Chevrolet Volt I (2010-2015) (under front passenger's door sill trim) Wiring diagrams

5 VOLT REF ACCESS WAKUP SRL DATA ACCM COOL FUSE FAN 1 FUSE B+ VOLT BATT + BLK WIRE BLK/BRN WIRE BRN/RED WIRE CABIN PMP/VLV FUSE CHCM MISC FUSE RUN/CRNK FUSE COMPUTER DATA LINES SYSTEM COOL FAN 2 FUSE COOLANT HEATER CONTROL MODULE (REAR OF ENGINE COMPT) COOLANT TEMP SENS SIG COOLING FAN SPD SIG CTRL SIG ENGINE CONTROL MODULE (LEFT FRONT CORNER OF ENGINE COMPT) GMLAN GRN WIRE GRY/LT BLU WIRE GRY/LT GRN WIRE HOT AT ALL TIMES HOT W/ IGNITION MAIN ENERGIZED LOGIC LOW REF LOW SPD LT BLU WIRE LT BLU/VIO WIRE LT BLU/WHT WIRE LT GRN WIRE NCA WIRE ORG/ WIRE PRESS SENS SIG RED WIRE RED/GRY WIRE RED/LT BLU WIRE RED/WHT WIRE SERIAL DATA UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) VIO/DK BLU WIRE WHT WIRE WINDSHIELD TEMPERATURE, INSIDE MOISTURE SENSOR (TOP CENTER OF WINDSHIELD) YEL/LT BLU WIRE YEL/RED WIRE

5 VOLT REF 63 31 60 33 32 5 VOLT REF LOW PRESS SENS SIG LOW REF LOW REF HI TEMP SENS SIG 72 52 9 HTR SOL VALVE CTRL COOLING FAN CTRL SIG HTR SOL VALVE CTRL A/C LOW SIDE PRESSURE SENSOR (LEFT SIDE OF ENGINE, ON A/C LINE) A/C REFRIGERANT LOW SIDE TEMPERATURE SENSOR (LEFT FRONT OF ENGINE, ON A/C LINE) A/C REFRIGERANT PRESSURE SENSOR (RIGHT FRONT OF ENGINE COMPT) ACCESS WAKUP SERIAL DATA 2 B+ VOLT BLK WIRE BLK/BRN WIRE BLK/LT BLU WIRE BLK/LT GRN WIRE BLK/VIO WIRE BRN/RED WIRE COMPUTER DATA LINES SYSTEM COOLANT VALVE POSITION SENS SIG DATA (+) (1) HI SPD GMLAN ENGINE COOLANT TEMPERATURE SENSOR (LEFT REAR OF CYLINDER HEAD) FUSE FUSE HI SPD GMLAN DATA (-) (1) HI VOLT BATT (+) HYBRID/EV POWERTRAIN CONTROL MODULE 1 HYBRID/EV POWERTRAIN CONTROL MODULE 2 (UNDER FRONT PASSENGER'S LOGIC LOW REF LOW SPD SERIAL DATA LT BLU WIRE LT BLU/RED WIRE LT BLU/VIO WIRE LT GRN WIRE NCA WIRE ORG/ WIRE RED/WHT WIRE RUN/CRANK IGNITION 1 VOLT SEAT) VIO/BRN WIRE VIO/DK BLU WIRE WHT WIRE WHT/LT BLU WIRE WHT/LT GRN WIRE WHT/RED WIRE YEL/LT BLU WIRE

AUXILIARY UNDERHOOD FUSE BLOCK (LEFT REAR OF ENGINE COMPT) BATTERY FUSE BLOCK (ON BATTERY POSITIVE (+) POST BLK WIRE BRN/VIO WIRE BRN/YEL WIRE CORNER OF LUGGAGE COMPT) DRIVER OUTSIDE REARVIEW MIRROR DRIVER OUTSIDE REARVIEW MIRROR GLASS FUSE 3 FUSE 5 HOT AT ALL TIMES HTD MIR FUSE HVAC CONTROL MODULE (CENTER OF DASH) LOGIC LT GRN/YEL WIRE NCA WIRE NETWORK 9 OUTSIDE REARVIEW MIRROR HEATER RELAY PASSENGER OUTSIDE REARVIEW MIRROR PASSENGER OUTSIDE REARVIEW MIRROR GLASS RADIO/HVAC CONTROLS REAR BODY FUSE BLOCK (LEFT REAR REAR DEFOG FUSE REAR DEFOG RLY CTRL REAR DEFOGGER GRID REAR DEFOGGER IND REAR DEFOGGER RELAY REAR DEFOGGER SWITCH RED WIRE RED/VIO WIRE RED/YEL WIRE UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT)

