Ground distribution circuit for GMC Savana H1500 (2003-2013)

4.3L 4.3L/5.3L 4.8L 6.0L 4.8L/5.3L/6.0L AUXILIARY BATTERY BATTERY BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) BRAKE FLUID LEVEL SWITCH BREAKOUT) ELECTRONIC BRAKE CONTROL MODULE (EBCM) ENGINE CONTROL MODULE (ECM) ENGINE CONTROL MODULE (ECM), FUEL PRESSURE REGULATOR 2 SHIELD FUEL FUEL FILTER PRESSURE SWITCH GLOW PLUG EXHAUST GAS CONTROL RECIRCULATION (EGR) MODULE VALVE SHIELD HORN ASSEMBLY IGNITION COIL 3 IGNITION IGNITION COIL 1 COIL 8 IGNITION IGNITION IGNITION COIL 4 COIL 6 COIL 2 LEFT FRONT MARKER LAMP LEFT PARK/TURN SIGNAL LAMP NCA WIRE RIGHT FRONT MARKER LAMP RIGHT PARK/TURN SIGNAL LAMP RUN/ CRANK RELAY UNDERHOOD FUSE BLOCK CRNK (ON LEFT W/O ACTIVE BRAKE CONTROL W/ ACTIVE BRAKE CONTROL WINDSHIELD WIPER MOTOR WPR PCB WIPER RELAY

4.8L/5.3L/6.0L AT GROUND TO LPG BYPASS SOLENOID) W/ 3 TANK VEHICLE KIT, LPG AUXILIARY BATTERY BATTERY BATTERY CURRENT SENSOR (EXCEPT 6.6L) BLK WIRE BLK/WHT WIRE CM FROM CONNECTOR EXHAUST GAS RECIRCULATION VALVE SHIELD FUEL FUEL INJECTOR CONTROL MODULE GROUND TO LPG CONTROL MODULE, WAIT TO START LAMP) HARNESS, 7.5 CM FROM PRIMARY FUEL LEVEL SENSOR) IGNITION (EV) RELAY RELAY RELAY WIPER WIPER HI DIODE DIODE IGNITION IGNITION COIL 1 COIL 8 IGNITION IGNITION COIL 3 COIL 5 IGNITION IGNITION IGNITION COIL 4 COIL 6 COIL 2 INDICATOR LEFT FRONT MARKER LAMP LEFT PARK/TURN SIGNAL LAMP LPG BYPASS SOLENOID VALVE LPG CONTROL MODULE LPG PRIMARY CONTROL FUEL LEVEL MODULE SENSOR NCA WIRE RUN WIRE RUN/ CRNK RELAY SECONDARY FUEL LEVEL SENSOR UNDERHOOD FUSE BLOCK CRNK PUMP (ON LEFT LAMP RELAY RELAY SIDE OF ENGINE COMPT) W/ 4 TANK COMPLETE VEHICLE KIT WAIT TO WINDSHIELD WIPER MOTOR WINDSHIELD WIPER RELAY

AIR TEMPERATURE ACTUATOR AMBIENT LIGHT SENSOR AUTOMATIC TRANSMISSION SHIFT LOCK CONTROL SOLENOID BCK/UP LAMP PCB BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) BODY FUSE BLOCK (UNDER LEFT FRONT SEAT) CARGO DR UNLOCK PCB CENTER CONSOLE 2 ACCESSORY POWER OUTLET CONNECTOR DATA LINK CONNECTOR (DLC) DRIVER INFORMATION CENTER (DIC) SWITCH DRV UNLCK PCB ELECTRONIC COMPASS MODULE FTR REAR DR LOCK PCB FTR REAR PASS DR UNLCK PCB HEADLAMP, PANEL DIMMER SWITCH HEAVY DUTY HORN SWITCH HVAC CONTROL ASSEMBLY INFLATABLE RESTRAINT FRONT PASSENGER PRESENCE SYSTEM (PPS) SENSOR INFLATABLE RESTRAINT I/P MODULE DISABLE SWITCH INFLATABLE RESTRAINT I/P MODULE INDICATOR INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE (SDM) INFLATABLE RESTRAINT STEERING WHEEL MODULE COIL INFLATABLE RESTRAINT VEHICLE ROLLOVER SENSOR INSTRUMENT PANEL CLUSTER (IPC) LEFT STEERING WHEEL CONTROL SWITCH LIGHT DUTY REMOTE CONTROL DOOR LOCK RECEIVER (RCDLR) RIGHT STEERING WHEEL CONTROL SWITCH RUN WIRE RV UPFITTER STEERING WHEEL SPEED/ POSITION SENSOR THEFT DETERRENT MODULE TOW/ HAUL SWITCH TOWARDS INSTRUMENT CLUSTER PANEL) TURN SIGNAL/ MULTI-FUNCTION SWITCH W/ AUTOMATIC ELECTRONIC CRUISE CONTROL W/ ELECTRIC SIDE DOOR LOCK CONTROL W/ REAR WINDOW DEFOGGER, POWER MIRRORS W/ REDUNDANT RADIO STEERING WHEEL CONTROL W/ REMOTE KEYLESS ENTRY, LOW TIRE PRESSURE INDICATOR W/O MANUAL SUPPRESSION SWITCH, RV UPFITTER WHT WIRE WINDSHIELD WASHER FLUID PUMP WINDSHIELD WIPER MOTOR

