Chevrolet Volt II (2015-2019) coolant heater control module Wiring diagrams

A/C COMPRESSOR BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BLU/YEL WIRE COOLANT HEATER CONTROL MODULE DATA BUS 19 ENGINE CONTROL MODULE (BELOW LEFT HEADLAMP) GRN WIRE GRN/BLU WIRE GRN/YEL WIRE GRY/VIO WIRE HI SPD GMLAN SERIAL DATA (+) (3) HI SPD GMLAN SERIAL DATA (+) 1 ACCESSORY WAKEUP SERIAL DATA 2 HI SPD GMLAN SERIAL DATA (-) (1) HI SPD GMLAN SERIAL DATA (-) (2) HI SPD GMLAN SERIAL DATA (-) 3 ACCESSORY WAKEUP SERIAL DATA 2 HUMAN MACHINE INTERFACE CONTROL MODULE HVAC CONTROL MODULE HVAC CONTROLS INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE INFO DISPLAY MODULE INSTRUMENT CLUSTER LO SPD GMLAN SERIAL DATA MOST CONTROL MOST SERIAL DATA (+) NETWORK SERIAL NETWORK SERIAL DATA BUS 19 NETWORK SERIAL DATA BUS 9 POWER INVERTER MODULE (TOP OF TRANSMISSION) SERIAL DATA COMM ENABLE TELEMATICS COMMUNICATION INTERFACE CONTROL MODULE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/VIO WIRE

AMBIENT LIGHT/ SUNLOAD SENSOR, BATTERY STATE OF CHARGE INDICATOR BATTERY ENERGY CONTROL MODULE BLK WIRE BLOWER MOTOR BODY CONTROL MODULE BRN WIRE CENTER CONSOLE ACCESSORY POWER RECEPTACLE COOLANT HEATER CONTROL MODULE FRONT DOME/ READING LAMPS FRONT SEAT HEATING CONTROL MODULE GRY/BLK WIRE HYBRID/EV BATTERY CONTACTOR ASSEMBLY HYBRID/EV BATTERY PACK HYBRID/EV POWERTRAIN CONTROL MODULE 2 INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE LEFT SUNSHADE MIRROR LAMP LIFTGATE UNLATCH RELAY MOBILE DEVICE WIRELESS CHARGER MODULE OVERHEAD CONSOLE MULTI- FUNCTION SWITCH PASSENGER DOOR ACCENT LAMP PASSENGER DOOR HANDLE FLOOD LAMP PASSENGER DOOR LATCH ASSEMBLY PASSENGER DOOR LOCK SWITCH PASSENGER EXTERIOR DOOR HANDLE ASSEMBLY PASSENGER EXTERIOR DOOR HANDLE SWITCH PASSENGER OUTSIDE REAR VIEW MIRROR PASSENGER OUTSIDE REAR VIEW MIRROR GLASS PASSENGER PRESENCE MODULE PASSENGER WINDOW SWITCH REAR DOME READING LAMPS RETAINED ACCESSORY POWER RELAY RIGHT SUNSHADE MIRROR LAMP STEERING WHEEL AIR BAG COIL STEERING WHEEL HEATER W/ HEATED MIRROR W/O HEATED MIRROR WINDSHIELD WIPER MOTOR

A/C COMPRESSOR ABS MDL FUSE ABS PMP FUSE ACCM FUSE APM FUSE BAT SENS FUSE BATTERY BATTERY CURRENT SENSOR BLK WIRE BLU WIRE BODY CONTROL MODULE BRAKE BOOSTER CONTROL MODULE BRN WIRE COOLANT HEATER CONTROL MODULE COOLANT HTR CM FUSE COOLANT RESS PMP FUSE COOLING FAN LT FUSE COOLING FAN RT FUSE DRIVER WINDOW MOTOR E BOOST (HEV) FUSE E BOOST FUSE ECM FUSE ELECTRIC PUMP FUSE ELECTRONIC BRAKE CONTROL MODULE ENGINE CONTROL MODULE FRT WIPER FUSE FUSE 1 FUSE 2 GRN WIRE GRY WIRE HYBRID/EV POWERTRAIN CONTROL MODULE 2 LEFT COOLING FAN MOTOR LEFT REAR WINDOW SWITCH LOGIC HYBRID/EV BATTERY PACK COOLANT PUMP LOGIC HYBRID/EV ELECTRONICS COOLANT PUMP LOGIC WINDSHIELD WIPER MOTOR LUGGAGE COMPT, NEAR BATTERY) NCA WIRE POWER INVERTER MODULE POWER STEERING CONTROL MODULE PRE FUSE UEC FUSE REC FUSE RED WIRE RESS FUSE RIGHT COOLING FAN MOTOR TO BODY CONTROL MODULE FUSE HOLDER (DIAGRAM 5 OF 5) TO ENGINE CONTROLS IGNITION RELAY (DIAGRAM 2 OF 5) TO INSTRUMENT PANEL FUSE BLOCK (DIAGRAM 3 OF 5) TO INSTRUMENT PANEL FUSE BLOCK (DIAGRAM 5 OF 5) TO REAR BODY FUSE BLOCK (DIAGRAM 4 OF 5) TPIM 1 FUSE TPIM 2 FUSE UNDERHOOD FUSE BLOCK VICM FUSE VIO WIRE WHT WIRE WINDOW LT FUSE YEL WIRE

A/C COMPRESSOR BATT 4 (+) BATT 5+ BATTERY ENERGY CONTROL MODULE BLK WIRE BLK/VIO WIRE BLU WIRE BLU/BLK WIRE BLU/GRY WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/WHT WIRE COOLANT HEATER CONTROL MODULE FROM HYBRID/EV BATTERY CONTACTOR ASSEMBLY (DIAGRAM 7 OF 11) GRN WIRE GRN/BLK WIRE GRN/GRY WIRE GRN/VIO WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/WHT WIRE GRY/YEL WIRE HI VOLT (-) HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED HYBRID/EV BATTERY CONTACTOR ASSEMBLY HYBRID/EV BATTERY PACK (UNDER CENTER OF VEHICLE) NCA WIRE ORG/ WIRE ORG/BLK WIRE RED/VIO WIRE RESS FUSE SIG (+) 52 SIG (+) 54 SIG 44 SIG 45 SIG 46 SIG 47 SIG 48 SIG 49 SIG 50 SIG 51 SIG 53 SIG 55 SIG 56 SIG 57 SIG 58 SIG 59 SIG 60 SIG 61 SIG 62 SIG 63 SIG 64 SIG 65 SIG 66 SIG 67 SIG 68 SIG 69 SIG 70 SIG 71 SIG 72 SIG 73 SIG 74 SIG 75 SIG 76 SIG 77 SIG 78 SIG 79 SIG 80 SIG 81 SIG 82 SIG 83 SIG 84 SIG 85 SIG 86 SIG 87 SIG 88 SIG 89 SIG 90 SIG 91 SIG 92 SIG 93 SIG 94 SIG 95 SIG 96 UNDERHOOD FUSE BLOCK VIO WIRE VIO/BLK WIRE VIO/GRN WIRE VIO/GRY WIRE VIO/WHT WIRE VITM RC FUSE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL WIRE YEL/BLK WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/GRY WIRE YEL/VIO WIRE YEL/WHT WIRE