAMERA REMOTE CONTROL DOOR LOCK RECEIVER (RCDLR) RIGHT STEERING WHEEL CONTROLS SWITCH ROLLOVER SENSOR RUN WIRE RV UPFITTER SHIFT LOCK CONTROL SOLENOID ACTUATOR STEERING WHEEL AIR BAG COIL STEERING WHEEL SPEED/ POSITION SENSOR TOW/ BODY CONTROL HAUL MODULE (BCM) SWITCH TOWARDS INSTRUMENT CLUSTER PANEL) TURN SIGNAL/ MULTI-FUNCTION SWITCH W/ AUTOMATIC ELECTRONIC CRUISE CONTROL W/ REAR WINDOW DEFOGGER, POWER MIRRORS W/ REDUNDANT RADIO STEERING WHEEL CONTROL W/ REMOTE KEYLESS ENTRY, LOW TIRE PRESSURE INDICATOR W/ UYS W/O UYS 5 6 W/ VEHICLE COMMUNICATION SYSTEM W/O MANUAL SUPPRESSION SWITCH, RV UPFITTER W/O VEHICLE COMMUNICATION SYSTEM WHT WIRE WINDSHIELD WASHER FLUID PUMP WINDSHIELD WIPER MOTOR

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 (+) 1959 1955 LR MID OUT (-) RR MID OUT (-) 2 1 8 LO REF 658 1782 VOICE SIG DRAIN WIRE HI SPD GMLAN ANTENNA IN BATT POSITIVE VOLT BLK/WHT WIRE BODY CONTROL MODULE (BCM) (BEHIND LOWER RIGHT SIDE OF DASH) BODY FUSE BLOCK (UNDER LEFT FRONT SEAT) BREAKOUT) BRN/WHT WIRE CELLULAR, DIGITAL RADIO ANTENNA CELLULAR/ NAVIGATION 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 DRAIN WIRE GRY WIRE HOT AT ALL TIMES INFLATABLE RESTRAINT STEERING WHEEL MODULE COIL (AT TOP OF STEERING COLUMN) INFO LED DIMMING CTRL GND LF MID OUT (-) RF MID OUT (-) LEFT CARGO DOOR SPEAKER (IF EQUIPPED) LEFT FRONT SPEAKER LEFT REAR SPEAKER LH AUDIO SIG + RH AUDIO SIG + LO GMLAN SERIAL DATA LO REF LO SERIAL DATA LR MID OUT (+) RR MID OUT (+) LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE MUTE NCA WIRE ORG/ WIRE PASSENGER/ CARGO PNK WIRE RADIO RADIO ANTENNA RDO/ CHIME FUSE 20 RED/WHT WIRE RIGHT CARGO DOOR SPEAKER (IF EQUIPPED) RIGHT FRONT SPEAKER RIGHT REAR SPEAKER RIGHT STEERING WHEEL CONTROL SWITCH SEEK DOWN SEEK UP SOURCE STEERING WHEEL CTRL TAN WIRE TAN/BLK WIRE TAN/WHT WIRE USB CABLE USB CHARGE USB RECEPTACLE VEHICLE COMMUNICATION INTERFACE MODULE (VICM) (BELOW STEERING COLUMN) VOICE SIG VOL DOWN VOL UP W/ VEHICLE COMMUNICATION SYSTEM W/O VEHICLE COMMUNICATION SYSTEM 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 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

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 (+) 1959 1955 LR MID OUT (-) RR MID OUT (-) 2 1 8 LO REF 658 1782 VOICE SIG DRAIN WIRE HI SPD GMLAN ANTENNA IN BATT POSITIVE VOLT BLK/WHT WIRE BODY CONTROL MODULE (BCM) (BEHIND LOWER RIGHT SIDE OF DASH) BODY FUSE BLOCK (UNDER LEFT FRONT SEAT) BREAKOUT) BRN/WHT WIRE CELLULAR, DIGITAL RADIO ANTENNA CELLULAR/ NAVIGATION 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 DRAIN WIRE GRY WIRE HOT AT ALL TIMES INFLATABLE RESTRAINT STEERING WHEEL MODULE COIL (AT TOP OF STEERING COLUMN) INFO LED DIMMING CTRL GND LF MID OUT (-) RF MID OUT (-) LEFT CARGO DOOR SPEAKER (IF EQUIPPED) LEFT FRONT SPEAKER LEFT REAR SPEAKER LH AUDIO SIG + RH AUDIO SIG + LO GMLAN SERIAL DATA LO REF LO SERIAL DATA LR MID OUT (+) RR MID OUT (+) LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE MUTE NCA WIRE ORG/ WIRE PASSENGER/ CARGO PNK WIRE RADIO RADIO ANTENNA RDO/ CHIME FUSE 20 RED/WHT WIRE RIGHT CARGO DOOR SPEAKER (IF EQUIPPED) RIGHT FRONT SPEAKER RIGHT REAR SPEAKER RIGHT STEERING WHEEL CONTROL SWITCH SEEK DOWN SEEK UP SOURCE STEERING WHEEL CTRL TAN WIRE TAN/BLK WIRE TAN/WHT WIRE USB CABLE USB CHARGE USB RECEPTACLE VEHICLE COMMUNICATION INTERFACE MODULE (VICM) (BELOW STEERING COLUMN) VOICE SIG VOL DOWN VOL UP W/ VEHICLE COMMUNICATION SYSTEM W/O VEHICLE COMMUNICATION SYSTEM 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 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