AIR BAG FUSE BLK WIRE BLK/BRN WIRE BRN WIRE BRN/YEL WIRE CENTER HIGH MOUNTED STOP LAMP COMPUTER DATA LINES SYSTEM DISPLAY DRIVER OUTSIDE REARVIEW MIRROR HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT CLUSTER LEFT FRONT TURN SIGNAL LAMP LEFT LICENSE PLATE LAMP LEFT TURN SIGNAL REPEATER LAMP LOGIC LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/VIO WIRE LT GRN/YEL WIRE NCA WIRE PASSENGER OUTSIDE REARVIEW MIRROR RIGHT FRONT TURN SIGNAL LAMP RIGHT LICENSE PLATE LAMP RIGHT TURN SIGNAL REPEATER LAMP SERIAL DATA UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) VIO WIRE VIO/LT GRN WIRE W/ PARKING ASSIST W/O PARKING ASSIST WHT WIRE WHT/YEL WIRE

BCM/EXT LIGHTS FUSE BLK WIRE BRN WIRE BRN YEL/ WIRE BRN/ WHT WIRE BRN/WHT WIRE BRN/YEL WIRE BUS 3 BUS 4 COMPUTER DATA LINES SYSTEM DISPLAY DOOR DEAD LOCK RELAY GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER LEFT INSTRUMENT PANEL FUSE BLOCK (BEHIND LEFT END OF DASH) LEFT REAR DOOR LATCH ASSEMBLY (CENTER REAR OF LEFT REAR DOOR) LEFT REAR WINDOW SWITCH LO SPD GMLAN SERIAL DATA LOGIC LR DR AJAR SW SIG LT BLU WIRE LT BLU/ WHT WIRE LT BLU/BRN WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/GRY WIRE LT GRN/YEL WIRE PASSENGER DOOR LATCH ASSEMBLY (CENTER REAR OF FRONT PASSENGER'S DOOR) PASSENGER WINDOW SWITCH RED/BRN WIRE RF DR AJAR SW SIG RIGHT REAR DOOR LATCH ASSEMBLY RIGHT REAR WINDOW SWITCH RR DR AJAR SW SIG W/ ANTI THEFT PROTECTION DOOR LOCK CONTROL WHT LT BLU/ WIRE WHT WIRE WHT/LT BLU WIRE YEL BRN/ WIRE YEL WIRE

ANT LO REF (2) ANT LO REF (5) ANT SIG (1) ANT LO REF (1) ANT SIG (2) ANT SIG (5) BLK WIRE BLK/BRN WIRE BLK/LT GRN WIRE BLK/YEL WIRE BRN WIRE BRN/WHT WIRE BRN/YEL WIRE CO-DRV DR HANDLE SW SIG DRV DR HANDLE SW SIG DRIVER EXTERIOR DOOR HANDLE ASSEMBLY DRIVER EXTERIOR DOOR HANDLE SWITCH GRY WIRE GRY/BLK WIRE KEYLESS ENTRY CONTROL MODULE (RIGHT REAR CORNER OF LUGGAGE COMPT) LEFT FRONT DOOR HANDLE KEYLESS ENTRY ANTENNA LEFT REAR EXTERIOR DOOR HANDLE ASSEMBLY LEFT REAR EXTERIOR DOOR HANDLE SWITCH LT GRN WIRE LT GRN/WHT WIRE NCA WIRE ORG/ WIRE ORG/LT BLU WIRE PASSENGER EXTERIOR DOOR HANDLE ASSEMBLY PASSENGER EXTERIOR DOOR HANDLE SWITCH RED/WHT WIRE RIGHT FRONT DOOR HANDLE KEYLESS ENTRY ANTENNA RIGHT REAR EXTERIOR DOOR HANDLE ASSEMBLY RIGHT REAR EXTERIOR DOOR HANDLE SWITCH VIO/GRY WIRE VIO/WHT WIRE WHT/LT BLU WIRE YEL/GRY WIRE YEL/LT BLU WIRE

