Chevrolet RV Cutaway G3500 (1997-2013) underhood lamp Wiring diagrams

1 18 25 COURTESY LP CTRL COURTESY LP CTRL DEFEAT SW SIG 149 (OR 690) 16 17 DATA BUS+ DATA BUS- 20 CM FROM RIGHT SUNSHADE BREAKOUT) 2500 2501 COMPUTER DATA LINES SYSTEM BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (BEHIND LOWER RIGHT SIDE OF DASH) CARGO CARGO DOOR) CARGO/PASSENGER COURTESY LAMPS PROVISION RELAY COURTESY LP CTRL CTSY LP CTRL DK BLU WIRE DK BLU/WHT WIRE DOME DOME READING FL DOME RLY CTRL FRONT DOME/ READING LAMPS GRY WIRE GRY/BLK WIRE HEADLAMP, PANEL DIMMER SWITCH HOT AT ALL TIMES LEFT OF HEADLINER) LEFT SUNSHADE (ON UPPER LIFTGATE AJAR SW SIG LOWER RIGHT "B" MIDDLE DOME/ READING LAMPS ORG/ WIRE PASSENGER PASSENGER COMPARTMENT FUSE BLOCK PASSENGER/CARGO W/O RV UPFITTER PNK/BLK WIRE PPL PROVISIONAL READING REAR CARGO DOOR LATCH ASSEMBLY (IN RIGHT REAR REAR DOME/ READING LAMPS (PASSENGER) DOME LAMP (CARGO) RED WIRE RIGHT SUNSHADE (ON UPPER RIGHT OF HEADLINER) SPLICE BLOCK TAN WIRE TAN/BLK WIRE TAN/WHT WIRE THE ENGINE BLOCK) (4.3L: RIGHT REAR OF ENGINE) UNDERHOOD FUSE BLOCK (ON LEFT SIDE OF ENGINE COMPT) UNDERHOOD LAMP UPFITTER AUX 1 FUSE (W/ CUTAWAY, AMBULANCE, RV UPFITTERS) UPFTR CTSY LAMP FUSE W/ COMMERCIAL TRADESMAN SALES PACKAGE, CARGO LAMP W/ CUTAWAY W/ CUTAWAY, CARGO W/O RV UPFITTER W/ LEFT, RIGHT SUNSHADE MIRROR W/ RV UPFITTER W/ RV UPFITTER, LEFT, RIGHT SUNSHADE MIRROR W/O RV UPFITTER W/O RV W/ RV UPFITTER UPFITTER WHT WIRE YEL/BLK WIRE

BLK WIRE DK BLU/WHT WIRE DOME DOME FLOUR- ESCENT FUSE 2 DOME FLUORESCENT WORK LAMP 1 DOME FLUORESCENT WORK LAMP 2 DOME FLUORESCENT WORK LAMP RELAY (AT LEFT "B" PILLAR) DOME READING FRONT COURTESY/ READING LAMPS FRONT COURTESY/ READING LIGHT GRY/BLK WIRE HARNESS, 12 CM FROM LEFT FRONT DOME FLUORESCENT WORK LAMP CONNECTOR) LEFT FRONT DOME FLUORESCENT WORK LAMP LEFT REAR DOME FLUORESCENT WORK LAMP LEFT VANITY MIRROR LAMP MID COURTESY/ READING LAMPS NCA WIRE ORG/ WIRE READING REAR COURTESY READING LAMPS REAR FUSE BLOCK (ON LEFT "B" PILLAR) RED WIRE RIGHT DOME FLUORESCENT WORK LAMP RIGHT VANITY MIRROR LAMP UNDERHOOD LAMP W/ CARGO/CUTAWAY W/O CARGO/CUTAWAY 2 3 4 W/O VANITY MIRRORS W/ VANITY MIRRORS

