Chevrolet Blazer III (2018-2023) htr relay ctrl Wiring diagrams

This page contains all the electrical diagrams for the component. htr relay ctrl, in which he is found in the car Chevrolet Blazer III (2018-2023). You can view various wiring diagrams where this component is used, as well as go to more detailed diagrams to see the complete connection and interaction in the system. All diagrams have links to quickly jump to the corresponding section with the component for easy viewing..

htr relay ctrl wiring diagram (1 of 4)

2.5L 3.6L A/C REFRIGERANT PRESS SENS SIG A/C REFRIGERANT PRESSURE SENSOR AMBIENT AIR TEMPERATURE SENSOR BATT POS VOLT BATTERY FUSE BLOCK BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/GRY WIRE BRN/RED WIRE CLUTCH RELAY CTRL COMPUTER DATA LINES SYSTEM COOLING FAN CTRL SIG COOLING FAN MOTOR ENGINE CONTROL MODULE ENGINE CONTROLS SYSTEM ENGINE COOLANT TEMPERATURE SENSOR GRN WIRE GROUND GRY WIRE HI SPEED GMLAN SERIAL DATA (-) 1 HOT AT ALL TIMES HTR RELAY CTRL NCA WIRE OUTSIDE AIR TEMP SENS SIG RED/GRN WIRE RLY SPD SIG SIG GND SIG GND SENS LOW REF TEMP SENS SIG W/ TRAILER PROVISIONS W/O TRAILER PROVISIONS WHT WIRE WHT/GRY WIRE

Go to component -> 2.5l vin a, automatic a/c circuit (5 of 5) -> HTR RELAY CTRL

htr relay ctrl wiring diagram (2 of 4)

2.5L 3.6L AUXILIARY COOLANT PUMP RELAY AUXILIARY HEATER COOLANT PUMP BATT POS VOLT BATTERY FUSE BLOCK BLK WIRE BLK/BRN WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BRN/BLU WIRE COMPUTER DATA LINES SYSTEM COOLING FAN CTRL SIG COOLING FAN MOTOR DRIVER INFORMATION CENTER DISPLAY ENGINE CONTROL MODULE ENGINE COOLANT TEMPERATURE GAUGE ENGINE COOLANT TEMPERATURE IND ENGINE COOLANT TEMPERATURE SENSOR GRN/VIO WIRE GROUND GRY WIRE GRY/BLU WIRE HI SPEED GMLAN SERIAL DATA (-) 1 HI SPEED GMLAN SERIAL DATA (-) 3 HOT AT ALL TIMES HOT W/ HOT W/ ENGINE CONTROLS IGNITION RELAY ENERGIZED HTR RELAY CTRL IGNITION MAIN RELAY INSTRUMENT CLUSTER LOGIC MOST SERIAL DATA (+) NCA WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RLY SPD SIG SIG GND SIG GND SENS LOW REF TEMP SENS SIG UNDERHOOD FUSE BLOCK VIO/GRY WIRE W/ TRAILER PROVISIONS W/O TRAILER PROVISIONS WHT WIRE YEL/BLU WIRE

Go to component -> 2.5l vin a, cooling fan circuit -> HTR RELAY CTRL