BLK WIRE BLK/YEL WIRE BRN WIRE BRN YEL/ WIRE BRN/WHT WIRE BRN/YEL WIRE BUS 3 BUS 4 COMPUTER DATA LINES SYSTEM DISPLAY GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER LEFT REAR DOOR LATCH ASSEMBLY (CENTER REAR OF LEFT REAR DOOR) LEFT REAR WINDOW SWITCH LO SPD GMLAN SERIAL DATA LOGIC LR DR AJAR SW SIG LT BLU WIRE LT BLU/ WHT WIRE LT GRN WIRE LT GRN/GRY WIRE LT GRN/YEL WIRE NCA WIRE ORG/ WIRE ORG/LT BLU WIRE PASSENGER DOOR LATCH ASSEMBLY (CENTER REAR OF FRONT PASSENGER'S DOOR) PASSENGER WINDOW SWITCH PEPS FUSE REAR BODY FUSE BLOCK (LEFT REAR CORNER OF LUGGAGE COMPT) RED/WHT WIRE RF DR AJAR SW SIG RIGHT REAR DOOR LATCH ASSEMBLY RIGHT REAR WINDOW SWITCH RR DR AJAR SW SIG W/ ANTI THEFT PROTECTION DOOR LOCK CONTROL WHT BRN WIRE WHT LT BLU/ WIRE WHT WIRE WHT/LT BLU WIRE YEL BRN/ WIRE YEL WIRE YEL/LT BLU WIRE

AIR CONDITIONING SYSTEM AIR CONDITIONING SYSTEM TO HYBRID/EV BATTERY PACK (DIAGRAM 5 OF 13) BATT 3 (-) RLY CTRL BATT (-) RLY CTRL BLK WIRE BLK/BRN WIRE BLK/GRY WIRE BLK/LT BLU WIRE BLK/LT GRN WIRE BLK/VIO WIRE BLK/YEL WIRE BRN/LT GRN WIRE BRN/YEL WIRE BUS HIGH SERIAL DATA BUS LOW SERIAL DATA CHARGE PORT DOOR OPEN REQUEST SWITCH COMPUTER DATA LINES SYSTEM COOLANT TEMP SENS SIG COOLING FANS SYSTEM EMPTY FUSE FUEL DOOR OPEN SIG GRY/LT BLU WIRE GRY/VIO WIRE GRY/WHT WIRE HIGH REF 5 VOLT REF 5 VOLT REF LOW REF HOT AT ALL TIMES HYBRID/EV BATTERY COOLANT LEVEL SWITCH (IN HYBRID/EV BATTERY COOLANT SURGE TANK) HYBRID/EV BATTERY PACK COOLANT CONTROL VALVE (RIGHT REAR OF ENGINE COMPT) HYBRID/EV POWERTRAIN CONTROL MODULE 2 (UNDER FRONT PASSENGER'S SEAT) INTERLOCK LOOP SIG 1 LOOP SIG 2 LOW REF LOW REF COOLANT VALVE SENS SIG FUEL DOOR STATUS SIG HOOD OPEN SWITCH SIG LOW REF HVAC MODE SENS SIG LT BLU WIRE LT BLU/BLK WIRE LT BLU/GRN WIRE LT BLU/LT GRN WIRE LT BLU/RED WIRE LT BLU/VIO WIRE LT BLU/YEL WIRE LT GRN/VIO WIRE LT GRN/YEL WIRE PORT DOOR SW SIG FUEL DOOR RELEASE SW SIG POWER INVERTER MODULE ASSEMBLY CABLE COVER PWM SIG BATT 1 (+) RLY CTRL BATT 2 (+) RLY CTRL REAR BODY FUSE BLOCK (LEFT REAR CORNER OF LUGGAGE COMPT) RED/LT BLU WIRE RED/WHT WIRE SENS SIG LOW REF LOW REF SERIAL DATA (-) SERIAL DATA (+) TO HYBRID/EV BATTERY PACK (DIAGRAM 5 OF 13) TO HYBRID/EV BATTERY PACK (DIAGRAM 8 OF 13) TRUNK, TAILGATE, FUEL DOORS SYSTEM TRUNK, TAILGATE, FUEL DOORS SYSTEM ANTI-THEFT SYSTEM VIO WIRE VIO/BRN WIRE VIO/GRY WIRE VIO/RED WIRE WHT WIRE WHT/BRN WIRE WHT/RED WIRE WHT/VIO WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/VIO WIRE