12 CM FROM LEFT FRONT DOME FLUORESCENT WORK LAMP CONNECTOR) AUXILIARY 1 FUSE 32 BLK WIRE BODY CONTROL MODULE (BCM) (BEHIND LOWER RIGHT SIDE OF DASH) BODY FUSE BLOCK (UNDER LEFT FRONT SEAT) CARGO DOOR LATCH ASSEMBLY CTSY CTSY LP RELAY 26 CTSY LP/ SEO FUSE 3 CTSY LPS SUPPLY BATTERY DK BLU WIRE DK BLU/WHT WIRE DOME DOME DEFEAT DOME FLOUR- ESCENT FUSE 2 DOME FLUORESCENT WORK LAMP 1 DOME FLUORESCENT WORK LAMP 2 DOME FLUORESCENT WORK LAMP RELAY (AT LEFT "B" PILLAR) DOME HNDL DOOR OPEN SW SIG REAR DOOR AJAR CTSY LAMPS ON SIG REAR DOOR SW SIG DRIVER DOOR LATCH ASSEMBLY FL DOME LP SIG FL DOME RLY CTRL GRY/BLK WIRE HEADLAMP AND PANEL DIMMER SWITCH HNDL HOT AT ALL TIMES LEFT FRONT DOME FLUORESCENT WORK LAMP LEFT REAR DOME FLUORESCENT WORK LAMP LEFT REAR DOOR JAMB SWITCH LEFT VANITY MIRROR LAMP LT GRN WIRE NOT USED ORG/ WIRE PASSENGER DOOR LATCH ASSEMBLY POWER PPL PPL DEFEAT SW SIG PROVISIONAL REAR FUSE BLOCK (ON LEFT "B" PILLAR) RED WIRE RED/WHT WIRE RIGHT DOME FLUORESCENT WORK LAMP RIGHT REAR DOOR JAMB SWITCH RIGHT VANITY MIRROR LAMP TAN WIRE TBC 2 FUSE 18 UNDERHOOD LAMP VANITY MIRROR LAMP CONNECTOR BREAKOUT) WHT WIRE YEL/BLK WIRE

A/C COMPRESSOR CLUTCH AMBULANCE PACKAGE AUXILIARY BLOWER MOTOR AUXILIARY BLOWER MOTOR CENTER HIGH MOUNTED STOPLAMP BLK WIRE BLK/WHT WIRE BLOWER MOTOR RESISTOR/ RELAY BRAKE PRESSURE DIFFERENTIAL SWITCH CENTER HIGH MOUNTED STOPLAMP DATA LINK CONNECTOR (DLC) DIESEL ENGINES DIODE ELECTRONIC BRAKE CONTROL MODULE (EBCM) FRONT AUXILIARY HVAC CONTROL MODULE HEATER AND A/C CONTROL LOGIC MODULE FUEL HEATER FUEL LIFT PUMP FUEL PUMP RELAY FUEL SENDER BUFFER MODULE GLOW PLUG RELAY HORNS INSTRUMENT CLUSTER LAMP GROUP LEFT REAR PARK/ STOP LAMP LEFT REAR PARK/ TURN LAMP LEFT BACKUP LAMP NCA WIRE PARK/ NEUTRAL POSITION SWITCH PASSENGER VANS ONLY PASSLOCK MODULE (BLUNT CUT) POWERTRAIN CONTROL MODULE (PCM) REAR AUXILIARY HVAC CONTROL MODULE AUXILIARY BLOWER MOTOR SWITCH RIGHT BACKUP LAMP LICENSE LAMP RIGHT POWER SEAT SWITCH RIGHT REAR DOOR JAMB SWITCH SIDE DOOR JAMB SWITCH RIGHT REAR PARK/ TURN LAMP RIGHT REAR PARK/ STOP LAMP SIDE DOOR JAMB SWITCH STARTER RELAY TAN/WHT WIRE UNDERHOOD FUSE/RELAY CENTER UNDERHOOD LAMP UNDERHOOD REEL LAMP VEHICLE SPEED SENSOR BUFFER W/ AUXILIARY HEAT ONLY W/ AUXILIARY HEAT, A/C W/ POWER PASSENGER SEAT W/O POWER PASSENGER SEAT WATER IN FUEL INDICATOR