4.3L 4.3L/ 5.3L 4.8L 6.0L 4.8L, 5.3L, 6.0L 5.3L W/ HD TRUCK TRAILER W/O BACKUP ALARM 6.6L 6.6L BLK WIRE BLK/WHT WIRE BODY INTAKE (BLUNT CONTROL AIR CUT) MODULE VALVE SHIELD (BCM) SHIELD BREAKOUT) CONNECTOR BREAKOUT) COOLANT FUEL HEATER HEATER COOLANT HEATER FUEL PUMP CUT OFF FUEL SOLENOID PUMP VALVE ENGINE CONTROL MODULE (ECM) EXCEPT 5.3L W/ HD TRUCK TRAILER 4.8L, 6.OL, 4.3L W/O HD TRUCK TRAILER EXCEPT 5.3L W/ HD TRUCK TRAILER, BACKUP ALARM EXHAUST GAS RECIRCULATION (EGR) VALVE SHIELD FUEL COMPO- SITION SENSOR FUEL FILTER PRESSURE SWITCH FUEL PRESSURE REGULATOR 1 SHIELD FUEL PRESSURE REGULATOR 2 SHIELD FUEL PUMP, FUEL LEVEL SENSOR ASSEMBLY GLOW PLUG CONTROL MODULE (GPCM) NCA WIRE REDUCTANT LINE HEATER REDUCTANT PUMP REDUCTANT SENSOR MODULE REDUCTANT TANK HEATER SECONDARY PRIMARY LPG PUMP LPG PUMP ASSEMBLY ASSEMBLY TRAILER CONNECTOR W/ 3 TANK COMPLETE VEHICLE KIT, LPG W/ 4 TANK COMPLETE VEHICLE KIT W/ CARGO 6.6L, EXCEPT 5.3L W/ HD TRUCK TRAILER, BACKUP ALARM W/ DEDICATED CNG W/ FUEL FIRED 6.6L AUXILIARY HEATER W/O DEDICATED CNG WHT WIRE WHT/ BLK WIRE

AUXILIARY HVAC CONTROL MODULE BLK WIRE CUTAWAY UPFITTER DOME LAMP DRIVER DOOR LATCH DRIVER DOOR LOCK SWITCH DRIVER OUTSIDE REARVIEW MIRROR DRIVER WINDOW SWITCH FRONT AUXILIARY HVAC CONTROL ASSEMBLY FRONT DOME/ READING LAMPS NCA WIRE OUTSIDE REARVIEW MIRROR SWITCH PASSENGER DOOR LATCH PASSENGER DOOR LOCK SWITCH PASSENGER WINDOW PASSENGER OUTSIDE SWITCH REARVIEW MIRROR REAR AUXILIARY HVAC CONTROL ASSEMBLY RIGHT LEFT SUNSHADE SUNSHADE RIGHT LEFT VANITY VANITY MIRROR MIRROR LAMP LAMP RV UPFITTER RV UPFITTER (NOT USED) SPLICE BLOCK TO FRONT DOME/ READING LAMPS (DIAGRAM 3 OF 4) W/ POWER W/O POWER MIRRORS, MIRRORS, WINDOWS WINDOWS W/ REAR A/C, FRONT VANITY MIRROR W/O W/ REAR A/C RV UPFITTER W/O RV UPFITTER W/ REAR A/C, RV UPFITTER W/ REAR A/C, RV UPFITTER, SWB PASSENGER W/O ELECTRONIC SIDE DOOR LOCK CONTROL W/O REAR A/C, FRONT VANITY MIRROR W/ CUTAWAY UPFITTER

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

19 CM FROM LEFT FRONT DOME FLUORESCENT WORK LAMP CONNECTOR) 30 CM FROM PASSENGER 5.3L W/O BACKUP ALARM AUXILIARY AIR TEMPERATURE ACTUATOR AUXILIARY BLOWER MOTOR BLK WIRE BLK/WHT WIRE BREAKOUT) CARGO DOOR LATCH CARGO DOOR LOCK SWITCH CENTER HIGH MOUNTED STOP LAMP (CHMSL) DOME LAMP EXCEPT 5.3L EXCEPT 5.3L W/ BACKUP ALARM FUEL COOLANT PUMP HEATER COOLANT HEATER FUEL PUMP, SENDER ASSEMBLY LEFT REAR ACCESS PANEL FLUORESCENT WORK LAMP LEFT TAIL/STOP LEFT BACKUP TURN SIGNAL LAMP LAMP LICENSE LAMP MIDDLE DOME/ READING LAMPS NCA WIRE PASSENGER/CARGO, 4.3L/4.8L/6.0L REAR AUXILIARY HVAC CONTROL ASSEMBLY REAR DOME READING LAMPS RIGHT ACCESS PANEL FLUORESCENT WORK LAMP RIGHT BACKUP LAMP RIGHT REAR WINDOW DEFOGGER GRID RIGHT TAIL/STOP, TURN SIGNAL LAMP TRAILER CONNECTOR W/ AUXILIARY HEATER W/O REAR A/C W/ AUXILIARY HEATER, REAR A/C, REAR WINDOW DEFOGGER W/ CARGO 42 CM FROM LEFT FRONT SIDE FRONT ACCESS PANEL ACTUATOR) LAMPS W/ FUEL FIRED AUXILIARY HEATER W/ REAR A/C W/ REAR A/C, SWB W/ REAR W/O REAR WINDOW WINDOW DEFOGGER DEFOGGER W/ REAR WINDOW DEFOGGER W/ TRUCK TRAILER HD WIRING HARNESS W/ TRUCK W/O TRUCK TRAILER HD TRAILER HD WIRING WIRING HARNESS HARNESS W/O AUXILIARY HEATER, REAR A/C W/O ELECTRONIC SIDE DOOR LOCK CONTROL W/O REAR WINDOW DEFOGGER WHT WIRE