16 17 18 19 20 21 COMMUNICATION ENABLE 6432 6433 COMPUTER DATA LINES SYSTEM ABS/RESS/ CHRGR FUSE BATTERY ENERGY CONTROL MODULE BLK WIRE BRN/RED WIRE COMPUTER DATA LINES SYSTEM FROM HYBRID/EV POWERTRAIN CONTROL MODULE 2 FUSE FUSE (BEHIND REAR OF LEFT FRONT FENDER) GROUND B+ GRY WIRE GRY/LT GRN WIRE HIGH VOLTAGE FAULT SIG HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED HYBRID/EV BATTERY CHARGER RECEPTACLE HYBRID/EV BATTERY PACK COOLANT HEATER HYBRID/EV BATTERY PACK COOLANT TEMPERATURE SENSOR HYBRID/EV BATTERY PACK COOLANT TEMPERATURE SENSOR 2 LOGIC HYBRID/EV BATTERY CONTACTOR ASSEMBLY LT BLU WIRE LT BLU/BRN WIRE LT BLU/GRY WIRE LT BLU/LT GRN WIRE LT BLU/WHT WIRE LT BLU/YEL WIRE LT GRN WIRE LT GRN/LT BLU WIRE NCA WIRE ORG/ WIRE ORG/YEL WIRE PNK WIRE RED WIRE RED/VIO WIRE RESS FUSE STORAGE + TAN WIRE UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) VIO WIRE VIO/GRY WIRE VIO/WHT WIRE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/LT GRN WIRE

BATTERY CHARGING SYSTEM NEGATIVE CONTACTOR BATTERY CHARGING SYSTEM POSITIVE CONTACTOR BATTERY ENERGY CONTROL BLK WIRE BRN WIRE BRN/LT GRN WIRE FROM BATTERY CHARGER (DIAGRAM 5 OF 13) FROM HYBRID POWERTRAIN CONTROL MODULE (DIAGRAM 3 OF 13) FROM HYBRID POWERTRAIN CONTROL MODULE 2 FROM HYBRID POWERTRAIN CONTROL MODULE 2 (DIAGRAM 3 OF 13) FUSE GRY WIRE GRY/LT BLU WIRE HEATER TRANSISTOR HYBRID/EV BATTERY CONTACTOR ASSEMBLY HYBRID/EV BATTERY COOLANT HYBRID/EV BATTERY MULTIFUNCTION CONTACTOR HYBRID/EV BATTERY NEGATIVE CONTACTOR HYBRID/EV BATTERY PACK (UNDER CENTER OF VEHICLE) HYBRID/EV BATTERY PACK COOLANT HEATER HYBRID/EV BATTERY PACK FUSE FUSE INSULATOR HYBRID/EV BATTERY POSITIVE CONTACTOR HYBRID/EV BATTERY PRECHARGE RESISTOR HYBRID/EV BATTERY PRECHARGE TRANSISTOR LOGIC LOGIC POWER INVERTER MODULE (LEFT SIDE OF ENGINE COMPT) LT GRN WIRE LT GRN/LT BLU WIRE MODULE MODULE (DIAGRAM 5 OF 13) NCA WIRE NEG STATUS ORG/ WIRE ORG/BLK WIRE ORG/YEL WIRE PNK WIRE POS STATUS POWER MODULE (DIAGRAM 5 OF 13) RED WIRE TO HYBRID/EV BATTERY MODULE 1 (DIAGRAM 9 OF 13) TO HYBRID/EV BATTERY MODULE 9 (DIAGRAM 13 OF 13) VIO WIRE VIO/GRY WIRE VIO/WHT WIRE WHT/BRN WIRE WHT/VIO WIRE YEL/VIO WIRE