1 18 25 COURTESY LP CTRL COURTESY LP CTRL DEFEAT SW SIG 149 (OR 690) 20 CM FROM RIGHT SUNSHADE BREAKOUT) BLK WIRE BLK/WHT WIRE BLU WIRE BODY CONTROL MODULE (BCM) (BEHIND LOWER RIGHT SIDE OF DASH) BODY FUSE BLOCK (UNDER LEFT FRONT SEAT) CARGO CARGO DOOR LATCH ASSEMBLY (IN RIGHT REAR CARGO DOOR) CARGO/PASSENGER COURTESY LP CTRL CTSY LP CTRL DK BLU WIRE DK BLU/WHT WIRE DOME DOME READING FL DOME RLY CTRL FRONT DOME/ READING LAMPS GRY WIRE GRY/BLK WIRE HEADLAMP, PANEL DIMMER SWITCH HOT AT ALL TIMES LEFT SUNSHADE LIFTGATE AJAR SW SIG MIDDLE DOME/ READING LAMPS ORG/ WIRE PASSENGER PASSENGER/CARGO W/O RV UPFITTER PNK/BLK WIRE PPL PROVISIONAL READING REAR DOME/ READING LAMPS (PASSENGER) DOME LAMP (CARGO) RED WIRE RIGHT SUNSHADE (ON UPPER RIGHT OF HEADLINER) TAN/WHT WIRE THE ENGINE BLOCK) UNDERHOOD FUSE BLOCK (ON LEFT SIDE OF ENGINE COMPT) UNDERHOOD LAMP UPFTR AUX 1 FUSE 36 (W/ CUTAWAY, AMBULANCE, RV UPFITTERS) UPFTR CTSY LAMPS FUSE 4 UPFTR CTSY LAMPS PCB RELAY (W/ AMBULANCE, RV UPFITTER) W/ COMMERCIAL TRADESMAN SALES PACKAGE, CARGO LAMP W/ CUTAWAY W/ CUTAWAY, CARGO W/O RV UPFITTER W/ LEFT, RIGHT SUNSHADE MIRROR W/ RV UPFITTER W/ RV UPFITTER, LEFT, RIGHT SUNSHADE MIRROR W/O RV UPFITTER W/O RV W/ RV UPFITTER UPFITTER WHT WIRE YEL/BLK WIRE

A/C COMPRESSOR ENABLE RELAY A/C FUSE AUXILIARY POWER OUTLET BATT FUSE BLK WIRE CIG LTR FUSE 13 CIGARETTE LIGHTER CONVENIENCE CENTER CTSY FUSE 3 DATA LINK CONNECTOR (DLC) DAYTIME RUNNING LAMP (DRL) DIODE MODULE DRL FUSE 15 ECM-B FUSE FROM UNDERHOOD FUSE-RELAY CENTER (DIAGRAM 1 OF 4) FRONT DOME LAMP CENTER DOME LAMP FUEL PUMP RELAY HAZARD FUSE 5 HAZARD WARNING SWITCH HEADLAMP SWITCH HEATER AND A/C CONTROLLER MULTI- FUNCTION ALARM MODULE HORN FUSE HORN RELAY HTD MIR FUSE 2 I/P COMPARTMENT LAMP I/P FUSE BLOCK ILLUMINATED ENTRY MODULE LEFT FRONT POWER DOOR LOCK SWITCH LEFT POWER SEAT SWITCH LEFT STEPWELL LAMP REAR DOME LAMP LEFT SUN SHADE MIRROR LAMP LIGHTING FUSE NCA WIRE ORG/ WIRE OTHERS PARK LPS FUSE 9 PASSLOCK MODULE POWER ANTENNA ASSEMBLY POWER DOOR LOCK CONTROL MODULE POWER DOOR LOCK RELAY REMOTE CONTROL DOOR LOCK RECEIVER POWER OUTSIDE REAR VIEW MIRROR REMOTE CONTROL SWITCH PWR ACCY FUSE A PWR AUX FUSE 7 RADIO RADIO-B FUSE 19 RED WIRE RIGHT FRONT POWER DOOR LOCK SWITCH RIGHT REAR POWER DOOR LOCK SWITCH RIGHT STEPWELL LAMP SIDE STEPWELL LAMP RIGHT SUN SHADE MIRROR LAMP SECURITY/ STRG FUSE 21 STOP FUSE 1 TCC/STOP- LAMP SWITCH UNDERHOOD FUSE/RELAY CENTER UNDERHOOD LAMP UNDERHOOD REEL LAMP VEHICLE CONTROL MODULE (VCM) (GASOLINE) POWERTRAIN CONTROL MODULE (PCM) (DIESEL) W/ LAMP GROUP OPTION W/ POWER PASS SEAT (LEFT KICK PANEL) W/ UPFITTER PROVISIONS W/O KEYLESS ENTRY W/O UPFITTER PROVISSIONS