AUXILIARY HVAC CONTROL MODULE BLK WIRE CUTAWAY UPFITTER DOME LAMP DRIVER DOOR LATCH ASSEMBLY DRIVER DOOR LOCK SWITCH DRIVER OUTSIDE REARVIEW MIRROR DRIVER WINDOW SWITCH FRONT AUXILIARY HVAC CONTROL ASSEMBLY FRONT DOME/ READING LAMPS NCA WIRE OUTSIDE REARVIEW MIRROR SWITCH PASSENGER DOOR LATCH ASSEMBLY PASSENGER DOOR LOCK SWITCH PASSENGER WINDOW PASSENGER OUTSIDE SWITCH REARVIEW MIRROR REAR AUXILIARY HVAC CONTROL ASSEMBLY RIGHT LEFT SUNSHADE SUNSHADE RIGHT LEFT VANITY VANITY MIRROR MIRROR LAMP LAMP RV UPFITTER RV UPFITTER (NOT USED) SPLICE BLOCK W/ ELECTRIC SIDE DOOR LOCK CONTROL W/ POWER MIRRORS, WINDOWS W/ REAR A/C W/O RV UPFITTER W/ REAR A/C, RV UPFITTER W/ REAR A/C, RV UPFITTER, SWB PASSENGER W/O ELECTRIC SIDE DOOR LOCK CONTROL W/O POWER MIRRORS, WINDOWS W/O REAR A/C, FRONT VANITY MIRROR W/ CUTAWAY UPFITTER

19 CM FROM LEFT FRONT DOME FLUORESCENT WORK LAMP CONNECTOR) 30 CM FROM PASSENGER 42 CM FROM LEFT FRONT SIDE FRONT ACCESS PANEL ACTUATOR) AUXILIARY AIR TEMPERATURE ACTUATOR AUXILIARY BLOWER MOTOR BLK WIRE BLK/WHT WIRE BREAKOUT) CENTER HIGH MOUNTED STOP LAMP (CHMSL) DOME LAMP ELECTRONIC BRAKE CONTROL MODULE (EBCM) FRONT CARGO FLUORESCENT WORK LAMP FUEL FILTER PRESSURE SWITCH LEFT FRONT REAR CARGO ACCESS PANEL FLUORESCENT FLUORESCENT WORK LAMP WORK LAMP LEFT LEFT REAR REAR DEFOGGER DEFOGGER GRID GRID LEFT REAR ACCESS PANEL FLUORESCENT WORK LAMP LEFT REAR SIDE REAR ACCESS PANEL ACTUATOR W/ AUXILIARY HEATER W/O REAR A/C LEFT TAIL/STOP LEFT BACKUP TURN SIGNAL LAMP LAMP LICENSE PLATE LAMP MIDDLE DOME/ READING LAMPS NCA WIRE REAR AUXILIARY HVAC CONTROL ASSEMBLY REAR CARGO DOOR LATCH ASSEMBLY REAR CARGO DOOR LOCK SWITCH REAR DOME READING LAMPS RIGHT ACCESS PANEL FLUORESCENT WORK LAMP RIGHT BACKUP LAMP RIGHT PARK/TURN SIGNAL LAMP RIGHT REAR DEFOGGER GRID RIGHT SIDE FRONT ACCESS PANEL ACTUATOR RIGHT TAIL/STOP, TURN SIGNAL LAMP W/ AUXILIARY HEATER, REAR A/C W/ AUXILIARY HEATER, REAR A/C, REAR WINDOW DEFOGGER W/ CARGO LAMPS W/ ELECTRIC SIDE DOOR LOCK CONTROL W/ REAR A/C W/ REAR A/C, SWB W/ REAR WINDOW DEFOGGER W/ SWING OUT REAR DOOR WINDOW W/ STATIONARY REAR DOOR WINDOW W/O ACTIVE BRAKE CONTROL W/ ACTIVE BRAKE CONTROL W/O AUXILIARY HEATER, REAR A/C W/O ELECTRIC SIDE DOOR LOCK CONTROL W/O REAR WINDOW DEFOGGER WHT WIRE